Clean Energy Venture — Full Portfolio

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

WFWhitman Fulton(Executive Officer, Director)inISIvo Steklac(Executive Officer, Director)inMark Gustafson(Director)

BoardRajan Gupta(Director)MCMatt Coleman(Director)

Board seatDaniel Goldman· per SEC Form D

Co-investorsBLBlackRockTETemasekCLClean Energy VenturesEVEvergy VenturesLGLG Technology VenturesMAMassMutual Ventures+3 more

Gloucester, US

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

Board seatKGKedar GuptaMTMitch Tyson· per SEC Form D · $1.7M raise · filed Jul 2019

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)GHG. Hudson Gilmer(Executive Officer, Director, Promoter)inHGHudson Gilmer(Co-founder, Chair of the Board)inVKVishal Kapadia(Chief Executive Officer)inJBJohn Biasi(Chief Technical Officer)inMMMatt Mitchell(Chief Financial Officer)in

Board seatDaniel Goldman· per SEC Form D

Co-investorsNANational Grid PartnersCLClean Energy VenturesCLClimate Innovation CapitalS2S2G InvestmentsUPUP PartnersMAMarubeni

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)inJRJan-Georg Rosenboom(Executive Officer, Director)in

BoardCatia Cesari(Director)

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

Co-investorsCICircular Innovation FundNENeotribe VenturesVOVolta CircleCLClean Energy VenturesCYCycle CapitalKDKdT Ventures

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

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

BoardRFRaffi Freeman(Executive Officer)inEdward Meir(Director)

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

Co-investorsAUAutodesk FoundationBRBroadscaleCLClean Energy VenturesMUMuus Climate PartnersVOVoLo Earth VenturesEQEquinor Ventures+1 more

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

Co-investorsCECEI VenturesNXNXT VenturesCLClean Energy Ventures

Herndon, US

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

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

Co-investorsELElev8.vcI I Squared CapitalLULuminateSTStargazer Ventures

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

EFEric Fitch(Executive Officer, Director)in

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

Board seatJKJohn Keane· per SEC Form D

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

CleantechEnergyHardwareCommerce City, US

RGRussell Goldfarbmuren(Executive Officer, Director)inRussell Muren(Executive Officer, Director)KDKevin Davis(Executive Officer, Director)in

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

Board seatTemple Fennell· per SEC Form D

Co-investorsAUAutodesk FoundationCLClean Energy VenturesISiSelect FundSKSkyview VenturesTATaronga Group

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

LTLee Taylor(Founder & CEO)in

BoardBMBill McCullen(Director)in

Board seatDaniel Goldman· per SEC Form D

Co-investorsANAngeleno GroupCLClean Energy VenturesLALaunchCapitalS2S2G InvestmentsLALaunch Capital

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

NSNaveen Sikka(Executive Officer, Director)inSudhir Rani(Executive Officer)inMMMargaret Mackenzie(Executive Officer)inMDMarc Diaz(Executive Officer)inMargaret Kavalaris(Executive Officer, Director)inJames Astwood(Executive Officer)

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

Co-investorsASAstiaFAFarvatn VentureTHThe Yield Lab Asia PacificASAstera InstituteCUCultivation CapitalTRTrustbridge Partners

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

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

BoardMDMorgan DeFoort(Director)inWilliam Stamm(Director)

Co-investors4949th State Angel FundCLClimate Impact CapitalSESeaChangeFAFactor[e] Ventures

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

JCJohn Cerulli(CEO, Board Member)in

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

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

BoardJBJohn Bobrowich(Director)in

Co-investorsASAster CapitalGVGVP ClimateJEJERASWSWAN Impact NetworkBPbp venturesCLClean Energy Ventures

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

ESElise Strobach(CEO & Co-founder)inKWKyle Wilke(CTO & Co-founder)inABAaron Baskerville-Bridges(VP of Operations & Co-founder)in

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

Co-investorsMAMassMutual VenturesMAMassVenturesSBSBXi

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

SGSean Grundy(Founder)inEBEliza Becton(Founder)in

Co-investorsAVAvenir Growth CapitalBEBessemer Venture PartnersDODorm RoomTATamarisc VenturesTETechstarsTITIA Ventures+3 more

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

SNScott Nguyen(CEO)KPKay Paulus(Head of Engineering)inJLJana LG(Head of Design)SNStefanie Naden(Head of Customer Success)inJBJeff Bennett(Head of Product)in

Co-investorsHOHouston Angel NetworkSWSWAN Impact NetworkCLClean Energy Ventures

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)

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

Co-investorsACAccelr8ACACVC PartnersCLClean Energy VenturesCOCollaborative FundDIDiamond Edge VenturesGOGood Growth Capital+4 more

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

CleantechEnergyHardwareIoTSomerville, US

MRMichael Rigney(Executive Officer, Director)in

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

Co-investorsBUBURNT ISLAND VENTURESCLClimate CapitalLELeap Forward Ventures

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

Circular EconomyCleantechClimate TechNew Materials

Co-investorsAMAmplify CapitalCLClean Energy VenturesCLClimate InvestmentBDBDC Capital Corporation

