Radar · Sustainability Tech in Colorado
Best Sustainability Tech Companies in Colorado, United States
The 250 best Sustainability Tech companies in Colorado, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Red Rock Biofuels.
By Riya SenguptaFinancials
250companies tracked
$3.4Bdisclosed funding
1unicorns
121have raised
FLIAR INTELLIGENCE · SUSTAINABILITY TECH × COLORADO
Our analysis of 84 Sustainability Tech companies
$19.4b in tracked funding; 85% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
84companies analysed
85%cloud-native stacks
2025funding peak (by rounds)
9unicorns
2016median founding year
285kcombined LinkedIn audience
49%of audience held by top 3
7companies hiring publicly (12 mo)
Ranked: Best Sustainability Tech companies in Colorado
| # | Company | Disclosed funding | Last round | Employees | Founded | Founder | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Red Rock Biofuels Producer of renewable jet and diesel fuels from waste woody biomass | $698M | 43 mo ago | 13 | 2011 | — | — | — |
| 2 | Tendril Online building energy management solution for homeowners 57Funding top 19%Growth top 32%Moat top 37%Patents top 40% All 10 signals ▾Fundingtop 19% Growthtop 32% Moattop 37% Patentstop 40% Innovationtop 45% Techtop 48% Talentbottom 49% Marketbottom 43% Globalbottom 39% Newsbottom 27% Funding: Raised $337M across 21 rounds · 21 rounds over 22 yrs (1.0/yr) Growth: Headcount 60 → 86 (+43%) across vintages · Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 57/100 | $337M | 15 mo ago | 86 | 2004 | Chris Bahry Co-Founder | Creative Director | 18 patents Advanced smart‑grid energy management and personalized demand‑response optimization | — |
| 3 | Ascent Solar Manufacturer of flexible thin-film solar panels for varied applications 37Product top 14%News top 25%Funding top 30%Growth top 30% All 12 signals ▾Producttop 14% Newstop 25% Fundingtop 30% Growthtop 30% Innovationtop 39% Patentstop 42% Talentbottom 49% Techbottom 39% Globalbottom 38% Moatbottom 37% Fin. healthbottom 36% Marketbottom 19% Product: 4 distinct product lines · Company stage: Public News: 6 BI events in 12 mo (of 88 tracked, 11 types) · +200% YoY rank vs industry peers · Fliar Intelligence Index 37/100 | $265M | 4 mo ago | 16 | 2005 | Paul Warley CEO | 96 patents Thin‑film solar cell manufacturing, flexible substrates, and monolithic integration for airborne power. | — |
| 4 | Arq Developer of environmental technology products for water, land, and air purification | $221M | 78 mo ago | 10 | 1997 | Julian McIntyre Founder & CEO | — | — |
| 5 | Ampsortation Provider of AI-powered automation systems for recycling and waste management | $213M | 18 mo ago | — | 2015 | Matanya Horowitz Founder & CTO | — | — |
| 6 | AMP AI-based waste sorting robot developer | $178M | 37 mo ago | 90 | 2015 | — | — | 1 partnership · 1 award |
| 7 | GlobeImmune Developing Tarmogen (vaccine) product candidates to treat cancer and infectious diseases. | $132M | 110 mo ago | 1 | 1995 | — | 423 patents Yeast-based cancer immunotherapies targeting brachyury and cellular immune activation | — |
| 8 | Husk Power Systems AI-powered distributed energy platform delivering clean, reliable power in Global South 76Funding top 22%Customers top 24%Product top 26%Talent top 28% All 13 signals ▾Fundingtop 22% Customerstop 24% Producttop 26% Talenttop 28% Growthtop 32% AItop 35% Innovationtop 39% Techtop 41% Globaltop 42% Newstop 49% Fin. healthbottom 49% Marketbottom 47% Moatbottom 46% Funding: Raised $74.3M across 13 rounds · 13 rounds over 18 yrs (0.7/yr) Customers: Play-Store rating 5.00★ across 2,880 ratings (3 apps) · Marquee-customer mentions: top 30% of tracked companies rank vs industry peers · Fliar Intelligence Index 76/100 | $74M | 9 mo ago | 443 443 → 480 (+8%) | 2007 | Ratnesh Yadav Co-Founder | — | — |
| 9 | ION Engineering Developer of post-combustion source capture technology for emissions reduction | $70M | 13 mo ago | 13 | 2008 | Alfred Brown Founder & CEO | — | — |
