Fundz

Carbon Direct Leads Series A Investment In Clean Energy Systems

PRIVATESep 29, 2021

Round Type

Series A

Rancho CordovaEnergySustainabilityNatural Resources

Description

Clean Energy Systems ("CES"), a pioneer in oxy-combustion technology, announced today that it has raised $15MM in a Series A funding round led by Carbon Direct Capital Management LLC ("Carbon Direct"). The funding will accelerate the first commercial-scale deployment of CES technology in the carbon negative power project in Mendota, California. Carbon Direct will join Clean Energy Systems' board of directors.

Quick answer

Clean Energy Systems raised an undisclosed amount in a Series A round, dated September 29, 2021. Clean Energy Systems is based in Rancho Cordova, California, United States.

How much did Clean Energy Systems raise?
Clean Energy Systems raised an undisclosed amount in a Series A round on September 29, 2021.
What does Clean Energy Systems do?
Clean Energy Systems is a global leader in the development and deployment of carbon reducing energy systems.
Where is Clean Energy Systems based and how big is it?
Clean Energy Systems is based in Rancho Cordova, California, United States.

Source: Fundz verified event record.

Who else raised in Energy and Sustainability around the same time

Companies in the same sectors as Clean Energy Systems that raised within 45 days of this round, from Fundz verified event records.

  • Yotta Energy raised $13M (Funding Round) on November 2, 2021.
  • iSun raised $16M on October 14, 2021.
  • Ameresco raised $45M (Funding Round) on October 7, 2021.
  • iSun raised $30M (Funding Round) on October 6, 2021.
  • Omnidian raised $23M on September 24, 2021.
  • Omnidian raised $33M (Series B) on September 22, 2021.

Who to call at Clean Energy Systems, and when

A new round usually means Clean Energy Systems is about to hire and buy. The teams that reach out first get the meeting.

  • An alert the day Clean Energy Systems raises, hires an executive or expands, scored against what you sell
  • The decision-makers there, with verified emails
  • Who you already know at Clean Energy Systems, from your own LinkedIn network

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Company Information

Company

Clean Energy Systems

Location

Rancho Cordova, California, United States

About

Clean Energy Systems is a global leader in the development and deployment of carbon reducing energy systems. The company has successfully transitioned proven, reliable rocket engine combustion principles into a flexible and economically attractive power generation system for the benefit of our planet. CES' proprietary oxy-combustion technologies enable cleaner and more efficient co-generation of power, steam, water, and captured CO2 and offers the world a new perspective on the way we assess the value of natural resources. To learn more, visit www.cleanenergysystems.com.

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Funding Insights

What this usually means
Typical timeline to Series B
Series A companies typically raise their next round in 10-18 months

Clean Energy Systems raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

145 of these a day, filtered to the companies you pick, with the decision-maker attached.

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Fundz is a real-time business intelligence platform powered by agentic AI that proactively delivers personalized daily signals, including funding rounds, executive changes, M&A activity, 13F institutional filings, SEC 8-K events, investor activity, and website modifications, based on each user's watchlist and ICP. A trusted data source at firms such as BlackRock, Oracle, Kleiner Perkins, LinkedIn, HubSpot, and Cloudflare, Fundz democratizes the institutional-grade intelligence that previously required a PitchBook or Bloomberg terminal. Features include Daily Briefing for AI-powered daily briefings, and unified cross-signal alerts across 281,000+ organizations. Developers and data teams can access these signals programmatically via the Fundz Funding Data API, with transparent published pricing.