Dean Prothro

Training for our Entré Access & Security Management software is the primary responsibility of Dean Prothro. Dean has 23 years of experience in the security industry, including system design, programming, and testing; product training and certification, and technical support. He has an AA degree in advanced electronics theory as well as numerous access control, security, and fire alarm detection and control certifications. In addition to developing and delivering our 4-day Entré certification class across the country, he will be involved with both the financial and retail markets. 

Harry Cooper

 Harry has been training with DMP for nearly eleven years. For the ten years prior to coming onboard with DMP, Harry was an operations manager at an alarm company that sold and installed DMP products. And ten years prior to that he was an electrical engineer at an alarm manufacturing company. In his long career he has amassed knowledge in central station automation systems, Remote Link, and the full line of DMP panels, peripherals, and software. Harry holds an associate’s degree in engineering technology.

John Singleton

John has nearly twenty-two years of experience in the security industry including ten years with an OEM manufacturer of security sensors and electronic access control products.  John served in three positions there: Customer Service Technician, Technical Support Supervisor, and Director of Training.  John has also worked for alarm dealers in the Las Vegas area that specialize in access control.  John joined the Technical Support Department at DMP in 2006 so he is very familiar with our products.

Johnny Main

 Johnny's career in the industry began serving as a Distribution Account Manager, and includes five years with a manufacturing company where he was responsible for sales and training of new and existing dealers.  Most recently, Johnny served as Project Manager for national systems integration company.  While there, Johnny coordinated a major conversion project using DMP equipment.

Lowell Ellingson 

Lowell has spent 26 years in the security industry.  During this time he served in many capacities, including Technical Support Representative, Regional Sales Manager, and Vice President of Training.  Lowell brings with him a great depth of knowledge and experience to add to our training department.