| 10 | Global Thermostat Provider of solutions to capture carbon from the atmosphere or industrial stacks | $70M | 36 mo ago | 42 | 2010 | Peter Eisenberger Co-Founder | 5 patents Amine-functionalized mesoporous sorbents for direct air CO₂ capture | — |
| 11 | SmarterX Provider of software suite solutions for in-store retail businesses | $62M | 46 mo ago | 78 78 → 41 (-47%) | 2015 | Charlie Vallely Co-Founder | — | — |
| 12 | ServiceCore Provider of software for portable toilet, septic, and dumpster businesses | $62M | 52 mo ago | 24 | 2003 | Jonah Chilton CEO | — | — |
| 13 | Ocugen Developer of therapeutic solutions to treat various eye disorders | $58M | 73 mo ago | 84 84 → 130 (+55%) | 2013 | — | 57 patents Patents concentrated in health & consumer products | — |
| 14 | Helio Home Provider of all-electric heating and cooling system installation and related services 67Funding top 24%Growth top 28%Tech top 37%Talent top 38% All 7 signals ▾Fundingtop 24% Growthtop 28% Techtop 37% Talenttop 38% Producttop 47% Globalbottom 48% Marketbottom 46% Funding: Raised $50.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) Growth: Web rank 5,000,000 → 1,000,000 YoY · Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 67/100 | $50M | 4 mo ago | — | 2020 | Aaron Grant Co-Founder | — | 1 job opening |
| 15 | RemoteLock Provider of software solutions for access control using smart locks | $48M | 35 mo ago | 15 | 2011 | Nolan Mondrow CEO | 3 patents Smart lock credential validation and access control authentication systems | 1 launch |
| 16 | Swift Solar Provider of flexible perovskite solar cells 69Growth top 17%Innovation top 20%Patents top 23%Talent top 25% All 10 signals ▾Growthtop 17% Innovationtop 20% Patentstop 23% Talenttop 25% Fundingtop 29% Newstop 30% Moattop 32% Techbottom 42% Globalbottom 40% Marketbottom 30% Growth: 5 acquisition/expansion moves in 24 mo · Fresh capital in last 24 mo Innovation: 63 patents (top 27% of patent-holders) · 50 filings since 2022 vs 13 in 2017-21 rank vs industry peers · Fliar Intelligence Index 69/100 | $42M | 13 mo ago | 19 | 2017 | Tomas Leijtens Cto | 63 patents Integrating robust interconnects and moisture barriers for perovskite‑silicon tandem solar modules | 1 job opening |
| 17 | Recurve Provider of energy management software | $33M | 14 mo ago | 39 | 2004 | Matt Golden Founder & CEO | — | — |
| 18 | Uplight 🦄 AI and SaaS-driven solutions for energy monitoring in residential and commercial buildings 80News top 22%Tech top 24%Growth top 25%Moat top 31% All 10 signals ▾Newstop 22% Techtop 24% Growthtop 25% Moattop 31% Fundingtop 34% Patentstop 34% Innovationtop 36% Markettop 37% Talenttop 39% Globalbottom 44% News: 8 BI events in 12 mo (of 17 tracked, 5 types) · 2 high-value events (IPO/M&A/funding/contracts) in 12 mo Tech: 45 technologies across 6/8 capability areas · Cloud: Amazon Web Services, Cloudflare rank vs industry peers · Fliar Intelligence Index 80/100 | $30M | 15 mo ago | 496 | 2019 | Luis D'Acosta CEO | 20 patents Residential energy demand response and HVAC optimization with real-time rebate mechanisms | 1 launch · 1 award |
| 19 | XTi Retailer of biolight therapy devices designed to enhance sleep and performance | $30M | 30 mo ago | 12 | 2014 | J Suntych CEO | — | — |
| 20 | AtmosZero Manufacturer of industrial heat pumps for boilers 48Talent top 28%Funding top 31%Innovation top 34%Patents top 34% All 8 signals ▾Talenttop 28% Fundingtop 31% Innovationtop 34% Patentstop 34% Moattop 37% Globalbottom 40% Marketbottom 30% Newsbottom 21% Talent: 3 named leaders on record · 3 C-suite/founder profiles curated Funding: Raised $28.5M across 6 rounds · 6 rounds over 3 yrs (2.0/yr) rank vs industry peers · Fliar Intelligence Index 48/100 | $28M | 13 mo ago | 14 | 2021 | Addison Stark Co-Founder & CEO | 16 patents Industrial heat generation and thermal storage using advanced heat pump systems | 2 job openings |
