Best Sustainability Tech Companies in Phoenix, United States
The 33 best Sustainability Tech companies in Phoenix, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Climatec.
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 Phoenix
| # | Company | Disclosed funding | Last round | Employees | Founder | Stage | Tech stack | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Amnicam Manufacturer of device for monitoring women's labor | — | — | — | Noor Zwayne Co-Founder & CEO | Funding Raised | — | — |
| 2 | AZ Energy Efficient Home Designs and develops energy efficient green buildings | — | — | — | — | Unfunded | WordPressMySQLPHP+26 | — |
| 3 | crs temporary housing CRS Temporary Housing, a provider of professionalized relocation and temporary housing solutions. | — | — | 140 | — | Private | WordPressSentryApple iCloud Mail+28 | — |
| 4 | Energy Surety Partners Energy storage and microgrid solutions | — | — | — | Sean Lyle Co-Founder & President | Deadpooled | — | — |
| 5 | Freshean Provider of direct air capture solutions | — | — | — | Xiwang Qi Founder & CEO | Unfunded | — | — |
| 6 | Grid8 Provider of AI-based grid modeling and simulation for energy project development | — | — | — | Manas Pathak CEO & Co-Founder | Unfunded | — | — |
| 7 | Hennesy Mechanical Sales Provider of water and wastewater treatment equipment and services. | — | — | — | Jeff Pals President / Owner | Acquired | — | — |
| 8 | Inspire Communities Provider of affordable manufactured homes for individuals seeking long-term housing solutions | — | — | 111 | — | Unfunded | WordPressApple iCloud MailMySQL+40 | — |
Top 12 Sustainability Tech companies in Phoenix
#1
Seed · Phoenix, Arizona · founded 2018 · 5 employees$374.9Kraised▾
Technology solution for water treatment. It uses electro-oxidative technology for energy-efficient and scalable destruction of per- and polyfluoroalkyl substances (PFAS) in water and wastewater treatment.
- Aug 2025Seed$100K
- Dec 2021Grant (prize money)$274.9K
#2
Seed · Phoenix, Arizona · founded 2021 · 9 employees$274.7Kraised▾
Developer of thermo-mechanical energy storage solutions. It offers carbon-negative and climate-positive energy storage solutions through real-time data analysis. It facilitates communication between hardware devices and allows a shift to decarbonization and a renewable grid. It focuses on decarbonizing energy processes and enabling electrification by offering a storage solution that complements renewables like solar and wind.
- Nov 2024Grant (prize money)—
- Sep 2024Seed—
- Jul 2024Grant (prize money)$274.7K
#3
Public · Phoenix, Arizona · founded 2011 · 4 employees$18.7Mraised▾
Stem-cell based therapeutics for male and female reproductive health. Its lead product Caverstem is an autologous stem cell-based therapeutic for the treatment of erectile dysfunction. In addition, it also stem cell treatments for male infertility and female sexual dysfunction,
- Apr 2022Post IPO$17M
- Sep 2018Post IPO$509K
- Mar 2018Post IPO$48K
- Mar 2018Post IPO$115K
#4
Acquired · Phoenix, Arizona · founded 1975 · 18 employees$69.2Mraised▾
Provider of energy efficiency, building automation, and infrastructure modernization solutions. The company offers services such as HVAC modernization, indoor air quality improvements, and smart city technology implementation. Expertise extends to renewable energy, energy storage, electrification, and water conservation. The company delivers design/build solutions and funding plans for infrastructure upgrades.
#5
Public · Phoenix, Arizona · founded 1994 · 7 employees$4.4Mraised▾
Developer of organic solar PV modules. It specializes in organic and inorganic photovoltaic solar panels. It develops thin-film and gallium arsenide solar modules.
- Jan 2022Grant (prize money)$255.9K
- May 2021Grant (prize money)$100K
- Jul 2019Grant (prize money)$1.3M
- Apr 2017Post IPO$258.5K
#6
Funding Raised · Phoenix, Arizona · founded 1998 · 30 employees$10Mraised▾
Provider of catalytic converter recycling, toll refining, and precious metal assaying. The company offers direct purchase of catalytic converters. It utilizes proprietary software for catalytic converter identification and valuation. The company provides transparent reporting and advanced processing technologies.
