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Clean Energy Venture

Venture capitaloperating company · company profile

Boston · Pre-Seed–Series A · 59 people tracked

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Investment thesis

CEVG backs early-stage climate tech start-ups with seed capital combined with hands-on operating expertise from its 35+ partners, who bring experience in finance, product commercialization, team building, technology development, and fundraising. Many partners are former entrepreneurs who serve as advisors and sounding boards to founders. The group works closely with its sister firm Clean Energy Ventures (CEV) to source deals, conduct due diligence, and provide follow-on funding, mentoring companies as they grow. CEVG also collaborates with incubators, accelerators, industry groups, corporate partners, and advocacy organizations, and emphasizes diversity, equity, and inclusion in its pipeline, portfolio, and community.

Source: firm website, verified Aug 3, 2026.

Stage
Pre-Seed–Series A
HQ
Boston, Massachusetts, US
Instruments
Equity
Founded
2017
Last 12 months
4 investments
Tracked investments
62
Acquisitions
1

Team · 59 people

from the firm's website & curated & public directories
Daniel Goldman· General Partner
Bob Placein

Over 35 years in power and clean tech development; active advisor and mentor. Emeritus partner.

Gail Greenwaldin

Emeritus partner at CEVG.

Matt Rosenfeldin

Experienced renewable energy developer and entrepreneur in energy and education.

Michael Herzigin

Founder and CEO of Locus Energy with two successful exits; serves on two boards.

Tal Levyin

Experienced energy trader across the NYISO, CAISO and ISONE markets.

Sakina Evans

Previous fellow at CEVG.

Andrew Linford· Director
Benjamin Singh· Directorin
Noel Ford· Director
Philip Craig· Director
Suzanna Nutton· Director

7 people who came through Clean Energy Venture went on to found or lead other companies.

What they invest in

from 46 of 62 portfolio companies

Cleantech ×35Energy ×29Climate Tech ×17Hardware ×13New Materials ×10Circular Economy ×7Deep Tech ×7Advanced Manufacturing ×6

HQs:United States×47Canada×1

Who they back

founder profiles across 29 portfolio companies
59%
solo founders
17 of 29 mapped founding teams
33%
repeat founders
of 33 founders with career history
~8 yrs
old at investment
median across 9 dated deals

Founding team size:solo founder×172 founders×93 founders×3

Where their founders studiedfrom 35 founders with education data

Massachusetts Institute of Technology ×6The Ohio State University ×3MIT Sloan School of Management ×2NYU Stern School of Business ×2Parsons School of Design - The New School ×2Princeton University ×2Rose-Hulman Institute of Technology ×2

What their founders studiedfrom 36 founders with field-of-study data

Engineering ×21Business & Management ×6Economics ×5Computer Science ×3Politics & Policy ×3Design & Architecture ×2Finance & Accounting ×2

Where their founders worked beforefrom 33 founders with career history

Massachusetts Institute of Technology ×3McKinsey & Company ×2UC Berkeley ×2

Accelerator rootsportfolio companies that came through a program

Techstars ×3

8 founders hold a PhD · 9 hold an MBA (of 36 with degree data)

Investments · 62 tracked

founders shown can be your intro path

By year:2026 · 42025 · 12024 · 22023 · 12022 · 42021 · 42019 · 22018 · 32016 · 22015 · 22009 · 126 dated

Aqua Membranesaquamembranes.comin𝕏Jun 2026

Aqua Membranes makes precision-printed elements for industrial reverse osmosis (RO) systems, designed to increase production, lower energy costs, reduce cleaning cycles, and improve recovery without retrofits.

Advanced ManufacturingCleantechHardwareNew MaterialsAlbuquerque, US

Rodney Herrington(Founder)inCraig Beckman(CEO)inChristopher Kurth(Chief Technology Officer)inRick Sanders(Director)Michael Reardon(Director)Stuart Schoenmann(Director)

Board seatTemple Fennell· per SEC Form D

Co-investorsBURNT ISLAND VENTURESClean Energy VenturesHelios Climate VenturesMicron VenturesNovaCapitalCycle Capital

ConnectDERconnectder.cominDec 2024

ConnectDER makes meter socket adapters (meter collars) that connect residential solar, battery, and EV charging systems directly at the electric meter, avoiding panel upgrades and complex electrical work.

