Roof Expert Witnesses

Long Beach, California

Construction Defects, Construction Engineering - Waterproofing, Building Envelope, Windows and Doors, Leak Investigation, building Enclosure, Below Grade, Above Grade, Roof, Planters, Construction Standard Of Care, Water Damage

Barry Taheri is the founder and Principal of California Consultants and is recognized as one of the most sought-after expert witnesses in the fields of Building Science, Building Enclosure, and Waterproofing Systems. With over 24 years of industry experience, Barry and his firm have played a critical role in the success of more than 80 litigation support cases, 100 new construction projects, and 200 forensic investigations. His expertise spans over 5,000 completed forensic projects, and he is a designated industry expert for the California Contractors State License Board (CSLB). Barry also holds active general contractor licenses in multiple states and maintains several system and manufacturer certifications relevant to the industry. California Consultants was a key contributor in the largest construction defect rescission case in North America. The firm has a proven track record of successfully negotiating and facilitating favorable case settlements. As a full-service, turnkey o...

Port Saint Lucie, Florida

Construction Defects, Construction Engineering - Expert Witness, Forensic Consulting Engineer, Construction Litigation, Building Envelope, Roof, HVAC, Electric, Plumbing, Pool, Solar, Insurance Litigation Expert, Second Opinions, Legionella, Swimming Pool Electrocution, Cruise Ship Accidents, Slip & Fall, Litigation Support, Ship Accidents, Personal Injury, Marine Accidents

CURRENT LICENSES State of Florida Licensed Professional Engineer PE 39381 State of Florida Certified General Contractor CGC 10724 State of Florida Certified General Contractor CGC 1530529 State of Florida Certified Mechanical Contractor CMC 11653 State of Florida Certified Mechanical Contractor CMC 1250919 State of Florida Certified Air Conditioning Contractor CMC 11653 State of Florida Certified Roofing Contractor CCC 12378 State of Florida Certified Roofing Contractor CCC 1333151 State of Florida Certified Pool Contractor CPC 16138 State of Florida Certified Electrical Contractor EC 00525 State of Florida Certified Electrical Contractor EC 13010885 State of Florida Certified Plumbing Contractor CFC 1425695 State of Florida Certified Plumbing Contractor CFC 1430841 State of Florida Certified Plumbing Contractor CFC 1430972 State of Florida Certified Solar Contractor CVC 57009 State of Florida Certified Mold Assessor MRSA 4173 State of Flor...

Miami, Florida

Construction Defects, Civil Engineering - corrosion assessment, structural forensics, Building envelope, half-cell potential, chloride ingress, construction defects, moisture intrusion, structural deterioration, post-tensioned concrete, Stucco, Materials, Testing, failure analysis, concrete diagnostics, Sliding glass door (SGS) and windows, Balcony, Cracking, Roof

Dr. Hossein Mosavi, PhD, PE, is a licensed forensic structural engineer and corrosion specialist with 12 years of experience in structural failure analysis, concrete diagnostics, building envelope investigation, and construction defect litigation support. He holds a PhD from the University of Florida and operates out of Kimley-Horn's Coral Gables, Florida office, serving clients across the United States and internationally. Dr. Mosavi has conducted forensic investigations on high-rise residential and commercial structures across the continental United States, as well as international projects in South America and Caribbean. His experience spans luxury condominium towers, mixed-use developments, waterfront structures, and infrastructure assets in coastal and tropical environments — settings where accelerated corrosion, humidity-driven deterioration, and complex envelope failures are especially prevalent. Areas of Expertise: Building Envelope — stucco systems, exterior cladding, win...

Brownsburg, Indiana

Insurance, Risk Management - Insurance Bad Faith, Property & Casualty, Claims Handling, Loss Recovery, Professional Liability, Workers Compensation, Run Off, Reinsurance Assumed & Ceded, Placement Issues, Insurer-MGA Disputes, Contract Analysis, Broker Error/Omission, Roof, Fronted Programs, Catastrophe, Insurer Defense

Thirty two (32) years of experience in insurance, reinsurance, alternative risk as industry expert and professor. Located in Indiana and Utah. Consulting services available to defense and plaintiff counsel nationwide. Technical and executive experience in claims, underwriting, marketing, compliance and carrier operations. Claims Bad Faith| Broken Insurance Transactions | Insurer Defense | Broker Standards | Property Casualty Commercial Lines |Carrier – Managing General Agent Programs |Complex Accounts |Treaty Reinsurance Utah State Court Rostered Mediator resolving attorney represented insurance disputes involving claims bad faith, and coverage-valuation. Reinsurance arbitration fact witness. Former full time faculty member and Professional-in-Residence in Risk Management and Insurance teaching: Property Risk Management and Insurance, Liability Risk Management and Insurance, The Legal Environment of Insurance, and Enterprise Risk Management courses at Utah Valley U...

Glenville, New York

Civil Engineering, Structural Engineering - Building, Highway, Bridge, Structures, pavement, trench, underground, drainage, traffic engineering, temporary traffic control, building envelope, roof, slip and fall, erosion, sewerage, directional boring, soils, trusses, construction vibration, groundwater

Over 1,000 Expert Opinions. Chief Senior Forensic Engineer with a background in Design, Inspection and Construction of Buildings, Bridges, Heavy Highway, and Field Engineering for State Government, Municipal, Institutional, Commercial, and Private sectors; including towers, culverts, and underground infrastructure related to Traditional Civil Engineering and Forensic Engineering and Forensic Investigation. Board-Certified Diplomate Senior Forensic Engineer through the National Academy of Forensic Engineers, Diplomate Building Inspection Engineer and Certified Structural Engineer through the former Structural Engineering Certification Board (2008-2022). Licensed to practice engineering in CT, FL, MA, NC, NH, NJ, NY, PA, VA, VT, WV, and the USVI. Provided Expert Testimony in over dozens of cases and Expert Opinions in over hundreds of cases involving wrongful death, injury, and property damage.

Utah

Insurance, Risk Management - Insurance Bad Faith, Property & Casualty, Claims Handling, Loss Recovery, Professional Liability, Workers Compensation, Run Off, Reinsurance Assumed & Ceded, Placement Issues, Insurer-MGA Disputes, Contract Analysis, Broker Error/Omission, Roof, Fronted Programs, Catastrophe, Insurer Defense

Thirty two (32) years of experience in insurance, reinsurance, alternative risk as industry expert and professor. Located in Indiana and Utah. Consulting services available to defense and plaintiff counsel nationwide. Technical and executive experience in claims, underwriting, marketing, compliance and carrier operations. Claims Bad Faith| Broken Insurance Transactions | Insurer Defense | Broker Standards | Property Casualty Commercial Lines |Carrier – Managing General Agent Programs |Complex Accounts |Treaty Reinsurance Utah State Court Rostered Mediator resolving attorney represented insurance disputes involving claims bad faith, and coverage-valuation. Reinsurance arbitration fact witness. Former full time faculty member and Professional-in-Residence in Risk Management and Insurance teaching: Property Risk Management and Insurance, Liability Risk Management and Insurance, The Legal Environment of Insurance, and Enterprise Risk Management courses at Utah Valley U...