Our Goal

We are dedicated to providing the Gallatin Valley and surrounding areas with quality and cost effective housing. Whether you desire to design a custom home or to shop for a freshly built quality home, we have your needs covered. Fully licensed and insured, we work alongside quality subcontractors to accomplish your goals from frame to finish.

Picking your home

At K III Construction we can help you pick out your plans or create an entirely custom set of plans

General Contracting

K III Construction can be with you from creating plans, submitting to the HOA and City to the certificate of occupancy.


The entire process from picking out plans to getting in your home takes on average 6 months.
*City of Bozeman takes longer*

The team at K III Construction combine all their unique talents to give you the best home building process possible.

Kenny Kesterson


Our president, Kenneth Kesterson III has over 20 years of experience in Construction. His father began totting Kenny to jobsites whenever he could as toddler and young boy. Kenny got his first official construction job installing custom crown molding at the age of 12. He continued to hone his skills through the years by doing a variety of projects spanning from new construction, remodels, additions, to custom furniture and decks. He started his own business at 18 specializing in framing and trim carpentry. Kenny has an eye for both detail and design and is dedicated to giving his clients an enjoyable building experience from start to finish. Kenny enjoys coming home after a long day to his wife and 5 children.

Devan Fulfer

Project Manager

Our Project Manager, Devan Fulfer, has experiences in many areas. From a cook to construction manager, Devan is very knowledgeable. Devan has experience from remodeling shops to tile, trim, and everything in between. He cannot wait to build a garage at this house so he can return to one of his favorite hobbies- wood working. Devan is an integral part of the building process here at K III Construction as he helps manage the projects and coordinate the subcontractors. In his spare time, Devan enjoys just being able to spend time with his wife and son.

Leana Eastty

Office Administrator

Our office administrator, Leana Eastty, graduated from MSU with a degree in Business- Accounting. Over the years, she has worked in retail, property management and now construction. She manages all the paperwork for K III Construction. As a client, you will be talking with her a lot. From being involved in helping complete all the final details of your home, helping you get any questions answered for your construction loan, to giving you the bills each month, Leana will be there to answer as many questions as she can. In her spare time, Leana loves to be active with her two daughters and her husband.

Get in Touch

Find us at the office

Belgrade Business Center:

6300 Jackrabbit Lane St 7

Belgrade MT 59714

Give us a ring

The office: 406-209-0770

Kenny 443-617-6206

Contact Us