CleantechClimate TechEnergyHardwarePhiladelphia, US

Whitman Fulton(Executive Officer, Director)inIvo Steklac(Executive Officer, Director)inMark Gustafson(Director)

BoardRajan Gupta(Director)Matt Coleman(Director)

Board seatDaniel Goldman· per SEC Form D

Co-investorsBlackRockTemasekClean Energy VenturesE8 AngelsEvergy VenturesLG Technology Ventures+5 more

Copper Labscopperlabs.comFeb 2022SEC filingmedium confidence

Boulder, US

Board seatNora Mead Brownell· per SEC Form D · $8M raise · filed Mar 2022

Co-investorsBlue Bear Capital PartnersFlyover CapitalService Provider CapitalMoonshots Capital

IronNetironnet.comin𝕏Apr 2018SEC filingmedium confidence

IronNet provides network detection and response (NDR) services powered by behavioral analytics and crowdsourced threat intelligence for enterprise security teams.

AI & Machine LearningCybersecurityEnterprise SoftwareMaple Lawn, US

Keith B. Alexander(Executive Officer, Director)inGEN (Ret) Keith Alexander(Founder)in

Board seatJohn Keane· per SEC Form D · $80.2M raise · filed Apr 2020

Co-investorsKensington Capital Partners LimitedC5 CapitalForgePoint CybersecurityKleiner Perkins

Leading Edge Crystal Technologieslectechnologies.comJun 2019SEC filinghigh confidence

Gloucester, US

Alison Greenlee(Executive Officer, Director)David Buzby(Director)Pieter Wolters(Director)

Board seatKedar GuptaMitch Tyson· per SEC Form D · $1.7M raise · filed Jul 2019

LineVisionlinevisioninc.cominApr 2021

LineVision provides a grid intelligence platform offering Dynamic Line Ratings and situational awareness for electric utilities, using contactless edge sensors to monitor transmission lines and forecast capacity.

CleantechEnergyIoTSomerville, US

Jonathan Marmillo(Executive Officer)G. Hudson Gilmer(Executive Officer, Director, Promoter)inHudson Gilmer(Co-founder, Chair of the Board)inVishal Kapadia(Chief Executive Officer)inJohn Biasi(Chief Technical Officer)inMatt Mitchell(Chief Financial Officer)in

Board seatDaniel Goldman· per SEC Form D

Co-investorsNational Grid PartnersClean Energy VenturesClimate Innovation CapitalS2G InvestmentsUP PartnersMarubeni

Lithioslithios.cominMar 2026SEC filingmedium confidence

Lithios develops brine-agnostic electrochemical lithium extraction systems (Advanced Lithium Extraction) that use lithium-selective battery electrodes to recover lithium directly from brine at lower cost and with reduced water, chemical, and waste inputs.

CleantechEnergyNew MaterialsMedford, US

Mohammad A. Alkhadra(Executive Officer, Director)in

Board seatDaniel Goldman· per SEC Form D · $500K raise · filed Mar 2026

Co-investorsClean Energy VenturesLowercarbon CapitalTechEnergy VenturesGS Futures

MacroCyclemacrocycle.techinMar 2026SEC filingmedium confidence

MacroCycle uses a proprietary chemical process called SolvoGenesis, based on solvent systems and macrocyclic chemistry, to convert textile waste into pure polyester resin at low cost.

Circular EconomyCleantechNew MaterialsCambridge, US

Stwart Peña Feliz(Executive Officer, Director)inJan-Georg Rosenboom(Executive Officer, Director)in

BoardCatia Cesari(Director)

Board seatTemple Fennell· per SEC Form D · $3M raise · filed Mar 2026

Co-investorsCircular Innovation FundCollaborative FundNeotribe VenturesVolta CircleClean Energy VenturesCycle Capital+1 more

Nth Cyclenthcycle.cominMay 2026SEC filingmedium confidence

Critical minerals midstream refining company building modular technology to convert industrial scrap, black mass and primary feeds into refined nickel, cobalt, copper and rare earth products for Western supply chains.

