Admin and Management

Administration and Management


MGI Mechanical Services - Mike Missimer

Mike Missimer

President and Operations Manager

Mike Missimer has nearly 30 years of experience in the HVAC industry. He is an HVAC instructor and has a passion for teaching. Mike has been involved in the development of many programs relating to the local HVAC industry.


Mike believes the customer and employee experience is everything when it comes to business. The rest are just incidentals.


Outside of work, Mike enjoys spending time with his family anywhere outdoors, fly fishing and traveling.

MGI Mechanical Services - Julie Kopcik

Julie Kopcik

Installation Coordinator/Operations

Julie joins the MGI team with over 11 years in HVAC and over 25 years of office administration experience. She has an associates degree in accounting and business management. Julie is known for getting things done right, strong attention to detail, her flexibility and ability to switch gears quickly. She enjoys lifting others up and also enjoys a well-working team has has fun together. 


In her free time, Julie loves spending time with her granddaughter outdoors, including riding bikes, camping and swimming. She just recently moved back to Northern Colorado from Colorado Springs.

MGI Mechanical Services - Ryan Dill

Ryan Dill

Project Manager

Ryan joins the MGI team with just under two years of HVAC experience. He is excited to advance his HVAC career and always brings a good attitude to work. Ryan is passionate about doing quality work and seeing the finished product. 


When he is not at work, Ryan enjoys fishing, football and family. 

MGI Mechanical Services - Jackie Jaillet

Jackie Jaillet

Accounting Specialist

Jackie joins the MGI team with four years of HVAC service and accounting and five years of customer service experience. She is known for her great time management and attention to details. Jackie enjoys making sure customers are taken care of and issues are resolved quickly. 


Outside of work, Jackie likes to bake, ride her motorcycle and hike with her husband and dog. She is currently training at CSU to have her dog be a therapy dog so they can visit rehab/assisted living facilities. Fun fact about Jackie - she has hiked to the bottom and back of the Grand Canyon twice!

MGI Mechanical Services - Kimberly Collins

Kimberly Collins

Service Coordinator

Kimberly joins the MGI team with over 6 years in HVAC dispatching and over 20 years in administrative and schedule coordinating. She loves the puzzle piece aspect of her job by figuring out the best technician and prioritizing the call for the customer. She is passionate

about working for a company that has the customer’s best interest at heart and works as a team.


When not at work, Kimberly enjoys spending time with family and friends - watching hockey, exploring Colorado, reading, knitting and making jewelry. She volunteers at the Susan G. Komen Race for the Cure and at animal shelters. 

Clara Backburn

Clara Blackburn

New Construction Coordinator

Clara joins the MGI team with a year of HVAC customer service experience. She finds the HVAC industry interesting and enjoys the fast-paced environment. Professionally, Clara is known for going the extra mile to help customers.


When she’s not at work, Clara enjoys show jumping horses and drag racing. Fun fact: she’s held a baby sloth on the Amazon River!

MGI Mechanical Services - Jeff Bonilla

Jeff Bonilla

 Project Manager

Jeff brings one year of HVAC installation experience to MGI. He is known for putting the customers needs first and making sure they are highly satisfied. He is passionate about giving his all to every job. Jeff said, “It’s amazing how a person can do so much when you put your mind to it. I really enjoy looking back at the job I’ve done once they are finished.”


When he’s not at work, Jeff enjoys cooking out and spending lots of time outdoors with friends and family. 

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