972-525-3010
About VCOR Truck Services
VCOR is a mobile truck repair service for light, medium, and heavy-duty trucks. Our team is dedicated to providing top-notch diesel engine repair and maintenance services. We take pride in our experienced technicians and our commitment to excellence. At VCOR, we aim to keep your fleet running smoothly so that you can focus on your business. Whether it's regular maintenance or emergency repairs, you can rely on VCOR Truck Services to deliver professional and reliable solutions for all your diesel repair needs.
leadership Team
Founder & President
Rob Vaughn
Rob Vaughn brings over two decades of boots-on-the-ground experience in heavy-duty and medium-duty truck operations. As the Founder and President of VCOR Truck Services, Rob has built a company grounded in reliability, grit, and unmatched customer service—tailored specifically to the demanding needs of commercial fleets.
His career spans every angle of the Heavy Duty and Medium Duty service industry, from field diagnostics and emergency response to fleet maintenance management and mobile service delivery. Rob understands that uptime is everything. That’s why he built VCOR to be a one-stop solution for keeping trucks moving—no matter the time, job site, or road condition. Known for his hands-on leadership style and deep technical know-how, Rob leads with a commitment to excellence, safety, and performance. Whether supporting a single owner-operator or managing the needs of large regional fleets, Rob ensures VCOR delivers consistent, high-quality service with integrity at its core.
At VCOR Truck Services, Rob isn’t just running a business, he’s setting a new standard for mobile truck service in Texas and beyond.
Vice President, Operations
Paul Cornelius
Paul Cornelius is a seasoned operations leader with more than 25 years of experience in heavy-
duty fleet management, service operations, and team development. As Vice President of VCOR Truck Services, Paul plays a pivotal role in driving day-to-day performance, overseeing field teams, and ensuring every client experience meets the VCOR standard of excellence.
Paul’s career spans key leadership roles in some of the nation’s most demanding service environments. He has led large-scale mobile service teams, supervised regional maintenance operations, and implemented fleet programs that have improved uptime, reduced repair costs, and strengthened compliance across the board.
Known for his strong communication skills, calm leadership presence, and deep mechanical knowledge, Paul thrives in fast-paced, high-responsibility environments. He’s built a reputation for getting the job done right—efficiently, safely, and with unwavering accountability.
At VCOR, Paul brings strategic oversight and operational discipline to every truck that rolls through the yard or job site. His commitment to quality and reliability ensures our customers stay on the road and ahead of schedule.