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Our Firm

Founded in 1997 by Arthur Tan, ATACSE is a full‑service building design firm that delivers precision structural engineering and architectural solutions across residential, commercial, and institutional sectors. With more than 25 years of experience, Arthur holds multiple California licenses - including Structural Engineer, Civil Engineer, and General Contractor - ensuring every project meets the highest safety and regulatory standards.

Our Approach

Client‑First Listening – We begin by immersing ourselves in your vision, goals, and constraints.
The Goldilocks Principle – Our design philosophy balances ambition with practicality: solutions that are neither over‑engineered nor underprepared, but perfectly calibrated to your needs.
Construction‑Ready Design – Leveraging extensive on‑site experience, we translate architectural intent into realistic, budget‑friendly builds without compromising quality or safety.

Why Choose Us

Comprehensive full‑service design from concept through construction
Proven track record in diverse building types
Licensed expertise and hands‑on construction knowledge
Designs that honor the architect’s vision while remaining cost‑effective

Explore our portfolio or contact us today to discover how ATACSE can elevate your next project with engineering excellence and design precision.

The following is a partial list of the designers and builders we have collaborated with.

DESIGNERS
Alex Bergtraun, Studio Bergtraun Architects
Russ Dotter, Dotter & Solfjeld Architecture
Sady Hayashida, Hayashida Architects
Jerri Holan, Jerri Holan & Associates
Thayer Hopkins, Thayer Hopkins Architect
Maureen Jochum and David Jochum, Jochum Architects
Victor Kim, Victor Kim Architecture & Planning
Erick Mikiten, Mikiten Architecture
Amy Wong Nunes, Sunnyhill Studio
Jim Orjala, Orjala Architects
Kit Ratcliff
John Richards, F. John Richards Architect
Megan Riera, MARS Architecture
Kathryn A. Rogers, Sogno Design Group
Norman Sanchez, Norman Sanchez Architecture & Design
Whitney Sander, Whitney Sander Architect
Janet Tam, Noll & Tam Architects
Tony Tam, Cartmell/Tam Architects
Mark Topetcher, Topetcher Architecture
Andrew Woolman, Woolman Architecture
Sue Wootan, Susan L. Wootan Architect
Ken Yamamoto, H & Y Architects, Inc.

BUILDERS
Christian W. Behrendt, Bison Builders
Peter Downey, Peter Downey Construction
Ali Erami, Romgerd Construction
Reza Erami, Kashaneh Construction
Changiz Fizbakhsh, Suf Construction
Chris Hagen, Chris Hagen Construction
Eli Israel, Integrity Remodeling
Steve Joynes, Joynes Construction
Kathy Kovell, Big Red Construction
Tom Lawrence, Lawrence Construction
Tom Ratcliff, Ratcliff Construction
Chris Sanchez, Nordby Construction
Scott Stroud, Noble Builders
Stephen Swan, Swan Building & Design
Sigurd L. Szerlip, Castle Craftsmen
Thomas Taylor, Taylor's Nailers
Brooks Weitzman, Classic Construction Company