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Carbon Direct

Venture capitaloperating company · company profile

New York · 21 people tracked

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Investment thesis

Relae is an advisory and consulting firm rather than an investor. It brings together science, engineering, finance, and market expertise into a single team to help business leaders turn commercial, energy, and climate goals into science-backed action. Its services span power and energy advisory (securing clean firm power and aligning energy strategy with grid, cost, reliability, and emissions constraints), strategy and analytics (translating climate commitments into actionable roadmaps), environmental markets (carbon credits, procurement, claims, and project commercialization), and natural capital (land, agriculture, nature-related risk, and climate resilience). It has advised on industrial project finance and conducted diligence across carbon removal approaches.

Source: firm website, verified Sep 27, 2026.

HQ
New York, NY, US
Leads rounds
Follows
Founded
2020
Last 12 months
1 investment
Tracked investments
12
Unicorns
2

Team · 21 people

from the firm's website & curated & public directories
Mayank Kapoor· Principal
Shahaab Bhanji· Principal
Jessica Isaacs· Chief Financial Officer
Nili Gilbert· Vice Chairwoman
Zara Ahmed· Chief Operating Officer

COO specializing in environmental science and policy. Holds a DrPH.

Founder mafia

3 people who came through Carbon Direct went on to found or lead other companies.

What they invest in

from 11 of 12 portfolio companies

Cleantech ×10Climate Tech ×8Deep Tech ×6Energy ×5New Materials ×5Advanced Manufacturing ×3Circular Economy ×2Hardware ×2

HQs:United States×7Canada×1Germany×1

Investments · 12 tracked

founders shown can be your intro path

By year:2025 · 12024 · 12021 · 12014 · 14 dated

AIRCOaircompany.comin✓ verified

AIRCO produces high-purity ethanol through a catalytic process that converts carbon dioxide directly into ethanol, eliminating agricultural fermentation.

Advanced ManufacturingCleantechClimate TechEnergyNew Materials

Gregory Constantine(Founder)inDr. Stafford Sheehan(Co-founder)Stafford Sheehan(Founder)

Co-investorsIn-Q-TelToyota VenturesJetBlue VenturesLowercarbon CapitalNew Climate VenturesQP Ventures+2 more

Carbon Cure Technologiescarboncure.comin𝕏

CarbonCure develops technologies that inject captured CO₂ into fresh concrete during mixing, where it mineralizes and permanently embeds in the material while reducing the amount of cement needed.

CleantechClimate TechNew MaterialsHalifax

Robert Niven(Founder)in

Co-investorsBreakthrough Energy VenturesCarbonForesight CanadaPangaea Ventures Us Inc.Greensoil PropTech VenturesMaRS

Graphytegraphyte.comin𝕏Jul 2024

Graphyte develops Carbon Casting, a carbon dioxide removal method that dries and compresses biomass such as timber and crop residues into dense carbon blocks wrapped in an impermeable barrier and stores them in monitored underground sites.

Circular EconomyCleantechClimate TechDeep TechNew MaterialsMemphis, US

Barclay Rogers(Founder)in

BoardChris Rivest(Director)Matthew Eggers(Director)in

Co-investorsBreakthrough Energy VenturesPrelude VenturesCarbonOverture Climate

Heirloom Carbonheirloomcarbon.comin𝕏

Heirloom operates Direct Air Capture (DAC) facilities that use limestone and carbon mineralization technology to permanently remove CO2 from the atmosphere at scale.

CleantechClimate TechDeep TechCalifornia, US

Shashank Samala(Founder)inNoah McQueen(Founder)

Co-investorsAENUAhren Innovation CapitalAutodesk FoundationBreakthrough Energy VenturesBreyer CapitalCarbon Removal Partners+13 more

LanzaTechlanzatech.comin𝕏

LanzaTech converts carbon-rich gases from industrial sources like steel mills and landfills into fuels and chemicals using synthetic biology.

Circular EconomyCleantechClimate Tech

Dr. Jennifer Holmgren(CEO)Richard Forster(Founder)Sean Simpson(Founder)

Co-investorsNovo HoldingsActivant CapitalKhosla VenturesOutset VenturesQiming Venture PartnersSaints Capital+2 more

Neurophosneurophos.cominNov 2025 · $110M

Neurophos develops photonics and metamaterials-based compute hardware, combining optical systems with analog and digital silicon.

