Technical Board

Mark Lineberger, AHC/EHC Certified Fire Door Inspector Mark is Vice President of Valley Doors & Hardware, Inc., a family owned and operated commercial architectural openings business that was established in 1883. Mark has more than 25 years of experience in the business, with a split between the retail and commercial divisions. He is an Architectural Hardware Consultant (AHC) and Electrified Hardware Consultant (EHC) who has actively shaped the Door & Hardware Institute’s (DHI) educational classes and the development of new programs. His history with the organization dates back to 1997. Currently, Mark serves on its Board of Governors (2008-2011) and Education Council, for which he has served for two years. He has been a volunteer DHI instructor for a variety of classes for five years. Most recently, he became certified as a Fire Door Inspector, and he teaches DHI’s Fire Door Assembly Inspector (FDAI) certification courses. He also serves on the curriculum review committees for numerous DHI classes. In 2006, Mark received the Presidential Citation for participating in the development of the certification program for DHI’s electrified hardware classes. He also served on the Electrified Hardware Certification Exam Taskforce in 2005 and, in 2002, he was the recipient of the DHI Education Foundation’s Lesniak Scholarship. He earned recognition as outstanding student for electrified hardware classes in 2002 and 2001. He is a member of the Associated Builders and Contractors of Eastern Pa., Inc. (ABC), and has been a part of its training committee since 2007. Mark also is a member of the International Code Council (ICC), the National Fire Protection Agency (NFPA), and the Construction Specification Institute (CSI). He is a past member of the American Subcontractor’s Association of Central Pa. (ASACP), and he and served on its Board of Directors from 2001 through 2006. Mark earned a bachelor’s degree from Moravian College in Bethlehem, Pa. He enjoys spending time with family and volunteers as a youth soccer coach. He and his wife, Kelly, have two young daughters, Amy and Molly. Return to Top

H. Stephen Bettge, AHC Steve recently retired as a Senior Associate and Director of Life Safety & Hardware at NBBJ, a premiere architectural firm headquartered in Seattle with offices nationwide. His 38 years of experience and service as a building code resource around the country has led Steve to become known as “the code guru” throughout the industry. He has participated in negotiations with federal, state, and local building authorities and has experience with all occupancy types, including extensive experience with medical health facilities. Steve has been recognized by the Washington State Fire Marshall for his expertise as a code analyst. His expertise includes interpreting, coordinating, and implementing building codes and regulations relating to construction and life safety. Through his association with building officials, he has influenced several national and local code changes that benefitted both the building and hardware industries. He also had his hand in quality control and field inspections with regard to life safety, accessibility, fire codes, and specification compliance. He has been a volunteer instructor for the Door and Hardware Institute (DHI) for more than 25 years, primarily teaching the Codes and Standards curriculum. Steve also was the head instructor for DHI's "Architectural Hardware 3" program and several "Writing Architectural Hardware Specifications" courses. Currently, he teaches the Fire Door Assembly Inspector (FDAI) certification courses. Steve earned a bachelor’s degree in science from Purdue University and is a certified Architectural Hardware Consultant (AHC) through DHI. In addition, Steve’s credits include a long list of published articles and lectures and, since 1973, he has presented building code seminars for colleagues taking the Architectural Registration Exam. He has won many awards, including the prestigious George P. Merrill Award, a highly coveted award that is one of the top three awards granted by DHI to certified consultant members. Steve has been active within the DHI Puget Sound Chapter as head of the codes committee. As a code liaison, he offered unbiased code interpretations to building officials and responded to questions from those in the building and hardware industries. Steve and his wife, Pat, are enjoying retirement together. Their interests include gardening, walking, traveling, and spending time with their two children and three grandchildren. Return to Top

