
O & S Services
Engineering Consulting and Electrical Engineering.
Explore capabilities, project experience, and office locations to build your shortlist.

Engineering Consulting and Electrical Engineering.

Precision in Practice: Engineering Elevated through Personalized Service, Design, and Problem Solving
Stafford, TX
Designing Tomorrow, Embracing Today
Bangor, ME+3

Service Focused. Results Driven.
Park Ridge, IL

New Technology. Merged with Legacy Experience.
Schaumburg, IL

Engineering Environments
Lafayette, LA+1

Engineering and Design Services and Electrical Engineering.
Evansville, IN

Innovative MEP/FP design and consulting engineering
New York, NY
Sparx is engineering a new way of engineering.
Manvel, TX+2

Mechanical | Electrical | Plumbing
Gaylord, MI

Consulting Engineers
San Antonio, TX

Progressive Thinking. Integrated Approaches. Inspiring Designs.
Omaha, NE
MEP & Fire Protection Engineering Services

Hartford, CT-based Consulting Engineers Specializing in HVAC, Plumbing, Fire-Protection, Electrical, and Geo-Thermal Heat Pump Systems
Hartford, CT

Innovative Solutions to Complex Problems
Wisconsin Rapids, WI
Professional. Hands-On. Solution-Oriented.
Watertown, NY

Experts in Nuclear Professional & Technical Services
Wheat Ridge, CO+6

We Are Engineering
Norfolk, VA

Creative Vision, Bold Design, Superior Results
Bowling Green, KY

Multidisciplinary engineering for industrial, energy, and mission-critical systems.
Tampa, FL

Largest Full-Service Architecture & Engineering Firm in Western MA
Dalton, MA

Stewardship through Design
Salem, OR

Energy by Design
Charlottesville, VA+2

Rooted in Alaska, focused on its future
Anchorage, AK+2