When was Tamagawa Holdings founded?

Tamagawa Holdings was founded in 1968.

Where is Tamagawa Holdings located?

Tamagawa Holdings is headquartered in Minato City, Japan.

How many employees does Tamagawa Holdings have?

As of May 31, 2026, the latest employee count at Tamagawa Holdings is 1.

Is Tamagawa Holdings a funded company?

Tamagawa Holdings is a funded company, having raised a total of $***** in its 1st and only funding round.

Where does Tamagawa Holdings rank among its competitors?

Tamagawa Holdings ranks 12th amongst 55 active competitors, of which 8 are funded. It stands 11th in terms of total funding among its competitors. The most recent competitor to raise funding was Monochrome, which secured $12.7M in Apr, 2026.

Who are the top competitors of Tamagawa Holdings?

Tamagawa Holdings' top competitors include Shizen Energy, Looop and Peak Energy. Among them, Monochrome secured the most recent funding round in April, 2026.

Tamagawa Holdings - 2026 Company Profile & Competitors

Tamagawa Holdings is a public company based in Minato City (Japan), founded in 1968. It operates as a Developer of solar energy projects. The company has 55 active competitors, including 8 funded and 10 that have exited. Its top competitors include companies like Shizen Energy, Looop and Peak Energy.

Key Metrics

Founded Year

1968

Location

Minato City, Japan

Stage

Public

Ranked

12^th among 55 active competitors

Employee Count

1 as on May 31, 2026

Similar Companies

TotalEnergies & 3285 more

Exit Details

Public

View Tamagawa Holdings' full profile

Tamagawa Holdings got listed on Jul 16, 2013.

Click here to take a look at Tamagawa Holdings's IPO in detail

Tamagawa Holdings has not raised any funding rounds yet.

Tamagawa Holdings' employee count trend

Tamagawa Holdings has 1 employees as of May 26. Here is Tamagawa Holdings's employee count trend over the years:

Employee count trend for Tamagawa Holdings

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Top competitors of Tamagawa Holdings include Shizen Energy, Looop and Peak Energy. Here is the list of Top 10 competitors of Tamagawa Holdings, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Shizen Energy 2011, Fukuoka (Japan), Series D	Developer of solar & wind energy projects	$474M	CDPQ, Miyazaki Taiyo Capital	49/100
2nd	Looop 2011, Tokyo (Japan), Series B	Distributed solar power plant developer	$26.3M	Pegasus Tech Ventures, Sojitz & 5 others	48/100
3rd	Peak Energy 2020, Osaka (Japan), Series A	Developer of solar energy projects	$10M	Eclipse, Stonepeak & 1 others	45/100
4th	JFE Engineering 2003, Tokyo (Japan), Unfunded	Provider of engineering, procurement, and construction services for energy and infrastructure projects. This includes power generation, water treatment, pipeline systems, bridge construction, and industrial plant development. They also offer recycling solutions and support offshore wind power initiatives. The company's expertise spans various sectors, focusing on the design, construction, and maintenance of large-scale projects. A significant portion of their work involves sustainable and environmentally conscious solutions.	-	-	43/100
5th	Renova 2000, Chuo City (Japan), Public	Developer of solar & wind energy projects	-	SMBC Venture Capital, Tokyo Gas & 3 others	43/100
6th	Monochrome 2021, Bakurocho (Japan), Series B	Developer of integrated rooftop solar energy systems and home energy management systems. They design and manufacture rooftop solar panels integrated with home energy management systems. The company also offers construction and installation services through a network of certified partners. They are involved in the recycling of solar panels, aiming for a high recycling rate. Additionally, they engage in research and development, collaborating with other companies to advance solar energy technology and its integration with home energy systems.	$12.7M	The Gogin Capital, ANRI & 8 others	42/100
7th	Pacifico Energy 2012, Takeo (Japan), Unfunded	Developer of solar and wind energy projects	-	-	38/100
8th	Asuene 2019, Shinagawa (Japan), Series C	Developer of solar energy projects	$27.8M	Sumitomo Mitsui Banking Corporation, Sparks Asset Management ... & 6 others	37/100
9th	GPSS Group 2017, Tokyo (Japan), Unfunded	Developer of solar and wind energy projects	-	-	37/100
10th	Japan Renewable Energy 2012, Minato City (Japan), Acquired	Provider of EPC services for renewable energy	-	GIC	34/100
12th	Tamagawa Holdings 1968, Minato City (Japan), Public	Developer of solar energy projects	-	-	32/100