
Callen Engineering, Inc.
Site Development & Redevelopment and Shoreline Protection.
Spring Lake, MI
Explore capabilities, project experience, and office locations to build your shortlist.

Site Development & Redevelopment and Shoreline Protection.
Spring Lake, MI

Welcome to a whole new level of MEP commitment to your projects.

Complete Integrated Services
Tucson, AZ+1

Quality Project Solutions
Los Angeles, CA

Cost Estimating and Construction Scheduling.
Woodside, NY

Full-service engineering and analysis delivering high-quality, personalized services
Idaho Falls, ID+1

World-Class EPC Services, Built for Your Success

Revolutionizing the aerospace industry through applied research and data analytics
Richmond, VA

Engineering and Design Services and Electrical Engineering.
Evansville, IN
Worldwide Design of Secure, Mission-Driven Facilities
Getting It Right The First Time
Engineering - Improving Our World
Omaha, NE

Structural engineering consulting specializing in new building design and industrial infrastructure
Bettendorf, IA

Structural Engineering and Geotechnical Engineering.
Ann Arbor, MI+3
Emergency Power & Mission-Critical Systems Engineering
Miami, FL

Trusted advisors serving our clients nationwide
Brookfield, WI+5

Uniquely Qualified Through Experience
Peoria, AZ

Commercial Structural Engineering and New construction design.
Plymouth, MI+1

Innovative and sustainable engineering solutions
Wylie, TX

Rock Solid Fire Protection Design and Engineering

Providing Exceptional Quality, Service, and Value to Clients and Communities
Portland, ME+1

Connecting People, Solving Problems
Grand Rapids, MN

Engineering solutions that power mission success
King George, VA

Site Plan Engineering and Design and Permitting.
Norwood, MA