Keyword(s)

General Specialty

State

Contracts Expert Witnesses

Contracts 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 contracts. The contracts expert witness listings on this page are typically from fields/areas of expertise such as: Architecture, Construction, Construction Defects, Construction Engineering, Energy, Financial, Hotel & Restaurant, Human Factors, Information Technology, Internet, Legal, Oil and Gas, Premises Liability, Property Management, and Real Estate.

View Full Profile

Thomas Collier, Jr

Highly Experienced Expert, Summa Cum Laude

Collier Consultants

Alabama

Construction, Premises Liability - Defects, personal injury, insurance, codes, commercial, residential, accidents, falls, asbestos, ADA, sewer, water, liability, damages, general contractor, fire, flood, contracts, subcontractors, engineer

Highly experienced construction and premises expert. Specializes in large commercial and multi-residential construction disputes and serious bodily injury claims. Has served on over 300 cases as an expert witness and dozens of cases as an arbitrator. 30+ years’ experience as a general contractor and owner/developer focusing on condominiums, roads, sewers, subdivisions, offices and other major construction. Summa Cum Laude/Phi Beta Kappa graduate of the University of North Carolina. Consultant (2008-Present): Georgia, North Carolina, Florida, Alabama, Mississippi, and Tennessee. Cases include commercial defects and delays, serious personal injuries, multifamily, sewers, roads and drainage, retail, insurance, professional liability, and construction business practices. Approximately equal representation of plaintiffs and defendants. General Contractor - President of Buckhead Classic (2006 – presen): Projects include defective construction repair, new construction, fire and flood...

View Full Profile

Joshua Weiner, NABCEP

Solar Expert: Construction, Technology, & Policy

SepiSolar, Inc

Menlo Park, California

Energy, Construction Engineering - Solar, PV, Photovoltaics, Energy, Batteries, Construction, Electric Utility, Intellectual Property, Patent, Project Development, Electrical Engineering, Asset Management, Contracts, Electricity, Generation, Renewable Energy, Solar Energy, Solar Power, Solar Installation

Professional Expertise: As a solar expert witness, Weiner brings knowledge of policy, technology, sales contracts, project finance, permits and entitlements, project development and construction, engineering and project management, data acquisition and analysis that commonly apply to renewable energy and energy storage projects. Specific areas of expertise, listed below, include solar energy and related technologies, markets, policy, project finance, project development, project planning and execution, project management, codes and standards, and ongoing asset management, performance, diagnostics, and maintenance. Weiner is adept at unpacking complex topics into simple language that all parties can understand. Since 2007, Weiner is a certified member of the North American Board of Certified Energy Practitioners (NABCEP) in good standing. Weiner has also taught advanced solar system design and project management at UC Berkeley. Areas of Expertise: Energy Technologies Solar Bat...

View Full Profile

Philip S Simmons, Esq.

Real Estate Acquisition, Entitlement & Development

Simmons Group Consulting, Inc.

Culver City, California

Real Estate, Legal - Land Use, Entitlement, Real Property, Contracts, Partnerships, Development, Mixed-Use, Design, Due Digligence, Acquisition, Management, Negotiation, Agreements, Investment

I offer over thirty-five years of experience in successful private and corporate residential & mixed-use real estate acquisition, entitlement, design, investment, transaction and development operations. My specialization includes contracts and operations relating to land use, due diligence, major property entitlements, land development, project design, partnership structuring, marketing and disposition. As both an attorney and real estate broker, I regularly provide pre-litigation and litigation support – as well as expert witness services. I offer assistance to companies and legal counsel in leading complex negotiations, managing development teams, reviewing and implementing ordinances, drafting agreements, structuring compliance, and directing teams of outside counsel.

