Oil and Gas Expert Witnesses

What is an oil and gas expert witness?

Oil and gas expert witnesses are typically have extensive experience in gas pipelines, energy strategy, safety engineering, chemical engineering, and/or renewable energy. Oil expert witnesses have experience in drilling or crude oil. Gas expert witness experience with pipelines, petroleum, and/or regulatory compliance provides expertise for both gasoline and natural gas matters. Petroleum expert witnesses are called on for matters related to refining fields or hydraulic fracking. The chosen expert witness could be actively involved with an industry organization such the American Society of Gas Engineers (ASGS), the US Oil & Gas Association, and/or the Society of Petroleum Engineering (SPE).

What types of cases require an oil and gas expert witness?

Oil and gas experts are often sought after for cases involving product liability, failure analysis project, environmental issues, intellectual property disputes, contract disputes, catastrophic incidents, natural gas regulatory matters, and assisting investigators with an accident investigation.

Oil and gas expert witness case examples

Cahn Litigation Services has years of experience locating expert witnesses, on behalf of either the plaintiff or defendant, that can support oil and gas matters. Representative matters that Cahn Litigation Services has sourced expert witnesses for include:

• hydraulic fracturing in the Houston, Texas area,
• a Louisiana drilling dispute,
• property damage valuation in Pennsylvania,
• a geologist to support a New York accident reconstruction,
• fracking work in Colorado,
•  OSHA compliance at gas plants, and
• reservoir engineering.

What litigation support work might an oil and gas expert witness be expected to perform?

Expert witness services by an oil and gas expert could include arbitrations, forensic engineering, depositions, research and authoring expert reports, providing expert opinions, asset valuations, and courtroom testimony. In addition, clients may seek a professional engineer or petroleum industry expert for pre-litigation consulting work. In a high-profile case, or litigation involving a significant financial stake, a law firm may request an expert with prior expert witness testimony experience.

Cahn Litigation Services has the experience required to turn a search for an oil and gas expert witness around quickly, providing the right balance of expertise and testimony experience. The firm has an earned reputation for providing candidates suited to each unique project.

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Oil and Gas Expert Witness - Representative Bios

Please Note: All Cahn Litigation expert witness searches are customized to attorneys' precise specifications and preferences. Attorneys are encouraged to discuss search parameters with a Cahn search specialist.

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The below expert witness bios represent a small fraction of those Oil and Gas experts known by Cahn Litigation Services. These bios are provided to give lawyers a sense of the Oil and Gas landscape.

• Expert Witness #261156

  This expert is a partner in a law firm and an experienced oil and gas litigator. This expert earned a JD and is Board Certified in Oil and Gas. This expert is involved in the Oil, Gas and Energy Resources Law Section of a State Bar. This expert is involved in an Oil and Gas Pattern Jury Charge Committee. This expert has authored and presented numerous papers at industry and legal conferences, establishing this expert as an authority in mineral rights/land use issues as they pertain specifically to oil and gas.

  
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• Expert Witness #252303

  This expert has a Ph.D. and is a gas and oil engineer and expert witness with hands-on industry experience with large industry players. A former full professor of oil and gas engineering, this expert was department head of three departments of Petroleum and Geological Engineering during this expert's tenure. This expert holds multiple patents and is well published. This expert has significant experience as an expert witness in Fracking and other cases involving oil and gas engineering.

  
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• Expert Witness #266784

  For multiple clients this expert has headed up oil and gas related projects including electrification of fields which involves converting them from gas lift, engine driven beam pumps, or other internal combustion engine driven equipment, to ASD driven electrical equipment. This expert was the Manager of Electric Infrastructure for a large, independent oil and gas producer where this expert constructed and maintained hundreds of miles of overhead lines serving exploration and production equipment. The majority of the equipment were large electric motors being driven by adjustable speed drives (ASDs), similar to what is used in electric fracking systems. This expert is heavily involved in the IEEE Petroleum and Chemical Industry Committee (PCIC). This committee is responsible for IEEE standards projects involving electrification and electrical systems in the oil and gas industry. Many of these standards revolve around the interface of electrical motors and ASDs in the oil and gas industry. This expert has published five books, six magazine articles and over 40 other technical papers and articles. This expert has been involved in several hundred litigation related matters. This expert received a PhD in Engineering Management, along with a B.S. in electrical engineering, and a M.E. in Technology Management.

