
S Y Lee Associates, Inc.
Professional mechanical, electrical, plumbing, civil, and fire protection engineering services with over three decades of experience.
Glendale, CA+1
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Professional mechanical, electrical, plumbing, civil, and fire protection engineering services with over three decades of experience.
Glendale, CA+1

Structural Engineering and Structural Property Assessments.
Culver City, CA+1
Proven Designs. Practical Results.
Anchorage, AK
Your Project. Our Experience. Delivered Together.
Lexington, KY+2

Mechanical Engineering and HVAC.
Lubbock, TX

Sound, thoughtful engineering solutions rooted in experience and expertise.
Albany, NY+1

Service oriented, project driven success.
Philadelphia, PA+1
Design Excellence | Collaboration | Innovation | Sustainability
Oakland, CA+2

Mechanical Engineering and HVAC Design.

Project Leadership · Engineering · Design
Lisle, IL+3

Designing Thoughtful and Maintainable MEP/IT Systems
Golden, CO+2
Fire protection engineers who speak code.
New York, NY

Buildings solved.
Salt Lake City, UT

Commissioning is 100% of our business
Denver, CO

Expert fire protection engineering and building code consulting solutions
Mill Creek, WA+2

Ignite action. Extinguish risk.
Aiken, SC

Civil / Site Design and Site Selection Assessment.
Old Town, ME
A Design Philosophy Geared Toward Business
Detroit, MI
Smart Engineering. Sound Solutions.
Catonsville, MD

Engineer Exceptional & Equitable Environments for Everyone.
San Antonio, TX+2

High-Performance Engineers Deliver High-Performance Results
Salt Lake City, UT+3

Mechanical Engineering and Central Chilled & Hot Water Plant Design.
Warrensville Heights, OH

Civil & Structural Forensic Engineering and Structural failures and integrity analysis.
West Chester, PA

Serving Alaska Since 1989
Eagle River, AK