Best Waste & Water Management Companies in Ohio, United States
The 113 best Waste & Water Management companies in Ohio, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Contech.
Our analysis of 50 Waste & Water Management companies
$2.9b in tracked funding; 89% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Waste & Water Management companies in Ohio
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Contech Provider of stormwater management services | $426M | 172 mo ago | Acquired | — | 1986 | Apple iCloud MailMicrosoft 365Microsoft ASP.NET+22 | 21 patents Aluminum alloy casting tooling and construction component manufacturing processes | 1 job opening |
| 2 | Corewater Technologies Provider of water treatment solutions 40Funding top 40%Talent bottom 45%Global bottom 25% All 3 signals ▾Fundingtop 40% Talentbottom 45% Globalbottom 25% Funding: Raised $6.2M across 2 rounds · 2 rounds over 2 yrs (1.0/yr) Talent: 1 named leader on record rank vs industry peers · Fliar Intelligence Index 40/100 | $6M | 17 mo ago | Series A | Dennis Flood President/CEO | 2019 | — | — | — |
| 3 | MAR Systems Provider of water management services | $6M | 154 mo ago | Deadpooled | Claude Kennard Founder & Director | 2005 | — | — | — |
| 4 | ABS Materials Provider of water treatment and purification solutions | $4M | 150 mo ago | Deadpooled | — | 2008 | — | — | — |
| 5 | Northwestern Water & Sewer District Operator of water and sewer services, providing maintenance and infrastructure. | $4M | 182 mo ago | Funding Raised | — | 1994 | WordPressApple iCloud MailMySQL+16 | — | — |
| 6 | Quasar Energy Group Anaerobic digestion systems innovator for biomass management and nutrient services 24Funding top 49%Market bottom 46%Global bottom 29% All 3 signals ▾Fundingtop 49% Marketbottom 46% Globalbottom 29% Funding: Raised $2.4M across 2 rounds · 2 rounds over 18 yrs (0.1/yr) Market: 50 employees (top 46% of Waste & Water Management) rank vs industry peers · Fliar Intelligence Index 24/100 | $2M | 13 mo ago | Funding Raised | — | 2006 | — | — | — |
| 7 | Avalon Holdings Provider of waste management services | $2M | 94 mo ago | Public | Ronald Klingle Chairman & CEO | 1998 | — | 18 patents Portable acoustic and vibration mitigation panels for construction and transportation environments | — |
| 8 | SplashLink Online platform for water management services | $1M | 81 mo ago | Acquired | — | 2011 | — | — | — |
| 9 | FWD:Energy Scrap tire recycling company | $657K | 137 mo ago | Acquired | — | 2013 | — | — | — |
| 10 | Vadxx Provider of converts plastic to energy | $500K | 146 mo ago | Seed | — | 2009 | — | — | — |
| 11 | e-Cycle Provider of mobile device recycling services | $180K | 194 mo ago | Seed | Tonia Irion Co-Founder | 2005 | WordPressPleskApple iCloud Mail+26 | 109 patents Integrated damping and one-piece chain cage designs for bicycle rear derailleurs | — |
| 12 | AIMM Labs Provider of antimicrobial porous materials for water filters and treatment solutions | $171K | 24 mo ago | Funding Raised | Luis Estevez Founder & CEO | 2019 | — | 5 patents Nanostructured carbon catalysts and ultrasonic/cavitation cleaning systems for industrial applications | 1 award |
| 13 | Rust Belt Riders Provider of waste food recycling services | $120K | 50 mo ago | Seed | Michael Robinson Co-Founder | 2014 | MODXPHPPython+22 | — | 4 partnerships |
| 14 | Clean Earth Rovers Provider of waste water management services | $100K | 47 mo ago | Seed | — | 2019 | — | — | — |
| 15 | Fontus Blue Provider of drinking water management services | $50K | 105 mo ago | Acquired | Christopher Miller CEO & President | 2011 | — | — | — |
| 16 | Alterra Energy Provider of plastic waste recycling services | — | 19 mo ago | Series A | — | 2019 | — | — | — |
| 17 | Advanced Drainage Systems Provider of water management services | — | 188 mo ago | Public | Donald Barbour CEO | 1966 | Progress SitefinityApple iCloud MailSalesforce+31 | — | 1 expansion |
Top 12 Waste & Water Management companies in Ohio
#1
Funding Raised · Cleveland, Ohio · founded 2006 · 50 employees$2.4Mraised▾
Anaerobic digestion systems innovator for biomass management and nutrient services. The company advances the biogas industry through design, construction, and operation of North American anaerobic digestion systems. It offers innovative technology solutions for waste disposal challenges, focusing on biomass management, digester design and build, laboratory services, nutrient services, system monitoring services, and transportation services. The company provides services to affiliates and collaborators, supporting projects with a team of licensed professionals. It addresses the growing demand for energy and the need for sustainable waste management through its comprehensive suite of services. This includes biomass management, digester design, laboratory analysis, nutrient recovery, system monitoring, and transportation, contributing to a circular economy and renewable energy production.
