· 89 companies

Renewable Energy Companies in Japan

Browse 89 renewable energy companies headquartered in Japan. Compare profiles, certifications, and project portfolios.

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CompanyWhat they do

Companies in Japan at a glance

Of the 89 companies in Japan, the most common energy sectors are Solar (58%), Energy Storage (51%) and Wind (31%).

Energy sectors

  • Solar58%
  • Energy Storage51%
  • Wind31%
  • Hydrogen15%
  • Hydro8%

Business models

  • B2B88%
  • EPC15%
  • IPP15%
  • B2C12%
  • ESCO2%

Value chain

  • Engineering52%
  • O&M51%
  • Manufacturing47%
  • Development42%
  • Construction39%

Top cities

  • Tokyo6%
  • Xiamen4%
  • Milan2%
  • Dublin2%
  • Hamburg2%
  • London2%

Size

  • 11-50 employees2%
  • 51-200 employees9%
  • 201-500 employees9%
  • 501-1000 employees8%
  • 1001-5000 employees3%
  • 5000+ employees3%

Most held certifications

  • ISO 9001:201510%
  • ISO 140018%
  • ISO 14001:20158%
  • CE7%
  • ISO 90017%

Key facts

  • 2009 is the median founding year
  • 67% list reference projects
  • 9% publish their installed capacity
  • 38% hold certifications

Figures from all 89 companies, as published on their own websites. Shares count only what a profile states, so they are a floor rather than a census.

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