Oil and Gas Expert Witness

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This page contains oil and gas expert witnesses who testify, consult and provide litigation support on oil and gas and related issues. Oil and gas expert witnesses and consultants on this page may form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts. The issues and subjects these oil and gas expert witnesses testify regarding may include: Energy, Explosions, Failure Analysis, Hydraulic Fracturing, Midstream, Natural Gas, Oil & Gas, Oil And Gas, Operations, OSHA, Petroleum Engineering, Accident Investigation, Accident Reconstruction, Age Restricted, and Appraiser Machinery & Technical.

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John A Williams, PhD, PE, ASA, MBA, CFEI, AIChE Fellow EPS, Inc.

Energy, Oil and Gas - Oil & Gas, Oil & Chemical Fires, Explosions, Chemical Release, Boiler Fires & Explosions, Chemical Accident Investigation, Coal Technologies, Appraiser - Machinery & Technical, Industrial Property Valuation, Oil Refining, Waste-to-Energy, Chemistry & Chemicals, Biofuels, Energy
John A. Williams, PhD, PE, CFEI, MBA, ASA, AIChE Fellow. Dr. Williams delivers technology assessments and financial valuation analysis for business disputes involving intellectual property, trade secrets, patent infringement, licensing, royalties, capital investment, manufacturing operations expenses, ad valorem taxes, and lost profit calculations. He is an Accredited Senior Appraiser by the American Society of Appraisers, Practical 40 years of engineering experience in renewable and conventional energy technologies and facilities encompassing oil & gas, refining, biofuels, biomass, solar, wind, geothermal, coal, chemicals, steel, and power generation. A NAFI Certified Fire and Explosions Investigator, Dr. Williams performs forensic investigations of fires, explosions, equipment failures, and industrial accidents. Dr. Williams is a licensed Professional Engineer in the States of Alabama, California, Florida, Illinois, Indiana, Kentucky, Louisiana, Massachusettes, Michigan, Misso...

Michael Onazi, MS, PE Principal Engineer, Mazi Energy Consulting LLC

Pasadena, California
Engineering, Energy - Mechanical Engineering, Petroleum Engineering, Chemical Engineering, Oil and Gas, Failure Analysis, Thermal Engineering, Fluid Systems, Pipeline Engineering, Process Engineering, Storage Engineering, Integrity Engineering, Investigation
Mr. Michael is a multi-disciplinary engineer with experience in the energy industry, he holds a BS degree in Chemical Engineering, and an MS degree in Petroleum Engineering from the University of Southern California. He is also a Licensed Professional Engineer in Mechanical Engineering.

Janine McCartney, Ph.D, MBA, CSP, CHST, RPIH, CSI(ML) HHC Safety Engineering Services, Inc.

Wilmington, Delaware
Safety, Oil and Gas - Oil & Gas, Pipeline, Electrical, Safety Engineering, Arc Flash, NFPA 70E, OSHA, Accident Investigation, Falls, Equipment, Machinery, Accident Reconstruction, Construction, Industrial Plants, Lead, Worker's Compensation,Safety Inspection, Safety Management,Training, Employee, Workplace Safety, Toxic.
Dr. Janine McCartney is a Safety Engineer with designation as a Certified Safety Professional, Construction Safety and Health Technician, Registered Professional Industrial Hygienist, and Certified Safety Instructor (Master's Level). Dr. McCartney has held Management safety positions and a Safety Officer II position with OSHA Consultation. She worked for 11 years in the oil & gas industry and pipeline industry on large multi-state pipeline construction projects and as an exploration geologist (onshore and offshore). Dr. McCartney has taught for Texas A&M-Texas Engineering Extension as Adjunct Faculty and teaches the OSHA 10 and 30 hour General Industry and Construction courses for OTI. Her career spans 40 years. Awards: 2021-2017 AM Best Service Provider, Editorial Staff of Science of the Total Environment, Helyion, and Data in Brief. 2021-2017 Safety Engineer Expert of the Year-Lawyer Monthly. 2018 Keynote Speech World Safety Organization. Dr. McCartney works on a day to day ...

Russ Ritenour Ritwell Consulting, LLC

Ponte Vedra, Florida
Oil and Gas, Business Operations - Convenience Stores, Retail, Franchising, Mystery Shopping, Retail Gas/Motor Fuel Operations, Customer Service, Contracting, Merchandising, Category Management, Operations Management, Food Safety, Age-restricted
Mr. Ritenour is a veteran of Convenience Store and Retail Petroleum Industry since 1973. Additionally, he is a testifying witness with experience drafting expert reports, research and providing testimony for c-store, franchise and retail petroleum motor fuel litigation. Russ’ knowledge and over forty years of experience effectively managing cross-functional domestic and global teams, programs, and processes at large corporations in both the retail petroleum and convenience retailing industry allow him to create expert reports and work with a litigation team. Russ’ expert experience, comprehensive knowledge and highly diversified career in the convenience store and retail petroleum industry includes corporate operations, management and leadership roles at many levels within the industries. His expertise includes, corporate operational management, franchising and franchise management, category management, food safety, customer and consumer experience management, mystery shopping, sur...