| 21 | Odyssey Energy Solutions Provider of end-to-end platform for distributed renewable energy finance | $28M | 17 mo ago | 8 | 2017 | Piyush Mathur Co-Founder & MD & CBO | — | 1 job opening |
| 22 | NovoHydrogen Provider of renewable hydrogen | $27M | 33 mo ago | 10 | 2021 | Matt Mcmonagle CEO & Founder | — | — |
| 23 | Cowboy Clean Fuels Provider of renewable natural gas | $26M | 10 mo ago | 15 | 2020 | Ryan Waddington Co-Founder | — | 1 launch |
| 24 | Optera Online platform to track, manage and achieve emissions goals | $26M | 33 mo ago | 15 | 2006 | Ty Colman Co-Founder & COO | 5 patents Manufacturing plastic-based capacitive and resistive touch screen sensors. | 1 launch |
| 25 | Mercy Housing Community foundation focused on affordable housing | $23M | 8 mo ago | 1,600 | 1981 | Timothy O’Roark Founder | — | 1 award |
| 26 | Rebound Developer of industrial cooling technology with built-in energy storage 27Funding top 32%Moat top 37%Talent top 38%Product bottom 45% All 9 signals ▾Fundingtop 32% Moattop 37% Talenttop 38% Productbottom 45% Innovationbottom 43% Patentsbottom 39% Globalbottom 39% Marketbottom 27% Newsbottom 24% Funding: Raised $17.9M across 16 rounds · 16 rounds over 11 yrs (1.5/yr) Moat: Editorial + unicorn rating 7/10 · IP moat: 8 patents rank vs industry peers · Fliar Intelligence Index 27/100 | $18M | 2 mo ago | 7 | 2012 | Russell Goldfarbmuren Co-Founder & CTO | 8 patents Thermal energy recovery and heat pump technologies with smart inventory control | 1 job opening · 2 launchs |
| 27 | InDevR Manufacturer of biotherapeutics, vaccines and diagnostic products | $16M | 41 mo ago | 42 | 2003 | Laura Kuck Co-Founder & EVP | 52 patents Molecular diagnostics platforms for nucleic acid and protein assay multiplexing | — |
| 28 | Hidrate Internet-first brand offering smart water bottle | $15M | 41 mo ago | 22 22 → 12 (-45%) | 2014 | — | 25 patents IoT-enabled smart drink containers for real-time hydration monitoring and alerts | — |
| 29 | Prometheus Materials Manufacturer of zero carbon concrete materials for green buildings | $14M | 23 mo ago | 12 | 2021 | Jeffrey Cameron Co-Founder | — | 3 partnerships |
| 30 | Tynt Manufacturer of smart windows 40Talent top 28%Innovation top 32%Product top 36%Funding top 42% All 7 signals ▾Talenttop 28% Innovationtop 32% Producttop 36% Fundingtop 42% Techbottom 39% Globalbottom 37% Marketbottom 26% Talent: 3 named leaders on record · 3 C-suite/founder profiles curated Innovation: 12 product lines · Deep-tech classification: Tech Hardware rank vs industry peers · Fliar Intelligence Index 40/100 | $14M | 7 mo ago | 21 21 → 17 (-19%) | 2020 | Mike Mcgehee Co-Founder | — | — |
| 31 | Teren Provider of cloud-based environmental risk management software and data suites. | $11M | 33 mo ago | 18 18 → 13 (-28%) | 2017 | Shaun Andrikopoulos Co-Founder | — | — |
| 32 | Copper Labs Provider of AI-enabled energy monitoring solutions for residential applications | $11M | 36 mo ago | 10 | 2012 | — | 33 patents Wireless smart‑meter data acquisition and analytics for grid monitoring and customer engagement | — |
| 33 | Armis Biopharma Developer of prophylactic therapy for MDR-surgical site infections | $9M | 11 mo ago | 10 | 2017 | — | 49 patents Patents concentrated in health & consumer products | — |
| 34 | Denver Housing Developer of affordable homes | $8M | 6 mo ago | 279 | 1938 | — | — | 2 job openings |
| 35 | SiVEC Biotechnologies Revolutionizing therapeutics with targeted live biotherapeutic delivery platform for advanced solutions | $7M | 9 mo ago | 5 | 2016 | Lyndsey Linke Co-Founder & CEO | 37 patents Bacterial vector platforms for intracellular delivery of antibodies, proteins, and therapeutic mRNA | — |
| 36 | Crestone Pharma Manufacturer of small molecule drugs for infectious diseases | $7M | 16 mo ago | 8 | 2015 | — | — | — |
