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Last updated: September 2026
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Castagna Consulting Group, LLC

North Hampton, NH
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Castagna Consulting Group, LLC provides construction consulting, forensic investigation, litigation support, and expert witness testimony for construction disputes. It serves owners, real estate professionals, legal professionals, architects, engineers, contractors, and homeowners. Michael J. Castagna has over thirty years in the construction industry and holds associate degrees in Building Construction Technology and Architectural Engineering.

expert witness testimonyconstruction litigation supportbuilding forensic investigationclaims dispute managementcost managementschedule managementfacility assessment and analysiscontract administration
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Additional Details

Area of Expertise
Construction
Holds Advanced Degree (PhD, MD, JD, etc.)
No
Professional Licenses & Certifications
None Listed
Courtroom Testimony Experience
Not disclosed
Publications & Research
None listed

Location

13 Buckskin Lane, North Hampton, NH 03862

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