When was Summit Carbon founded?

Summit Carbon was founded in 2021 and became a unicorn in 2022.

Where is Summit Carbon located?

Summit Carbon is headquartered in Ames, United States.

How many employees does Summit Carbon have?

As of Sep 27, 2025, the latest employee count at Summit Carbon is 53.

Is Summit Carbon a funded company?

Summit Carbon is a funded company, having raised a total of $1.32B across 3 funding rounds to date. The company's 1st funding round was raised for an undisclosed amount in a Seed round on Jul 28, 2021.

How much is Summit Carbon worth?

The latest valuation of Summit Carbon is $1.1B as of May 10, 2022.

When was the latest funding round of Summit Carbon?

Summit Carbon's latest funding was a $250M Series A round on Mar 04, 2022, with participation from 1 investor.

Is Summit Carbon a Air Pollution Management Tech company?

The primary sector of Summit Carbon is Air Pollution Management Tech.

Where does Summit Carbon rank among its competitors?

Summit Carbon ranks 12th amongst 372 active competitors, of which 130 are funded. It stands 1st in terms of total funding among its competitors. The most recent competitor to raise funding was Immaterial, which secured an undisclosed amount in Feb, 2026.

Who are the top competitors of Summit Carbon?

Summit Carbon's top competitors include Carbon Clean, Ebb Carbon and Heirloom. Among them, Immaterial secured the most recent funding round in February, 2026.

Summit Carbon - 2026 Company Profile, Team, Funding & Competitors

Summit Carbon is a series A company based in Ames (United States), founded in 2021 by Bruce Rastetter. It operates as an Operator of a pipeline system for carbon dioxide capture and transport. Summit Carbon has raised $1.32B in funding from investors like Continental Resources, John Deere and The Rise Fund, with a current valuation of $1.1B. The company has 372 active competitors, including 130 funded and 11 that have exited. Its top competitors include companies like Carbon Clean, Ebb Carbon and Heirloom.

Sectors and market segments that Summit Carbon operate in

Summit Carbon serves in the Environment Tech, Sustainability Tech market segments.The primary business model of Summit Carbon are:

Company Details

Operator of a pipeline system for carbon dioxide capture and transport. The system captures carbon dioxide from ethanol plants. It transports the compressed carbon dioxide for utilization or permanent underground storage. The project focuses on keeping ethanol competitive and supporting rural communities. The company addresses drain tile repairs resulting from construction throughout the project's life. Surveys are conducted to determine a safe route.

Website: www.summitcarbonsolutions.com/
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Email ID: *****@summitcarbon.com
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Key Metrics

Founded Year

2021

Location

Ames, United States

Stage

Series A

Total Funding

$1.32B in 3 rounds

Latest Funding Round

Series A, Mar 04, 2022, $250M

Post Money Valuation

$1.1B as on May 10, 2022

Investors

Continental Resources & 3 more

Ranked

12^th among 372 active competitors

Employee Count

53 as on Sep 27, 2025

Similar Companies

Carbon Clean & 242 more

View Summit Carbon's full profile

Summit Carbon is associated with 1 legal entity given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Documents
SUMMIT CARBON SOLUTIONS, LLC CIN: 5927410 , United States, Active	May 17, 2021	-	32 (As on Sep 30, 2020)	-

Summit Carbon has raised a total funding of $1.32B over 3 rounds. Its first funding round was on Jul 28, 2021. Its latest funding round was a Series A round on Mar 04, 2022 for $250M. 1 investor participated in its latest round. Summit Carbon has 4 institutional investors.

Here is the list of recent funding rounds of Summit Carbon:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Mar 04, 2022	$250M	Series A	$1.1B	-	Continental Resources	-
Oct 08, 2021	$1.07B	Series A	-	-	The Rise Fund	-
Jul 28, 2021	Undisclosed	Seed	-	-	John Deere	-

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View details of Summit Carbon's funding rounds and investors

The founders of Summit Carbon is Bruce Rastetter. Lee Blank is the CEO of Summit Carbon.

Here are the details of Summit Carbon's key team members:

Bruce Rastetter: Co-Founder of Summit Carbon and founder of 2 other companies, Hawkeye Renewables and Summit Agricultural Group. They are also an angel investor in 1 startup.
Lee Blank: CEO of Summit Carbon.

View details of Summit Carbon's Founder profiles and Board Members

Summit Carbon's employee count trend

Summit Carbon has 53 employees as of Sep 25. Here is Summit Carbon's employee count trend over the years:

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Top competitors of Summit Carbon include Carbon Clean, Ebb Carbon and Heirloom. Here is the list of Top 10 competitors of Summit Carbon, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Carbon Clean 2009, London (United Kingdom), Series C	Developer of technology for industrial carbon capture and utilisation solutions	$243M	Chevron, Equinor & 61 others	68/100
2nd	Ebb Carbon 2021, San Carlos (United States), Series A	Provider of electrochemical technology for freshwater recovery, carbon removal, and chemicals	$33.8M	Prelude Ventures, Evok Innovations & 5 others	67/100
3rd	Heirloom 2020, San Francisco (United States), Series B	Provider of direct air capture technology for permanent carbon dioxide removal	$203M	Development Bank of Japan, Prelude Ventures ... & 31 others	64/100
4th	Mission Zero 2020, London (United Kingdom), Series A	Developer of technology to recover carbon dioxide from the atmosphere	$32.8M	Breakthrough Energy, 2150.VC & 12 others	64/100
5th	UNDO 2022, London (United Kingdom), Series B	Provider of carbon removal services	$12M	AENU, Lowercarbon Capital & 56 others	63/100
6th	Mombak 2021, Sao Paulo (Brazil), Series C	Provider of large-scale reforestation-based carbon removal. It undertakes native, biodiverse reforestation projects to remove significant amounts of atmospheric carbon. The company works with landowners, utilizing various financial models including outcome bonds, to facilitate these projects. This approach aims to restore degraded land, promote biodiversity, and create economic opportunities. It focuses on building long-term partnerships and employing scientific methods to ensure the integrity and effectiveness of its carbon removal initiatives.	$89.2M	AXA, BNDES & 3 others	63/100
7th	CarbonCapture 2019, Los Angeles (United States), Series A	Developer of modular direct air capture systems and carbon removal credits	$115M	Prime Movers Lab, Rio Tinto & 14 others	63/100
8th	Charm Industrial 2018, San Francisco (United States), Series B	Operator of carbon removal technology converting biomass into bio-oil for sequestration	$108M	General Catalyst, Seek Ventures & 16 others	62/100
9th	Agreena 2016, Copenhagen (Denmark), Series B	Scaling regenerative agriculture through carbon credits and sustainable supply chain solutions	$84.2M	Kinnevik, Giant Ventures & 11 others	62/100
10th	Immaterial 2015, Cambridge (United Kingdom), Series A	Manufacturer of nanoscale metal-organic frameworks	$18.2M	SLB, SLB & 12 others	61/100
12th	Summit Carbon 2021, Ames (United States), Series A	Operator of a pipeline system for carbon dioxide capture and transport	$1.32B	The Rise Fund, Tiger Infrastructure Partners ... & 2 others	60/100