Burlington, US

Megan O'Connor(Co-Founder and CEO)inChad D. Vecitis, PhD(Co-Founder and Chief Scientist)Desirée Plata, PhD(Co-founder & Science Advisor)Gabi Knesel(Executive Officer)

BoardRaffi Freeman(Executive Officer)inEdward Meir(Director)

Board seatDaniel Goldman· per SEC Form D · $15M raise · filed May 2026

Co-investorsAutodesk FoundationBroadscaleClean Energy VenturesMuus Climate PartnersVoLo Earth VenturesWovenEarth+2 more

Pika Energypika-energy.comFeb 2016AcquiredSEC filingmedium confidence

Builds clean power solutions using advanced DC nanogrids to capture, manage and distribute renewable energy.

EnergyWestbrook, US

Joshua Kaufman(Executive Officer, Director)Benjamin Polito(Executive Officer, Director)

BoardCatherine York(Director)Paul Farrow(Director)

Board seatBengt Karlsson· per SEC Form D · $3.1M raise · filed Apr 2016

Co-investorsCEI VenturesNXT VenturesClean Energy Ventures

PreAct TechnologiesinAug 2021SEC filingmedium confidence

Herndon, US

Paul. Drysch(Executive Officer)inKurt Brendley(Executive Officer)Keith Brendley(Executive Officer, Director)

Board seatJohn Keane· per SEC Form D · $14M raise · filed Aug 2021

Co-investorsElev8.vcI Squared CapitalLuminateStargazer Ventures

Purposeenergypurposeenergy.comin𝕏Apr 2018

PurposeEnergy develops wastewater treatment and biogas solutions that convert organic waste from food and beverage producers into renewable fuels and electricity.

Circular EconomyCleantechEnergyUS-based, US

Eric Fitch(Executive Officer, Director)in

BoardJohn F. Keane(Director)inMichael C. Sununu(Director)Thomas Klein(Director)

Board seatJohn Keane· per SEC Form D

Rebound Technologiesrebound-tech.cominAug 2022

Rebound Tech develops adaptive cooling infrastructure for industrial facilities dealing with high cooling demand, peak energy charges, and humidity control.

CleantechEnergyHardwareCommerce City, US

Russell Goldfarbmuren(Executive Officer, Director)inRussell Muren(Executive Officer, Director)Kevin Davis(Executive Officer, Director)in

BoardMatthew Coleman(Director)John Fox(Director)inWilliam Temple Withers Fennell(Director)

Board seatTemple Fennell· per SEC Form D

Co-investorsAutodesk FoundationClean Energy VenturesE8 AngelsiSelect FundSkyview VenturesTaronga Group

REsuretyresurety.cominOct 2021

REbeing provides data, software, and advisory services for valuing renewable energy projects, managing production volatility, and measuring carbon impact in the clean energy market.

CleantechClimate TechEnergyBoston, US

Lee Taylor(Founder & CEO)in

BoardBill McCullen(Director)in

Board seatDaniel Goldman· per SEC Form D

Co-investorsAngeleno GroupClean Energy VenturesLaunchCapitalS2G InvestmentsLaunch Capital

Tervivaterviva.cominAug 2015SEC filingmedium confidence

Terviva develops and commercializes pongamia, a climate-hardy tree crop engineered for high oil and protein yields, providing farmers and energy/food producers with sustainable alternatives to conventional crops like soy and palm.

AgTechClimate TechEnergyAlameda, US

Naveen Sikka(Executive Officer, Director)inSudhir Rani(Executive Officer)inMargaret Mackenzie(Executive Officer)inMarc Diaz(Executive Officer)inMargaret Kavalaris(Executive Officer, Director)inJames Astwood(Executive Officer)

Board seatAnne Slaughter Andrew· per SEC Form D · $6.3M raise · filed May 2017

Co-investorsAstiaFarvatn VentureThe Yield Lab Asia PacificAstera InstituteCultivation CapitalTrustbridge Partners

60 Hertz Energy60hertzenergy.comin𝕏

60 Hertz Energy develops software for managing distributed renewable energy assets including solar, wind, and substations across commercial, utility, and emerging market applications.