AI & Machine LearningDeep TechHardwareSemiconductorsAustin, US

Patrick Bowen(Executive Officer, Director)inAndrew Traverso(Founder)inHod Finkelstein(Executive Officer)inPreston Woo(Executive Officer)in

BoardChristopher Alliegro(Director)Nathan Kundtz(Director)

Co-investorsAlumni VenturesBeyond Earth VenturesBosch VenturesBuilder CapitalDnx VenturesDuke Capital Partners+10 more

Sage Geo Systemssagegeosystems.comin

Sage Geosystems develops pressure geothermal technology to generate energy from the earth's subsurface heat, drawing on decades of experience drilling wells worldwide.

CleantechClimate TechDeep TechEnergyHouston, US

Cynthia Taff(Executive Officer, Director)Lev Ring(Founder)inCindy Taff(Founder)

BoardWilliam Restrepo(Director)Clay Shamblin(Director)Staffan Qvist(Director)in

Co-investorsCarbonCubit CapitalHelium-3 VenturesAll Aboard

Sunfiresunfire.dein

Sunfire develops solid oxide electrolysis cell (SOEC) and alkaline electrolysis (AEL) technologies for producing green hydrogen and synthetic fuels, serving the industrial decarbonization market globally.

Advanced ManufacturingCleantechEnergyHardwareDresden, DE

Carl Berninghausen(Founder)inChristian von Olshausen(Founder)Nils Aldag(Founder)in

Co-investorsEuropean Investment BankAhren Innovation CapitalAster CapitalBlue Earth Capital AGInven Capital

Svantesvanteinc.comin𝕏

Svante builds filters and modular rotary contactor machines that capture and remove CO2 from industrial emissions and directly from the air.

CleantechClimate TechDeep TechEnergyNew MaterialsBurnaby, CA

Matthew Stevenson(Executive Officer)inClaude Letourneau(President & CEO)

BoardMarc Van Den Berg(Director)Roger Strauch(Director)inDamien Vacherot(Director)Laura Boudreau(Director)

Co-investorsChrysalixThe Roda GroupChevron Technology VenturesMitsui & CoTemasekBay Bridge Ventures Climate+7 more

Twelvetwelve.coin𝕏Jan 2021

Twelve transforms CO2 into chemicals, fuels, and materials through carbon transformation technology.

Advanced ManufacturingCleantechClimate TechHealthtechNew MaterialsMoses Lake, US

Nicholas Flanders(Founder)inEtosha Cave(Founder)inKendra Kuhl(Founder)inAndrew Cleeland(Executive Officer, Director)in

BoardMarc-Henri Galletti(Director)Nimesh Shah(Director)

Co-investorsBreakout VenturesDCVC (Data Collective)Dolby Family VenturesFifth WallAdvantage Partners Inc.Aera VC+36 more

Velocysvelocys.cominMar 2014

Velocys licenses advanced Fischer-Tropsch reactor technology and catalysts for the commercial production of sustainable aviation fuel, renewable diesel, and synthetic eFuels.

CleantechDeep TechEnergyAbingdon

Roy Lipski(Executive Officer, Director)inSusan Robertson(Executive Officer, Director)inPaul F. Schubert(Executive Officer, Director)in

BoardPierre Jungels(Director)Jan Verloop(Director)Andrew Jamieson(Director)

Co-investorsAhren Innovation CapitalCarbonLightrock

Portfolio news

latest coverage across their companies

Frequently asked questions

How many investments has Carbon Direct made?
Carbon Direct has 12 tracked investments, including 1 dated in the last 24 months.
What sectors does Carbon Direct focus on?
Carbon Direct focuses on Biotech, Cleantech, Climate Tech, Deep Tech, Energy, Hardware, New Materials.
Where is Carbon Direct located?
Carbon Direct is headquartered in New York, US.
Does Carbon Direct lead rounds?
Carbon Direct typically participates in rounds rather than leading them.

Media · Podcasts & interviews

featuring the team

Jonathan Goldberg: Carbon Direct - YouTube

Consensus Digital Media · Jonathan Goldberg

Temperature Check with Nili Gilbert: Youth Climate Justice Fund Joshua Amponsem

Carbon Direct

Temperature Check: Salesforce on Carbon Removals

Carbon Direct

Temperature Check with Nili Gilbert: A Conversation with Salesforce Executive VP Suzanne DiBianca

Carbon Direct

Climate Finance & Net-Zero Opportunities: Nili Gilbert with ALTÉRRA CEO H.E. Majid Al Suwaidi

Carbon Direct

Sustainable Aviation & Net Zero Goals: Nili Gilbert with United Airlines' Lauren Riley

Carbon Direct

Images

Carbon Direct photoCarbon Direct photoCarbon Direct photo

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