Lloyd Seliber, CML, CDT Lloyd owns and operates Keying Solutions, a company he founded in 2008. Keying Solutions provides software, project management, and specialized services for key systems. The company helps building owners, contractors, and hardware suppliers shorten implementation time and reduce project cost when implementing new key systems. Lloyd has more than 30 years of experience in the locksmithing business. He holds a patent on the Master Key Checkerboard and has applied for multiple U.S. patents on behalf of the companies for which he has worked. During his career, Lloyd has served the industry as a product manager, team manager, training manager, and business development manager. Since 2006, he has been a Master Keying Instructor for the Associated Locksmiths of America (ALOA) and the Door and Hardware Institute (DHI). He got his start in the industry in sales and commercial locksmithing and, during this time, he also was a locksmith shop owner. Lloyd has worked for DORMA, Ingersoll-Rand, and Schlage, a division of Ingersoll-Rand Security Technologies. He earned a bachelor’s degree in Communication and graduated magna cum laude from Elizabethtown College in Elizabethtown, Penn. Lloyd is a Certified Construction Document Technologist (CDT) and a Certified Master Locksmith (CML), and he holds California General Contractors’ licenses, Class B and C61.  Return to Top

Steve Wilson, AHC/EHC Steve is founder and President of Western Entrance Technology, LLC, located in Monroe, Wash. His long career in the commercial door and hardware industry spans more than 28 years with experience as a contract hardware distributor, manufacturer, representative for an independent door and hardware sales agency, and an access control systems integrator. His expertise is in electrified hardware, security access control, and door automation. Steve earned his Architectural Hardware Consultant (AHC) credential from the Door and Hardware Institute (DHI) in 1991, and his Electrical Hardware Consultant (EHC) credential in 2006. In 2007, Steve passed the Fire Door Assembly Inspection (FDAI) program with DHI. He is a member of the American Society for Industrial Security (ASIS International) and an inspector for the American Association of Automatic Door Manufacturers (AAADM). He also holds a low-voltage electrical license and a specialty contractor’s license in Washington and California. Steve has been an active member of the Door and Hardware Institute for 21 years. He has volunteered for DHI as a national instructor for the last 10 years. In his spare time, he enjoys being home in the country with his wife, Alida, and their dog, Oso. For fun, he likes to hike, mountain bike, and fish.  Return to Top

Alex Domsky, CRL Certified Fire Door Inspector Alex Domsky is CEO and founder of Total Quality Services (TQS), an industrial and commercial door and hardware installation company that was established in 1985. He recently founded Fire Door Inspection Specialists (FDIS). FDIS provides annual fire door inspections to help its clients maintain compliance with NFPA 80, 2007 edition, and the Florida Building Code. Alex’s background with doors and locking hardware spans more than 30 years, and he has more than 20 years’ experience working in the nuclear power industry. TQS has been installing doors and hardware for commercial and industrial structures, including schools and hospitals, for the last 15 years. The company began resolving door and hardware challenges at Florida’s five nuclear power plants, which are operated by Florida Power & Light and Progress Energy. Alex created the first preventative maintenance program for specific door types and frequency-of-use at the St. Lucie Power Plant. Currently, TQS is responsible for the inspection of fire doors in all non-power generating areas at the Turkey Point Nuclear Plant in Florida. He is a member of the Door and Hardware Institute (DHI), the American Society for Industrial Security (ASIS), Associated Locksmiths of America (ALOA), and the National Fire Protection Agency (NFPA) as well as its Industrial Fire Protection division. Alex has been a Certified Registered Locksmith (CRL) with ALOA since 1990. Most recently, he became a Certified Fire Door Inspector. He was factory trained by most major manufacturers including Best and Ingersoll-Rand. He’s also been a DHI student for training classes related to door and hardware applications and installations, and business courses. Alex enjoys spending time with his family in Stuart, Fla., and keeping fit by playing golf and bike riding. He and his wife, Kelly, have been married for 20 years. They have a son, Alex, who is in his first year of college, and a daughter, Kristy, who resides in California with her husband and new baby.  Return to Top