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Maintenance Expert Witnesses

Maintenance expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on maintenance. The maintenance expert witness listings on this page are typically from fields/areas of expertise such as: Building Inspection, Construction, Construction Defects, Energy, Engineering, Environmental, Ergonomics, Failure Analysis, Premises Liability, Products Liability, Property Management, Real Estate, Safety, and Traffic Engineering.

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Shakir R Shatnawi, PhD, PE

Shatec Engineering Consultants

El Dorado Hills, California

Traffic Engineering, Construction Defects - Highway design, hydroplaning, walkways, parking, pavement design, traffic safety, asphalt, concrete, soil, maintenance, roadway defects, traffic control, pedestrian, bicycle, motorcycle, vehicle accidents, ADA, work zone safety, trip&fall accidents, MUTCD

Dr. Shakir Shatnawi is a licensed professional engineer with over 30 years of professional engineering experience as follow: 2010-Present: President /Shatec Engineering Consultants, LLC, El Dorado Hills, CA, California 1991-2010: From Transportation Engineer to Division Chief (progressive promotions)/California Department of Transportation (Caltrans): D-10 (Stockton), District 4 (Oakland), and Headquarters (Sacramento), California. 1993-1999: Adjunct Professor/California State University, Sacramento, California. 1997-1999: Adjunct Professor/National University, Sacramento, California 1989-1990: Research Fellow/Turner-Fairbank Highway Research Center, Federal Highway Administration (FHWA), McLean, Virginia. Dr. Shakir Shatnawi is an expert witness related to the following : • Highway Engineering, Transportation Engineering & Parking design • Pavement standards, construction, maintenance and repairs • Construction defects, failures, specifications, & disputes • Traffic Enginee...

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Andrew R. Zimbaldi, MBA

Property management, HOA management, brokerage

Kidder Mathews

Irvine, California

Real Estate, Premises Liability - Property management, brokerage, agent, apartment, commercial, HOA, slip and fall, premises liability, maintenance, standards of care, disclosure, owner and broker disclosure, personal injury, mold, bedbugs, water intrusion, health and safety, fiduciary duty, fraud, receivership

Currently active as the Senior Vice President of Asset Management Services for Kidder Mathews: one of the largest commercial and property management brokerage firms in the western United States. In excess of seventy million square feet of assets under management. Serves as an expert witness in property management, standards of care, brokerage, owner and agent disclosure, premises liability, water intrusion, mold, bedbugs, personal injury, health and safety, fiduciary duty, and most all aspects of the real estate industry.

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James H Cantrell, CPM, CAM

Standard of Care Property, Association Management

Cantrell Associates

San Francisco, California

Real Estate, Property Management - Property management, Broker, agent, apartment, commercial, HOA, Condominium management, office, Slips Trips Falls, maintenance, water intrusion, mold, personal injury, security, homeowner association, due diligence, real estate property management, real estate disputes, condo management

Mr. Cantrell is currently active in day-to-day property management. He is a California Real Estate Broker, a Certified Property Manager (CPM), by the Institute of Real Estate Management (IREM) and a Condominium Association Manager (CAM) in the state of Florida. He is an expert in all aspects of Real Estate including Property Management of Residential, Commercial, Condominiums and Homeowners Associations, Shopping Centers. Expert in Standards of Care, property damage, personal injury, habitability, landlord/tenant, maintenance, air quality and mold issues, receiverships, lease interpretation, partnership agreements, trust properties, child molestation. An IREM instructor teaching throughout the US , Russia and Poland. Recipient 1987 Frank Lyons award-CPM of the year, CPM Emeritus 2011, President IREM San Francisco, IREM SF instructor of the year 2001, 2007 nd 2013 Lloyd Hanford Jr Distinguished Faculty award IREM. Featured speaker National Facility Management and Technol...

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Rick Rivera

Commercial property management/brokerage expert

CBM1, Inc.

