- Hirayama Construction Ltd
 - We are a community-based construction company in Narita, Japan, established 1916. - Kajima Corporation
- Land surveying, design, construction.
- Nori Company
- Provides custom made galazed ceramic mosaic tile using pictures provided by customers.
- Onoda Corporation
- Offers Bristar, a non-explosive agent for concrete demolition.
- Seltec Corporation
- Markets colourful exposed-aggregated finishes that can be easily built into concrete.
- Shimizu Corporation
- Architectural construction, civil engineering, property development.
- Sumitomo Electric Industries, Ltd.@
- Taisei Corporation
- Construction, civil engineering, property development, and more.
- Takenaka Corporation
- Full-service planning, design and construction firm since 1610.
- Watanabegumi Co., Ltd.
- Pavement design and construction, including asphalt, concrete, landscaping, and related road facilities.
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