Leigh + O'Kane
A structural engineering firm focused on solving complex challenges through collaboration, responsiveness, and dependable execution.
Lee's Summit, MO
Explore capabilities, project experience, and office locations to build your shortlist.
A structural engineering firm focused on solving complex challenges through collaboration, responsiveness, and dependable execution.
Lee's Summit, MO

Top-Quality Digital Design & Verification Solutions

MEP Engineering Design and Mechanical construction document design.
New York, NY

Civil, structural, and construction engineering solutions for building, transportation, and utility infrastructure
Chicago, IL
Civil Engineering and Septic Design.
Worcester, MA
Structural Consultants
Garden City, ID

Build Smarter. Build Stronger.
Manassas, VA+2

Commercial Design That Stands Out
Amarillo, TX
Individualized Service. Practical, Safe, Affordable Solutions.
Chicago, IL

Structural & Foundation Engineering / Construction Risk Management
Lebanon, NH

Consulting Structural Engineers
Aurora, IL

Delegated Structural Design and Masonry Design.

Energy by Design
Charlottesville, VA+2

Thinking creatively to provide cost-effective engineering solutions.
Salem, MA

Geotechnical Engineering Investigation and Design and Subsurface Soil Investigations.
Bellmore, NY

Structural Design and Analysis and Building Information Modeling.
Tulsa, OK+3

Engineering & Passion

Project Management and Claims Consulting
Eastern Massachusetts, MA

Innovative Structural Engineering with Practical Solutions
Kansas City, MO

Providing professional consultancy and engineering services
Orlando, FL
Consulting Structural Engineering and New Construction.
Pasadena, CA

Specialized dam safety, assessment, and rehabilitation engineering

Expertise. Integrity. Solutions.
Wilmington, MA

Solutions Beyond the Build
Winchester, VA