Company Overview
Founded in 1983, Coe & Company is a trusted leader in forensic construction consulting, construction defect investigation, and expert witness services. The firm’s mission is to uncover the facts, clarify complex technical issues, and deliver independent, defensible opinions that stand up in court.
Over the last four decades, Coe & Company has supported hundreds of construction-related disputes involving residential developments, commercial properties, public facilities, and large-scale infrastructure projects. Whether retained by law firms, property owners, contractors, insurance carriers, or public agencies, we provide the technical insight needed to resolve disputes and support successful outcomes.


Lyle Coe
Lyle Coe is a nationally recognized forensic construction consultant, expert witness, and mechanical-electrical-plumbing specialist with more than 50 years of hands-on construction industry experience. His expertise spans construction defect analysis, MEP systems, HVAC controls, electrical infrastructure, plumbing installations, building envelope issues, control systems, waterproofing, roofing, project management, contract administration, and forensic investigation.
Mr. Coe has supported hundreds of complex construction disputes by providing technical analysis, independent opinions, expert reporting, deposition testimony, arbitration support, mediation support, and courtroom testimony in state and federal matters across California and the Western United States.
Representative Project Experience
- San Francisco International Airport
- Municipal Facilities and Infrastructure
- AT&T Telecommunications Facilities
- University of California Projects
- National Laboratory Facilities
- Commercial and Multi-Family Developments
50+
Years of Experience
400+
Complex Cases Supported
$500M+
Dispute Value Analyzed
100+
Expert Testimonies Delivered
CREDENTIALS & CERTIFICATIONS
Independent verification of our technical expertise and legal standing.
California Licensed General Contractor
Professional Affiliations
CSLB #471343
- Past Chapter President, FEWA (Sacramento / Sierra)
- Past President Westcon / Western Construction Consultants Association
- Member, International Association of Electrical Inspectors
- Member, American Society of Civil Engineers
- Member, National Fire Protection Association
- Member, International Brotherhood of Electrical Workers
- Construction Institute, ASCE
California Licensed Electrical Contractor
CSLB #471343
California Certified General Electrician
DIR #102745 / IBEW #D976374
Technical Standards
California Licensed Fire/Life Systems Technician
- ASTM International
- ANSI Standards
- ASHRAE
- ASME
- NFPA
- UL
DIR #103177
All credentials are current as of the latest verification cycle.
