...our services have saved our clients more than $1,400,000,000 in the past two decades...

Founded independently in the early 1984 in Houston, Texas, AMS Consultants and PAR Staff merged in 2005 to unite some of the most experienced professionals in the industry. AMS-PAR is an independent firm specializing in contract compliance review services. With our staff of seasoned professionals and our extensive industry background, we provide our services to a wide variety of businesses including oil and gas producers, royalty owners, refining and petrochemical facilities, power producers, and state/federal agencies. Whether you represent a two-person partnership or a federal government agency, we tailor our reviews to meet your company’s objectives, and we staff the engagements with the right resources dedicated to meeting those goals.
Our record confirms that our thorough methodology brings results — our services have saved our clients more than $1,400,000,000 in the past two decades. And more than 85% of our business is generated from repeat clients.
AMS-PAR Principals and Other Engagement Professionals
David M. Johnson, Partner
Dave Johnson has more than 30 years of experience in the energy industry. Since joining the company in November 2003, he has been instrumental in growing the company more than 450%, driving a client-centric focus, and implementing infrastructure tools that enhance client data security, improve analytical capabilities, and drive efficiencies. Dave manages the company’s daily business activity and leads its Litigation Support practice. While at AMS-PAR, Dave has provided expert testimony in state and federal court and has participated in fraud investigations. Before joining AMS-PAR, Dave owned his own consulting practice and served as Internal Audit Director at Mission Resources and Internal Control Audit Supervisor at Marathon Oil Company.
Throughout his career, Dave has held positions that give him unique insight into our client’s needs. Those positions include assignments in accounting, procurement, forecasting, and auditing. Dave is an active member of COPAS and was the Houston Society’s Audit Committee Chair. He is also involved with the Institute of Internal Auditors, having developed and taught an introductory audit class for the API and IIA. Dave stresses goal orientation to develop cost-effective solutions for clients.
Robert C. Moore, Partner
Robert Moore brings more than 20 years of experience to the AMS-PAR team, including his accounting, finance, management and marketing backgrounds at Marathon Oil Company, Coastal, El Paso Corporation, and Ford Motor Credit. He has the necessary computer and analytical skills to provide the technical expertise needed in the analysis of large datasets obtained from clients. He holds an MBA from Indiana University with a double major in accounting and finance. He has managed and completed major vendor, infrastructure construction and supplier contract compliance engagements.
Consultants
AMS-PAR professionals are among the most experienced in the business with an average of 25+ years in related fields. Each consultant has strong analytical skills and industry expertise. We seek out and retain those with demonstrated expertise and skills. Now staffed with more than 30 consultants, our firm offers both breadth and depth of knowledge in a wide range of industries, from oil and gas to government, and construction and utilities to manufacturing. Many of our consultants are specialists in particular fields, such as contract analysis, joint venture and international accounting, transfer measurement, product transportation, and gas marketing. Some have hands-on field experience, a rarity in our business.
As leaders in the field, we maintain an active presence in industry associations. Staff members have held leadership positions in the Dallas and Houston COPAS Societies, the Institute of Internal Auditors (IIA), and the Chief Audit Executive roundtable.