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Marunouchi Innovation Partners
Venture capitalTokyo · Series B–Growth · 8 people tracked
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Investment thesis
The firm invests globally with the goal of realizing a carbon-neutral society by 2050. It believes that achieving carbon neutrality requires advanced technologies to be adopted in everyday life, so it makes growth investments in companies with promising cutting-edge technology and works to drive their implementation into society. Through its fund business, it operates the Marunouchi Climate Tech Growth Fund L.P., which targets a wide range of climate tech and provides growth financing to startups with advanced, promising technologies. It pursues this mission alongside investors and collaboration partners, extending from Japan to the wider world.
Source: firm website, verified Sep 29, 2026.
Team · 8 people
from the firm's website & public directories
What they invest in
from 11 of 12 portfolio companiesCleantech ×9Energy ×8Hardware ×6Climate Tech ×5Deep Tech ×3IoT ×3Advanced Manufacturing ×2SaaS ×2
HQs:United States×9United Kingdom×1
Who they back
founder profiles across 10 portfolio companiesFounding team size:solo founder×12 founders×53 founders×24+ founders×2
Where their founders studiedfrom 12 founders with education data
King's College London ×2Massachusetts Institute of Technology ×2Stanford University ×2University of Illinois Urbana-Champaign ×2
What their founders studiedfrom 13 founders with field-of-study data
Engineering ×8Economics ×3
Where their founders worked beforefrom 13 founders with career history
Berkeley Lab ×2Korea Institute of Science and Technology ×2Stanford University ×2
Investments · 12 tracked
founders shown can be your intro pathBy year:2026 · 12025 · 52024 · 12021 · 18 dated
Fervo Energy develops next-generation geothermal technology using advanced drilling and sensing techniques to unlock carbon-free, 24/7 power generation in previously uneconomic locations.
CleantechClimate TechEnergyHouston, US
Tim Latimer(Founder)inJack Norbeck(Founder)in
BoardDavid Thomas Danielson(Director)inNicholas Walrod(Director)inIon Yadigaroglu(Director)
Co-investorsB Capital GroupB4 CapitalBaruch Future VenturesBeast VenturesBreakthrough Energy VenturesCarbon+16 more
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Fabric8Labs develops Electrochemical Additive Manufacturing (ECAM), a room-temperature metal 3D printing technology that produces dense, high-purity metal parts with micron-scale resolution and no post-processing.
Advanced ManufacturingDeep TechHardwareSemiconductorsSan Diego, US
Jeffrey Herman(Executive Officer, Director)David Pain(Founder)inDavid Wirth(Founder)Jeff Herman(Founder)
BoardCyril Vancura(Director)inGreg Papadopoulos(Director)in
Co-investorsIntel CapitalLam CapitalSE VenturesTDK VenturesEricsson VenturesAsimov Ventures+7 more
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Amogy develops patented ammonia cracking technology that converts ammonia into electric power for hydrogen fuel cells and engines, targeting decarbonization of heavy industries including transportation and maritime.
CleantechClimate TechDeep TechEnergyHardwareHealthtechSan Francisco, US
Seonghoon Woo(Founder)inHyunho Kim(Founder)inJongwon Choi(Founder)inYoung Suk Jo(Founder)
BoardAndrew Hinkly(Director)in
Co-investorsAF WPartnersAP VenturesBonAngels Venture PartnersCollaborative FundCongruent VenturesDCVC (Data Collective)+6 more
Boston Metal develops Molten Oxide Electrolysis (MOE), an electrified process for producing steel and other metals from a range of oxide feedstocks without direct emissions.
Advanced ManufacturingCleantechClimate TechNew MaterialsWoburn, US
Donald Sadoway(Founder)inAntoine Allanore(Founder)Tadeu Carneiro(CEO)inJames Yurko(Founder)
Co-investorsBreakthrough Energy VenturesClimate InvestmentPrelude VenturesInternational Finance CorporationBMW i VenturesEnergy Impact Partners+8 more
GridPoint develops building energy management and optimization technology for commercial buildings, aimed at reducing energy consumption, decarbonizing facilities, and supporting grid modernization.
CleantechClimate TechEnergyIoTSaaSArlington, US
Peter Corsell(Founder & Chairman (former CEO))Derek Booth(Chief Executive Officer)inKrupa Amlani(Fractional Chief Financial Officer)Tom Nelson(General Counsel & Senior Vice President)inMark Danzenbaker(Former CEO (2016-2025))inKate Gardella(SVP of Enterprise Growth & Success)
Co-investorsI Squared CapitalKensington Capital Partners LimitedNew Enterprise Associates (NEA)Samos InvestmentsFortress Investment GroupGoldman Sachs+1 more
HIVED is the UK's first parcel delivery company designed for e-commerce, operating with a focus on sustainable and technology-enabled delivery methods.
