Ebb Carbon
San Carlos, US · Founded 2021 · Delaware corporation · 21 employees on LinkedIn · 7 known investors
Find your way into Ebb Carbon
1,042 people in our graph share verified history with the Ebb Carbon team — schools, employers, funds. One of them is your warm intro.
Nancy Wangunlockedknows Ben Tarbell · together at Google (overlapped)
knows the team · via Stanford University
×3knows the team · via Google
×3knows the team · via Cornell
×3knows the team · via Stanford University Graduate School of Business
knows the team · via IDEO
Ebb develops electrochemical water treatment technology that recovers freshwater from desalination brine while removing carbon dioxide and producing industrial chemicals. The company serves desalination operators seeking to improve plant performance and create revenue streams while advancing water security and decarbonization.
Founders & leadership
Ebb Carbon was founded in 2021 by Ben Tarbell and Matthew Eisaman.
BT
Ben TarbellinCo-Founder and CEOBen Tarbell is Executive Officer and Director at Ebb Carbon, which develops electrochemical water treatment technology to recover freshwater from desalination brine while removing carbon dioxide and producing industrial chemicals.
ME
Matthew EisamanCo-founder
Board
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Kevin TidwellBoard director
MB
GK
Investors · 7
Reported raises · per SEC filings
Form D private placements$23.8M disclosed across 3 rounds · 2021–2023
▶$10MraisedApr 2023 · 2 investors · Other TechnologyRule 506(b)
▶$10MraisedApr 2023 · 2 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Kevin TidwellDirector
- Mike BiddleDirector
- Ben TarbellExecutive Officer, Director
- Gabriel KraDirector
- Matthew EisamanExecutive Officer, Director
- Offering amount
- $12M
- Amount sold
- $10M
- First sale
- Mar 2023
- Incorporated
- Corporation, Delaware, 2021
- Federal exemptions
- 06b
▶$10.8MraisedOct 2022 · 12 investors · Other TechnologyRule 506(b)
▶$10.8MraisedOct 2022 · 12 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Ben TarbellExecutive Officer, Director
- Gabriel KraDirector
- Kevin TidwellDirector
- Matthew EisamanExecutive Officer, Director
- Offering amount
- $10.8M
- Amount sold
- $10.8M
- First sale
- Oct 2022
- Incorporated
- Corporation, Delaware, 2021
- Federal exemptions
- 06b
▶$3MraisedDec 2021 · 1 investors · Other TechnologyRule 506(b)
▶$3MraisedDec 2021 · 1 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Matthew EisamanExecutive Officer, Director
- Kevin TidwellDirector
- Ben TarbellExecutive Officer, Director
- Offering amount
- $3M
- Amount sold
- $3M
- First sale
- Nov 2021
- Incorporated
- Corporation, Delaware, 2021
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Founder mafia
2 people who came through Ebb Carbon went on to found or lead other companies.
Competitors · 8
by search overlapApplied Carbon10 shared keywordsApplied Carbon develops technologies to regenerate soil and sequester atmospheric carbon for climate change mitigation and soil health improvement. The company operates at the intersection of agriculture, climate science, and industrial manufacturing.
CarbonCapture9 shared keywordsCarbonCapture develops CO₂ direct air capture technology aimed at removing carbon from the atmosphere to address climate change. The company operates in the cleantech and carbon removal industry.
Carbon Engineering7 shared keywordsCarbon Engineering is a Direct Air Capture (DAC) technology company, founded in 2009, that develops systems to capture large volumes of CO2 directly from the atmosphere. It operates as a subsidiary of Occidental's Oxy Low Carbon Ventures, advancing core DAC technology at its Innovation Centre while sister company 1PointFive handles commercial-scale plant deployment.</parameter>
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Living Carbon7 shared keywordsLiving Carbon develops precision-bred tree varieties and reforestation techniques to convert marginal land into carbon-sequestering ecosystems. The company targets climate mitigation through enhanced photosynthesis and biodiversity restoration.
Climeworks7 shared keywordsClimeworks develops Direct Air Capture technology to remove carbon dioxide directly from the air, and through Climeworks Solutions designs and manages carbon removal portfolios that combine engineered and nature-based methods. It serves organizations seeking carbon removal, including compliance-ready offerings.
Carbon Direct6 shared keywords
ReCarbon5 shared keywordsReCarbon builds a plasma-based carbon conversion technology that transforms carbon dioxide and methane from industrial emissions and biogas into carbon-negative hydrogen and CO₂-free syngas. The company targets hard-to-abate industries such as steel, chemicals, and cement, offering modular systems to help businesses reduce greenhouse gas emissions.
Remora5 shared keywordsRemora Carbon provides strategic advisory services to transportation, logistics, infrastructure, and geospatial sectors, with focus on transformational technologies. The company serves technology startups, transportation carriers, and infrastructure/private equity investment funds.
Companies competing with Ebb Carbon for the same Google search keywords, organic and paid, via search-intersection analysis.
In the news
Top Carbon Removal Startups by Fundraising (2026) – New Market Pitchnewmarketpitch.com · Jul 2026
Carbon Capture Startups 2026: $3.6B Raised Since 2021 and Who's Funding Them | Value Add VCvalueaddvc.com · Jul 2026Frequently asked questions
- What does Ebb Carbon do?
- Ebb develops electrochemical water treatment technology that recovers freshwater from desalination brine while removing carbon dioxide and producing industrial chemicals. The company serves desalination operators seeking to improve plant performance and create revenue streams while advancing water security and decarbonization.
- Who founded Ebb Carbon?
- Ebb Carbon was founded by Ben Tarbell, Matthew Eisaman in 2021.
- Who are Ebb Carbon's investors?
- Ebb Carbon's investors include Autodesk Foundation, Chrysalix, Congruent Ventures, Evok Innovations, Launch Alaska Investment Fund, Prelude Ventures, Propeller VC.
- How much funding has Ebb Carbon raised?
- Ebb Carbon has disclosed $23.8M raised across 3 rounds.
- Where is Ebb Carbon headquartered?
- Ebb Carbon is headquartered in San Carlos, US.