When was H2Gremm founded?

H2Gremm was founded in 2019 and raised its 1st funding round 4 years after it was founded.

Where is H2Gremm located?

H2Gremm is headquartered in Brittany, France.

Who is the current CEO of H2Gremm?

Olivier Le Strat of H2Gremm. They have also founded 1 company.

How many employees does H2Gremm have?

As of May 31, 2026, the latest employee count at H2Gremm is 22.

Is H2Gremm a funded company?

H2Gremm is a funded company, having raised a total of $***** in its 1st and only funding round, a Series A round on Dec 15, 2023.

When was the latest funding round of H2Gremm?

H2Gremm's latest funding was a $***** Series A round on Dec 15, 2023, with participation from 0 investor.

Where does H2Gremm rank among its competitors?

H2Gremm ranks 18th amongst 100 active competitors, of which 15 are funded. It stands 5th in terms of total funding among its competitors. The most recent competitor to raise funding was Noble Gas Systems, which secured $1.5M in Mar, 2026.

Who are the top competitors of H2Gremm?

H2Gremm's top competitors include Enagas, Hydrexia and Noble Gas Systems. Among them, Noble Gas Systems secured the most recent funding round in March, 2026.

H2Gremm - 2026 Company Profile, Team, Funding & Competitors

H2Gremm is a series A company based in Brittany (France), founded in 2019 by Olivier Le Strat and Alain Rocheux. It operates as a Provider of hydrogen storage solution. H2Gremm has raised $7.66M in funding. The company has 100 active competitors, including 15 funded and 11 that have exited. Its top competitors include companies like Enagas, Hydrexia and Noble Gas Systems.

Company Details

Provider of hydrogen storage solution. It provides a fully integrated hybrid electric and hydrogen storage solution with a modular and adaptable approach. It is also focused on the theme of energy autonomy in buildings. It works on solutions for the production and distribution of hydrogen for energy self-consumption.

Website: www.h2gremm.com/
Social
Email ID: *****@h2gremm.com

Key Metrics

Founded Year

2019

Location

Brittany, France

Stage

Series A

Total Funding

$7.66M in 1 round

Latest Funding Round

Series A, Dec 15, 2023, $*****

Ranked

18^th among 100 active competitors

Employee Count

22 as on May 31, 2026

Similar Companies

Enagas & 68 more

View H2Gremm's full profile

H2Gremm is associated with 1 legal entity given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Documents
H2gremm CIN: 852892645 , France, Active	Jan 08, 2019	-	-	-

H2Gremm has raised a total funding of $7.66M over 1 round.

Here is the list of recent funding rounds of H2Gremm:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Dec 15, 2023	9798645	Series A	1337900	4322548	4030841	2080252

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View details of H2Gremm's funding rounds and investors

The founders of H2Gremm are Olivier Le Strat and Alain Rocheux. Olivier Le Strat is the CEO of H2Gremm.

Here are the details of H2Gremm's key team members:

Olivier Le Strat: Co-Founder & CEO of H2Gremm.
Contact Info: 1 email address
Alain Rocheux: Co-Founder of H2Gremm.

View details of H2Gremm's Founder profiles and Board Members

H2Gremm's employee count trend

H2Gremm has 22 employees as of May 26. Here is H2Gremm's employee count trend over the years:

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Top competitors of H2Gremm include Enagas, Hydrexia and Noble Gas Systems. Here is the list of Top 10 competitors of H2Gremm, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Enagas 1972, Madrid (Spain), Public	Provider of pipeline based natural gas transportation and ware-housing services	-	Oman Oil Company, Mubadala & 4 others	67/100
2nd	Hydrexia 2006, Brisbane (Australia), Series D	Provider of hydrogen production, storage, transportation, and application technology solutions	$17.1M	Southern Cross Venture Partners, Air Liquide ... & 6 others	56/100
3rd	Noble Gas Systems 2017, Royal Oak (United States), Series B	Manufacturer of gas storage and delivery systems	$9.2M	AP Ventures, Air Liquide & 4 others	53/100
4th	GRZ Technologies 2017, Grolley (Switzerland), Seed	Hydrogen storage solution for renewable energy projects	$29.4K	Venture Kick, Hyundai Motor Company & 7 others	50/100
5th	Vortex Energy 2021, Vancouver (Canada), Public	Provider of hydrogen fuel from saltwater	-	-	45/100
6th	H2Go Power 2014, Cambridge (United Kingdom), Deadpooled	Hydrogen generation and storage for use in fuel cells	$8.64M	Gov, EIC Fund & 19 others	45/100
7th	Carbon280 2019, Perth (Australia), Seed	Developer of hydrogen storage technology utilizing magnesium for safe storage	$12M	Woodside Energy, Hive Energy & 1 others	44/100
8th	AFC Energy 2006, Cranleigh (United Kingdom), Public	Manufacturer of ammonia crackers and hydrogen fuel cell power generators	-	ABB, Lanstead & 5 others	44/100
9th	H2APEX 2023, Rostock (Germany), Public	Hydrogen production and energy storage systems	-	-	43/100
10th	HydroSolid 2021, Wilhelmsburg (Austria), Seed	Provider of solutions for hydrogen storage	-	Science Park Graz, SAN Group	42/100
18th	H2Gremm 2019, Brittany (France), Series A	Provider of hydrogen storage solution	$7.66M	-	35/100