Construction in Japan

Gray

Gray is a family-owned, fully integrated design-builder specializing in engineering, architecture, construction, digital & automation, specialty equipment manufacturing, and real estate services. Deeply rooted in EAC services, Gray serves both domestic and international customers across our core markets: Food & Beverage, Manufacturing, Automotive, Distribution, Mission Critical, and Commercial. Founded in 1960, Gray has grown to encompass an integrated family of brands designed to complement each other’s specialized capabilities. Our robust offering enables us to create one-of-a-kind solutions at the highest levels of customization, delivering precision and partnership to some of the world’s most sophisticated organizations. We see every project as an opportunity to build meaningful relationships. We do so by giving the customer everything they need—and just a bit more. To us, there’s nothing more rewarding than fulfilling our purpose: to make a difference in people’s lives by creating unforgettable customer experiences and great projects.

1001 to 5000 staff

Kinden Corporation

Given the social significance at the time of our founding, i.e. “We are a company founded with the public interest in electrical engineering work in mind, meaning that as we fulfil our role as a stable supplier of electricity by constructing power distribution work awarded by a power company”, we strive to create excellent facilities and service by remaining entrepreneurial and with a forward-looking attitude at all times, amid our current ever-changing society. We also seek to develop our business activities as an integrated facility management company focusing on social contributions as well as our three business pillars of energy, environment and information & communication.

10001+ staff

Penta-Ocean Construction Company Limited

Penta-Ocean (PENTA-OCEAN CONSTRUCTION CO,LTD.) is a major Japanese construction firm. It specializes in marine works and land reclamation. It is listed on the Tokyo Stock Exchange, Osaka Stock Exchange, and Nagoya Stock Exchange as ticker 1893. It originated from Mizuno Gumi in 1896 in Hiroshima Prefecture, and later renamed to the current name and capitalized in 1954. It has offices in Tokyo, Singapore, Hong Kong, Indonesia, Malaysia, Egypt, Sri Lanka, Philippines, Thailand, Vietnam, Cambodia and U.A.E. It was a major contractor for the land reclamation of Jurong Island, Pasir Panjang Container Terminal, Marina Bay reclamation, Tuas, Singapore Changi Airport reclamation projects in Singapore, the Esplanade in Singapore, widening and deepening of Suez Canal and construction of the Suez Canal Bridge in Egypt, West Rail for the Kowloon-Canton Railway, and a major contractor in the construction of Chubu International Airport and Kansai International Airport[1]. Among other construction includes Akinada Bridge in Hiroshima, Rainbow Bridge, Tokyo Bay Aqua-Line in Tokyo. It is currently involved in the expansions at Haneda airport.Penta-Ocean (PENTA-OCEAN CONSTRUCTION CO,LTD.) is a major Japanese construction firm. It specializes in marine works and land reclamation. It is listed on the Tokyo Stock Exchange, Osaka Stock Exchange, and Nagoya Stock Exchange as ticker 1893. It originated from Mizuno Gumi in 1896 in Hiroshima Prefecture, and later renamed to the current name and capitalized in 1954. It has offices in Tokyo, Singapore, Hong Kong, Indonesia, Malaysia, Egypt, Sri Lanka, Philippines, Thailand, Vietnam, Cambodia and U.A.E.

1001 to 5000 staff

Kajima

KAJIMA CORPORATION is a general contractor operating nationwide and overseas. The Company builds commercial, residential, and institutional buildings with high-rise and earthquake-resistant construction technology. Kajima also performs large scale civil engineering works such as nuclear power plants, Highways, Airport. It has developed several technologies for construction in soft ground.The Company operates real estate and office automation equipment businesses. In recent years with change of Japanese society and soaring social welfare costs and reduction of public works by Japanese government, Company has put emphasis on international projects and now company is involved in projects from Algeria to Florida.

