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Koloma

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Data-driven approach to exploration for hydrogen in the earth's subsurface

Denver, United StatesFounded 2021Energy
Valuation $1–2.5B Last recorded · 2024
Headcount <100 Current team size
Total funding $100–500M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Koloma and the history behind them.

About Koloma

Koloma is a US-based startup focused on the exploration and commercialization of geologic hydrogen, a naturally occurring source of clean energy. The company leverages proprietary technology, data analytics, and expertise in geology and subsurface engineering to identify and develop commercially viable deposits of hydrogen.

Operating within the energy and clean technology sectors, Koloma's business model centers on the production and sale of low-cost, carbon-neutral hydrogen. The company targets industrial consumers of hydrogen, such as ammonia producers, refineries, and transportation companies, who are seeking to decarbonize their operations. By tapping into a potentially vast and untapped resource, Koloma aims to become a key player in the transition to a hydrogen-based economy.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2021
Headquarters
Denver, United States
Employees
75
Open positions
1
Dealroom signal
91.6/100
Sub-industry
Clean Energy
Sector
Energy, Hydrogen, Spinout, Sustainable Development Goals, Rumoured $1B, Climate Tech, Hydrogen (Not Green), Hydrogen Production, White Hydrogen, NIF defense security and resilience
Technology
Hardware, Deep Tech
Business model
Manufacturing
Client focus
b2b

Funding history

8 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
SERIES BOther financing Oct 2024 $50M $1.2B Mitsubishi Heavy Industries · Osaka Gas ↗
GRANTOther financing Feb 2024 $900K — US Department of Energy ↗
Showing the latest 2 of 8 recorded eventsBook a demo for the full funding history →

Growth signals

Koloma website traffic

Latest recorded traffic for Koloma is 3.2K monthly website visits, down 38.5% over the last three months. Koloma's team grew 10.3% over the past year.

Latest monthly visits3.2K 3-month web change-38.5% 1-year team growth+10.3%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Open positions

Openings linked to this company in Dealroom
1 distinct opening shownExplore hiring signals →

Similar companies

Closest operating peers by Dealroom taxonomy

Company identity and context are open; selected comparison metrics preview what is available on the platform.

CompanyHeadquartersStatusEmployeesTotal fundingValuation
Peregrine HydrogenCreating hydrogen solutions, using a process that exploits the unique chemical properties of feedstocks Santa Cruz, United States Operational 9 $7.8M $31M
EvolohEvolOH builds breakthrough anion exchange membrane electrolyzers for the production of green, sustainable hydrogen fuels and feedstocks for steel, fertilizer and mining industries Santa Clara, United States Operational
ReverionWorking to replace combustion engine technology for biogas utilization, with the creating of high temperature fuel cell systems Eresing, Germany Operational
AlquionAlquion is developing the Flexolyser, a fully flexible electrolyser for industrial applications Schiedam, Netherlands Operational
Utility GlobalDesigns, manufactures, and markets on-site hydrogen generators and gas purification plants Alexandria, United States Operational
Monolith MaterialsThe only manufacturer in the world that can offer zero-emission, low-cost clean hydrogen, and high-value carbon black Lincoln, United States Operational
Vema HydrogenDeveloping Stimulated Geologic Hydrogen (SGH) technology, which uses geochemical reactions to produce low-cost, sustainable hydrogen from iron-rich underground formations Orléans, France Operational
MattecoDiscover the future of energy through Green Hydrogen & Cleantech solutions Paterna, Spain Operational
Showing 8 of the closest matchesCompare every metric →

Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

13 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Seed1 investor entered at this stage

  • US Department of Energy

Series A2 investors entered at this stage

  • Mitsubishi Heavy Industries
  • Osaka Gas

Series B and later9 investors entered at this stage

  • Energy Impact Partners
  • Prelude Ventures
  • Evok Innovations
  • Breakthrough Energy Ventures
  • Piva
  • Khosla Ventures
  • Amazon
  • The Climate Pledge
  • United Airlines

Other known investors1 additional known investor

  • The Ohio State University
Team profiled 8 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 3 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
3 countries with
team presence
🇺🇸 United States94.5%
🇦🇺 Australia3.6%
🇵🇹 Portugal1.8%
3 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Koloma on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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