Our Business

Jeff and Nikki take pride in their work and make sure it is done right the first time. We know that on most service and installation projects time is very important, and we pride ourselves in not missing a deadline.

Our Team

Jeffrey Markham


Phone: 307 322-1595

Email: jeff@southwest-plumbing-mechanical.com


Born in West Gardiner, Maine Jeffrey (Jeff) started his own business at the age of 26 and ran it for 10 years before relocating to Tucson, Arizona. From there he entered into the business then known as Tucson Restaurant Equipment & Service Company, while employed there he started a sub division known as Southwest Installations installing commercial kitchens across the Southwest and Midwest. In January 1, 2012 Jeffrey Markham with Nichole Dirks started our new business in Wheatland, Wyoming. We will be servicing and installing HVAC/R equipment for commercial as well as residential industry, and will continuing in the commercial kitchen installations business as well. My hobbies consist of
Hunting, Fishing and Camping.

Nichole L Dirks

Vice President

Phone: 307 322-1595

Email: nikki@southwest-plumbing-mechanical.com


Born in Wheatland, Wyoming Nichole (Nikki) upon my completion of High school I attended Laramie County Community College for two years in the studies for a fine arts degree. While in college I worked at Hobby Lobby as a certified framer and at a Tattoo business doing Tattoos. My hobbies consist of Drawing, Painting,Tattooing, Hunting, Fishing and Camping. In August of 2010, I relocated toTucson, Arizona and In October 2010, I started working for Southwest Installations installing commercial kitchens and have been in the business since.