View Full Profile

Charles A. Gabriels

Real Estate & Construction Defect Expert Witness

Full Service Real Estate; Planned Space - Construction

Monrovia, California

Real Estate, Construction Defects - Construction Defects, Real Estate Broker, Home Inspectors, Fiduciary Duty, Disclosure, Buyer Representative, Responsible, Testimony, Landscaping, Fraud, Diminution-in-Value, Contracts, Standards of Care, Trial Strategy, Commissions, CAR - CA Asso. of Realtors, NAR - National Asso. of Realtors, Inspections, Elder Abuse, Consultation

Former Commercial Broker with Grubb & Ellis, and Pacific International. Areas of Expertise include, but not limited to the following. Real Estate: Standards of Care, Fiduciary Duty, Disclosure, Commissions, Representation, Dual Agency, Contracts, Diminution-in-Value, CAR and or NAR disputes, Consultation, Fraud, Real-Estate Elder-Abuse. Trial Strategy: Know whether to settle, rather than fail a client whose case lacks merit; Residential, multi-residential, commercial, and industrial real estate physical inspections and inspecors; Condominium Parcel and Tract Maps: Construction and Design Consulting Service; Construction Defects; Design/Build process; California Building, and ADA Codes; Landscaping; Water Intrusion. Trial and Arbitration Testimony in Superior Court, AAA and JAMS, initiated in 2002. Expert witness testimony and litigation consulting services include site investigation, contract disputes, plus all that a case requires. Licenses and Certifications: California Real...

View Full Profile

Tracy Myers, AIA

Myers Consulting

California

Architecture, Construction Defects - Standard of care, general construction, personal injury, trip and fall, stairs, accessibility, ADA, construction, defect analysis, roofing, waterproofing, fenestration, building enclosure, building envelope, accident, contracts, architect, general contractor, NCARB, RRO

Tracy Myers is an architect and general contractor with 34 years of broad experience in architectural design, project management, property condition evaluation, construction administration, general construction, forensics, and property loss consulting. She specializes in expert witness testimony related to architectural and general construction issues, personal injury defect and accident investigation, building enclosure investigation and repair including waterproofing, roofing and fenestration, forensic architecture, litigation support, property loss evaluation, code upgrade review, peer review and quality assurance services. Prior to opening her own consulting practice in 2019, she worked for privately-owned architectural and forensic architectural firms, a corporate development department at a privately-owned restaurant company, a roofing manufacturer as a member of their Building and Roofing Science team, and a construction consulting firm. Ms. Myers has worked in the fore...

View Full Profile

Paul P Malinowski, CPM

Premises Liability Expert - 40+ years experience

Prism Property Solutions, LLC

Littleton, Colorado

Premises Liability, Property Management - Landlord/Tenant, Slips and Falls, Government Housing, Contracts, Apartments

I have extensive experience in the development and management of real estate in the private, public and non-profit sectors. I owned my own property management company for 15 years and then successfully sold it. I have a thorough understanding of all aspects of property management (especially i premises liability), employee supervision and small business ownership activities. I have been a licensed real estate broker since 1983 and I obtained my Certified Property Manager (CPM) designation through the Institute of Real Estate Management (IREM) in 1985. This designation is considered one of the top certifications to hold in the property management industry. I have been deposed and testified in court as an expert witness and have the ability to project as a knowledgeable, even-keeled witness. My expert witness reports are thoroughly researched and well-written according to my clients. Numerous attorneys serve as my references and can verify my statements above.

View Full Profile

Tracy Myers, AIA

Myers Consulting

Altamonte Springs, Florida

View Full Profile

Thomas Collier, Jr

Highly Experienced Expert, Summa Cum Laude

Collier Consultants

Florida

View Full Profile

Wes Wilson

Technology & Retail Expert

Tampa, Florida

Technology, Internet - Project Management, Executive Leadership, Retail Operations, Procurement, Software Development, ERPs, Patents, Payments, CRM, IT Governance, Programming, RFPs, Contracts, PCI, Telephone Systems, Digital Security, Operations, Digital Commerce, Point of Sale, Mergers/Acquisitions

Mr. Wilson is presently a Vice President of Information Technology with a mid-sized retail brand, a licensed Florida attorney, and an expert witness. Clients who have retained Mr. Wilson share that his expert opinions are well focused on the questions asked and on the legally relevant matters, that he clearly explains technical topics to non-technologist attorneys and jurors in everyday language, and that his opinions have helped them understand and powerfully advocate their cases. Mr. Wilson has served as an expert in state civil, federal criminal, and patent cases. Mr. Wilson has been deposed and has testified at jury trials, authored reports and rebuttal reports, offered opinions as a validity and non-infringement expert, and served as a technology expert for the Department of Justice in a case with media coverage. Through his 30 years working in the technology and retail industries; Mr. Wilson has worked with startups to multi-billion-dollar corporations, developed softwar...

