When was Retroflow founded?

Retroflow was founded in 2021 and raised its 1st funding round 2 years after it was founded.

Where is Retroflow located?

Retroflow is headquartered in Kassel, Germany.

How many employees does Retroflow have?

As of Jun 30, 2026, the latest employee count at Retroflow is 13.

Is Retroflow a funded company?

Retroflow is a funded company, having raised a total of $***** in its 1st and only funding round, a Grant (prize money) round on May 11, 2023.

When was the latest funding round of Retroflow?

Retroflow's latest funding was a $***** Grant (prize money) round on May 11, 2023, with participation from 1 investor.

Where does Retroflow rank among its competitors?

Retroflow ranks 11th amongst 33 active competitors, of which 6 are funded. It stands 11th in terms of total funding among its competitors. The most recent competitor to raise funding was ThinkLabs, which secured an undisclosed amount in Mar, 2026.

Who are the top competitors of Retroflow?

Retroflow's top competitors include ThinkLabs, Pearl Street Technologies and Urbio. Among them, ThinkLabs secured the most recent funding round in March, 2026.

Retroflow - 2026 Company Profile, Team, Funding & Competitors

Retroflow is a funded company based in Kassel (Germany), founded in 2021 by Leon Thurner and Jannis Kupka. It operates as a Planning and modelling of grid networks. Retroflow has raised an undisclosed amount in funding. The company has 33 active competitors, including 6 funded and 2 that have exited. Its top competitors include companies like ThinkLabs, Pearl Street Technologies and Urbio.

Company Details

Website: www.retoflow.de/
Email ID: *****@retoflow.de
Phone Number: +49 **********

Key Metrics

Founded Year

2021

Location

Kassel, Germany

Stage

Funding Raised

Latest Funding Round

Grant (prize money), May 11, 2023, $*****

Investors

SpinLab

Ranked

11^th among 33 active competitors

Employee Count

13 as on Jun 30, 2026

Similar Companies

ThinkLabs & 12 more

View Retroflow's full profile

Retroflow is associated with 1 legal entity given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Documents
RETOFLOW GMBH CIN: HRB18768 , Germany, Active	Aug 25, 2021	-	-

Retroflow has raised funding over 1 round. Its latest funding round was a Grant (prize money) round on May 11, 2023 for $*****. 1 investor participated in its latest round. Retroflow has 1 institutional investor.

Here is the list of recent funding rounds of Retroflow:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
May 11, 2023	1689201	Grant (prize money)	5552515	6047515	4416471	3534626

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View details of Retroflow's funding rounds and investors

The founders of Retroflow are Leon Thurner and Jannis Kupka.

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

Leon Thurner: Co-Founder & Managing Director of Retroflow.
Jannis Kupka: Co-Founder & Managing Director of Retroflow.

View details of Retroflow's Founder profiles and Board Members

Retroflow's employee count trend

Retroflow has 13 employees as of Jun 26. Here is Retroflow's employee count trend over the years:

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Top competitors of Retroflow include ThinkLabs, Pearl Street Technologies and Urbio. Here is the list of Top 10 competitors of Retroflow, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	ThinkLabs New York City (United States), Series A	Provider of AI powered grid management solution	$33M	Energy Impact Partners, Powerhouse Ventures ... & 7 others	61/100
2nd	Pearl Street Technologies 2018, Pittsburgh (United States), Acquired	Provider of grid planning solutions	$2.82M	Pear VC, ARPA-E & 5 others	60/100
3rd	Urbio 2020, Sion (Switzerland), Seed	Provider of AI and IoT-based building energy management and grid planning solutions	$2.15M	Third Sphere, Contrarian Ventures & 4 others	38/100
4th	Yottar 2023, London (United Kingdom), Seed	Platform for energy asset developers to understand spare capacity on electricity networks	$1.04M	Haatch, Cape Capital	36/100
5th	Sympheny 2017, Winterthur (Switzerland), Seed	Software provider for optimal energy supply solution	-	Industrielle Werke Basel, Rockstart & 1 others	32/100
6th	Mercury Computing 2024, Boulder (United States), Unfunded	Provider of grid services using data centers as virtual power plants	-	-	31/100
7th	Line Works Eng 2011, Tampa (United States), Unfunded	Provider of engineering services for electric utility and commercial clients	-	-	29/100
8th	Mitnetz Strom 2012, Germany, Public	Operator of electrical distribution networks ensuring reliable energy supply services	-	-	28/100
9th	Utility Automation Solutions 2019, United States, Unfunded	Provider of power system simulation and utility management solutions	-	-	27/100
10th	Verdatriz 2024, Bengaluru (India), Unfunded	Provider of engineering design and consultancy services for green energy projects	-	-	26/100
11th	Retroflow 2021, Kassel (Germany), Funding Raised	Planning and modelling of grid networks	-	SpinLab	25/100