| 37 | Divirod Provider of water data, monitoring, analytics, and early flood warning | $6M | 21 mo ago | 12 | 2016 | — | 6 patents Fiber-optic reflectometry sensors for precise signal and fault detection | — |
| 38 | Crimson Renewable Energy Manufacturer and supplier of biodiesel | $5M | 15 mo ago | 67 | 2006 | Harry Simpson President/CEO | — | — |
| 39 | VitroBioPharma Biologics company developing cell therapies for autoimmune diseases and inflammatory disorders | $4M | 12 mo ago | 10 | 1986 | — | — | — |
| 40 | H2Plus Technology solution for water treatment | $4M | 22 mo ago | — | 2023 | David Hauschild Founder & CEO | 19 patents Patents concentrated in chemistry & materials | — |
| 41 | Aether Energy AI-powered end-to-end platform for rooftop solar installers | $3M | 19 mo ago | — | 2023 | Shelby Bons Co-Founder & CTO | — | — |
| 42 | Distill Developer of a platform for forecasting and simulating energy grid behavior | $2M | 3 mo ago | — | 2025 | Sonya Gustafson Co-Founder & Chief Product Officer | — | — |
| 43 | Tereform Developer of chemical recycling technology for textile waste | $1M | 15 mo ago | 2 | 2022 | — | — | — |
| 44 | Housingcatalyst Develops and manages affordable homes | $1M | 9 mo ago | — | 1971 | — | — | 1 job opening |
| 45 | Solaris Vaccines Developer of therapeutic vaccines for infectious diseases | $708K | 17 mo ago | 3 | 2021 | Michael Artinger CEO | — | — |
| 46 | Earthview Provider of emission monitoring solutions | $300K | 16 mo ago | 9 | 2019 | Duncan Brandt Co-Founder & CTO | 4 patents Industrial gas detection and leak monitoring sensor technologies for safety and environmental compliance | — |
| 47 | Steele Properties Designs and develops affordable homes | $265K | 8 mo ago | — | 2006 | — | — | — |
| 48 | Black Dog LED Manufacturer of LED grow lights for commercial, research, and home growing. | $250K | 9 mo ago | 6 | 2010 | Corey Drew Founder & Owner | — | — |
| 49 | Boulder Housing Developer of affordable houses | $249K | 5 mo ago | 86 | 1966 | — | — | — |
| 50 | Sorcerer Weather forecasting and climate analytics solution | $125K | 10 mo ago | — | 2024 | Austin Tindle Co-Founder & CEO | — | — |
Top 12 Sustainability Tech companies in Colorado
#1
Public · Thornton, Colorado · founded 2005 · 16 employees$265.2Mraised▾
Public · Thornton, Colorado · founded 2005 · 16 employees
Manufacturer of flexible thin-film solar panels for varied applications. These photovoltaic modules are suitable for airborne vehicles, space missions, and agrivoltaic installations. The company utilizes CIGS chemistries with roll-to-roll manufacturing processes. The panels are built on a thin polyamide substrate.
Fliar Intelligence Index™ 37how this company ranks against its industry peers
Product
top 14%News
top 25%Funding
top 30%Growth
top 30%Innovation
top 39%Patents
top 42%Product: 4 distinct product lines · Company stage: Public
News: 6 BI events in 12 mo (of 88 tracked, 11 types) · +200% YoY · 5 high-value events (IPO/M&A/funding/contracts) in 12 mo
Funding: Raised $265M across 33 rounds · 33 rounds over 19 yrs (1.7/yr) · Last round Post IPO (Jan 2026)
Audience (LinkedIn): 4k LinkedIn followers
Funding rounds
- Jan 2026Post IPO$25M
- Dec 2025Post IPO$2M
- Oct 2024Post IPO$1.9M
- Apr 2023Post IPO$9M
Founders & team
Investors
Ironridge Global Partners, Hydro, Arion Agrophotovoltaic, Tritium Partners, Terminus Capital Partners
Tech stack
CloudflareCloudflare Bot ManagementCore-JsHstsHttp/3Hubspot
#2
Series A · Commerce City, Colorado · founded 2012 · 7 employees$17.9Mraised▾
Series A · Commerce City, Colorado · founded 2012 · 7 employees
Developer of industrial cooling technology with built-in energy storage. The technology leverages ice as a thermal battery for agile and cost-effective solutions. It reduces peak energy demand, cuts operational costs, and achieves carbon emissions reductions. The technology is applicable to industrial cold storage, datacenter cooling, and food processing.
