Specifications & Building Envelope Consulting

City of Santa Clarita

Old Town Newhall Library

2-Story | 26,900GSF | $6.9M | LEED Gold

Building Enclosure Testing & Commissioning

Hansji, Inc.

Luhrs City Center

18 Story | 315hotel rooms | 240,000 GSF

Remediation Architecture Services

Confidential Client, HOA

Six Buildings, Six Stories | 418,200 GSF

Construction Failures Exterior Enclosure & Roof

Technical Design Consulting Services

College of San Mateo

Allied Health, Wellness Building & Aquatics Center

Design Build | 88,000GSF | $85M | LEED Gold

The DTR Story

A technical consulting firm of experts in the world of technical architecture, building envelope design, and building science that empowers us to improve the performance of your design and the construction of your buildings.


As your design technical resource consultant, we offer an array of professional services that will help improve the quality of your buildings based on your needs and client expectations.

Building Concept Drawing

Our Expertise

DTR provides technical design and construction services for architectural and engineering clients, building owners, and design-build contractors.

Twenty years ago we developed the studio approach to providing our clients with the best technical services in the west. We have employed staff from various backgrounds and experiences to create an environment which allows us to learn from our experiences, both old and new. With many of us working on as many as 15 or more projects a year, we have a lot of knowledge to share.


In Construction




Leed Buildings

Our Team


At DTR, our work is shaped by talented professionals who believe it’s our responsibility to create sustainable environments. Our team works together to solve complex design problems and collaboratively with our clients to meet their expectations.

We seek passionate professionals who share our dedication to design and our belief in its ability to change lives and create a better future. We deeply value diversity, and that extends to the people we hire and the skills they exhibit. Browse open positions today.


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San Francisco North Bay


Orange County


Los Angeles


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