Best Sustainability Tech Companies in Indiana, United States
The 75 best Sustainability Tech companies in Indiana, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Joule Unlimited.
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.
Ranked: Best Sustainability Tech companies in Indiana
| # | Company | Disclosed funding | Last round | Stage | Employees | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Joule Unlimited Developer of technology to convert CO2 directly into renewable fuels | $190M | 133 mo ago | Series C | 60 | — | — | 22 patents Engineered cyanobacterial biosynthesis of alkanes, alkenes, and ethanol for renewable fuels | — |
| 2 | Alios BioPharma Developer of antiviral therapies to treat infectious diseases | $71M | 145 mo ago | Acquired | 49 | — | — | 601 patents Antiviral nucleoside analogs and modified oligonucleotides for viral infection treatment | — |
| 3 | Sortera Provider of industrial scrap metal recycling solutions powered by AI technology | $59M | 7 mo ago | Series C | 50 | Nalin Kumar Founder & CTO | Node.jsRadix UITailwind CSS+11 | 7 patents Patents concentrated in transport & manufacturing processes | — |
| 4 | 120Water Provider of digital water management solutions for government agencies and water systems | $58M | 29 mo ago | Series B | 70 | — | WebflowVimeoYouTube+17 | — | — |
| 5 | TWG Development Developer of commercial, affordable residential, and senior housing properties | $51M | 89 mo ago | Funding Raised | 221 221 → 151 (-32%) | Joe Whitsett Co-Founder & CEO | Apple iCloud MailMicrosoft 365Google Maps+18 | — | — |
| 6 | eradivir Developer of immunotherapies for the treatment of infectious diseases 22Funding top 32%Talent top 38%Growth top 45%Moat bottom 38% All 7 signals ▾Fundingtop 32% Talenttop 38% Growthtop 45% Moatbottom 38% Globalbottom 29% Techbottom 24% Marketbottom 23% Funding: Raised $20.0M across 5 rounds · 5 rounds over 6 yrs (0.8/yr) Talent: 2 named leaders on record · 2 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 22/100 | $20M | 8 mo ago | Series A | 6 | Martin Low Co-Founder & CEO | WordPressMySQLPHP+11 | — | — |
| 7 | Go Electric Micro grid management system and UPS | $8M | 95 mo ago | Acquired | 20 | — | — | 1,526 patents Advanced fault isolation, protection, and control devices for electric power distribution systems | — |
| 8 | VaxGen Late clinical stage company developing vaccine for HIV/AIDS | $5M | 190 mo ago | Public | 216 | — | — | 4 patents Engineered HIV‑1 envelope glycoproteins with altered disulfide bonds for vaccine development | — |
| 9 | 3Oe Scientific Provider of smart solutions to manage pathogen infections | $4M | 65 mo ago | Series A | 10 | Sam Howard Co-Founder & CMIO | — | — | — |
| 10 | Cubed Laboratories Lab-on-chip technology for DNA-based diagnostics | $2M | 99 mo ago | Series A | 5 | Leslie Ivie CEO & President | — | — | — |
| 11 | FloVision Solutions Provider of food waste management solutions for restaurants | $2M | 13 mo ago | Series A | 6 | — | WordPressApple iCloud MailGoogle Workspace+31 | — | — |
| 12 | BabyPlus Prenatal education system nurturing cognitive development through auditory enrichment | $2M | — | Early Stage | 7 | Lisa Jarrett Founder | Cart FunctionalityWooCommerceWordPress+35 | 3 patents Real-time child monitoring hardware and software systems for safety tracking | — |
| 13 | CSA360 Online platform for Security Operation Management | $1M | 48 mo ago | Seed | 7 | — | — | — | — |
| 14 | Ziptility Provider of water and wastewater management platforms | $872K | 29 mo ago | Seed | 9 | — | WebflowHubSpotcore-js+16 | — | — |
| 15 | JUA Technologies Developer of smart food dehydration solutions | $856K | 45 mo ago | Funding Raised | 1 | Reiko Ileleji Co-Founder & CFO | — | — | — |