- May 2025Grant (prize money)$1.9M
- Sep 2013Grant (prize money)—
- Sep 2008Grant (prize money)$500K
#2
Series A · Oberlin, Ohio · founded 2019$6.2Mraised▾
CoreWater Technologies is a sustainable water treatment solutions company that has developed a system to safely and effectively remove PFAS chemicals from water. They have secured $1.3M in funding for their PFAS remediation technology. The company is led by President/CEO Dennis M. Flood and has a focus on industrial water treatment.
- Jan 2025Series A$4.9M
- Jan 2024Seed$1.3M
#3
Acquired · West Chester, Ohio · founded 1986 · 1143 employees$425.7Mraised▾
Provider of stormwater management services
- Feb 2012Conventional Debt$125M
- Jun 2009Series D$17.7M
- Mar 2006Series D$408M
#4
Funding Raised · Dayton, Ohio · founded 2019$170.8Kraised▾
AIMM is a company that specializes in turning ordinary porous materials into antimicrobial products. They focus on innovative solutions to make materials more effective in various applications.
- Jun 2024Grant (prize money)$170.8K
#5
Deadpooled · Wooster, Ohio · founded 2008 · 9 employees$4.2Mraised▾
Provider of water treatment and purification solutions
- Dec 2013Series B$4M
- Sep 2012Grant (prize money)$2.7M
- Aug 2012Grant (prize money)$739.2K
- Sep 2011Grant (prize money)$1M
#6
Deadpooled · Cleveland, Ohio · founded 2005 · 8 employees$5.7Mraised▾
Developer of water-purification technology designed to purify water in an enhanced way. The company's water-purification technology offers proprietary processes for the removal of metal contaminants from water and industrial waste streams through the use of recycled alumina catalysts, enabling clients to have purified water in a cost-efficient way.
- Jul 2013Series B$4M
- Dec 2010Series B$220K
- Apr 2009Series B$1.5M
#7
Funding Raised · Bowling Green, Ohio · founded 1994 · 43 employees$3.8Mraised▾
Operator of water and sewer services, providing maintenance and infrastructure. They offer resources regarding payment, service establishment, and emergency alerts. The organization addresses service issues, rates, and frequently asked questions. It provides information on water quality, conservation, and backflow prevention. Sewer services include tapping procedures, grinder pump instructions, and programs for homeowners. Engineering information, business resources, and project updates are available.
- Mar 2011Grant (prize money)$1.2M
- Mar 2010Grant (prize money)$50K
- Jun 2009Grant (prize money)$2.5M
#8
Public · Warren, Ohio · founded 1998 · 796 employees$1.9Mraised▾
Provider of waste management services
- Jul 2018Post IPO$1.9M
#9
Acquired · Cleveland, Ohio · founded 2011 · 19 employees$1Mraised▾
Online platform for water management services
- Sep 2019Grant (prize money)$100K
- Dec 2015Seed$1M
#10
Seed · Cleveland, Ohio · founded 2014 · 14 employees$120Kraised▾
Provider of wasted food management services intended to provide a clean, timely alternative to landfills for food waste. The company provides wasted food management services by delivering it to hungry people, animals and energy production, enabling residents and organizations to have access to affordable composting services.
- Apr 2022Seed$100K
- Apr 2015Seed$20K
#11
Seed · Cincinnati, Ohio · founded 2019 · 7 employees$100Kraised▾
Provider of waste water management services
- Jul 2022Seed$100K
#12
Acquired · Zanesville, Ohio · founded 2013 · 2 employees$657Kraised▾
Developer of renewable energy facilities designed to convert scrap tires into desirable products. The company's renewable energy facilities utilizes the waste streams of the communities in the most sustainable and productive manner to produce renewable energy and other industrial commodity products by using scrap tires, enabling clients to promote energy conservation in an efficient and cost-effective manner.
- Jan 2015Seed$657K
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Waste & Water Management coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Water Treatment in Ohio is moving
A read on the academic research around Water Treatment in Ohio — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 52 papers.
Ohio State University and state agencies lead moderately optimistic water-treatment research, balancing disinfection and wetland reuse advancements against persistent ecosystem and contamination concerns.
- The Ohio State University24
- Ohio Environmental Protection Agency22
- Ohio Department of Health3
- Ohio University2
- Ohio Northern University2
- Rotating biological contactor2
- Denitrification1
- Sparging1
- Anoxic waters1
- Denitrifying bacteria1
- Adsorption2→3
- Environmental chemistry5
- Algal bloom3
- Environmental engineering3
- Chlorine3
- Effluent2
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.