5001 to 10000 staff

Toyo Engineering Corporation

Toyo Engineering is an engineering company that constructs the plant in a global stage centering on the plant engineering field. TOYO provides the clients with total value for the project in respect to the quality, HSSE (Health, Safety, Security and Environment), schedule and cost by utilizing its advantages – project management skills, comprehensive and integrated engineering technologies, application capabilities of cutting-edge technologies, optimum alliance building and advanced global networking-The Responsibility of an Engineering Company- A state-of-the art plant surrounded by abundant nature, an infrastructure that provides people with richer life - sustainable engineering that harmonizes the infrastructure that supplies energy and other materials to the world with environmental conservation, the TOYO works with clients and partners to deliver value creation while contributing to sustainable development through innovation.

1001 to 5000 staff

Hanmiglobal Co., Ltd

Global PM & CM company : Since its establishment in 1996, HanmiGlobal has successfully implemented global engineering expertise into Korean construction industry and has grown to become the No.1 PM & CM company in Korea in terms of sales volume and numbers of performed projects. World’s Top 8th PM Company : HanmiGlobal ranked to 8th PM company in the world (Non-U.S) by ENR magazine in 2024, and only one Asian company that has been ranked within top 20th for more than 20 consecutive years. HanmiGlobal Group has staff and professionals globally in 43 countries and has 10 group companies with 13 overseas branches.

1001 to 5000 staff

Cms Corporation

CMS is an award-winning construction contractor providing extensive design-build, new construction, renovation, fueling systems, and energy and sustainability experience for a wide range of federal government and commercial clients worldwide. The CMS Group of Companies also provides strong self-performance capabilities in mechanical, piping, and fabrication work. Our construction know-how and mechanical capability enable us to perform the most technically challenging projects. Our customer-first philosophy ensures the best customer experience on every project.

201 to 500 staff

Kandenko Co Ltd

5001 to 10000 staff

Tokyo Electric Power Services Co., Ltd

We are an expert team of professionals in civil engineering, electrical engineering, mechanical engineering, geological engineering and environmental protection. These specialties enable us to provide high-quality services in construction projects for hydroelectric and thermal power generation; overhead and underground transmission lines; substations; and renewable energy resources. With such expertise plus our commitment to bettering peoples’ lives and improving the environment, we deploy our projects domestically and internationally.

5001 to 10000 staff

Abc Trading Co., Ltd

11 to 50 staff

Crews By Core

1 Construction Field Execution Platform. Schedules, Logistics, Drawings, Messaging for Supers. Schedule activities integrated with your systems. Easiest to create look aheads you can view on maps, drawings, messaging and anywhere else the superintendent needs it. AI-driven risk detection. Crews by Core is an integrated platform for everything the field needs to keep crews moving- all in one.

11 to 50 staff

Rise Structural Design

Our company RISE Structural Design Inc, specializes in Structural Design and analysis. We have not only responded to clients' demands but we have also broaden our experience in identifying situation and formulating proposals from different angles based on our knowledge in Architectural design and/or Piping analysis.

11 to 50 staff

Sobokuya Inc

Sobokuya is a small yet ambitious architecture and construction company based in Yatsugatake, Japan, with a growing international presence. In addition to our office in Hanoi, Vietnam, we opened a new office in Tokyo this year, where we also run a tea house café. Our next expansion is planned for Dubai, UAE. At Sobokuya, our skilled carpenters and designers collaborate to create projects that embody our unique approach to design. We believe in achieving harmony between human lifestyle and nature, and that great design arises from simplicity rather than excessive decoration. By merging traditional Japanese construction techniques with modern design and materials, our projects are crafted to engage with their surroundings, reflecting the unique characteristics of their users and environment.

