We Have a Passion

for Versatile

Construction

 
 

We will

be there

for you

 
 

Your satisfaction

is paramount

to us

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Our Mission

We Build Your Dreams

Your vision will be fulfilled through our quiet confidence, innovation, and quality craftsmanship.

Our Work

Commercial

Healthcare

Historical

Infrastructure

Remodel

Residential

Our Team

We Will Work for You

Our goal is to integrate seamlessly with each client we are partnered with – from preliminary design, through construction, to owner occupancy.

Meet Our Team
Job Site Safety

We Come Home Safely

Safety is not just a goal at Diamond it is a culture. We manage our risks through education, communication and compliance with safe practices.

More Info
Established in 1985

Proud to be a Montana business

We have been completing commercial and residential construction projects for over thirty-five years. Our team of professionals range from engineers to skilled craftspeople.

Meagan MillerInterior Designer at CWG Architecture + Interiors

Working with Diamond Construction is always gratifying. They make my job as an Interior Designer much easier by effectively communicating throughout the project. The entire team at Diamond truly cares about doing an excellent job versus simply getting the job done.

The Western Bar and Gold BarHelena, MT

We were satisfied with the professionalism and craftsmanship of the entire Diamond team and would highly recommend them for remodel or new build projects in Downtown Helena and beyond.

Michael E. RuppertBoyd Andrew Services

I would rate Diamond as the best contractor I have ever dealt with for all areas of construction.

Marie WilsonIn2itive Architecture

Construction projects can have stressful moments and setting a framework from which we can all problem solve and work together throughout this complicated project has been very rewarding. Thank you Diamond!!!

Tenant Improvement DowntownHelena, MT

The remodel is looking so great, what a transformation you and the crew have done! We are all very excited about the space and are proud to rent it to our next tenant.

Carolyn JetteJudith Basin County Free Library

We were well informed of the work to be done by the subcontractors. Every problem was addressed immediately and solved in a timely manner.

Rick DuncanSuperintendent, Powell County High School District

We are exceptionally satisfied with the results of our partnership with Diamond Construction.

Anthony PerpignanoAIA, President CWG Architecture + Interiors

Diamond Construction is a force worth seeking out for a successful project. I thoroughly enjoy working with Diamond’s team from their meticulous care of details to their easy-going good nature.

Let's Get Started

We want to be your Contractor of Choice for Life

Meet Us