| 16 | Aerovy Software provider for managing electric aviation goals and infrastructure | $800K | 32 mo ago | Seed | — | Nick Gunady Founder & CEO | Framer SitesApple iCloud MailMicrosoft 365+7 | — | — |
| 17 | Atlas Energy Systems Provider of solutions to generate electricity from heat | $578K | 76 mo ago | Seed | 3 | Ian Hamilton Co-Founder & CEO | — | — | — |
| 18 | WindStream Technologies Solar-Wind hybrid energy generators | $407K | 144 mo ago | Seed | 42 | — | — | 10 patents Modular wind and alternative renewable energy generation units | — |
| 19 | Affordable Housing & Community Development Provider of consulting and training services to affordable housing professionals | $228K | 169 mo ago | Funding Raised | — | — | Cart FunctionalityWixSentry+13 | — | — |
| 20 | Fertiligent Provider of in-vitro fertilization device for artificial insemination | $110K | 75 mo ago | Funding Raised | — | Amnon Weichselbaum Co-Founder And Scientific Director | — | — | — |
| 21 | OmniVis Developer of a cholera pathogen detecting POC diagnostic device and app | $100K | 37 mo ago | Seed | 6 | Jacqueline Linnes Co-Founder | — | — | — |
| 22 | Thermodynamic Process Control Energy management systems optimizing boiler plant efficiency and reducing energy consumption | $100K | 195 mo ago | Seed | 7 | Melissa Johnson Founder | — | — | — |
Top 12 Sustainability Tech companies in Indiana
#1
Series C · Markle, Indiana · founded 2020 · 50 employees$59.3Mraised▾
Provider of industrial scrap metal recycling solutions powered by AI technology. It uses artificial intelligence technology for production of metal alloys for domestic manufacturing. It reuse metals recovered from end-of-life products for manufacturing. It also provides AI powered sensors for automated sorting.
- Nov 2025Conventional Debt$25M
- Nov 2025Series C$20M
- Apr 2023Series C$59.3M
- Nov 2021Series A$10M
#2
Series A · West Lafayette, Indiana · founded 2020 · 6 employees$20Mraised▾
Developer of immunotherapies for the treatment of infectious diseases. The company has developed a proprietary technology platform miniBIT to design targeted immunotherapies for multiple infectious diseases. The advanced product of the company's pipeline is a targeted therapy for influenza virus infections that eliminates all free virus and virus-infected cells.
- Oct 2025Series A$10M
- Sep 2024Grant (prize money)$1M
- Sep 2024Series A$10.2M
- Feb 2021Grant (prize money)$256K
#3
Series A · South Bend, Indiana · founded 2020 · 6 employees$2.1Mraised▾
Provider of food waste management solutions for restaurants. The software offers a food analytics platform that uses proprietary image recognition technology to determine food waste. The platform allows users to identify the foods that they want the system to track. The company installs cameras above customer's workstations, production lines, and trash cans. The cameras monitor the food production process, automatically classifying food items and quantifying the amount thrown away.
- Apr 2025Series A$8.7M
- Jun 2024Seed$670K
- Nov 2021Seed$1.1M
- Mar 2021Seed$270K
#4
Series B · Zionsville, Indiana · founded 2016 · 70 employees$57.6Mraised▾
Provider of digital water management solutions for government agencies and water systems. It offers software and digital sampling kits to manage water safety, compliance, and wastewater monitoring programs. The platform unifies data and simplifies tasks such as Lead and Copper Rule compliance, sampling processes, and public transparency initiatives. Services include lead service line inventory and replacement support, predictive modeling, and tools for consumer engagement. The company also provides support and guidance to its clients.
