Mike McNairy H&M TransmissionMike McNairy is the Co-Owner and CEO of H&M Transmission and Automotive and H&M Collision and Auto Body responsible for overall operations and resources for both companies.  He holds Bachelors of Science degree from Ohio University and a Masters of Aeronautical Science degree from Embry Riddle Aeronautical University.  Mike grew up in Southern Ohio, graduated and was commissioned a Second Lieutenant in the United States Air Force.  After 21 years of Service, he retired and joined Paul Harris in creating H&M Transmission and Automotive and H&M Collision and Auto Body.



Paul Harris H&M TransmissionPaul Harris is Co-owner and COO of H&M Transmission and Automotive and H&M Collision and Auto Body responsible for daily operations, quality overview, and specialty transmission production.  Paul started his own business in Hutchison Kansas in 1996.  In 2004, he moved to Castle Rock and worked at the Transmission Clinic, LLC, where he established a solid business leading to the store’s most profitable year in 2005.  In 2006 he moved to Mr Transmission in Colorado Springs.  There, he improved the store so dramatically, it went from #135 of 152 stores nationwide to #12.  In 5 years at H&M, Paul continues to be key to the business gaining and annual 15 to 20% increase in gross sales.



Steve Dildine H&M TransmissionSteve Dildine is our lead transmission builder with over 40 years of experience and brings invaluable knowledge to our team. Steve is ASE certified in trans- axles and transmissions and has been a pivotal addition to H&M ensuring faster turn-around times for transmission rebuild and repairs.



Kristine Boyd H&M TransmissionKristine Boyd is our Customer Service Representative and facilitates all of our clerical and collision administrative operations.  She is a Colorado Native and mother of 4 who has over 20 years of customer service experience.  Kristine holds an AS in Health Care Management and a BS in Criminal Justice.  Kristine has been an invaluable addition to H&M and has been pivotal in the administration and clerical aspects of the company.


DJ Hahn H&M TransmissionDillon Gindro is a Colorado native and a Pickens Technical College graduate with over 4 years experience in the automotive industry. Dillon runs our diesel emissions testing and is the cornerstone of our general auto repair and heavy driveline work.



Nate Tymitz H&M Transmission

Nate Tymitz is a proud father of 4 and a Colorado native with over 15 years of auto refinishing experience. Nate is ICAR certified in color matching and refinishing and brings vast experience and exceptional quality to his work.



Orlando Lopez H&M TransmissionOrlando Lopez is our auto detailer who rounds out our body shop and provides H&M customers with excellent detailing services and a clean vehicle when collision repairs are complete. Orlando is a proud father of 3 with over 22 years detailing experience.



DJ Hahn was primarily hired as our Lube and Oil Technician, and is in training to be our lead transmission R&R technician.  A native of Colorado, DJ has 5 years of automotive experience and is a graduate of Chaparral High School.