  
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• Expert Witness #261284

  This expert began a career in the oil and gas industry, where this expert worked as an Engineer in the Materials Technology Group diagnosing corrosion and water treating issues in upstream production facilities. This expert then became a plant engineer at a large gas processing facility, where this expert was responsible for the support of various gas processing units and gas compression facilities.

  This expert worked as a Process Engineer in the Process Engineering Division. This expert developed conceptual designs for onshore production facilities and pipelines to process and transport high paraffin crude oil in arctic environments. This expert was assigned to a subsidiary where this expert performed general process troubleshooting and optimization, technical service work, and project economic analysis for offshore platforms.

  This expert then moved to an assignment as Process Engineer on the gas offtake team, responsible for evaluating alternatives for transporting and processing gas. This expert was responsible for performance testing equipment, evaluating expansion projects and performing a rebuild on a fire-damaged offshore platform. This expert provided technical and project support to evaluate asset acquisition opportunities. This expert was responsible for leading a multi-discipline engineering team through the detailed engineering and construction phases of the project.

  This expert became the Leader of New Developments, where this expert was responsible for providing concept selection and economic evaluation of all major projects. As part of this effort, this expert and team developed the Development and Production plans and worked closely with various governmental bodies and partner organizations to obtain approvals for these plans and for developing Field Development Plans. This expert became Project Manager for a multi-platform shallow water oil field development. This expert was responsible for leading a team through concept selection, pre-project planning, and scoping and bidding of the Front-End Engineering Design contract.

  This expert implemented industry-standard project Front End Loading principles, practices and discipline to the asset by mandating the use of standard designs and a competitive bidding process to reduce costs. This expert developed contracting strategy to reduce costs and execution cycle time while leveraging company resources to maximum benefit, and instituted procedures to ensure safety and integrity of new facilities, and incorporated procurement and planning into the team.

  This expert was responsible for completing construction and the start-up of a major gas plant designed to recover methane and helium from a high-acid gas feed stream. This expert also completed a study to determine the cost and schedule to replace the existing gas plant with a Selexol process designed to recover carbon dioxide (CO2) and reject hydrogen sulfide (H2S) from the feed gas. This expert began a consulting career, where this expert had a variety of diverse assignments involving insurance claims, construction disputes, gas transmission issues, oil and gas field operational issues.

  
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• Expert Witness #260052

  This expert is a CPA with a national oil and gas practice. This expert got a start rough-necking on oil and gas drilling rigs. This expert is a member of national and local Gas Associations and has a focus on regulatory accounting and finance. As Rate Manager for a Gas Company this expert assisted a number of water, wastewater, and gas distribution clients with rate case filings before various regulatory authorities in a number of states and is familiar with rate design issues. This expert contributed to multiple projects pertaining to the then pending merger with a large publicly traded corporation. This expert has provided testimony in numerous proceedings.

  
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• Expert Witness #244692

  This expert has many years' experience in Oil & Gas Operations, and is a recognized pioneer in horizontal, Managed Pressure Drilling, Underbalanced and Casing Drilling. This expert is a registered Professional engineer, holds a BS in Mechanical Engineering, and is presently President and CEO of an Oil and Gas consulting firm. This expert presents frequently at industry conferences, and consistently works for clients that are well-known in the industry.  

  
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• Expert Witness #266727

  This expert has worked in industry and academia for many years, and is currently a professor of electrical engineering. This expert has significant industrial experiences in electric motors and their controls, and has worked for several oil and gas companies. This expert’s main research interests include motors and generators, analysis and design of electrical machines, multi-phase variable speed drives for traction and propulsion applications, condition monitoring and fault diagnosis of electric machinery, magnetic gear integrated electric machines, sensorless control of electric machines, and PWM effects on electric machinery and their mitigation techniques. This expert is very familiar with various tools used in the oil and gas industries such as electric submersible motors and pumps, diagnostics tools for downhole applications, pump jacks, submersible compressors and motors, subsea power systems cables and transformers, subsea power distributions, floating production storage, and offloading (FPSO). This expert has been involved in a number of IPRs and invalidity and non-infringement reports, has been deposed 15 times, and has testified at the ITC on several occasions. This expert has published 500 technical papers, presented more than 95 invited lectures all over the world, and has 29 issued and pending US patents. This expert earned PhD, MS, and BS degrees in electrical engineering.