John A Williams, PhD, PE, ASA, MBA, CFEI, AIChE Fellow EPS, Inc.

South Bend, Indiana
Energy, Oil and Gas - Oil & Gas, Oil & Chemical Fires, Explosions, Chemical Release, Boiler Fires & Explosions, Chemical Accident Investigation, Coal Technologies, Appraiser - Machinery & Technical, Industrial Property Valuation, Oil Refining, Waste-to-Energy, Chemistry & Chemicals, Biofuels, Energy
John A. Williams, PhD, PE, CFEI, MBA, ASA, AIChE Fellow. Dr. Williams delivers technology assessments and financial valuation analysis for business disputes involving intellectual property, trade secrets, patent infringement, licensing, royalties, capital investment, manufacturing operations expenses, ad valorem taxes, and lost profit calculations. He is an Accredited Senior Appraiser by the American Society of Appraisers, Practical 40 years of engineering experience in renewable and conventional energy technologies and facilities encompassing oil & gas, refining, biofuels, biomass, solar, wind, geothermal, coal, chemicals, steel, and power generation. A NAFI Certified Fire and Explosions Investigator, Dr. Williams performs forensic investigations of fires, explosions, equipment failures, and industrial accidents. Dr. Williams is a licensed Professional Engineer in the States of Alabama, California, Florida, Illinois, Indiana, Kentucky, Louisiana, Massachusettes, Michigan, Misso...

John R Puskar Prescient Technical Services

Hinckley, Ohio
Mechanical Engineering, Oil and Gas - Boilers, Natural Gas, Furnaces, Carbon Monoxide, NFPA Codes, gas piping, steam, explosions, fires, ovens, OSHA, heaters
Mr. Puskar is currently the President of Prescient Technical Services in Cleveland, Ohio. His firm provides strategic safety solutions related to flammable gas safety and the prevention of fires and explosions related to piping systems and combustion equipment in the oil and gas industry. Mr. Puskar is a licensed professional engineer in Ohio and 6 other states. Mr. Puskar holds a Bachelor’s degree in Mechanical Engineering from Youngstown State University and MBA from the Weatherhead School of Management at Case Western Reserve University in Cleveland, Ohio. Mr. Puskar is the 2015 National American Society of Mechanical Engineers (ASME) Uzgiris Barnett medal winner for a lifetime of safety contributions to industry. Mr. Puskar has served on several National Fire Protection Association (NFPA) standards and code committees including 86 (ovens and furnaces), 85 (boilers), 820 (waste water treatment plants), and 56 (flammable gas piping safety). Mr. Puskar served as a Senior Energy Sys...

Ajey Chandra, PE Muse, Stancil & Co.

Addison, Texas
Oil and Gas, Business Operations - Gas Processing, Gas Plants, Pipelines, Midstream, Operations, Market Analysis, Financial Analysis, Contracts, Gas Plant Auditing, Valuation, International Energy Industry, Litigation Support, Strategy
Mr. Chandra is an accomplished executive with extensive experience in multiple facets of the international energy industry. Specializing in litigation issues, major project development and both business and tax valuation. In addition, he is a noted presenter teaching engineers technical gas processing and leadership skills to both profit and non-profit organizations.

Bill Cline GaffneyCline

Houston, Texas
Oil and Gas, Economics - Valuation of petroleum assets, international oil and gas, petroleum contracts development and negotiation support; petroleum sector resource management and fiscal reform, petroleum engineering, energy, geology
Mr. Cline has acted in the capacity of expert witness particularly with respect to valuation of petroleum properties and/or petroleum industry practices in numerous arbitration, mediation and litigation proceedings including: ExxonMobil vs. Venezuela (ICSID); ExxonMobil vs. Petróleos de Venezuela (ICC); Anadarko Petroleum/Maersk vs. Sonatrach (UNCITRAL); Maersk vs. Algeria (ICSID); Sonatrach vs. Duke (UNCITRAL); Texaco vs. Apache (AAA); Vanco vs. Ukraine (Stockholm Chamber of Commerce); Occidental vs. Ecuador (mediation); CNOOC vs. Talisman (mediation); a series of arbitrations related to Egypt’s natural gas sector (ICC, ICSID, UNCITRAL and CRCICA); Midland Resources vs. Shtaif et al. (Ontario Superior Court); Total/ExxonMobil/Chevron/Nexen vs. NNPC (Nigerian arbitration); Repsol vs. Chevron (Spanish litigation); Niko vs. Bangladesh (ICSID and Bangladesh litigation); First National Petroleum vs. TNG (Stockholm Chamber of Commerce); Nexen/Occidental et al. vs. Yemen and multiple case...

