The Sigma Group, Inc. (Sigma) is a full-service consulting and civil engineering firm. Our Milwaukee-based staff includes registered professional engineers in civil, environmental, and chemical disciplines; registered land surveyors; construction inspectors; certified asbestos supervisors / inspectors; certified lead inspectors / risk assessors; Certified Hazardous Materials Managers, professional geologists and hydrogeologists, as well as additional engineering technicians, scientists and compliance specialists.
The Sigma Group provides a full range of surveying services performed by Professional Land Surveyors. We use the latest technology including TST (total station theodolite) or total station, laser scanners, Unmanned Aircraft Systems (UAS), and GPS to ensure that information is gathered and transferred accurately and efficiently.
The Sigma Group employs engineering and industrial hygiene principles to scientifically collect, analyze, and report data to clients in making sound and informed decisions. Sigma develops appropriate risk-based monitoring strategies to ensure a safe environment for building occupants. Sigma provides rapid response and concise reporting of findings tailored to situation-driven needs. Construction, renovation and demolition projects can present situations that may release contaminants that can impact the IAQ of a facility.
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