INVESTORS

Some of the respected organizations who believe strongly enough to partner with us.
BELIEVE
“Bio-Block Represents a Sea Change for the Building Materials Industry … Prometheus Materials previews the next wave of construction with a masonry block made of algae.”
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“Concrete made from algae? Chicago firm offers a closer look at ‘bio-blocks,’ a zero-carbon alternative … The installation itself saves over a metric ton of carbon compared to an identical structure …”
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“Dezeen’s Top 10 Innovative Materials of 2023 … As part of our review of 2023, Dezeen’s design and environment editor Jennifer Hahn has rounded up 10 of this year’s most significant material innovations …”
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“This new cement could become America’s next big bumper crop and help save the world as we know it … Colorado-based Prometheus Materials and other emerging companies are developing new biocements …”
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“What Zero-Carbon Bio-Cement and Bio-Concrete Mean for the Future … Metrics like these show that there’s clearly no sacrifice when choosing to be more sustainable within this category of building materials.”
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“75 top building products for 2023 … These 75 products make up our annual ‘best of the best’ in new and updated building products for 2023.”
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“Made in Colorado Awards 2023: Emerging Manufacturer” … Congratulations to Prometheus Materials – winner of this year’s Emerging Manufacturer award!
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“Someday soon, your condo could be built of algae” … A pedestrian passageway in Fulton Market may seem to contain an exhibit of concrete block, but in fact it’s a sustainable alternative …
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“6 innovative startups that are kicking CO2 out of cement and concrete … These companies are using new additives, chemistries and methods that could curb the industry’s oversize climate impact.”
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Incredible feature – in high-profile outlet – where Loren Burnett discusses the origins of our zero-carbon bio-concrete, our valuable partnerships and why the world needs to build different now!
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“SOM Debuts Installation of Zero-Carbon Bio-Blocks™ at 2023 Chicago Architecture Biennial … A Spiral Installation of Algae-Based Concrete models a Collaborative Approach …”
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“Microsoft lays foundation for green building materials of tomorrow … Within the built environment, decarbonization of concrete and steel is critically important from a climate impact perspective.”
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“Is it Possible to Grow Cement? Prometheus Materials and the Transformation of Concrete … Innovation thrives when we pause to observe, question and reimagine the world around us …”
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“Cement production has an emissions problem. Here’s how companies are addressing it … Some are looking to grow cement from biological sources …”
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“Enter startup Prometheus Materials: Inspired by coral and seashell formations, they are transforming algae into cement. Prometheus is gearing up to secure venture funding …”
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“Seattle’s Living Laboratory Tests Novel Low-Carbon Building Materials … The walls of the basement mechanical room will be made from microalgae-based ProZero™ Bio-Block™ …”
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ELLE Decoration: Material Futures … “Prometheus is the mighty fire-bringer who taught humankind how to wield the wild essence of nature. So it is a fitting moniker for Prometheus Materials …”
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“Prometheus Materials’ Bio-Cement and Bio-Concrete Achieves 12x the Sound Absorption of Traditional Concrete in ASTM Testing”
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“Sturdy, but sustainable … Microsoft has invested in Prometheus Materials, as part of its $1 billion Climate Innovation Fund, to accelerate technology development and deployment of new climate innovations.”
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“If you didn’t catch us at UK Construction Week, you still can! Check out this video recap of the event, featuring our own Loren Burnett, Stephen Bell and Vaughn Bigelow.”
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“Making cement and concrete nature’s way … Microbes figured out how to make these materials long ago – industry is starting to catch on. Applications for bioconcrete extend far beyond typical ones­ …”
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“Through our Innovation Fund, we’re investing in start-ups that are bringing new innovations to the creation of concrete. One is a company called Prometheus Materials.”
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“2023 IQ Award Winner in Clean Tech, Prometheus sets stage for green future of concrete … In today’s world where interest in green technologies takes center stage, PM’s innovation has caught attention.”
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“Colorado is seeing remarkable steps to save our environment … We’ll look at sustainability with PM’s Loren Burnett on this edition of Connected Colorado!”
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“Biology is Hard. Bio-Concrete is Harder … Prometheus Materials’ bio-concrete is a prime example of how biotech is revolutionizing the construction industry and addressing environmental impact.”
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“Microsoft-backed Bio-cement and Bio-concrete – Loren Burnett⁠, CEO of ⁠Prometheus Materials⁠ … PM combines microalgae with other natural components to form an ultra low-carbon bio-cement and bio-concrete.”
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“Can Bio-concrete Change Architecture? Architect editor-in-chief Paul Makovsky looks at a new bio-concrete prototype from Skidmore, Owings & Merrill and Boulder, CO-based Prometheus Materials.”
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“CEO Loren Burnett sees a path to decarbonizing concrete via manufacturing with novel biotechnology … ‘Not only is it bio-concrete, but it is virtually zero-carbon bio-concrete’.”