CleantechEnergyIoTSaaSAnchorage, US

Piper Foster Wilder(Executive Officer, Director)inWhitney Gantt(Executive Officer, Director)

BoardMorgan DeFoort(Director)inWilliam Stamm(Director)

Co-investors49th State Angel FundClimate Impact CapitalSeaChangeFactor[e] Ventures

Acumentricsacumentrics.comin𝕏

Acumentrics designs and integrates power solutions for customers across various applications, emphasizing technical expertise and long-term customer relationships throughout the project lifecycle.

Defense TechEnergyEnterprise SoftwareHardware

John Cerulli(CEO, Board Member)in

Advanced Ionicsadvanced-ionics.comin

Advanced Ionics develops electrolyzer technology for producing green hydrogen, using its Symbiotic water vapor electrolysis that operates at intermediate temperatures and taps into existing industrial steam to lower electricity and capital costs.

CleantechClimate TechEnergyMilwaukee, US

Chad W. Mason(President and CEO)inWilliam Murray(Vice President)in

BoardJohn Bobrowich(Director)in

Co-investorsAster CapitalClean Energy VenturesGVP ClimateJERASWAN Impact Networkbp ventures

Aeroshieldaeroshield.techin

AeroShield is a materials science company that developed an ultra-clear silica aerogel, originating from research at MIT, aimed at improving the energy efficiency of buildings.

Advanced ManufacturingCleantechEnergyNew MaterialsCambridge, US

Elise Strobach(CEO & Co-founder)inKyle Wilke(CTO & Co-founder)inAaron Baskerville-Bridges(VP of Operations & Co-founder)in

BoardSusan Stewart(Director)Brandon Tinianov(Director)inStephen Venuto(Director)

Co-investorsIdeashipMassMutual VenturesMassVenturesSBXi

Bevibevi.coin𝕏

Bevi manufactures smart beverage dispensers with advanced water filtration that serves businesses and organizations seeking to reduce single-use plastic waste.

Circular EconomyCleantechFoodTechHardwareWellness & FitnessConcord, US

Sean Grundy(Founder)inEliza Becton(Founder)in

Co-investorsAvenir Growth CapitalBessemer Venture PartnersDorm RoomTamarisc VenturesTechstarsTIA Ventures+3 more

Bodhibodhi.solarin𝕏

Bodhi is a design-focused software company that provides customer experience software for the residential solar industry, using data automation and behavioral science to engage homeowners.

AI & Machine LearningCleantechEnergySaaS

Scott Nguyen(CEO)Kay Paulus(Head of Engineering)inJana LG(Head of Design)Stefanie Naden(Head of Customer Success)inJeff Bennett(Head of Product)in

Co-investorsHouston Angel NetworkSWAN Impact NetworkClean Energy Ventures

Boston Materialsbomaterials.comin

BO Materials develops novel materials for industrial applications across trillion-dollar industries.

AI & Machine LearningDeep TechNew MaterialsSemiconductorsMassachusetts, US

Michael Segal(Executive Officer, Director)inAnvesh Gurijala(Executive Officer, Director)

BoardDavid Miller(Director)inDwight Poler(Director)Andrew Goldman(Director)

Co-investorsAccelr8ACVC PartnersClean Energy VenturesCollaborative FundDiamond Edge VenturesGood Growth Capital+4 more

Cala Systemscalasystems.comin𝕏

Cala manufactures a heat pump water heater designed for residential use that heats water efficiently for households of up to five people.

CleantechEnergyHardwareIoTSomerville, US

Michael Rigney(Executive Officer, Director)in

BoardMichael Ting(Director)David Wilson(Director)Thomas Ferguson(Director)in

Co-investorsBURNT ISLAND VENTURESCollaborative FundE8 AngelsLeap Forward VenturesClimate Capital

Carbon Bridgecarbonbridge.ioin

CarbonBridge develops a proprietary direct gas bioprocessing platform for bioreactor operations that eliminates solubility barriers without traditional equipment like spargers or agitators.

AgTechBiotechCleantechClimate TechDeep TechSan Jose, US

Sophia Xu(Cofounder)

Co-investorsBrincCollaborative FundGROOVE CAPITALREFASHIOND VenturesTechstarsSOSV

Carbon Upcyclingcarbonupcycling.com

Carbon Upcycling converts carbon emissions and industrial waste byproducts into valuable materials for low-carbon cement production.

