Overview
News
Salaries
Products
People
Growth
Offices
Financials

Funding and backers

Total raised
$4.1M
2 rounds on record
Latest round
$4.1M
Venture round · Mar 2022 · 4 yr ago
Backers
1
Sofinnova Partners
The money's age
Long since its last round
54 months since the last round · not hiring
Momentum
0/100
no fresh signals
Last sign of life
this month
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Jul 9, 2024 Took on debt financing $6.3M · SEC Form D Mar 28, 2022 Raised a round Venture round $4.1M · SEC Form D 2021 Founded
Funding rounds
RoundDateAmountInvestorsSource
Debt Financing Jul 2024 $6.3M — SEC Form D
Venture round Mar 2022 $4.1M — SEC Form D
Registers and programsofficial lists and records that name the company
Legal entity Prometheus Materials, Inc. SEC Form D
Founders and leadersfrom filings, registers and the company's site
Loren BurnettExecutive Officer, DirectorSEC Form D
Backed byfrom the funds' portfolios and accelerator catalogs
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Overview

With ProZERO™ Supplemental Blend, we can reduce concrete’s carbon impact—to negative.

News

News YahooFinance 11 months ago
Prometheus Materials Completes Landmark Collaboration with SOM, Skanska USA and D'Annunzio Group to Bring Its ProZERO Carbon Negative Cement and Concrete to the New York Climate Exchange's Climate Campus
From a pool of more than 100 climate and resilience solutions, ProZERO was one of the first materials selected for installation into the Governors Island infrastructureLONGMONT, Colorado , Oct. 21, 2025 (GLOBE NEWSWIRE) -- Prometheus Materials, the leader
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News Metropolis 1 year ago
Help! We're Drowning in Bio-Lingo
Deciphering the labels on natural and nature-inspired materials is not easy. But clarity on "bio-based" terms is coming.
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News Chemical & Engineering News 1 year ago
Wil Srubar's lab is full of living materials
Polymath envisions a nature-inspired built environment
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People

Loren Burnett
Executive Officer, Director
Josko Bobanovic
Director
Vishaan Chakrabarti
Director
Names and roles come from public filings, company registers and the company's own site. Is this you? Correct or remove · How we handle this data

Offices

Where the company hires and what each office is for
Cities
1
Hiring now
0
Countries
1
Longmont United States
HQ

Financials

Total raised
$10.4M
Latest round
Debt Financing
Funding rounds
2
Funding rounds
Round Announced Amount
Debt Financing 2024 $6.3M Details
Venture - Series Unknown 2022 $4.1M Details