Core Team

With nearly a century of combined experience, our team of Principals lead LoneStar Deepwater as one of the premier project management service companies for deepwater subsea and topside production systems.

Gary McCullough

President and founder of LoneStar Deepwater, LLC which he created in 2000. He formed LoneStar to provide a seasoned, experienced team to clients that have projects requiring deepwater subsea and floating systems specialists. Gary has been working in engineering and construction projects for over 34 years.


David Faulkinberry

Over 36 years of experience developing projects for exploration and production companies both offshore and onshore. The last 15 years of his career have been focused on deepwater subsea projects in the Gulf of Mexico, New Zealand, Australia, Equatorial Guinea and Ghana. His expertise includes subsea field development, deepwater operations, subsea commissioning and field start-up.


Kent Neuman

Over 28 year of process facilities, engineering design, construction management, and commissioning and start up expertise. He has worked in every aspect of onshore and floating facilities and is fully capable in following projects from preliminary engineering through commissioning and start-up.


Stephen Lyon

Subsea production system expert. His experience spans over 22 years and he is proven at every stage of an offshore development from concept selection through early start-up.


Richard Griffiths

Over 28 years of experience in design engineering and project management of deepwater projects. His experience includes senior roles in engineering, construction and construction management.

Support Staff

Our core principals are supported by a staff of 30 experts in the fields of subsea, pipelines, flowlines, production facilities, inspection, and construction.

Key Consultants

We employ an outstanding group of Key Consultants to assist on each project. Our Key Consultants have experience in:

  • Deepwater Flowlines & Risers
  • Umbilicals
  • Subsea Manifolds & Hardware
  • Control Systems
  • Fabrication
  • Inspection
  • Welding
  • Diving
  • ROV operation