Fliar Intelligence Index™ 27how this company ranks against its industry peers
Funding
top 32%Moat
top 37%Talent
top 38%Product
bottom 45%Innovation
bottom 43%Patents
bottom 39%Funding: Raised $17.9M across 16 rounds · 16 rounds over 11 yrs (1.5/yr) · Last round Series A (Apr 2026)
Moat: Editorial + unicorn rating 7/10 · IP moat: 8 patents · 9 curated direct competitors tracked
Talent: 2 named leaders on record · 2 C-suite/founder profiles curated
Audience (LinkedIn): 2k LinkedIn followers
Hiring (LinkedIn): 1 hiring post in 12 mo (public) · hiring: Customer Success Engineer
Activity (LinkedIn): 2 product launches announced in 12 mo
Funding rounds
- Apr 2026Series A$2M
- Feb 2026Series A$10.8M
- Jul 2025Series A$750K
- Sep 2024Series A$1.4M
Founders & team
Investors
Autodesk, Skyview Ventures, Clean Energy Ventures, Prime Coalition, SVC, Closed Loop Partners
#3
Series A · Denver, Colorado · founded 2020$50Mraised▾
Series A · Denver, Colorado · founded 2020
Provider of all-electric heating and cooling system installation and related services. The company offers system installation, rebates, and financing options. It provides a home application that learns usage to optimize energy bills. The company remotely monitors systems for performance and efficiency.
Fliar Intelligence Index™ 67how this company ranks against its industry peers
Funding
top 24%Growth
top 28%Tech
top 37%Talent
top 38%Product
top 47%Global
bottom 48%Funding: Raised $50.0M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) · Last round Series A (Jan 2026)
Growth: Web rank 5,000,000 → 1,000,000 YoY · Fresh capital in last 24 mo
Tech: 30 technologies across 5/8 capability areas · Cloud: Amazon Cloudfront, Amazon Web Services · Observability: Sentry
Audience (LinkedIn): 6k LinkedIn followers — 2.0% of this cohort's audience
Hiring (LinkedIn): 1 hiring post in 12 mo (public) · hiring: General Manager
Activity (LinkedIn): 1 awards announced in 12 mo
Funding rounds
- Jan 2026Series A$50M
Founders & team
Investors
Eclipse, 8VC, Activate Capital, Garage Capital, Active Impact Investments
Tech stack
Amazon CloudfrontAmazon Web ServicesApple Icloud MailCloudflareCloudflare Bot ManagementCore-Js
#4
Acquired · Boulder, Colorado · founded 2004 · 86 employees$336.7Mraised▾
Acquired · Boulder, Colorado · founded 2004 · 86 employees
Online building energy management solution for homeowners. Offers software to increase energy efficiency for homeowners. The Company provides software systems that integrate with utility and government energy efficiency programs to help guide homeowners and commercial businesses.
Fliar Intelligence Index™ 57how this company ranks against its industry peers
Funding
top 19%Growth
top 32%Moat
top 37%Patents
top 40%Innovation
top 45%Tech
top 48%Funding: Raised $337M across 21 rounds · 21 rounds over 22 yrs (1.0/yr) · Last round Series E (Mar 2025)
Growth: Headcount 60 → 86 (+43%) across vintages · Fresh capital in last 24 mo
Moat: Editorial + unicorn rating 6/10 · IP moat: 18 patents · 10 curated direct competitors tracked
Funding rounds
- Mar 2025Series E$58M
- Dec 2021Series E$101.9M
- Dec 2018Series E—
- Mar 2018Series E—
Founders & team
Investors
SunPower, Morgan Stanley, ZOMALAB, Rubicon Technology Partners, VantagePoint Capital Partners, Good Energies
Tech stack
Amazon S3Amazon Web ServicesAtlassian StatuspageBabelCore-JsDocusign
#5
Series D · Fort Collins, Colorado · founded 2007 · 443 employees$74.3Mraised▾
Series D · Fort Collins, Colorado · founded 2007 · 443 employees
AI-powered distributed energy platform delivering clean, reliable power in Global South. The company powers prosperity by providing renewable electricity to unserved and underserved communities. It utilizes an AI-enabled distributed energy resources (DER) platform to serve communities, commercial & industrial (C&I) businesses, and individual households. It offers flexible “pay-as-you-go” options. The company's assets are grid interoperable, supporting national electrification efforts. The platform leverages artificial intelligence to optimize energy demand, maximize renewable energy mix, and enhance customer service. It focuses on clean energy, renewable energy, solar power, rural electrification, energy access, commercial and industrial solar, rural e-commerce, digital finance, distributed renewable energy, community solar, and solar minigrids.