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

SXSophia Xu(Cofounder)

Co-investorsBRBrincGRGROOVE CAPITALREREFASHIOND VenturesTETechstarsSOSOSV

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

Advanced ManufacturingCircular EconomyCleantechConstruction TechNew MaterialsBuffalo, US

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

BoardNLNoah Lerner(Director)in

Co-investorsALAligned Climate CapitalBOBoston Harbor AngelsCLClimate Innovation CapitalGLGlobal BrainKEKeiretsu ForumNXNXT Ventures+6 more

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

Co-investorsAZAzolla VenturesEVEvergreen Climate InnovationsEXExposition VenturesPRPrime Impact FundSTStarlight Ventures

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

PKPavel Khodorkovskiy(Executive Officer, Director)inCMConnell McGill(Executive Officer, Director)inEldon Klaassen(Director)

BoardTBThomas Blum(Director)in

Co-investorsAAAAF Management Ltd.COCommonweal VenturesCOConnecticut InnovationsGRGroundBreak VenturesMEMetaPropMEMetaProp Ventures+4 more

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

JJJon Jackson(Executive Officer, Director)inNSNeil Saterin

BoardJAJames A Ellis(Director)inDDDean Didato(Director)in

Co-investorsAGAg Ventures AllianceINInnova Memphis, Inc.TETexas HALO FundTITitletownTech

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

BGBonnie Gurry(Founder)inELElizabeth Landau(Founder)in

Co-investorsR/R/GA Ventures

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

TGTiya Gordon(Executive Officer, Director, Promoter)inNKNathan King(Executive Officer, Director, Promoter)in

BoardTopias Soininen(Director)

Co-investorsCHChloe CapitalFAFailup VenturesFAFamily Angel Management FundGRGraham Walker VentureHAHalogen Ventures Management Company LlcHEHelm+7 more

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

HardwareRoboticsBoston, US

Jayming Wong(Executive Officer, Director)

Co-investorsLMLMNT Ventures

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-investorsCLClean Energy VenturesMAMassVenturesTETechEnergy VenturesSTStarlight Ventures

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)PSPeter Sopher(Director)inJungho Cho(Director)Mads Moeller(Director)VPVincent Pichon(Director)in

Co-investorsCLClean Energy VenturesENENGIE New VenturesIMImperative Science Ventures

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-investorsCLClean Energy VenturesIFIFC

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

Circular EconomyCleantechFoodTech

Co-investorsQUquantumEDGE VenturesGRgrowX Ventures

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

PMPeyvand Melatiin

Co-investorsYOYork Angel Investors Inc.AVAvesta Fund

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

CleantechClimate TechNew MaterialsCedar Grove, US

DKDaniel Kopp(Founder)in

Co-investorsCLClean Energy Ventures

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

AMAaron Mandell(Executive Officer)inDagong Zhou(Executive Officer, Director)JZJoe Zhou(CEO)inHoward Schmidt(Director)

BoardCKChristina Karapataki(Director)inMNMatthew Nordan(Director)in

Co-investorsBRBreakthrough Energy VenturesCOCongruent VenturesHEHelium-3 VenturesNXNXT VenturesCLClean Energy Ventures

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

NVNikhil Vadhavkar(Founder/President and CEO)inEOEddie Obropta(Founder/CTO)in

BoardDavid Sossen(Director)

Co-investorsARArgonautic VenturesBLBlue Bear Capital PartnersBUBuoyant Ventures Management, LlcCOCongruent VenturesDAData Point CapitalENENGIE New Ventures+6 more

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

CleantechEnergyHardware

Dr. Jawdat(Founding CEO)

Co-investorsATAt One VenturesEQEquinor VenturesSCSCF Partners

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

CleantechClimate TechEnergyPropTechSaaS

LSLauren Salz(Co-founder and CEO)inAFAndy Frank(Founder and President)in

Co-investorsFIFifth WallFOFootPrint Coalition

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-investorsMAMarket Square Ventures

Suden Density develops innovative coating technology for smart coatings.

CleantechDeep TechNew MaterialsSpace TechBoston, US

Co-investorsCLClean Energy VenturesLULuminate

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

Co-investorsTHThe Alchemy Fund

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

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

BoardASAshwin Shashindranath(Director)inMCMatthew Cohen(Director)inMTMitch Tyson(Director)inRoss Bonner(Co-founder & CTO)in

Co-investorsCLClean Energy VenturesENEnergy Impact PartnersJUJuniperMAMassMutual VenturesMAMassVentures

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

LLLaura Lammers(Founder)in

Co-investorsCLClean Energy VenturesHOHolcim MAQER Ventures

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

BSBen Silton(Chief Executive Officer)inDADr. Andy Sappey(Chief Technology Officer)

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-investorsEAEarth FoundryENEnergy FoundryCLClean Energy Ventures

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

CleantechData & InfrastructureEnergyHardwareEast Greenwich, US

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

Co-investorsCOConstellation Technology VenturesSLSlater Technology FundCLClean Energy Ventures