Circular EconomyCleantechClimate TechNew Materials

Co-investorsAmplify CapitalATEL VenturesClean Energy VenturesClimate InvestmentBDC Capital Corporation

CleanFibercleanfiber.com

CleanFiber manufactures cellulose-based insulation from recycled newsprint for the building materials industry.

Advanced ManufacturingCircular EconomyCleantechConstruction TechNew MaterialsBuffalo, US

Sami Rahman(CEO)inErik Gregory(Chief Financial Officer)inJonathan Strimling(Executive Officer)James Austin(Executive Officer)Marco Peterson(Executive Officer, Director)

BoardNoah Lerner(Director)in

Co-investorsAligned Climate CapitalBoston Harbor AngelsClimate Innovation CapitalE8 AngelsGlobal BrainKeiretsu Forum+7 more

CMotive Technologiesc-motive.comin

C-Motive designs electric motors and machines for renewable energy generation, electric mobility, and industrial applications, with a focus on reducing carbon emissions through improved efficiency.

Advanced ManufacturingCleantechEnergyHardwareMadison, US

DANIEL COLIN LUDOIS(Executive Officer)KATHERINE GERAMITA(Executive Officer)Barbara Ziemer(Executive Officer)in

BoardMATTHEW MAROON(Executive Officer, Director)Justin K. Reed(Executive Officer, Director)JOHANNA WOLFSON(Director)in

Co-investorsAzolla VenturesCollaborative FundEvergreen Climate InnovationsExposition VenturesPrime Impact FundStarlight Ventures

Electrified Thermal Solutionselectrifiedthermal.com

Electrified Thermal develops an electrically conductive firebrick system called the Joule Hive Thermal Battery that replaces fossil fuel-burning industrial equipment with electric heat storage for heavy industry applications like steel, cement, and chemical production.

Advanced ManufacturingCleantechClimate TechEnergySan Antonio, US

Co-investorsClean Energy VenturesMassVenturesTechEnergy VenturesStarlight Ventures

Enertivenertiv.cominJan 2022

Enertiv provides a software platform for real estate portfolios to automate sustainability reporting, compliance, and utility data collection, and to manage decarbonization, energy optimization, tenant utility billing, and maintenance.

CleantechClimate TechEnergyPropTechNew York City, US

Pavel Khodorkovskiy(Executive Officer, Director)inConnell McGill(Executive Officer, Director)inEldon Klaassen(Director)

BoardThomas Blum(Director)in

Co-investorsAAF Management Ltd.Cerium Technology VenturesCommonweal VenturesConnecticut InnovationsEmpire AngelsGroundBreak Ventures+6 more

Global Neighborg-neighbor.comin

Global Neighbor uses patented directed energy technology to control weeds and stimulate crop growth without chemicals, offering products such as a harvest weed seed control unit (bSCU) and a seed priming system for farmers.

AgTechCleantechDeep TechHardwareXenia, US

Jon Jackson(Executive Officer, Director)inNeil Saterin

BoardJames A Ellis(Director)inDean Didato(Director)in

Co-investorsAg Ventures AllianceE8 AngelsInnova Memphis, Inc.Texas HALO FundTitletownTech

Greenportfoliogreenportfolio.comin

GreenPortfolio matches individuals with pre-screened, SEC-reviewed financial advisors who specialize in climate-aligned and sustainable investing, and provides algorithmic climate scoring of users' investment portfolios.

Climate TechFintechImpact & Social GoodNew York, US

Bonnie Gurry(Founder)inElizabeth Landau(Founder)in

Co-investorsR/GA Ventures

it’s electricitselectric.usin𝕏Jun 2024

it's electric installs and maintains curbside Level 2 EV chargers on partner properties in U.S. cities, using the property's spare electrical supply at no cost to the owner.