  
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• Expert Witness #261290

  This expert began a career supporting operations in an integrated petrochemical complex. This expert held engineering as well as business management positions. This expert moved up the oil and gas value chain, into the midstream sector. As Manager of Natural Gas Engineering and Project Management, this expert led the development of a midstream infrastructure to support the growth in upstream operations a shale play. As Director of Engineering and Pipeline Operations, this expert led the pipeline design, engineering, construction, and commissioning as well as operations and maintenance activities. Development activities included pipeline, gathering, and storage assets for crude oil and gas. This expert draws on diverse experiences in the midstream and downstream sectors to provides analyses of both technical and economic issues and advise clients regarding interests in the energy sector.

  
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• Expert Witness #261260

  This expert brings to the table many years of engineering, operations, and commercial experience in the energy industry, including refining, chemicals and natural gas processing. This expert has advised producers, midstream service providers and private equity firms in evaluating acquisitions and grass roots investments. This expert has analyzed royalty payments and associated deductions for oil and natural gas production and developed unbundling cost allocations for natural gas processing and transportation systems. This expert has assisted with startups, troubleshooting and incident investigations for domestic and international facilities.

  This expert has led audits of operating and measurement practices, including tests for adherence to contract requirements and standard practice. This expert has performed numerous valuations and due diligence associated with acquisition or divestiture and investigated accidents, including explosions, fires and injuries, for operating companies, as well as legal and insurance clients.

  
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• Expert Witness #252262

  This expert is a Petroleum and Drilling Engineering expert, bringing to the table many years of extensive experience in the areas of the operation and maintenance of oil drilling rigs. This expert has designed and supervised many drilling projects as an engineer, rig supervisor, and drilling manager. This expert’s expertise in rig design includes projects for new and refurbished onshore and offshore rigs, making this expert well aware of the various rig components, how they work, and issues that occur during a drilling operation. This expert is the Principal of a well-respected and highly successful consultancy specializing in oil and gas matters.

  This expert designed well projects for various fields and zones within these oil and gas fields. This expert supervised drilling rigs for an ongoing development program and designed and oversaw drilling programs for a wide variety of development and exploration wells. This expert oversaw rig operations, new facilities installations, and production optimization. This expert designed development drilling programs to build on existing production, as well as oversaw expansion into new fields This expert has been in charge of drilling new wells, well completions, and increasing production of existing wells. This expert’s extensive experience with well operations has made this expert familiar with the equipment required to do the work.

  This expert has an extensive litigation background having worked on over 50 cases while providing expert reports, depositions, and trial testimony.

  
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• Expert Witness #244671

  This mechanical engineer and pipeline expert is a seasoned Mechanical Engineer with over 55 years of domestic and international experience across energy and related industries. This expert is a registered Professional Engineer (PE) in over 10 states with expertise in oil and gas, pipeline systems, safety protocols, and mechanical design. This expert is a certified safety expert with specialized training in oil and gas facilities, refining, and construction operations. As an instructor, this expert has taught energy-related courses, including drilling operations and oil and gas safety, through energy training providers and a well-regarded university. This expert has authored technical manuals, industry papers, and computer programs and holds over 10 U.S. patents for downhole equipment innovations.

  This expert has over 35 years of litigation experience and has provided legal testimony in matters related to oil and gas well drilling, blowout prevention, pipeline design, power generation, and mechanical systems. This expert also has significant experience in product liability, personal injury analysis, and accident reconstruction.

