PC&S’ technical teams are some of the country’s most experienced and respected technicians, engineers, and project managers in the Pipeline Industry. We present optimal solutions for each project, valuing quality and efficiency through effective design, communication, and project management. We deliver turnkey solutions to streamline process, prevent mistakes and avoid hazards, and to give our clients the peace of mind that every one of our projects will be executed on time and under budget.

Since 2005, our core team has been growing the business and service groups to provide more corrosion solutions under one roof to the Pipeline Industry. PC&S has become one of the most diversified corrosion solutions providers with the Industry’s most skilled technical force.


Our Team draws upon decades of industry experience, advanced training and credentialing practices, and  superior leadership to provide flexible and effective solutions. From production pad to midstream operations – and everything in between – We Know the Pipeline Business.


Job-site safety is a 24/7/365 procedure.  Our dedicated safety staff understands the hazards of the varied environments in which we operate.  Routine, scheduled training for all employees – office-bound or assigned in the field – ensures our entire work force thinks and acts safely on the job.  We maintain stringent safety practices and records in addition to all client-required OQSG and Veriforce clearinghouse certifications. We want to ensure everyone arrives home safely.


Jacob Greenfield

Vice President

Jacob joined PC&S in July 2017 as Manager – Southwest Corrosion Division and quickly began optimizing and streamlining operational practices throughout the group.   Promoted to Vice President in 2020, Jacob has successfully led the merger of regional divisions into one of the most dynamic and capable corrosion services teams in the nation.  Jacob oversees day to day operational functions of the company in addition to serving in consulting and advisory roles for a multitude of high-profile clients.

Before joining PC&S, Jacob served as Managing Director of Inspection Services at SKW Enterprise Solutions in addition to years of experience in survey, testing, and data processing with Mears Group and National Pipeline Services.  Jacob holds numerous industry certifications including NACE CP-3 Technologist and SES.

Originally from Michigan, Jacob now resides in Jenks, Oklahoma with his wife, two children, and family dog.  When he is not working to protect the oil and gas infrastructure of North America, Jacob can be found exercising, spending time with his family, playing guitar, or volunteering with his local church congregation.

Tom Vangoor

Director – Business Development

Tom has more than 20 years of corrosion industry experience.  His current responsibilities include the direction of all business development efforts, in addition to individual project management.  Tom serves clients across the industry, from upstream petroleum exploration companies to midstream pipeline operators nationwide.

Tom holds numerous industry certifications including NACE CP-2 Technician, Coating Inspector Level I, Internal Corrosion Technologist, and Senior Corrosion Technologist.  Prior to his current role, he spent 11 years with several reputable companies including BIS-Tepsco prior to joining PC&S in 2012.

Born and raised in Michigan, Tom earned his Bachelor of Arts Degree in Communications from Grand Valley State University.  In his free time, he enjoys skiing, travelling, and spending time with his wife and three children. 

Nana Owusu-Sekyere

Corrosion Engineer

Nana has been with Pipeline Controls and Services since 2013. His work over the past years has been in various aspects of Corrosion Prevention including Stray Current Analysis, CP System Inspection, design and commissioning, AC Interference testing, and AC mitigation design.  He is experienced in field testing and troubleshooting of corrosion-related cases in pipelines.  His responsibilities also include contract bidding, scheduling, and personnel management.

His work in Corrosion began in 2010 after his graduate studies with The Catholic University of America, Washington DC.  Nana’s first job in corrosion was with an engineering firm contracted to study and design mitigation for stray current corrosion on a Metrorail system in the DC metro area. He holds a NACE CP-3 Technologist certification and is pursuing CP-4.  Nana holds a Master of Science Degree in Electrical Engineering. 

In his spare time, Nana enjoys spending time with his family and travelling.

Brian Langman

Manager – Corrosion Services

Following a brief internship, Brian was hired on full time with PC&S in 2009.  He amassed years of extensive field testing, troubleshooting, data analysis, and design experience before being promoted in 2019 to his current position.  In his role, Brian leads team efforts for consulting, design, and turn-key execution of projects for a multitude of clients throughout North America. 

Brian maintains a NACE CP-3 Technologist certification in addition to serving the organization as a Course Instructor for cathodic protection courses taught globally.  He serves as a voting committee member for NACE Education Task Groups and derives great satisfaction in helping shape the curriculum and structure of NACE CP courses.  He is the former Chairman of the Atlanta Section of NACE International. 

Born and raised in Atlanta, GA, Brian holds a Bachelor of Science degree in Public Policy from Georgia State University and is completing his MBA at the Georgia Institute of Technology (c/o 2022).  Brian is a former Division-I collegiate cross-country and track athlete, an avid tennis player, runner and weightlifter.  Aside from anything athletic and competitive, Brian loves spending time with his wife and three young children or running a barbecue smoker.

Shaun Powell

Project Manager

Shaun has over 12 years of corrosion industry experience spanning extensive testing and assessment work for both natural gas and liquid systems infrastructure.  He has supervised CP installations from initial baseline data collection through design, installation, commissioning, to turn-key client pass-off.  Shaun’s current responsibilities include complete client project management for some of PC&S’ highest producing customers.

Shaun holds an A.S. degree in Computer Science in addition to maintaining NACE CP-2 Technician and Internal Corrosion Technologist industry certifications.

When not tending to 24/7/365 client project management duties, Shaun enjoys spending time at the shooting range, fishing with his son, and travelling with his wife.

Robert Russell

Chief Inspector/ILI Project Manager

Robert joined the Team in 2018 and immediately got to work building one of our fastest growing departments, In-Line Inspection Services.  Robert leads his team providing tool run, coordination, inspection, and data analysis for cleaning, gauging and smart tooling runs for client’s gas and liquid pipelines infrastructure.  He brings over 15 years of ILI project management experience from previous roles with Tulsa Inspection Services and Enterprise Products Partners.

Robert maintains numerous industry certifications, including API 1169, CPWI, COR, NCCER, NORM, and Hazwoper.

When he is not in the field or managing inspection efforts, Robert enjoys the gun range and spending time with his family.

Patrick Carroll

Project Manager

Patrick joined PC&S in 2012 and quickly grew his skillsets across a variety of tasks including CP testing, installation, inspection, and data analysis.  He is currently responsible for multiple teams providing testing and installation services to multiple clients across the Southwest.

Patrick graduated with honors from Kilgore College’s Corrosion Technology degree program.  In addition to his A.A.S. degree, Patrick maintains a NACE CP-2 Technician certification.

Patrick is an avid sportsman and enjoys hunting and fishing all over Texas.  He enjoys relaxing at the lake with friends and family as well as spending time working around his shop.

Trey Picard

Construction Superintendent

Trey contributes over 12 years of corrosion industry operations and project management experience.  His current responsibilities include managing multiple construction crews and ensuring turn-key, quality pass-off of new CP systems to a variety of clients.  Trey has overseen hundreds of CP ground bed installations in addition to experience in leading anomaly dig inspections, interference testing, and mitigation projects.

Trey’s background includes experience in project management, operations, HSE, and construction management for a wide range of petroleum and pipeline companies.

Trey’s hobbies include spending time with his wife and daughter, hunting at his ranch, and offshore and bay fishing.