View Full Profile

Thomas Collier, Jr

Highly Experienced Expert, Summa Cum Laude

Collier Consultants

Atlanta, Georgia

View Full Profile

Thomas Collier, Jr

Highly Experienced Expert, Summa Cum Laude

Collier Consultants

Indiana

View Full Profile

Thomas Collier, Jr

Highly Experienced Expert, Summa Cum Laude

Collier Consultants

Kentucky

View Full Profile

Thomas Collier, Jr

Highly Experienced Expert, Summa Cum Laude

Collier Consultants

Louisiana

View Full Profile

Michael S Teller, AIA, NCARB, LEED AP, MCPPO

MST Consulting

Boston, Massachusetts

Architecture, Construction Defects - Design defects, Standard of Care, Roofing, Massachusetts Public Bidding, Historic Restoration, Architecture, Leaks, Windows, Contracts, Historic, Architectural Design, Waterproofing, Concrete, Ice Dams, Sealants and Caulking, Construction Defects, Masonry, Chapter 149, Wrought Iron, Wood Trim

Having lived it from the inside, I assist Attorneys and Owners in assessing the merits of architectural and construction cases. I also help architects and contractors defend matters based on my 46 years of experience understanding the design and building process, the technical issues, as well as the roles of each party. As a Registered Architect (MA, RI, NY) and Building Envelope Consultant, I focus on architectural standard of care issues and construction defects associated with leaks, roofing, windows, masonry, concrete, ice dams, sealants and caulking, wood trim and wrought iron. I specialize in Massachusetts Chapter 149 bidding issues and disputes associated with the renovation of existing and historic buildings as well as new construction.

View Full Profile

Philip Isaak, PE, P.Eng., DCDC, RCDD, SMIEEE

Isaak Technologies, Inc.

Victoria, Minnesota

Information Technology, Telecommunications - Cloud Computing, Computer, Construction Claims, Contracts, Data Center, Engineering, Fiber Optic, Forensic Engineering, Internet, Intellectual Property, Life Safety, Network, Operations, Outsourcing, Project Management, Service Level Agreement, Systems Implementation, Telecom, Trade Secret

Professional Engineer, Certified Data Center Design Consultant & Registered Communications Distribution Designer with 20+ years as a design & operations consultant & training provider with a focus in the data center, telecommunications & networking industries. International expertise in 28 countries across 6 continents, encompassing data center facilities, power, cooling, networking infrastructure, fiber optic & copper network cabling, IT & Telecom systems and services, implementing enterprise, colocation & cloud service strategies. Publications & Awards ♦ANSI/BICSI 002, Data Center Design & Implementation Best Practices Standard, Author/Editor ♦ANSI/BICSI 009, Data Center Operations Standard, Chair/Author/Editor ♦Data Center Handbook, Wiley Publishing One of 50 Subject Matter Experts from around the world that authored the content, providing the fundamentals, technologies, and best practices in designing, constructing & managing mission critical, energy efficient data centers. ...

View Full Profile

Thomas Collier, Jr

Highly Experienced Expert, Summa Cum Laude

Collier Consultants

Mississippi

View Full Profile

David Del Vecchio, AIA, CID, RCS, NCARB, LEEDap

Design and Construction Expert Witness

David Del Vecchio, Architect, LLC

Cranford, New Jersey

Architecture, Construction Defects - ADA, OSHA, Contracts, Tenant / Landlord, Construction Administration, Interior Design, AIA Contract Documents, Design Defects, Standard of Care, Affidavit of Merit, Architectural Copyright / Intellectual Property, Residential Design, Commercial / Retail Design, Change Orders, Building Envelope, Consumer Fraud Act

David Del Vecchio has over 34 years experience as an active practicing architect and expert witness. He is licensed in multiple states and is a Certified Interior Designer in NJ. He holds an RCS Building Inspector license, and an NCARB certificate. Licensed in NJ, NY, CT, PA, MA, and FL. Provided expert services in IL and the Bahamas. David taught at Essex County College for 8 years, including Construction Means and Methods, Architectural Design, and Architectural History. Cases have involved ADA / Building Accessibility; Personal injuries and wrongful death matters involving design or construction; Building codes and associated regulations; Building envelope design, water infiltration, mold, EIFS, roofing, windows, vapor barrier, masonry specifications, standing seam roofing, flat roofs; Architectural copyright, intellectual property, standard of care; Premises litigation, BOMA / Common Area / Tenant Area measurements and area calculations; Illegal construction / construction w...