- Jan 2024Series B$43M
- Jul 2022Series A$1M
- Mar 2021Series A$4.5M
- 2019Series A$7M
#5
Series C · Bedford, Indiana · founded 2007 · 60 employees$190Mraised▾
Developer of technology to convert CO2 directly into renewable fuels. The company has developed a photosynthetic technology to produce drop-in fuels in a single-step conversion process using waste carbon dioxide (CO2) feedstock, waste brackish water sunlight and a genetically modified bacterium. The company’s CO2-to-fuel production platform converts CO2 directly into renewable fuels, such as ethanol or hydrocarbons for diesel, jet fuel, and gasoline without the use of agricultural land, freshwater, or crops. Its products include Joule Sunflow-E, solar-derived ethanol; and Joule Sunflow-D, a hydrocarbon diesel fuel produced directly from sunlight and waste CO2.
- May 2015Series C$40M
- Aug 2013Series C$50M
- Jan 2012Series B$70M
- Apr 2010Series A$30M
#6
Acquired · Francisco, Indiana · founded 2006 · 49 employees$71.2Mraised▾
Developer of antiviral therapies to treat infectious diseases. Its virology discovery and development platform is a proprietary chemical library of nucleoside analogs as well as novel virology-based screening systems. It is developing a portfolio of potential therapeutics for viral infections including respiratory syncytial virus (RSV), influenza, rhinovirus, and coronavirus. Alios lead compound, AL-8176, is an oral, anti-RSV nucleoside analog for the treatment of RSV. AL-8176 is designed to inhibit the replication of RSV by acting on the viral polymerase.
- May 2014Series B$41M
- Jan 2010Series B$30.2M
#7
Funding Raised · Indianapolis, Indiana · founded 2007 · 221 employees$51.3Mraised▾
Developer of commercial, affordable residential, and senior housing properties
- Jan 2019Conventional Debt$29.3M
- Sep 2018Conventional Debt$22M
#8
Seed · Bloomington, Indiana · founded 2018 · 9 employees$872Kraised▾
Provider of water and wastewater management platforms. It enables users to monitor meters, hydrants, valves, booster stations, tanks, and line repairs. It also provides a platform for predicting asset failure and maintenance routines.
- Dec 2023Seed$622K
- Jul 2019Seed$250K
#9
Seed · West Lafayette, Indiana · founded 2022$800Kraised▾
Software provider for managing electric aviation goals and infrastructure. It provides solutions such as energy infrastructure planning, energy operation management, energy cost optimization, location-optimized analysis, and more.
- Oct 2023Seed$800K
#10
Acquired · Anderson, Indiana · founded 2011 · 20 employees$8.1Mraised▾
Go Electric is a green-tech startup developing microgrid management system, uninterruptible power and energy resiliency solutions. Their patented Blinkless technology seamlessly integrates renewable energy, batteries and generators and the grid to ensure energy security for customers. Blinkless advanced uninterruptible power solutions (UPS) shave peak loads, lower energy bills, enables demand response and energy shifting. Their LYNC is a patented technology that instantly provides AC electrical power at the correct frequency, phase and voltage from any AC and DC power sources.
- Jul 2018Series A$4M
- Feb 2017Series A—
- Jan 2016Series A$4.1M
#11
Series A · Carmel, Indiana · founded 2010 · 10 employees$3.7Mraised▾
3Oe Scientific is a provider of smart solutions to manage pathogen infections. It has developed the oxidizing power of ozone to kill all disease-causing reagents, pathogens faster without creating pathogen resistance. It offers an Ozone generator that supplies O3 on-demand at a therapeutic level that provides safe and effective hand sanitization and hand hygiene. The device offers real-time control of O3 during hand washing and provides many benefits for users.
- Dec 2020Series A$2.4M
- Jan 2020Conventional Debt—
- Jan 2020Seed$1.3M
#12
Funding Raised · West Lafayette, Indiana · founded 2016 · 1 employees$856.5Kraised▾
JUA Technologies is a developer of smart food dehydration solutions.
- Sep 2022Grant (prize money)$600K
- Sep 2019Grant (prize money)$150K
- Aug 2019Grant (prize money)$106.5K
- Jun 2018PE—
Funding & investor landscape
Notable founders
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
What Indiana researches in climate adaptation
- Indiana University Bloomington10
- Indiana University – Purdue University Indianapolis5
- University of Indianapolis2
- University of Southern Indiana1
- Marian University - Indiana1
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.