
The Sigma Group
Single Source. Sound Solutions.
Milwaukee, WI
Explore capabilities, project experience, and office locations to build your shortlist.

Single Source. Sound Solutions.
Milwaukee, WI
Offering Solutions That Make A Difference
Los Angeles, CA+1

Distinguished Transportation & Site Engineering
Indianapolis, IN

Innovate, Empower, and Collaborate
Deerfield, IL+1
Serving All of Alaska for 40 Years
Anchorage, AK
Professional Civil Engineering, Land Surveying, and Construction Management
Honolulu, HI

Planning and Site Planning.
Newark, NJ+2

Southern California's Premier, Full Service, Civil Engineering Consulting Firm
Riverside, CA+1

Powerful Solutions. Innovative Designs.
Ligonier, PA+2

Professionals Providing Solutions
Mobile, AL

Quality, Safety, and Experience
St. Louis, MO+1

Geotechnical Engineering and Geotechnical Investigation.
Plainfield, IL+1

Accepting challenges, developing solutions, delivering results
Morgantown, WV+3

Providing High Quality Results in a Cost Effective and Timely Manner
La Habra, CA+4

Partnering to Provide Enduring Solutions
Rochester, NY+6

Professional Engineering and Municipal Engineering.
Scotch Plains, NJ

Civil & Structural Engineering Solutions

Listen, Plan, Communicate, and Deliver
Springfield, MO+5

A Company Built on Experience & Relationships
Manhattan, KS+3
Premier Planning, Engineering, Surveying, and Land Development Services
Valdosta, GA

Building Commissioning and Design and Submittal Analysis.
Pittsburgh, PA

Civil Engineering and Sanitary sewer design.
Shelby Twp., MI

Your Local Engineers Since 2020
Lake Charles, LA+1

Bridge Design and Bridge Inspection.
Indianapolis, IN