View Full Profile

David Del Vecchio, AIA, CID, RCS, NCARB, LEEDap

Design and Construction Expert Witness

David Del Vecchio, Architect, LLC

New York

View Full Profile

Gary Isenberg

40+ yr Hotel Operations & Real Estate Professional

Iron Mountain Hospitality Advisors

New York

Hotel & Restaurant, Real Estate - Hospitality, Business Interruption, Bankruptcy, Renovation, Collective Bargaining, Hotel Operations, Value, Financial, Underwriting, Contracts, Mismanagement, Performance, Partnership, Optimization, Impact, Operations, Receiver, Personal Injury, Guest Service, safety

Mr. Isenberg’s extensive experience in hotel management, hotel operations, hotel finance, and hospitality ownership representation uniquely qualifies him as an expert in a wide range of hotel / hospitality-related operational and ownership matters. Throughout his distinguished career, he has held hospitality leadership roles such as President, Chief Operating Officer, Hotel General Manager, Director of Finance, and Internal Auditor for various diversified hospitality organizations. These roles have provided him with the expertise to address and resolve complex challenges, including hotel management performance, hotel business interruptions, hotel partnership disputes, employee relations, collective bargaining, territorial conflicts, operation performance and contract compliance. Mr. Isenberg has provided litigation support, depositions, and testimony in mediation, arbitration, hearings, and trial settings. His experience covers cases involving ERISA violations, wrongful termination...

View Full Profile

Craig A. Wolson

Securities fraud, derivatives, securitization

Wolson Consulting Group

New York, New York

Securities & Investments, Financial - Securities Fraud, Credit Default Swaps, Structured Finance, CLOs, Derivatives, M&A, Project Finance, Asset-Backed Securities, Secured Lending, Legal Malpractice, LLC Agreements, Mortgage-Backed Securities, Contracts, Joint Ventures, SEC Filings, Swaps, Interest Rate Swaps, Securitizations, Private Placements, Structured Products

Please check my website and my LinkedIn profile for my bio and additional information about myself (experience, skills, education, etc.). These may be found at www.structuredfinanceexpert.com and www.linkedin.com/in/craigwolson, respectively.

View Full Profile

Gary Isenberg

40+ yr Hotel Operations & Real Estate Professional

Iron Mountain Hospitality Advisors

Wilmington, North Carolina

View Full Profile

Thomas Collier, Jr

Highly Experienced Expert, Summa Cum Laude

Collier Consultants

North Carolina

View Full Profile

Thomas Collier, Jr

Highly Experienced Expert, Summa Cum Laude

Collier Consultants

Pennsylvania

View Full Profile

Thomas Collier, Jr

Highly Experienced Expert, Summa Cum Laude

Collier Consultants

South Carolina

View Full Profile

Thomas Collier, Jr

Highly Experienced Expert, Summa Cum Laude

Collier Consultants

Tennessee

View Full Profile

Jim Thomas

Gym Industry Expert Witness - Risk Management

Fitness Management & Consulting

Flower Mound, Texas

Risk Management, Premises Liability - Gym Management, contracts, onboarding, gym injury, litigation support, Gym Related legal matters, leases, safety standard, wrongful death, gym expert witness, personal injury, non compete, employees training, OSHA compliance, liability, best practices, premises liability, fitness business

As the founder and president of Fitness Management USA, Inc., I bring over 35 years of expertise in the fitness and health club industry, helping gym owners and operators achieve their goals. My mission is to empower gym businesses—whether launching, scaling, or navigating a turnaround—with proven strategies, customized solutions, and actionable insights. Throughout my career, I’ve worked with gyms of all sizes, from boutique studios to expansive multi-location operations. I specialize in: * Turnaround Consulting: Revitalizing underperforming gyms with strategic solutions that generate measurable growth. * New Gym Startups: Guiding entrepreneurs through every step of launching their dream fitness business. * Sales & Marketing Coaching: Equipping teams with the skills and confidence to drive membership and revenue. * Management & Operations Consulting: Streamlining processes and fostering high-performing teams. * Gym Brokerage: Assisting in buying or selling gym businesses wit...

