Meet Our Owners

Jimmy Welzig and his bride Jalene founded this company in 1994. Together they have strived and succeeded in making this company the largest family owned HVAC company in Northern Colorado. Customer Satisfaction is our TOP priority. Jim and Jalene reside in Mead with their farm of animals and children. They are both pilots and are also crazy about their horses.
Meet Our Sales Team

Casey Welzig is a Home Comfort Consultant. He was born into this life and understands HVAC better than most around. He is knowledgeable and passionate. He started as an installer in his teens, but decided he wanted to serve his country while he could. He enlisted in the Marines for several years, and was honorably discharged. Afterwards, Casey came back to the family business where he worked his way up to Sales Manager and is the Lead Comfort Advisor. Casey lives an exciting life, where he enjoys many extreme sports, raising animals on his little farm, and spending time with his daughter.”

Weston Sanford is a Home Comfort Consultant along with being a Senior Service Technician. His understanding of this industry far exceeds most expectations. He can diagnose virtually any problem, he understands how to fix it, and can recommend new systems when needed. Weston has a passion for hunting and ice fishing. He is outdoorsy as it gets and loves taking his children on adventures with him

Meet Our Service and Maintenance Team

Bill Krus is our General Manager. He has been with this company since its start in 1996 and worked with Jimmy, our owner, in this industry prior. He is our most experienced technician and is continuously helping our technicians and office team with any questions or concerns. Bill is very involved in our higher continued education program for our technicians, installers, and customer service representatives. Bill enjoys four wheeling in his hummer in his spare time.

Chris Kurz is our Service Manager. He is dedicated to bringing the highest quality of service and expertise to our customers through training our technicians using technology and our state-of-the-art training center. Chris is also responsible for our commercial contracts. He is one of the last employees to go home, because he is always willing to run any extra calls with a smile on his face. Chris also is an avid skydiver and spends his weekends at Mile High jumping from thousands of feet in the air.”

Collin is a service technician. He is EPA certified and is working towards his NATE certification. When Collin isn’t working, he enjoys the outdoors. He likes back-packing, hiking, and hunting. He has two dogs and a cat and describes as a very animal oriented person.

Ross is a senior service technician. He was born and raised in England and gained his HVAC experience there before moving to the states. He enjoys traveling and has spent many years living in different countries.

Isaiah Mendoza: Maintenance Technician. (photo & full bio to come)

Dan is a maintenance technician. He is currently in HVAC school as well, to enhance his experience and education level. He is hard working and receives great feedback from our customers.

Reed is a service technician. He worked for Welzig in the past, went to school for more training, and came back with a fire for HVAC. He is a smiling person with a great attitude and a great work ethic.

Meet Our Office Team

Sherrie Brown is the Controller of the company and is the vessel that keeps us running. She enjoys spending her time away from work with her kids and grandkids. She enjoys having BBQs at her house or taking her grandchildren to the movies or swimming.

Lisa Martinez is the Office Coordinator; she has experience in every position of the office so she is able to help with any foreseeable issues. She loves biking, swimming, and hiking. She also enjoys her weekends at church or in the mountains.

Cassy Brack is our Advertisement and Marketing Manager. She works from home and office; she deals with any advertising project and is always finding new ways to market to our customers that suits their best interests and needs. She has two little girls that she adores. She loves spending her weekends watching the Broncos with her husband and shopping. She also likes to try new wineries or travel to new countries.

Joanna was born and raised here in the Longmont area. She is our Sales Manager. She loves to innovate new ideas to help the company’s success. She spends her free time with her family; her three children keep her very busy when she’s away from work. She also enjoys home projects, renovating her house, and baking sweet desserts

Bridget is our Purchaser, she makes sure all parts are ordered and warranty is handled, she also helps with A/R. She has a little girl that she adores and she can always be found with a smile upon her face.

Elizabeth is our dispatcher. She reviews the schedule and makes sure our technicians routes are smooth and efficient, and ensures no technician is running behind. She was raised in Mead. She loves singing and playing the piano.

Grace is a part-time help when she is not in school. She helps in book-keeping and inventory during her summer and break hours. She loves cheerleading and hanging out with her friends on the weekend.

Abrielle Abrielle is a member of our customer service team. She has several years of HVAC office experience. She is always willing to lend an extra hand and help where she can. She is usually the first person you will talk to on the phone. She has been blessed with a little girl and a little boy, and she loves to paint with them on her weekends.

Install Team

Saul Franco is our lead installer. He has been with our company for over a decade and receives the highest compliments. His son also has recently started working for our family company. Saul has 2 children. He loves the Broncos and has a passion for cars. He enjoys going out with family for dinner.

David Kaplan-Gomez is one our longest standing employees for Welzig and has been with us since 1998. He is our Install Manager and Lead Installer. Dave is well-rounded throughout our company and does our duct work evaluations, as well as any install, and he also can help in the office when others are sick. He is extremely honest and always willing to go the extra mile for our customers and the company. He has a wife and daughter that he enjoys spending time with when he isn’t at work. He is a major CU Buff fan and is wife was on staff with CU for many years. He enjoys soccer and plays on a semi-competitive league.

Edgar is a lead installer. He has been with our company for several years and always works until the job is done. He has a son and wife. He loves to make people smile

Erick is an experienced installer in HVAC and plumbing. He is great at installs and especially efficient when installing hot water heaters. He likes spending time with his girlfriend and dogs on the weekends.

Guillermo Ogaz-Morales is a Lead Installer (full bio to come)

Chris Install Apprentice (full bio to come)
Shop Team

Joe Piek is one of our part time drivers, he is retired from the education system. Joe enjoys travelling the world with his wife and is very involved with his family.

Ray is our fab designer; he makes metal for any of our custom duct work and oversees the warehouse. He also helps in install. When Ray gets the chance, he enjoys cooking; his specialty is Italian food. He has a daughter and a son and he enjoys going to car shows with his son. He has a passion for rare foreign cars.

Harry Dix is a part time help with driver. He is retired and enjoys living in Lyons with his wife and his grandchildren.