  
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• Expert Witness #280529

  This fuel blending expert earned an M.Sc. and Ph.D. in Chemical Engineering and has expertise in chemical processing and engineering, with extensive experience in mixing processes involving miscible liquids, immiscible liquids, and solid-liquid suspensions in oil and gas industry applications. This expert's expertise includes blending crude oil and fuels, as well as handling asphaltenes and waxes in crude oil and fuels. This expert's experience also includes sizing and selecting processing equipment to ensure proper mixing and transport of crude oil and fuels.

  This expert has testified in arbitration, providing opinions on process engineering issues involving the flow of oils and fuels in the oil and gas industry.

  
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• Expert Witness #282481

  This oil and gas expert holds P.G., CHMM, and RSO credentials and has senior executive leadership experience with a professional services and consulting firm specializing in environmental consulting, engineering, and industrial hygiene. This expert holds certifications in Hazardous Materials Management, remediation credentials for petroleum storage tanks, and extensive experience in oil and gas cleanup and compliance. This expert also holds B.Sc. degrees in Biology and Geology and an M.Sc. in Geology from a university.

  This expert has worked in the industry for over 35 years and founded a firm over 30 years ago. This expert has expertise in fuels, lubricants, chemicals, storage, transportation, blending, release response, emergency recovery, remediation across downstream, midstream, and upstream settings, and related compliance and regulatory reporting. This expert holds a P.G. credential or license in several U.S. states and has performed fuel system audits throughout this expert's career, including active exploration and production sites, orphan oilfield sites, large-capacity floating-roof tanks, and small retail facilities.

  This expert has handled environmental due diligence for multi-state acquisitions and has experience with regulated tank projects, compliance audits, retrofits, full system removals, compliant reporting, inventory control, emergency response, gross recovery, oil and gas portfolios, transportation and bulk terminals, exploration and production assets, bulk facility divestitures, airports, refineries, transportation, distribution, and pre-redevelopment petroleum storage tank removal consulting.

  This expert is an experienced expert witness and litigation consultant with deposition, jury trial, and bench trial experience.

  
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• Expert Witness #284166

  This oil and gas supply management expert founded a consultancy that helps companies, investors, and governments develop resilient, agile, sustainable, and secure supply chains. The consultancy has analyzed contracting procedures for gas pipeline allocations and operations as part of an assessment of the comparability of natural gas marketing, operations, pricing, contracting, and maintenance to their equivalents in oil and coal supply chains, highlighting differences between the industries.

  This expert has identified potential sources of discrepancy in measured quantities of resin delivered under a supply contract and suggested the most likely causes of the variances. The product was shipped in bulk and weighed via scales, silos of material were released via calibrated meters, and the manufacturing operation used backflushed quantities of resin to quantify the discrepancies.

  This expert led a multi-year project assessing technological, economic, and operational issues affecting the supply of gas and oil. The scope included flowmeters, line pipe, OCTG, valves, compressors, surveillance drones, and other pipeline equipment and services.

  This expert has experience creating an oil and gas pipeline study that analyzed competitive dynamics in the oil and gas pipeline market and quantified and forecast pipe needs by pressure, size, and metallurgy, based on a bottom-up database of pipe projects in the United States.

  
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• Expert Witness #287021

  This international shipping expert has over 45 years of experience across international energy markets, including over 15 years in the Middle East, spanning oil and gas trading as well as senior roles with responsibility for the commercial and shipping aspects of large-scale hydrocarbon movements.

  This expert had direct responsibility for the export and movement of thousands of cargoes of oil and gas, covering commercial, operational, and financial aspects. This included oversight and analysis of typical trade flows, operational management of shipping with vessels employed under time charter, spot charter, and contracts of affreightment, and instructions and documentation on routing and logistics, STS transfers, piracy, and sanctions, including transactions with Iranian counterparties.

  More recently, this expert has served as an instructor with an industry training organization, presenting workshops on oil and freight markets, costs, value drivers, and typical and niche oil movements. This expert also covers governance and controls, including sanctions and how some traders make money by circumventing them.

  
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• Expert Witness #289608

  This oil and gas processing/value chain expert serves in a senior producer services role for a well-known consultancy specializing in all phases of the natural gas, oil, and NGL value chain across major producing basins.