Los Angeles, California

Real Estate, Property Management - Commercial real estate, property management operations, brokerage, shopping centers, asset management, sales/lease transactions, Premises liability, Industry custom and practice, landlord/tenant disputes, dual agency, investors, partnerships, escrow, finance, common area maintenance, conflict of interest

Commercial property management and brokerage expert. President/CEO of CBM (1994-2020) and Manager of Sammar, LLC, overseeing 11 million square feet, thousands of tenants, several hundred landlord clients, dozens of property managers, and leasing agents. Board Member of CAM Property Services, a provider of facility and property services throughout California. Broker of record for more than 300 leasing and sales transactions annually.

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KAREL COSTA-ARMAS

Property Management, Community Associations,& HOA

Homeowner Association Consulting

Odessa, Florida

Property Management, Premises Liability - HOA Management, Community Association Management, Homeowners Association, Property Management, Luxury high rise, Condo Association, premise liability, maintenance, security, Fiduciary Duty, personal injury, Community Manager, HOA, Highrise, slip and fall, Condominium, apartments, wrongful death, H.O.A., property

Professional Property Management can be a complex industry to navigate. HOA's, Apartment buildings, and other types of Community Associations ( common interest communities and multi-family properties), such as highrise condominiums encounter legal challenges often. Whether it is a slip and fall, criminal act, operational mistakes, procedural problems, violation of fiduciary duty, and or any probelm, I may be able to help your firm delve deep into the details that may help your case. If involved early enough in your case, I may be able to assist in your strategy for upcoming depositions. With nearly two decades in Florida's community association management industry, I have attained the necessary experience to assist my clients through just about any situation. I have handled a broad spectrum of construction projects for luxury properties in Miami and the Tampa Bay area. Those have given me an edge in this ever-changing field. Helping legal firms, insurance carriers, frustrated home...

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William Henry, PhD, NCARB

Experienced National Architect Expert Witness

RGA Design Forensics LLC

Tampa, Florida

Premises Liability, Construction Defects - Accident Investigation, Building Codes, ADA, Accessibility, Slip Trip & Fall, Forensic, Architecture, Engineering, E&O, Errors and Omissions, Construction Defects, Premises Liability, Cruise Ship, Maintenance, Building Inspection, Insurance Claims, Disaster Recovery, Failure Analysis, Property Insurance, Accident Recreation

Dr. William Henry, AIA, NCARB Lead Expert Witness | Forensic Architect | RGA Design Forensics | Tampa, FL Dr. William Henry is a nationally recognized forensic architect and expert witness specializing in Premises Liability and Construction Defects. As Lead Expert Witness at RGA Design Forensics, Dr. Henry provides clear, defensible, and technically precise opinions that help attorneys establish causation, liability, and standard of care in complex Premises Liability and Construction Defects cases across more than 20 states. With 40+ years of architectural and forensic experience, Dr. Henry integrates building science, field investigation, and advanced technology to identify failures, evaluate safety compliance, and explain the root causes of Premises Liability and Construction Defects matters. His reports and testimony are concise, persuasive, and highly effective in deposition, mediation, arbitration, and trial. Areas of Expertise 1. Premises Liability (Slip, Trip & Fall Incid...

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James H Cantrell, CPM, CAM

Standard of Care Property, Association Management

Cantrell Associates

Florida

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KAREL COSTA-ARMAS

Property Management, Community Associations,& HOA

Homeowner Association Consulting

Hawaii

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Lee T Ostrom, Ph.D., CSP, CPE, CTM

Human Factors, Ergonomics, and Safety Expert

Sole Proprietor

Idaho Falls, Idaho

Safety, Ergonomics - Human Factors, Risk Assessment, Product Safety, Slips/Falls, Complex environments, Workplace Design, Procedures, Maintenance, inspection