- Jul 2020Conventional Debt$10M
#7
Acquired · Phoenix, Arizona · founded 2001 · 600 employees$10Mraised▾
Online outsourced facility maintenance and management solutions. Solutions are provided for multi-location retailers, restaurants, and other enterprises. Offers a platform that streamlines facilities workflow and delivers real-time access to facilities environment. Offers a proprietary work order and asset management system, fmPilot that enables users to enter work requests, dispatch work orders, track assets, and create facility reports.
- Oct 2012Conventional Debt$10M
- Feb 2011PE—
#8
Funding Raised · Phoenix, Arizona · founded 2005$2.3Mraised▾
Innovative contraceptive and antiviral solutions for global family planning and health. This company is dedicated to enhancing family planning and health worldwide through its unique drug platform, currently in Phase 1 clinical trials. Their patented drug demonstrates broad activity against viral and bacterial pathogens, offering the potential to prevent and treat drug-resistant strains, crucial for stopping the spread of STDs. Utilizing nanotechnology, they deliver a new generation of protection by creating a barrier that surrounds viruses, preventing cell infection. They offer a promising non-hormonal contraceptive that aims to be pleasant, effective, safe, and affordable, launching a new era of contraception that is safe, simple, and accessible. This is a B2C healthcare company with a social impact business model.
- Aug 2013Grant (prize money)$2M
- Jan 2011Grant (prize money)$285.6K
#9
Funding Raised · Phoenix, Arizona · founded 1995 · 11 employees$1.1Mraised▾
Developer of affordable housing
- Apr 2014Grant (prize money)$81.4K
- Apr 2014Grant (prize money)$78.7K
- Apr 2012Grant (prize money)$58K
- Jul 2011Grant (prize money)$55.2K
#10
Seed · Phoenix, Arizona · founded 2015 · 6 employees$125Kraised▾
Developer of therapeutics for the central nervous system. It offers an Adeno-Associated Virus platform that manufactures gene therapies for ALS, Huntington’s and Parkinson’s, and others. It also offers a biomarker-based amyotrophic lateral sclerosis diagnostic test.
- Jun 2022Seed$125K
- Jun 2015Grant (prize money)$1.1M
#11
Deadpooled · Phoenix, Arizona · founded 2013$149.3Kraised▾
Attometrics develops single molecule diagnostics for infectious diseases. its proprietary technology is a molecular motor powered nanodevice linked immunosorbent assay (MONA LISA) that can detect proteins, DNA and metabolites rapidly in less than 30 minutes. First application is for the detection of Shiga toxin-producing E. coli.
- Jun 2016Grant (prize money)$149.3K
#12
Funding Raised · Phoenix, Arizona · founded 1964 · 189 employees—raised▾
Provider of affordable homes
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
How research on Climate Adaptation is moving in the United States
A read on the academic research around Climate Adaptation — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 1,953 United States-affiliated papers.
- Columbia University52
- University of North Carolina at Chapel Hill43
- Arizona State University42
- Texas A&M University42
- Purdue University West Lafayette35
- Flood myth4→56
- Climate change6→47
- Flooding (psychology)2→23
- Climate resilience1→16
- Flood mitigation2→14
- Flood myth50→178
- Climate change35→155
- Flooding (psychology)18→97
- Resilience (materials science)10→84
- Psychological resilience12→55
- Climate change71→449
- Resilience (materials science)17→139
- Flood myth36→158
- Psychological resilience13→115
- Climate resilience14→92
Where climate adaptation is researched across United States
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing climate adaptation patents in the United States
United States climate adaptation patent filing is cooling — 28 filings from 19 assignees (2016–2025), led by ILC Dover, Garcia Rogerio, Serralta Denset; annual filings 6→1.
- ILC Dover20
- Garcia Rogerio4
- Serralta Denset4
- Zesty AI2
- Yodock GUY1
- Mckee TONY RAY1
- Ballard Tristan1
- Cooper Matthew1
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.