Andrew Davidoff, PhD Exigent-Group

Houston, Texas
Geology, Oil and Gas - Injection Wells, Development Wells, Field Development, Reserves, Hydraulic Fracturing (fracking), Sinkholes, Erosion, Shoring, Earthquakes, Landslides, Flooding, Property Damage
Dr. Andrew J. Davidoff is a Ph.D. geologist and practicing geophysicist with over 20 years domestic U.S. and international experience. He has worked in a diversity of environments from the tropics of SE Asia to the deserts of North Africa. Offshore experience extends from shallow water marshes to the deep-water Gulf of Mexico. Dr. Davidoff’s technical expertise includes the analysis and interpretation of 2D and 3D seismic, or sound waves, that travel through the earth and are used to image the structure, stratigraphy and fluid content of the subsurface. His vast areas of expertise include integration of geologic, geophysical and reservoir engineering data for the exploration and development of oil and gas fields. Dr. Davidoff has a Doctorate in Geology from Texas A&M University, a Master’s in Geology from the University of Houston and a Bachelor’s in Geology from Western Washington University. His impressive accomplishments include being the recipient of numerous research grants,...

John W Ely Ely and Associates Corp

Houston, Texas
Oil and Gas, Engineering - Well Completions, Hydraulic Fracturing, Technical Expertise, Fracturing Fluids, Cementing and Acidizing.
John holds more than a dozen patents and has more than 75 publications, including a book titled "Stimulation Treatment Handbook/ An Engineer's Guide to Quality Control". He is also a contributing author to the 1989 issue of the S.P.E. monograph on hydraulic fracturing (Recent Advances in Hydraulic Fracturing), writing chapters on hydraulic fracturing fluids and fracture fluid selection. The new SPE fracturing monograph, coming out soon, will have Ely's chapter on hydraulic fracturing fluids. His expertise is in fracture design, implementation and also extensive knowledge on equipment and rig-up. Ely testified and served as an expert witness for more than 31 years including state commision hearings, depositions, trial, and arbitration.

Esteban N Nieto Ely Associates

Houston, Texas
Oil and Gas, Engineering - Hydraulic Fracturing, Stimulation, frac, optimization, post job review, fracture modeling, pressure analysis

Johnie P. Spruiell, P.E. Integrity Forensics and Engineering, LLC

Sanger, Texas
Mechanical Engineering, Forensic Science - Electrical Engineering, Energy, Equipment & Machinery, Failure Analysis, Fire, Laboratories & Testing, Oil and Gas, Products Liability, Product, Plumbing, Leak, Warnings & Labels, Guarding, CSST, Gas Explosions, Natural Gas, Propane, LPG, Forensic Engineering, Expert Witness
LICENSURE: -Texas Professional Engineer License #57023 -Colorado Professional Engineer License #24555 -Mississippi Professional Engineer License #17888 -Alabama Professional Engineer License #35693 -North Carolina Professional Engineer License #049314 -South Carolina Professional Engineer License #37169 -Virginia Professional Engineer License #0402061315 -Michigan Professional Engineer License #6201069726 -Minnesota Professional Engineer License #58020 EDUCATION: -BSME, University of Texas at Arlington, 1978 AFFILIATIONS: -MEMBER, American Society of Mechanical Engineers (ASME) -SENIOR MEMBER, National Academy of Forensic Engineers (NAFE) -MEMBER, National Council of Examiners for Engineering and Surveying (NCEES) -MEMBER, National Society of Professional Engineers (NSPE) -MEMBER, Texas Society of Professional Engineers (TSPE) -Pi Tau Sigma -Tau Beta Pi PRIMARY AREAS OF EXPERTISE: -Fire and Explosion Analysis Fuel Gas Fires and Explosions Residential, Commercial, Ind...

Randall M Albert, PE Shale Advisory Group, LLC

Bluefield, West Virginia
Energy, Oil and Gas - Leases, JOA, Safety, Drilling, Completions, Operations, Project Management, M&A, Midstream, Upstream, Damages, Mining
I have over 40 years experience in the Energy sector with the last 20 at the C-Suite level.
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