  This expert has a proven track record across the energy sector, with industry-recognized knowledge in oil and gas marketing, midstream contract negotiation, gas gathering and processing, business development, and all phases of producer services.

  
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• Expert Witness #289614

  This mid-stream asset evaluation and development expert has held senior leadership roles with energy consulting and education firms, leads an executive team, and offers over 40 years of experience in upstream and midstream processes, energy marketing, and energy research projects. This expert is widely regarded as an authority in crude oil, natural gas, NGL, and LNG, with expertise spanning major U.S. producing basins. This expert has managed thousands of natural gas transactions involving billions of cubic feet across U.S. producing basins and Mexico.

  This expert also leads a nationally recognized energy education firm offering courses in Natural Gas Basics, Gas Midstream and NGL Basics, and Gas Processing Agreements that have been shared with over 10,000 industry professionals. Before launching these firms, this expert held positions with major energy companies. This expert is an in-demand speaker and lecturer with past engagements for prominent energy, royalty, and oil and gas industry associations. This expert is a respected thought leader, a popular contributor on professional social media, and a frequent podcast guest on energy platforms. This expert has extensive prior litigation experience, including deposition and testimony.

  
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• Expert Witness #296553

  This oil and gas industry expert is a P.E. who has over 15 years of specialized experience in the oil and gas energy industry, with extensive experience in transportation, integrity management, safety, processing and refining, and Process Safety Management (PSM).

  This expert has practical, hands-on expertise in failure analysis of varied systems, integrating process and operational data, repair records, and relevant technical documentation. This expert's approach is grounded in direct experience operating, designing, and maintaining oil and gas assets, which informs analysis through real-world application rather than solely theoretical knowledge.

  This expert specializes in pipeline integrity management and inspections, including pipeline IM, ILI, DA, and hydro testing. Over more than 15 years, this expert has developed extensive experience managing, designing, and executing inspection schedules and conducting inspections, including ILI, DA, and hydro testing, for both liquid and gas pipeline assets.

  This expert has also been responsible for pipeline integrity management programs during asset purchases and divestitures, including integrating programs after a large pipeline acquisition. That work included comprehensive review of multiple programs, industry regulations and best practices, and asset condition to make recommendations for safe and compliant asset management.

  As a consultant, this expert frequently evaluates current asset condition, considers best practices and regulations, and makes recommendations to pipeline operators regarding right-sized and cost-conscious solutions suited to their operations.

  This expert is an experienced expert witness and litigation consultant.

  
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• Expert Witness #304369

  This international shipping expert is an oil and gas trading manager with over 30 years of experience in the industry. This expert has extensive knowledge of the specialized practices, procedures, and customary activities unique to the physical oil, gas, and energy markets.

  This expert has experience involving Iranian oil and energy markets, including trading with national oil companies and other Iranian energy-sector entities concerned with bitumen and petrochemicals. Having personally chartered many ships while active as an oil trader, this expert has an in-depth understanding of the factors affecting freight rates and how they are negotiated.

  
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• Expert Witness #304428

  This international shipping expert has over 35 years of experience in the oil and gas industry, including tanker freight rates, crude oil pricing, oil marketing, tanker chartering, ship-to-ship transfers, and crude oil valuation.

  This expert has experience in disputes concerning the hedging of tanker freight rates and has advised oil producers on crude oil pricing using Middle Eastern crude grades as pricing benchmarks. In a senior oil marketing role at an oil and gas company, this expert's team managed time charters for offtake and storage tankers with frequent ship-to-ship transfers.

  This expert has provided valuation analysis for cargoes of Middle Eastern crude oil and has been involved in projects concerning the trading and term purchase of Iranian crude oil, including work involving a prominent national oil company in Iran.

  
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• Expert Witness #304449

  This international shipping expert is a highly seasoned oil trade and operations analyst with over 20 years' experience in the energy industry, having occupied various roles involving strategic project origination and implementation in upstream and downstream oil and gas sectors, physical oil trade, offshore marine logistics, alternative energy, financing, and risk management.

  This expert is well versed in international shipping, freight rates, and tanker operations.

  
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