CV Lists my current cases. Below are a sample. 2025-Present-Valerie Walker on behalf of her deceased son Anthony v the City of New Orleans, Partners, LLC and L&R Security Services, Inc. This case involves access to the abandoned Market Street Power Plant by a group of urban explorers and the death of Anthony. CORE vs PSCo - May 2022 till November 2023 - Breached Contract and Negligence. I provided human factors/industrial safety support to plaintiff’s counsel. The jury said when interviewed that the human factors testimony I provided helped to persuade their decision. A synopsis of the lawsuit is below: On Oct. 25, a Denver district court jury found in favor of CORE in its lawsuit against Public Service Company of Colorado, a subsidiary of Xcel Energy Inc. (Xcel), regarding the mismanagement of the Comanche Unit 3 coal-fired power plant. CORE was awarded $26.45 million for lengthy outages on 2020 and 2022 caused by Xcel’s imprudent operations and negligence. 2022-Employee in...

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Joseph J Jaskulski, PE, CFEI, LEED AP

Power and process plant construction & operations

Project Performance Group LLC

Winnetka, Illinois

Energy, Failure Analysis - Power generation, steam, power plant, operation, turbine, commissioning, solar, performance, insurance, construction, defect, efficiency, turbine, boiler, contractor, design build, EPC, infrastructure, gas, coal

Expert witness on multiple technical and commercial issues in arbitration, state and federal court, and in front of regulatory commission environments. Deep expertise in power plant development, construction, operating and maintenance, and asset management. Numerous evaluations and audits of generating portfolios, including review of business processes and identifying/quantifying improvement opportunities/potential threats. Technologies include coal, oil, natural gas, wood, and waste-fueled facilities, simple and combined cycle power stations, and spark and diesel reciprocating engine-based power plants. Green energy experience, including, wind energy construction, smart grid implementation, building energy conservation measures, battery storage, and both concentrated and photo-voltaic solar generation. Experience extends to large process plants as well. Experienced in all aspects of infrastructure projects and programs in both the public and private sectors: development, financi...

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K. David Meit, CPM®, ARM®, GRI®

Property Management Standard of Care Expert

Oculus Realty, AMO®

Gaithersburg, Maryland

Real Estate, Premises Liability - property management, real estate management, subrogation, risk management, maintenance, property operations, facilities, premises liability, insurance, apartments, multifamily, slip, fall, property damage, building management, property loss, lead paint, mold, carbon monoxide, CO

David is an award-winning commercial real estate executive with over thirty-five years of experience managing portfolios of conventional and rent-regulated multifamily, mixed-use, and retail properties in both suburban and urban markets. Experienced manager of all classes of property, from tax credit to ultra-luxury. Skilled at developing best-in-class property management operating teams and preserving and enhancing value through operations. A Certified Property Manager (CPM®) accredited by the Institute of Real Estate Management and Graduate, Realtor Institute (GRI) through the National Association of Realtors®. Licensed real estate broker in Virginia, Maryland, and the District of Columbia. Founder and Principal of Oculus Realty, LLC, a multifamily and retail property management company. Oculus is an Accredited Management Organization (AMO®) certified by the Institute of Real Estate Management. Founder and Principal of Oculus Expert Witness, offering unbiased assessments and e...

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Amy L. Natoli, CPM®, RPA®

Natoli Property Management Consulting

Crofton, Maryland

Premises Liability, Real Estate - Property management, risk management, maintenance, property operations, insurance, slip and fall, facilities, premises liability, property damage, lease administration, facility management, due diligence, asset management, property inspections, standards of care

Amy Natoli is an award-winning Property Management expert with over twenty years of hands-on experience managing commercial real estate properties. She is experienced in standards of care, budgeting and asset management, lease administration, property inspections, parking garage maintenance and inspections, vendor and contract management, life safety systems compliance, and risk management. She is active with the Institute of Real Estate Management (IREM), serving nationally as a Governing Councillor and as Vice Chair of the Ethics Committee and the Ethics Review Board. She also serves as an IREM Ethics instructor.

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Jeffrey E Bartrem, C.B.I.

Building Code and Construction Expert

Professional Inspection Consultants, Inc.