11 to 50 staff

American Engineering Corporation Aec Japan

American Engineering Corporation (AEC) is a full-service construction company founded in 1964, with its head office in Okinawa, Japan. With over 60 years of proven expertise, AEC has earned the trust of both domestic and international partners—including the U.S. government— through its advanced technical capabilities and solid track record. Recognized as a leading contractor for U.S. government construction projects in Okinawa, AEC ranked 2nd in total construction industry sales in the prefecture in 2024. We are committed to fostering a positive and inclusive work environment, and have been certified as a-"KENKO Investment for Health (KIH) 2025"-"Okinawa Prefecture Work-Life Balance Company"-"Okinawa Prefecture Income Enhancement Support Company". AEC actively contributes to regional revitalization and the SDGs through local engagement and sustainability efforts. As we mark our 61st anniversary in April 2025, AEC operates from 8 locations in Japan and 3 overseas, with over 1,200 employees driving our continued growth. AEC1964 60 20242 AEC2025SDGs 2025461831,200

1001 to 5000 staff

Dai Nippon Construction Co., Ltd

11 to 50 staff

Bena Co., Ltd

BENA provides professional services for architectural modeling. With innovative designs and craftsmanship, BENA is achieving a leading position in this industry in Japan. Please feel free to contact us. Company profile Establishment: 17th June 1970 Registered address: 2-5-15, Narimasu, Itabashi-ku, Tokyo, Japan. Postal code: 175-0094 Email: teruaki@bena-global.com TEL:+818040500845

51 to 200 staff

Newjec Inc

11 to 50 staff

Tamada Industries, Inc

Tamada Industries, Inc was established in 1950, located in Kanazawa, Ishikawa, Japan. After more than 65 years challenging, we are now supply main fields as below- Underground storage tanks manufacturing - Water Storage Tank for Firefighting purpose manufacturing - Underground Aging Tank Interior Lining (Interior Coating) manufacturing - Design and Construction of Hazardous Substance Facilities manufacturing - AQUA in PIT -Drinking water storage tank manufacturing - Depot AngelUnderground warehouse manufacturing - Gas station, fuel facilities pipe system service, maintenance - Steel/stainless processing product for plant engineering project We own 3 factory inside Japan in (Kanto Factory in Great Kanto Area, Hokuriku Factory in middle Japan and Kyushu Factory in West Japan), one overseas factory in Hai Phong City in Northern Vietnam and many branches from Hokkaido to Kyushu all over Japan. Besides, we also have affiliate company with variety of field in not only tank manufacturing, but also made-by-FRP product (fiberglass reinforced plastic) and all-made-by-FRP product. We had experience of technology transferring to Asia countries as SF Double-wall tank technology transferring to China, Thailand, Malaysia; Interior Lining Coating technology transferring to Taiwan. Since our subsidiary's foundation in Vietnam in December 2013, we are supplying product of tanks, engineering products, pipe system service to the market outside Japan from Vietnam as domestic Vietnam, Srilanka, Philippines, etc. You can find our more information at our website: If you are interested in or you are finding any products as below, or else finding partner to discuss about engineering product, please feel free to inquiry us from our below website: Or else via Tel/Fax/Email: Tel :+81 (0)3-5401-3689 Fax:+81 (0)3-54013632 Email: anh_vu@tamada.co.jp

201 to 500 staff

Toguya, Inc

Concrete Floor Solution Company Superabrasive Authorized Distributor

1 to 10 staff

Tsuchiya Corporation

11 to 50 staff

Giken Ltd

GIKEN developed the SILENT PILER™, the world’s first reaction-based, non-vibratory hydraulic pile driving machine that operates with minimal noise impacts. The GIKEN Group now actively promotes its press-in technology worldwide and contributes to the construction industry by proposing and implementing innovative solutions. The innovative press-in technology provides a unique solution and the adoption of this technology has spread to over 40 nations and regions.

501 to 1000 staff

Jl Corporation

Since its establishment in 1995, JL CORPORATION has contributed in the development of Asian countries by supplying good quality used heavy equipment mainly from Japan. Over the years the business has expanded not only within Asia but throughout the world.

1 to 10 staff

Aster Co. Ltd

Aster is a social start-up striving to build a disaster resilient global community. We are currently focused on retrofitting of masonry building through our innovative coating technology, making them stronger against an impending earthquake.

1 to 10 staff

Digitalarchi

DigitalArchi Using our independently developed large 3D printer, We create construction resin concrete forms, interior and exterior panels, etc. We manufacture and sell building materials made from recycled plastic, realizing a truly sustainable society through the optimization of resources.

1 to 10 staff