CleantechE-commerceLogistics & Supply ChainUK, GB
Murvah Iqbal(Co-founder)inMathias Krieger(Co-founder)in
Co-investorsEka VenturesEverywhere VenturesFuture Back VenturesGlobal BrainMaersk GrowthNordicNinja+5 more
Infinitum designs and manufactures energy-efficient electric motor systems built around a printed circuit board (PCB) stator, aimed at reducing electricity consumption in HVAC, data centers, commercial/industrial, and mobility applications.
CleantechData & InfrastructureEnergyEnterprise SoftwareHardwareIoTAustin, US
Co-investorsAventurine PartnersRice Investment GroupSAIC Technologies Fund II, LLCGalvanize Climate Solutions
Infinitum Electric develops high-efficiency electric motors optimized for data center cooling systems, delivering superior energy performance compared to conventional motors.
CleantechEnergyHardwareRound Rock, US
Bernhard Schuler(Executive Officer, Director)Bernard Schuler(Executive Officer, Director, Promoter)Bob Brown(Executive Officer)inRick Tewell(Executive Officer)in
BoardBenoit Grobon(Director)Jaime Aguirre(Director)
Co-investorsAventurine PartnersCottonwood Technology FundApplied VenturesChevron Technology VenturesEnergy Innovation Capital
Mainspring Energy develops power generation systems.
Deep TechEnergyHardware
Shannon Miller(Founder)inAdam Simpson(Founder)Matt Svrcek(Founder)
BoardTom Linebarger(Chairman & Chief Executive Officer)
Co-investorsKhosla VenturesAlumni VenturesClearSkyDCVC (Data Collective)Fine Structures VenturesGeneral Catalyst+5 more
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Omnidian provides post-installation care and performance protection for solar and clean energy investments, focusing on the service experience after systems are installed.
AI & Machine LearningCleantechClimate TechEnergySaaSSeattle, US
Mark Liffmann(Founder & CEO)inMark Liffman(Executive Officer, Director)Caroline Bec Cox(Executive Officer)in
BoardRick Viton(Director)inTom Groos(Director)inAbe Yokell(Director)in
Co-investorsACTIVATE CAPITAL PARTNERSAlumni VenturesB Capital GroupB4 CapitalBlue Bear Capital PartnersBridges Fund Management Ltd.+13 more
Ubicquia builds intelligent infrastructure products, including smart streetlighting systems with data analytics, that connect to existing utility and city assets.
CleantechEnergyGovTechHardwareIoTFort Lauderdale, US
Ian Aaron(Chief Executive Officer)inLowell Kraff(Chairman, Co-Founder)inHeather Ritchie(Executive Officer)inSantiago Serrano(Executive Officer)inKyle Brown(Executive Officer)inMansour Ghomeshi(General Counsel & Secretary of Board)in
Co-investorsClearSkyFuel Venture CapitalGMS+Hamilton Lane
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Mainspring
Exits · 1
1 IPOsFervo EnergyNASDAQ: FRVO
Portfolio news
latest coverage across their companiesBoston Metal · globenewswire.com · May 20, 2026
Ubicquia · finsmes.com · Feb 23, 2026
Fabric8Labs · finsmes.com · Nov 13, 2025
Omnidian · finsmes.com · Apr 24, 2025
Frequently asked questions
- How many investments has Marunouchi Innovation Partners made?
- Marunouchi Innovation Partners has 12 tracked investments, 1 of which have exited, including 6 dated in the last 24 months.
- What stage does Marunouchi Innovation Partners invest at?
- Marunouchi Innovation Partners invests at the Series B, Growth stages.
- What sectors does Marunouchi Innovation Partners focus on?
- Marunouchi Innovation Partners focuses on Advanced Manufacturing, Cleantech, Climate Tech, Construction Tech, Energy, New Materials, SaaS.
- Where is Marunouchi Innovation Partners located?
- Marunouchi Innovation Partners is headquartered in Tokyo, JP.
- Does Marunouchi Innovation Partners lead rounds?
- Marunouchi Innovation Partners typically participates in rounds rather than leading them.
- Who does Marunouchi Innovation Partners co-invest with?
- Marunouchi Innovation Partners most often shares deals with Congruent Ventures, DCVC (Data Collective), Khosla Ventures, among 69 tracked co-investors.
- What size deals does Marunouchi Innovation Partners back?
- Across 5 deals with disclosed amounts, Marunouchi Innovation Partners has joined rounds of $45M – $244M (median $87M).
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