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Expert fire protection engineering and building code consulting solutions

Structural Consultants

architects + engineers

Providing High Quality Results in a Cost Effective and Timely Manner

Industrial Design, Automation, and Engineering Solutions

Responsive Engineers

Comprehensive civil engineering, structural engineering, and land surveying services

CSHQA is a multi-discipline architecture and engineering firm founded in 1889, with offices in Boise, Denver, and Sacramento. For more than 135 years, CSHQA has designed airports that keep passengers moving, historic structures given decades more life, hotels that become destinations, and civic spaces that anchor communities. More than 100 professionals across three offices serve clients in markets including aviation, adaptive reuse, hospitality, retail, grocery, higher education, and multifamily housing, with services spanning architecture, mechanical, electrical, plumbing, and civil engineering, historic preservation and restoration, interior design, landscape architecture, and modular design.

Measured. Considered. Engineered.

Imagine. Create. Improve.

Service. Innovation. Value.

Shaping a Smarter Transportation Experience

Addressing the needs of integrated building systems.

Building the Future on a Foundation of Excellence

Delivering 360-degree expertise in architecture and engineering

Building relationships through honesty, integrity, and quality.

Progressive and detail-oriented electrical engineering design

Building a Better Place Together

Solutions Built on Knowledge, Education & Experience

Large Firm Experience, Small Firm Service

Engineering Excellence

Technical Innovations and Practical Design Solutions

Integrating art, engineering, and the environment

Building Tomorrow, Grounded Today