Fliar Intelligence Index™ 76how this company ranks against its industry peers
Funding
top 22%Customers
top 24%Product
top 26%Talent
top 28%Growth
top 32%AI
top 35%Funding: Raised $74.3M across 13 rounds · 13 rounds over 18 yrs (0.7/yr) · Last round Conventional Debt (Sep 2025)
Customers: Play-Store rating 5.00★ across 2,880 ratings (3 apps) · Marquee-customer mentions: top 30% of tracked companies
Product: 1 product launch event in 12 mo, 1 the year before · 7 distinct product lines · 3 published apps (989k installs)
Audience (LinkedIn): 61k LinkedIn followers — 21.5% of this cohort's audience · 41 engagements/post (1.9× cohort median)
Funding rounds
- Sep 2025Conventional Debt$3.2M
- Apr 2024Conventional Debt$4M
- Mar 2024Venture Debt$20M
- Oct 2023Conventional Debt$60M
Founders & team
Investors
Swedfund, Engie, Shell Foundation, LGT, ElectriFI, Acumen
Tech stack
Amazon S3Amazon Web ServicesBootstrapCloudflareFont AwesomeFramer Sites
#6
Series A · Boulder, Colorado · founded 2008 · 13 employees$70.1Mraised▾
Series A · Boulder, Colorado · founded 2008 · 13 employees
Developer of post-combustion source capture technology for emissions reduction. The company provides carbon capture solutions for generators of natural gas power. It offers solvent technology with capture efficiency and sustainability. The company provides design and maintenance for project success. It tailors technologies and leverages engineering and construction relationships.
LinkedIn Pulse recent public activity · Jul 2026
Audience: 4k LinkedIn followers
Funding rounds
- May 2025Grant (prize money)$21.4M
- May 2025Grant (prize money)$7M
- Mar 2024Series A$70M
- Mar 2023Series A—
Founders & team
Investors
Chevron, Carbon Direct Capital, SK Materials, DOE, OSTI
#7
Funding Raised · Denver, Colorado · founded 1981 · 1600 employees$22.8Mraised▾
Funding Raised · Denver, Colorado · founded 1981 · 1600 employees
Community foundation focused on affordable housing
LinkedIn Pulse recent public activity · Jul 2026
Audience: 25k LinkedIn followers — 8.8% of this cohort's audience · 40 engagements/post (1.9× cohort median)
Activity: 1 awards announced in 12 mo
Funding rounds
- Sep 2025Grant (prize money)$300.1K
- Mar 2025Grant (prize money)$149K
- Apr 2015Grant (prize money)$374.8K
- Jun 2012Grant (prize money)$219.5K
Founders & team
Investors
Hud Exchange, HHS, United States Department of Agriculture
Tech stack
AdrollAdroll Cmp SystemApple Icloud MailBootstrapCloudflareCloudflare Bot Management
#8
Series A · Boulder, Colorado · founded 2020 · 21 employees$14.1Mraised▾
Series A · Boulder, Colorado · founded 2020 · 21 employees
Manufacturer of smart windows. It provides users with a company that develops smart windows that are climate-friendly and adapt to changing needs throughout the day. These windows aim to reduce heating and energy loss in homes.
