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Last updated: September 2026
HA

Haag, a Salas O'Brien Company

Cincinnati, OH

Haag, a Salas O'Brien Company, is a forensic engineering and consulting company that serves legal, insurance, corporate, manufacturing, government, and individual clients. Founded in 1924, it provides forensic engineering and expert witness services; Matthew Westrich, PE is a Cincinnati-based forensic engineer with more than 24 years of experience.

forensic engineeringexpert witness servicesstructural evaluationsroof evaluationsgeotechnical evaluationsroofing damage assessmentcivil engineering
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Credentials & Experience

Years of Experience
24+
Certifications
  • PE
  • Haag Certified Inspector – Residential and Commercial Roofs

Coverage Area

Assignments worldwide

Additional Details

Years of Industry Experience
24

Location

Cincinnati, OH

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