PDC - Key Persons


Billy Langdon

Job Titles:
  • Staff Member

David Lowry

Job Titles:
  • Manager

Jason Vincik

Job Titles:
  • Senior Mechanical Engineer
Jason's career has included 6 years of mechanical design as a PE and 5 years as an EIT for a variety of clients including manufacturing, retail, education, and municipal. Jason has been with PDC since 2014.

John Tomaszewski

Job Titles:
  • Director of Electrical Engineering

Stacie C. Gado

Job Titles:
  • Director of Office Operations
Stacie has over 20 years of experience in the A/E/C industry. She oversees and manages all Marketing, COP's, RFI's, Shop Drawings, and Project Closeout. Stacie enjoys spending time with her family and friends, and getting accustomed to living in North Carolina. Stacie has been with PDC since 2017.

Steve W. Campbell - President

Job Titles:
  • Mechanical Engineer
  • President
Steve is a licensed Mechanical Engineer and point of contact for owners and the design team. As President of PDC, where he has worked for over 25 years; he oversees and manages all staff to ensure project goals and schedules are maintained. A North Carolina native, Steve enjoys spending time with his family on local lakes and skiing. He and his wife have fun watching their children swim and play soccer - and they all enjoy attending Wolfpack football games. Education North Carolina State University - Raleigh, N. C. Bachelor of Science Degree - Mechanical Engineering

Tom Butkovich

Job Titles:
  • Electrical Engineer

Trisha Holland

Job Titles:
  • Mechanical Designer
Trisha has 39 years as a mechanical engineering designer. Healthcare - 20+ years engineering and designing HVAC systems for Hospitals, Clinics, Ambulatory Surgery and Pharmacy Education - 15+ years engineering and designing HVAC systems for colleges and universities involving laboratories and K-12 schools

Zane Weaver

Job Titles:
  • Construction Administration