Fliar Intelligence Index™ 40how this company ranks against its industry peers
Talent
top 28%Innovation
top 32%Product
top 36%Funding
top 42%Tech
bottom 39%Global
bottom 37%Talent: 3 named leaders on record · 3 C-suite/founder profiles curated
Innovation: 12 product lines · Deep-tech classification: Tech Hardware
Product: 12 distinct product lines · Company stage: Series A
Audience (LinkedIn): 3k LinkedIn followers
Funding rounds
- Oct 2025Series A$2.7M
- Apr 2023Series A$7.1M
- 2022Seed—
- Oct 2021Angel$1.5M
Founders & team
Investors
DOE, Climate Capital, Prime Impact Fund, Starlight Ventures, Kompas
Tech stack
NetlifyHsts
#9
Series D · Louisville, Colorado · founded 2015$212.5Mraised▾
Series D · Louisville, Colorado · founded 2015
Provider of AI-powered automation systems for recycling and waste management. The company designs, builds, and operates facilities to process single-stream recycling and municipal solid waste. It offers material characterization and configuration to capture value from material streams. The company’s technology helps to modernize recycling infrastructure.
Funding rounds
- Nov 2024Series D$194.9M
- Nov 2019Series A$16M
- Apr 2016Grant (prize money)$1.4M
- Jan 2015Grant (prize money)$175K
Founders & team
Investors
Congruent Ventures, Sequoia Capital, Blue Earth Capital, Liberty Mutual Investments, CalSTRS, Wellington
Tech stack
CloudflareCloudflare Bot ManagementCookieyesGoogle AnalyticsGoogle Tag ManagerGoogle Workspace
#10
Series B · Denver, Colorado · founded 2020 · 15 employees$26.1Mraised▾
Series B · Denver, Colorado · founded 2020 · 15 employees
Provider of renewable natural gas. It provides Clean fuels and has developed a technology to develop biogas. It is manufactured by capturing and sequestering CO2.
LinkedIn Pulse recent public activity · Jul 2026
Audience: 1k LinkedIn followers
Activity: 1 product launches announced in 12 mo
Funding rounds
- Jul 2025Conventional Debt$6M
- May 2024Series B$13.2M
- Jan 2024Grant (prize money)—
- Dec 2023Series A$3.7M
Founders & team
Investors
Machan Investments, Wyoming Energy, HRV
Tech stack
AkismetAosBootstrapCookieyesCore-JsFacebook Pixel
#11
Series A · Golden, Colorado · founded 2017 · 19 employees$41.8Mraised▾
Series A · Golden, Colorado · founded 2017 · 19 employees
Provider of flexible perovskite solar cells. It uses hybrid organic-inorganic lead or tin halide-based material as the light-harvesting active layer. Its features include outdoor self-charging, high-performance flexible products, integration with building materials, and suitable power-to-weight ratios.
Fliar Intelligence Index™ 69how this company ranks against its industry peers
Growth
top 17%Innovation
top 20%Patents
top 23%Talent
top 25%Funding
top 29%News
top 30%Growth: 5 acquisition/expansion moves in 24 mo · Fresh capital in last 24 mo
Innovation: 63 patents (top 27% of patent-holders) · 50 filings since 2022 vs 13 in 2017-21 · Deep-tech classification: Tech Hardware
Patents: 63 patents matched (strict assignee match) · 50 filings since 2022 vs 13 in 2017-21 · Latest publication 2026
Audience (LinkedIn): 11k LinkedIn followers — 3.8% of this cohort's audience
Hiring (LinkedIn): 2 hiring posts in 12 mo (public) · momentum +0 · hiring: Night Shift Process Technician, Senior Equipment Controls Engineer
Activity (LinkedIn): 1 awards announced in 12 mo
Funding rounds
- Apr 2025Grant (prize money)$6.4M
- Dec 2023Series A$27M
- Nov 2020Series A$8.2M
- Jul 2019Grant (prize money)$225K
Founders & team
Investors
Eni Next, Fontinalis Partners, Stanford University, Good Growth Capital, BlueScopeX, Toba Capital
Tech stack
Apple Icloud MailCloudflareContentsquareGoogle AnalyticsGoogle Font ApiGoogle Hosted Libraries
#12
Funding Raised · Denver, Colorado · founded 1938 · 279 employees$8Mraised▾
Funding Raised · Denver, Colorado · founded 1938 · 279 employees
Developer of affordable homes
LinkedIn Pulse recent public activity · Jul 2026
Audience: 7k LinkedIn followers — 2.3% of this cohort's audience
Hiring: 2 hiring posts in 12 mo (public) · momentum +2
Funding rounds
- Nov 2025Grant (prize money)$5.8M
- Sep 2025Grant (prize money)$2.3M
Investors
Hud Exchange
Tech stack
All In One SeoCloudflareCloudflare Bot ManagementCore-JsDropzoneElementor
Funding & investor landscape
$3.4Btotal disclosed funding
110companies funded
530disclosed rounds
1rounds last 90 days
Most active investors
Techstars6 rounds
Notable founders
Paul Warley
CEO · Ascent Solar
Russell Goldfarbmuren
Co-Founder & CTO · Rebound
Eric Kish
CEO · Rebound
Aaron Grant
Co-Founder · Helio Home
Matthew Bailey
Co-Founder · Helio Home
Chris Bahry
Co-Founder | Creative Director · Tendril
Ratnesh Yadav
Co-Founder · Husk Power Systems
Gyanesh Pandey
Co-Founder · Husk Power Systems
Alfred Brown
Founder & CEO · ION Engineering
Timothy O’Roark
Founder · Mercy Housing
Jane Graf
CEO & President · Mercy Housing
Mike Mcgehee
Co-Founder · Tynt
Prism market signals · United States · country-scoped Prism corpus, 1,947,485 docs
Market landscape — 10 sub-themes by coverage
Share of Sustainability Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
RESEARCH IN COLORADO · Energy
How research on Climate Adaptation in Colorado is moving
A read on the academic research around Climate Adaptation in Colorado — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 43 papers.
