Contractors Institute, Inc.

Robert D. Gregory, CPCA , CBO, Virginia Class A Building and Electrical Contractor, is President of Contractors Institute, Inc., has served as general manager of a construction company, supervisor of the Virginia State Building Code, vice-president of National Assessment Institute, and adjunct instructor of building code studies in the Virginia Community College System and is recipient of the Virginia Community College System 2006 Chancellor’s Award for Outstanding Teacher. He has 38 years of experience in construction related activities, is certified in 14 areas of inspection and is a Virginia Master Electrician.  He has authored many books on construction, business practice and regulations.  Bob is a former Marine who served in Vietnam and is a life member of the Disabled American Veterans.

James Guffey  is our regulatory expert and instructor for the Basic Contractor Business Licensing Class.  Jim has served as member of the United States Marine Corps, a police officer and retired as Deputy Director for Enforcement for the Department of Professional and Occupational Regulation.  Jim had overall responsibility for investigations and adjudication of cases for the Virginia Board for Contractors.  He is a renowned expert on contractor methods and operations, and provides training for investigators nationally. Jim is also a recipient of the Virginia Community College System 2007 Chancellor’s Award for Outstanding Teacher.

Allison Camacho  presents seminars to contractors for the business and law modules. She has experience with exam administration and development and has co-authored numerous books on contracting.  Allison is a former US Army NCO and has an extensive background in briefing and training.

Axel Camacho is the IT professional of our team and manages the computer systems for Contractors Institute.  He served in the US Army and was a private contractor to the defense industry with the equivalent rank of Lt. Colonel.

Ronald M. Riggs, JD, LLM is the lawyer on our team and has been a member of the Virginia Bar for 30 years practicing as an Army Judge Advocate for 20 of those years and for the last 10 as a government attorney with the Departments of Defense, Transportation, and Homeland Security.  Ron is a West Point Graduate, Army Ranger, and retired from the Army as a Lieutenant Colonel.

George William "Bill" Butler , Electrical Instructor.  Bill is the Code Enforcement Officer for the City of Waynesboro and is certified inspector in building, electrical, plans review and property maintenance.  He serves as an advanced electrical instructor for the Virginia Building Code Academy and is a retired navy fighter pilot with the rank of commander.

Dr. Paul Naylor is a featured seminar facilitator and presenter. He is a retired Army officer and former head of test development of National Assessment Institute. Paul has presented seminars at many national conventions of state licensing agents and is recognized as a foremost expert in psychometrics.

Thomas Snead is our expert on police matters and working with the public.  He is a  featured lecturer on police and the public, offering  guidance on how to effectively interact during traffic stops and other police events.  Tom is a first sergeant with the Virginia State Police and is a former Marine.

Neville Derflinger, CPCA, CBO is the Plumbing and Building Code master of our team. He is a retired building official, DHCD certified instructor, staff instructor with Lord Fairfax College, and has 30 years experience in the construction industry. He also serves on the Virginia Tradesmen Advisory Panel.