Williamston, Michigan

Building Inspection, Construction - Premises Liability, Property Litigation, Negligence Actions, Building Code, Wrongful Death, Residential & Commercial Structures, Fire, Electrical, Mechanical, Plumbing, Zoning, Slip & Fall, Workmanship, Water Testing, Building Inspection, Maintenance, Safety, Code Research, Cost Estimating

Tens of Thousands of Building Inspections performed. Certified Building Inspector, I.C.B.O - International Code Council Registered Building Inspector, State of MI Registered Building Official, State of Michigan Registered Plan Reviewer, State of MI 2009 International Accreditation Service, International Code Council, Lead Evaluator Training 1998 Professional Development Committee, International Conference of Building Officials 1987 Rehabilitation Construction Specialist, National Association of Housing and Redevelopment Officials 1983 Licensed Residential Builder, State of MI 2010 International Accreditation Service, International Code Council, Building Department Evaluator, Construction Practices Assessment Team, Abu Dhabi, United Arab Emirates 2009 Faculty, Michigan State Univ., School of Planning, Design and Construction, Construction Management Program, Adjunct Instructor, Commercial, Fire and Residential Building Codes 1984 President, Professional Inspection Consultant...

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Kenneth D Martin

Door & Gate Experts - All Types, Licensed, Accred

Door & Gate Experts

Las Vegas, Nevada

Premises Liability, Products Liability - Garage Door, Gates, spring, overhead door, automatic gate, automatic garage door, garage door operator, gate operator, garage, commercial door, industrial door, parking gate, swinging gate, sliding gate, barrier gate, sectional door, rolling door, high speed door, installation, maintenance

Garage Door and Gate Contractor Accredited, Institute of Door Education & Accreditation UL325 National Standards Technical Panel Voting Member Litigation Consultant, Expert Witness Door Manufacturing Designer & Engineer President National Association of Garage Door Manufacturers Door & Access Systems Manufacturer’s Association International (DASMA) Founding Member President Martin Door Manufacturing, Bachelor of Business Management, Engineering Emphasis, University of Utah 1976 Door & Gate Contractor employing IDEA Certified Technicians Licensed Garage Door & Gate Contractor in 6 states. Utah, Nevada, Arizona, New Mexico, California, Hawaii Operating Garage Door & Gate Contractor in 21 states Where License Not Required Residential Garage Doors Commercial Doors & Overhead Doors Fire Doors, NFPA-80 Gate & Access Systems, Commercial, Automatic or Manual Store Fronts, Automatic Sliding and Swinging Doors International Door Association / Door & Operator Dealers of America / Far Weste...

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Robert S. Griswold, CRE, CPM, RPA, ACoM, CCIM, PCAM, CCAM, GRI, ARM, BS, MBA, MSBA

Real estate/property management standard of care

Griswold Real Estate Management, Inc.

Reno, Nevada

Real Estate, Premises Liability - Property management, broker, agent, residential, apartment, commercial, retail, hospitality, HOA, slip/trip/fall, maintenance, inspection, water intrusion, mold, premises liability, personal injury, rent control, habitability, bed bugs, roaches

Robert Griswold specializes in: * Currently active as a day-to-day hands-on practitioner, consultant and expert in all aspects of real estate (except valuation). Serves as a consultant or expert witness in standards of care, standards of practice, best practices, and custom and practice for real estate transactions, property management/ownership and fiduciary duty issues for all types of residential and commercial real estate – management, operations, maintenance, health & safety, habitability, mold, water intrusion, personal injury, trip & fall, premises liability, property inspection, broker or agent failure to disclose; misrepresentation; negligence/fraud & association board duties, & real estate receivership. * Certified Property Manager (CPM(®), Counselor of Real Estate (CRE®), Accredited Commercial Manager (ACoM®), Real Property Administrator (RPA®) * Accredited Residential Manager (ARM®), Certified Commercial Investment Member (CCIM®) Professional Community Association Man...