CleantechEnergyMobility & TransportationNYC, US

Tiya Gordon(Executive Officer, Director, Promoter)inNathan King(Executive Officer, Director, Promoter)in

BoardTopias Soininen(Director)

Co-investorsChloe CapitalE8 AngelsFailup VenturesFamily Angel Management FundGener8torGraham Walker Venture+9 more

Luminous Robotics, Inc.luminousrobotics.comin

Luminous Robotics develops robotics technology aimed at supporting critical infrastructure at scale.

HardwareRoboticsBoston, US

Jayming Wong(Executive Officer, Director)

Co-investorsLMNT Ventures

Ndustrialndustrial.ioin𝕏

Ndustrial provides the Nsight energy optimization platform that unifies data from energy use, production, controls, and external datasets like energy markets and weather to reduce energy waste in cold chain operations.

EnergyLogistics & Supply ChainSaaSRaleigh, US

Jason Massey(Executive Officer, Director)

BoardEd Lam(Director)Peter Sopher(Director)inJungho Cho(Director)Mads Moeller(Director)Vincent Pichon(Director)in

Co-investorsClean Energy VenturesENGIE New VenturesImperative Science Ventures

Pearlpearlcertification.comin𝕏

Pearl Certification operates a national home performance registry that verifies and records energy-efficiency and other home improvements, giving homeowners a permanent record that stays with the property so upgrades can be accurately valued.

CleantechEnergyPropTech

Co-investorsClean Energy VenturesIFC

PeelOnpeelon.coin𝕏

PeelON manufactures compostable packaging solutions for fresh produce that extend shelf life and reduce post-harvest losses.

Circular EconomyCleantechFoodTech

Co-investorsquantumEDGE VenturesgrowX Ventures

QEA Techqeatech.comin

QEA (QEA Tech) performs AI- and drone-based building envelope audits that quantify energy loss and R-values to guide retrofit planning for real estate owners and portfolio managers.

AI & Machine LearningCleantechPropTech

Peyvand Melatiin

Co-investorsYork Angel Investors Inc.Avesta FundOntario Centre of Innovation

Queens Carbonqueenscarbon.comin𝕏

Queens Carbon develops a cement technology platform aimed at the cement production industry.

CleantechClimate TechNew MaterialsCedar Grove, US

Daniel Kopp(Founder)in

Co-investorsClean Energy Ventures

Quidnetquidnetenergy.comin

Quidnet Energy develops geomechanical energy storage technology that repurposes existing oil, gas, and hydroelectric infrastructure to provide grid-scale, long-duration energy storage.

CleantechDeep TechEnergyHardwareHouston, US

Aaron Mandell(Executive Officer)inDagong Zhou(Executive Officer, Director)Joe Zhou(CEO)inHoward Schmidt(Director)

BoardChristina Karapataki(Director)inMatthew Nordan(Director)in

Co-investorsBreakthrough Energy VenturesCongruent VenturesHelium-3 VenturesNXT VenturesSorenson Impact FoundationClean Energy Ventures

Raptor Mapsraptormaps.comin𝕏May 2016

Raptor Maps provides AI-powered analytics and automation software for solar plant operations, helping owners, operators, and engineers reduce costs and losses through visual data analysis and autonomous drone inspections.

Advanced ManufacturingAgTechAI & Machine LearningClimate TechBoston, US

Nikhil Vadhavkar(Founder/President and CEO)inEddie Obropta(Founder/CTO)in

BoardDavid Sossen(Director)

Co-investorsArgonautic VenturesBlue Bear Capital PartnersBuoyant Ventures Management, LlcCongruent VenturesData Point CapitalDNV Ventures+15 more

Revterrarevterra.ioin𝕏

Revterra develops energy storage systems designed for renewable power grids that prioritize cleanliness, efficiency, and reliability.

CleantechEnergyHardware

Dr. Jawdat(Founding CEO)

Co-investorsAt One VenturesEquinor VenturesSCF Partners

Sealedsealed.comin

Sealed helps homeowners improve energy efficiency through financial and technological innovation in residential properties.

B2B MarketplacesCleantechClimate TechEnergyEnterprise SoftwarePropTechSaaSNew York, US

Lauren Salz(Co-founder and CEO)inAndy Frank(Founder and President)inBenjamin Wolkon(Director)Eric Blattman(Director)Seth Gottlieb(Director)

Co-investorsAligned Climate CapitalE8 AngelsQuest VenturesFifth WallFootPrint Coalition

Shift Thermalshiftthermal.comin

Shift Thermal develops thermal storage technology for data center cooling systems, enabling efficient power allocation between cooling and computing infrastructure.