View Full Profile

Samuel T Bacot, CPL

Oil and Gas Landman

LĒGOIL Consulting, LLC

Missouri City, Texas

Oil and Gas, Energy - Land, Title, Ownership, Transactions, Right-of-Way, Mineral Rights, Surface Use, Mineral Servitudes, Production Audits, Contracts, Mineral Valuation, Operations, Lease Maintenance, Regulatory, Royalty, Acquisition and Divestiture, Due Diligence, Encumbrances, Damage Settlements, Revenue and Cost Accounting

Certified Professional Landman with over 20 years experience Education: 2001 Louisiana State University, E.J Ourso College of Business: Bachelor of Science in Finance, with a Minor in Internal Auditing Seak: How to start, build and run a successful expert witness practice Seak: How to Excel at Your Expert Witness Deposition Professional: • Qualified in the United States Western District Court and in the Louisiana State District Court as an Expert Witness specific to the record title analysis and ownership, financial analysis of production revenue as same relates to ownership and title, prudent operator standards of the Oil and Gas industry, overriding royalties, leases and working interests. • Guest lecturer at the University of Houston Law Center on Due Diligence and the acquisition of oil and gas assets. Member of AAPL, HAPL, BRAAPL Experience: Recoil Resources July 2016-Present Vice President of Land and Business Development • Successfully raised $102M in private equity fundi...

View Full Profile

Bernadette A Gratton

IT & ERP Implementation Failure Expert Witness

Dallas, Texas

Information Technology, Risk Management - ERP Implementation Failure, Banner ERP, IT governance, vendor disputes, SaaS, failed implementation, Ellucian, IT projects, change management, contracts, ERP service recovery, data migration, higher education ERP, cloud migration, software disputes, IT standard of care, system integration, Oracle, IT integration, project recovery

Bernadette Gratton is a technology executive and expert witness with deep, hands-on expertise in ERP implementation lifecycle management, IT project governance, and implementation failure analysis. With a career spanning enterprise technology environments across Higher Education, healthcare, and enterprise SaaS — from on-premises deployments through modern cloud environments — she brings a practitioner's perspective that is both historically grounded and current, with command of what successful implementations look like and precisely where and why they fail. Her expert witness work focuses on ERP and IT implementation failures, including vendor misrepresentation, scope mismanagement, data migration errors, inadequate change management, breach of contract, and failure to meet industry-standard project governance requirements. Expert Witness Experience Ms. Gratton has served as a technical expert witness in Higher Education ERP litigation, providing analysis on implementation failur...

View Full Profile

Thomas Collier, Jr

Highly Experienced Expert, Summa Cum Laude

Collier Consultants

Texas

View Full Profile

Leon Allan Kappelman, PhD

Software Project Expert: Technical & Human Factors

SOS Solutions LLC

Dallas, Texas

Software Engineering, Human Factors - software project management, software development, software quality, defects/bugs, implementation, software intellectual property, budget disputes, schedule disputes, software disputes, bespoke software, software customization, ERP, SaaS, software workforce, source code analysis, requirements, methodology, contracts, legacy, enterprise

Leon Kappelman is a researcher, author, educator, and consultant to corporations, governments, and attorneys. Dr. Kappelman is a professor emeritus whose work as an advisor and expert witness for attorneys concerns cases that mainly focus on disputes concerning all kinds of software projects (including bespoke, cloud, SaaS, ERPs, packages, integrations, and combinations thereof), as well as intellectual property matters. His research, teaching, publication, and advising work centers on the human and technical dimensions of designing, building, implementing, managing, and operating computer-based information systems (IS). He testified before and submitted written testimony to the U.S. Congress regarding high-tech legislation, cybersecurity, and IS management in the federal government. His management consulting and litigation support clients include Fortune 500 companies (such as AT&T, IBM, Microsoft, Verizon), government entities (Including the White House, the United Nations, the US...