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Ann E. Reisch, CRE, CCIM, CPM, RPA

Real Estate Management - Commercial & Residential

Reisch Consulting Group, Inc.

Incline Village, Nevada

Real Estate, Premises Liability - Property Management, Management operations, Security, Real property management, Carbon monoxide, CPM, Property inspections, Fiduciary Duty, Homeowner Associations, Dog bites, Leasing, Maintenance, Standard of care, Community Associations, Indoor air quality, Resident screening, Habitability issues, Residential, Commercial, fire

Ann Reisch, Principal of Reisch Consulting Group, Inc., is a Certified Property Manager (CPM) and has had extensive involvement with large high-profile properties. She has worked for some of the largest national real estate firms in the country overseeing management & leasing on portfolios up to 20 million square feet across the country. Ann is a past national Chair of the Industry Standards Advisory Board for the Institute of Real Estate Management (IREM), currently serves on the national Ethics Committee Ethics Hearing and Discipline Board, and Governing Council. Reisch Consulting Group has been retained in more than 300 litigation matters in State and Federal courts since the year 2000. With a balanced litigation history of working with both Plaintiff and Defense counsel clients, Ann has been involved with disputes valued up to $200 million dollars. Ann is also a Licensed Real Estate Broker in the states of Florida and Nevada, is a Licensed Community Association Manager in th...

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KAREL COSTA-ARMAS

Property Management, Community Associations,& HOA

Homeowner Association Consulting

Nevada

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Chuck Dutill, PE, DFE

Hydrology and Environmental Engineering Expertise

Heritage Technical Services, Inc.

Philadelphia Area, Pennsylvania

Environmental, Engineering - Hydrology, Stormwater Management, Sewers, Sewer Systems, Wastewater, Sanitary Sewage, Water, Septic Systems, Flooding, Groundwater, Hydrogeology, Drainage, Mold, Wells, Runoff, Backups, Wastewater Treatment, Utility, Construction, Maintenance

Nationwide experience as hydrologist, environmental engineer, and civil engineer, including for design, contamination, pollution, FOG/grease trap, sinkhole, grading, hydraulics, pumping, water quality, storm sewer, drinking water, water distribution, water treatment, dam, regulations, Standard of Care, waste management, erosion, soil, air quality, water main, detention, hazardous waste, spill, sedimentation, wetland, floodplain, toxicity, remediation, health and safety, modeling, odor, combined sewer, overflow, aquifer, hydraulic fracturing, hydroplaning, and metering. Forensic cases for Mr. Dutill have comprised state and federal courts. As indicated in feedback from attorneys on expert witness cases, some of the strengths of Mr. Dutill include understandable guidance, responsiveness, timeliness, communication, effective report writing, strong testimony (including on cross), efficiency, organization, and assistance with framing case issues. Approximately 45% of his cases have be...

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Scott T. Bennett, CPM Candidate

Property Management and Premise Liability

The Expert Institute Group

Keller, Texas

Property Management, Premises Liability - property management, residential, mixed-use. Leasing, landlord/tenant, maintenance, life safety, mobile home parks, Risk and Safety, Multi-Family, renovations, premise liability, property operations, Crime, slip and fall, Apartments, Mold, Facilities, Standard of Care

Mr. Bennett is a real estate professional with more than 30 years of experience in property management operations, risk management, and industry practices. He is a CPM Executive Candidate and has extensive experience in multifamily, commercial, condominium, manufactured housing, and mixed-use properties. His background includes property operations, asset management, acquisitions, development services, leasing, and risk management across a variety of ownership structures and portfolios. His experience also encompasses hazard assessments, safety considerations, life-safety compliance, and evaluation of operational practices in real estate management. Mr. Bennett has served as an expert witness and litigation consultant in matters involving property management, premises liability, and standard-of-care issues. He has provided case analysis, written reports, deposition testimony, and trial testimony in Texas and other jurisdictions, on behalf of both plaintiffs and defendants. His are...