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.

Meet Our Plumbing Team

Carey King is our Master Plumber. He got his masters in January 2019.

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.

Michael MooreheadMichael Moorehead is one of our diligent service technicians and our specialized commercial technician. He is always willing to work overtime to keep our clients happy. He is very positive and works until the job is done. Mike is very into music and was hired as a guitarist for the Flations Church Longmont Campus where you can see him play every Sunday. He has two sons he named Hendrix and Marley, after his love for music. He receives very positive feedback with online reviews. Mike is a rare find.

Bob Chrisley is one of our most requested service technicians. He is quick at diagnosing issues and getting your system working efficiently. He spends his free time outside with wife and two kids, as well learning, researching, and trading stocks.

Dale Vandel is one of our trusted and experienced Service Technicians. When he’s not hard at work servicing your home comfort system, he enjoys hockey, wrestling, mixed martial arts and being outdoors.

Zack Arzola is part of our service team. When he’s not working hard to keep your HVAC system running smoothly, he likes to hike, work out, and ride bikes.

Jake Davies is one of our awesome maintenance techs and he enjoys playing guitar, gaming and hanging out with friends. Although, of course, he’d rather be working hard to keep your HVAC system running smoothly!

Michael Hood is a great part of our team! When he’s not working tirelessly to keep your home comfort system running well, he enjoys cooking, nature walks, and relaxing at home with his wife.

Ryan Dewald is one of our maintenance technicians. He is one of the most upbeat individuals you’ll ever meet. When he is not focused on maintaining your equipment, he can be found maintaining his truck. He has a passion for fixing things and fixing things up.

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.

Cassy is our Inside Sales Coordinator. She will help get your system replacement installed, she also does the financing options for all installs. She is also in charge of advertising and questions and accounts for our valued club members. She works from home and office; She has two little girls and a little boy that she adores. She loves spending her weekends working on their small farm and decorating her home. She also likes to try new wineries or travel to new countries.

Lisa Martinez is in charge of our accounting departments. She is able to help with any bills needed to be collected and sent out, so feel confident that she can help answer any of your billing questions. She loves biking, swimming, and hiking. She also enjoys her weekends at church or in the mountains.

Olivia is our dispatcher. She will be one of the first voices you hear when you call Welzig. She has ample experience in HVAC scheduling and will assure we get you scheduled smoothly. When she’s not , she is studying for her college classes, where she is majoring in psychology. She also loves spending time with her daughter and reading at the park.

Kendahll is one of our energetic CSRs. She is here to greet you with a warm smile and quickly get you on the schedule for all of your HVAC needs. When she’s not working, she likes to assist with vehicle builds and participating in the local drift scene. Otherwise she likes to be a home body, watching trash reality TV and playing video games.

Grace is a CSR and helps with the sales department. She enjoys greeting people from calls that come in and getting you on our schedule. While she is not working, she loves to be outside and listening to music. She enjoys family time as well. She is expecting a little girl and excited to be a mom!

Johnny Hoyt is our Purchaser. He is NATE certified with ample HVAC service experience. With having these qualities, it makes for a highly rated Purchaser who can confirm we are ordering the correct part to get your system fixed. He was an Army brat but has lived in Colorado for almost 30 years now. He has 5 grandkids that he loves to take to the park.

Meet Our Install Team

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.

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.

Jeremy is one of our valuable lead installers. He is reliable, prompt, and hard working. He lives in Boulder with his wife and kids.

Max is one of our highly trained lead installers. He takes pride in his work and finishes each system with precision and brilliance. He enjoys hanging out with friends and riding his motorcycle. He also loves working on his truck.

Roberto is one our install apprentices. He is extremely hard working and willing to work late to get your system working safe and effectively. He also has a background in cooking and enjoys cooking for his family when he is at home.

Meet Our 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 driving. He is retired and enjoys living in Lyons with his wife and his grandchildren.