CleantechClimate TechData & InfrastructureDeep TechEnergyTennessee, US

Levon AtoyaninMitchell Ishmaelin

Co-investorsE8 AngelsMarket Square Ventures

SunDensitysundensity.net

Suden Density develops innovative coating technology for smart coatings.

CleantechDeep TechNew MaterialsSpace TechBoston, US

Co-investorsClean Energy VenturesLuminate

Sustainesustaine.com

Provides renewable energy and efficiency solutions to businesses and institutions through proprietary matching software.

Co-investorsThe Alchemy Fund

Transaeratransaera.comin𝕏

Transaera develops heat pump systems and Dedicated Outdoor Air Systems (DOAS) that use novel materials to dehumidify, cool, and heat air for commercial buildings.

CleantechClimate TechEnergyHardwareSomerville, US

Sorin Grama(Co-founder)inMircea Dinca(Co-Founder & CS)in

BoardAshwin Shashindranath(Director)inMatthew Cohen(Director)inMitch Tyson(Director)inRoss Bonner(Co-founder & CTO)in

Co-investorsClean Energy VenturesEnergy Impact PartnersJuniperMassMutual VenturesMassVenturesCarrier Ventures

Travertinetravertinetech.comin

Travertine develops next-generation phosphate processing technology that converts ore into purified phosphoric acid and cementitious materials while avoiding gypsum waste and removing carbon dioxide.

Circular EconomyCleantechClimate Tech

Laura Lammers(Founder)in

Co-investorsClean Energy VenturesHolcim MAQER Ventures

Trellisensetrellisense.comin

TrelliSense provides laser-based methane monitoring systems for agricultural, waste management, and oil & gas operators, delivering real-time emissions detection and verification data via subscription pricing.

AgTechClimate TechEnergyIoT

Ben Silton(Chief Executive Officer)inDr. Andy Sappey(Chief Technology Officer)

Volexionvolexion-inc.comin

Volexion develops cathode active material encapsulation technology and drop-in composite materials for lithium-ion battery manufacturing, improving cycle life, power density, temperature range, and voltage window.

CleantechClimate TechDeep TechEnergyNew Materials

Damien Despinoy(Co-Founder, President and COO)inJoseph X. Adiletta

Co-investorsEarth FoundryEnergy FoundryClean Energy Ventures

Voltservervoltserver.comin

VoltServer develops fault-managed power distribution systems (Digital Electricity) for delivering electrical power to buildings and infrastructure projects.

CleantechData & InfrastructureEnergyHardwareEast Greenwich, US

Steve Eaves(Founder & CEO)inCharlie Garcia(CFO)Stanley J. Mlyniec(CTO)inKen Hydzik(EVP of Global Sales)Amber Fortney(Senior Director of Marketing / VP of Marketing)Ronna Davis(VP of Business Development / CRO)in

Co-investorsConstellation Technology VenturesSlater Technology FundClean Energy Ventures

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

CARBON UPCYCLING TECHNOLOGIES INC.Hempfusion WellnessIronNet, Inc.RavenbrickSunnova Energy InternationalAscend ElementsClearTraceDeepforestryEnergetic InsuranceOutsmart Power SystemsSolantro Semiconductor

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.

Portfolio news

latest coverage across their companies

Frequently asked questions

How many investments has Clean Energy Venture made?
Clean Energy Venture has 62 tracked investments, 1 of which have exited, including 6 dated in the last 24 months.
What stage does Clean Energy Venture invest at?
Clean Energy Venture invests at the Pre-Seed, Seed, Series A stages.
What sectors does Clean Energy Venture focus on?
Clean Energy Venture focuses on Cleantech, Climate Tech, Energy.
Where is Clean Energy Venture located?
Clean Energy Venture is headquartered in Boston, US.
Who does Clean Energy Venture co-invest with?
Clean Energy Venture most often shares deals with Clean Energy Ventures, E8 Angels, MassVentures, among 128 tracked co-investors.

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