Company Profile

Company Profile

Trade name Keiyo Gas Energy Solution Co., Ltd.
Keiyo Gas Energy Solution Co. Ltd.
Date of establishment October 1, 1979
capital 80 million yen
Employees (full-time employees, contract employees) 296 people (as of October 1, 2025)
main office 272-0015
4-3-5 Onitaka, Ichikawa City, Chiba Prefecture
board member
  • Representative Director and President Hiroshi Yoshioka President and Executive Officer
  • Toshio Utsumi, Executive Vice President and Director
  • Director Masayuki Wakana Managing Executive Officer
  • Director Akihiro Yasuda Executive Officer
  • Director and Executive Officer Kazunori Yoshii
  • Director and Executive Officer Hidezumi Haruguchi
  • Auditor Shinichi Niwa
  • Executive Officer Dai Miyazaki
  • Executive Officer Norihiko Imai
  • Executive Officer Naoki Tanaka
  • Executive Officer Haruto Ishizaki
shareholder
  • Keihi Co., Ltd.
  • Keiyo Urban Development Co., Ltd.
  • Keiyo Gas Information System Co., Ltd.
  • Keiyo Gas Co., Ltd.
  • Keiyo Gas Liquid Co., Ltd.
  • Joyo Living Co., Ltd.
Business content
  • 1. The following business related to city gas, liquefied petroleum gas, industrial gas, oil refining, petrochemicals, chemical industry, food industry, nuclear power, and other equipment, distribution and storage facilities, industrial pollution prevention equipment, environmental conservation equipment, and other equipment, facilities, and machinery:
    • 1) Planning, design, procurement, construction, maintenance work
    • 2) Engineering work
    • 3) Various inspection services such as non-destructive inspection and maintenance inspection
    • 4) Commissioning of operations and maintenance-related work, investigation, technological development, testing, and research work.
  • 2. Design, procurement, construction of civil engineering works and buildings, and related work
  • 3. Electrolytic protection of buried pipes, piers, etc.
  • 4. Landscaping/greening work
  • 5. Power generation business using renewable energy (solar power, small hydropower, wind power, biomass, etc.)
  • 6. On-site energy service business
  • 7. Manufacture and sale of microbial materials for agriculture, livestock and fisheries
  • 8. Sale of peanut products
  • 9. Other
    • 1) Cogeneration (including fuel cells) system design and construction and eco-station design and construction
    • 2) Sales of gas-related products (data loggers, simple excavators, gas meter fixing bands, etc.)
    • 3) Dedicated water supply business
    • 4) Smart community business
Group Subsidiaries
  • Kimura Peanuts Ltd.
  • Gas Plant Co., Ltd.
  • Donan Wood Industry Co., Ltd.

Organization chart

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