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“Your next driveway could be made out of algae … Colorado company produces concrete that emits 90% less CO2 than traditional concrete. ‘This is technology that we borrowed from nature’.”
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“Adding bacteria can make concrete greener … They offer ways to produce cement without releasing carbon dioxide … emits a tenth of the CO2 generated by conventional concrete-making.”
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“Bio-Cement Approaches Its Moment … Behind Prometheus Materials Colorado startup’s microalgae-based cement can certifiably reduce concrete carbon emissions.”
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“Big tech’s billions for climate: Here’s where Amazon and Microsoft are making their carbon bets … They’re focusing on making smart investments in things that have real-world implications.”
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“Learn how Prometheus Materials is changing the future of the built environment … Loren Burnett is interviewed from Bio360 Expo in Nantes, France – where he was a key presenter.”
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“Prometheus Materials secures multiple ASTM certifications, bringing initial production into full-swing … The certifications are foundational next steps toward full-scale production of the company’s microalgae-based bio-cement.”
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“Prometheus Materials Appoints Vishaan Chakrabarti to Board of Directors … renowned architect, academic and business leader, will support the company’s growth and customer acquisition.”
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“A Coral-Inspired Organic Biocomposite to Replace Portland Cement … Microsoft-Backed Startup with Innovative Response to Concrete Challenge … Prometheus’ solution has good potential for scalability.”
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“Cement industry innovation in the sprint to Net-Zero … Cement is a primary material in concrete as well as mortars, blocks, and plaster. It’s the glue that holds buildings and structures together and its demand is set to soar.”
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“Reconstructing Construction … Got prefab? Lower-carbon materials? Investments build for startups addressing embodied carbon emissions in the built environment.”
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“Bio-Concrete: SOM and Prometheus Materials are developing an algae-based construction material that absorbs carbon – forming the basis for carbon-negative buildings.”
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“Follow the Algae Brick Road to Plant-Based Buildings … climate advocates are desperate for alternative materials to come to market—fast. A factory in Longmont CO may have the answer.”
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“The data center of the future is made of algae bricks and runs on hydrogen fuel cells … Inside Microsoft’s efforts to build a low-impact data center (because it’s building almost 100 a year).”
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“Bricks Alive! Scientists Create Living Concrete … ‘A Frankenstein material’ is teeming with – and ultimately made by – photosynthetic microbes. And it can reproduce.”
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“Skidmore, Owings & Merrill Partners with Prometheus Materials to Design Zero-Carbon Building Material … New, Bio-based Alternative to Cement Could Achieve Net-Zero Emissions in the Building Sector.”
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“Self-growing bricks, self-healing building materials from bacteria may be the future of construction industry … We harnessed the exponential growth of bacteria to grow many bricks at once.”
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“Prometheus Materials Raises $8 Million To Decarbonize the Building Materials Industry, in Series A Funding Round Led by Sofinnova Partners”
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“Construction Causes Major Pollution. Here’s How We Can Build Better … Making it more sustainable is critical to protecting our health and the climate.”
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“Scientists Design Bacteria-Based Living Concrete … Its designers hope that it could help with construction in deserts or even on Mars.”
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“Breakthrough Binder … ‘Coral reefs, shells, and even the limestone we use to produce cement today show us that nature has already figured out how to bind materials together in a strong, clever, and efficient way’ …”
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“Colorado company produces green cement that nearly eliminates carbon emissions using microalgae and sand … Prometheus Materials in Longmont licenses the technology from CU Boulder.”
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“Startup with roots at CU channeling microorganisms to make ‘green’ cement … Prometheus Materials secures funding to pursue biologically-based building materials to help cut greenhouse-gas emissions.”
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Prometheus Materials Unique Decarbonized Biocomposite vs. Traditional Portland Cement

> 0 %
carbon reduction
achievable today
0 %
carbon reduction
achievable in ~1-2 years
> 0 %
carbon reduction
achievable in ~1-2 years

Prometheus Materials Zero-Carbon Bio-Concrete vs. Conventional Concrete

> 0 %
carbon reduction
achievable today
> 0 %
carbon reduction
achievable in ~1-2 years
PROVE

CASE STUDIES

Building a wall with a concrete blocks made by Prometheus Materials.

Helping to Model a More Sustainable Future by Hand

Natural Material Meets Next-Gen Design Outside of Chicago

A person putting the finishing touches on a model building.

Laying the First Blocks of Many for Microsoft’s Data Centers

Microsoft Vice Chair and President Brad Smith explains the need for new innovations in concrete, noting the critical role played by Prometheus Materials.

Our zero-carbon bio-concrete was featured at UKCW's Future Lab, a showcase highlighting innovative productivity, robotics and sustainable technologies.

Colorado is seeing remarkable steps to save our environment ... We’ll look at sustainability with PM’s Loren Burnett on this edition of Connected Colorado!

Microsoft Vice Chair and President Brad Smith explains the need for new innovations in concrete, noting the critical role played by Prometheus Materials.

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