Union Tech Welcomes Architectural, Interior, Furniture, and Product Design Firm 'Mountain House Architects' to its Group
Union Tech has made Mountain House Architects, an architectural design firm, a group company. This move aims to strengthen proposal capabilities for national clients and provide one-stop services, with expectations for business expansion for both companies.
📋 Article Processing Timeline
- 📰 Published: March 31, 2026 at 20:00
- 🔍 Collected: April 1, 2026 at 13:39 (17h 39m after Published)
- 🤖 AI Analyzed: April 22, 2026 at 01:18 (491h 38m after Collected)

Union Tech Co., Ltd. (Shibuya-ku, Tokyo; President & CEO: Yusuke Okawa), which provides one-stop services for interior design, planning, and construction of offices, commercial spaces, and residences under the mission "Build a new standard," is pleased to announce that Mountain House Architects Inc. (Meguro-ku, Tokyo; Representative Director: Akira Yamaga) joined its group (became a group company) on March 27, 2026.
Background and Purpose of the Group Affiliation
Mountain House Architects has a broad track record in the design of architecture, interiors, displays, furniture, and products, and its uniqueness and high level of expertise are highly valued in the market. They have handled projects for numerous national clients, including famous character shops and companies like Dentsu, Hakuhodo, and JAL. By joining the Union Tech group, it becomes possible to build a powerful structure for an even wider range of national clients across the entire group's service offerings.
Meanwhile, by becoming a member of the Union Tech group, Mountain House Architects will be able to:
1. Handle projects that they previously had to decline due to resource constraints.
2. Provide one-stop services that include not only design but also construction.
This will enable them to meet the expectations of more customers. By leveraging the assets, trust, and achievements of both companies, both aim for further business expansion.

About Mountain House Architects Inc. / Akira Yamaga
After graduating from high school, he worked as a hairdresser.
A trip sparked his fascination with architecture, leading him to enroll in Musashino Art University to become an architect.
From 2010 to 2013, he worked at Schemata Architects.
He was in charge of various projects including architecture, interior design, exhibition venue composition, art for TV commercials, furniture, and product design.
In 2013, he founded mountain house a