Colorado State University and University of Colorado Boulder lead contested research (mean stance 0.08) on flood risk, agricultural impacts, and drought, with concern-dominant findings increasingly published post-2020.
43 papers · stance +0.08 · 6% breakthrough · 58% concern
top institutions
- Colorado State University24
- University of Colorado Boulder6
- University of Colorado System4
- University of Northern Colorado4
- Colorado School of Mines3
leading researchers
Virapongse, Arika · Himadri Sen Gupta · John W. van de Lindt · Omar M. Nofal · Adi Kuntoro, Arno · Arnold Vedlitz
prism intelligence · tone & topics
74% positive · 21% critical tone
EnvironmentSustainabilityAgricultureBusinessGovernmentReal Estate
▲
Breakthroughs2 · 5%
▲ 0%→9% share
0 median citations100% since 2021mostly methods-led
Portfolio optimization research is newly emerging — field-share rose from 0% to 9% with 2 papers.
rising sub-themes (early→recent)
- Python (programming language)2
- Portfolio optimization2
- Flood myth2
- Random forest2
- Budget constraint2
◆
Advancements12 · 28%
▲ 25%→32% share
▲1.3× share momentum1 median citations58% since 2021mostly methods-led
Flood myth research is intensifying — 5 papers newly emerged, driving advancements field-share from 25% to 32%.
rising sub-themes (early→recent)
- Flood myth5
- Resilience (materials science)5
- Flood mitigation4
- Climate change4
- Community resilience3
Newly emergingFlood myth 0→5 · Flood mitigation 0→4 · Community resilience 0→3
Landmark Options for National Parks and Reserves for Adapting to Climate Change · 136 cites
▼
Concerns19 · 44%
▼ 50%→32% share
▼0.6× share momentum16 median citations37% since 2021mostly empirical
Climate change concern papers nearly tripled from 3 to 7, even as concerns field-share cooled from 50% to 32%.
rising sub-themes (early→recent)
- Climate change3→7
- Resilience (materials science)2→4
Landmark Resilience implications of policy responses to climate change · 367 cites
Common questions
How many Sustainability Tech companies are there in Colorado, United States?
Radar tracks 250 indexable Sustainability Tech companies headquartered in Colorado, United States that meet our profile-completeness bar.
What is the total funding raised by Sustainability Tech companies in Colorado, United States?
The Sustainability Tech companies in Colorado, United States on this list have raised a combined $3.4B in disclosed equity funding across 110 funded companies.
Which is the highest-funded Sustainability Tech company in Colorado, United States?
Red Rock Biofuels is the highest-funded Sustainability Tech company in Colorado, United States, with $697.8M in disclosed equity funding.
How many Sustainability Tech companies in Colorado, United States are funded?
110 of the 250 Sustainability Tech companies in Colorado, United States on this list have disclosed at least one equity funding round.
How many Sustainability Tech unicorns are there in Colorado, United States?
1 Sustainability Tech company in Colorado, United States on this list is valued at $1B or more.
Who are the top investors in Colorado, United States Sustainability Tech companies?
The most active investors in Colorado, United States Sustainability Tech companies on this list include OSTI, HHS, DOE, National Science Foundation, Climate Capital.
Riya SenguptaFinancials
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.