Jim is our main project manager. Jim also started as a laborer and worked his way up. Jims background includes over 30 years of construction. He has held positions such as the Director of Nampa Highway District #1, as well as the top management positions with Ada County Highway Dist. His knowledge includes construction planning, budgeting and construction law.


Rhonda is our office manager. Rhonda has more than 30 years in construction, and knows it from top to bottom as well. She insures that our clients are never caught off guard.

our leadership team

I started Cougar Excavation LLC to accomplish one main goal: Make expertise in the residential and commercial construction trades available to anyone tackling a major construction project. Our team of leaders give us the ability to accomplish that for our clients.


We live, eat & breathe construction in all its forms. Keeping construction going strong in this country is our day-to-day mission.

Our founder - Colby BuffingtoN


We know that you're reputation is only as good as the results of your last job. That's why we pride ourselves on a results-oriented approach.

‚ÄčCougar Excavation LLC


At Cougar Excavation LLC, we've taken our collective experience to create our own methodology to keep your project on track and under budget.

Colby Buffington


The Main Boss, quality controller, manager, and anything else she wants to add to her title. This is Colby's only child, and is learning the trade early.

Cougar Excavation LLC is a locally owned and operated, large scale commercial, municipal, heavy, and residential excavating contractor.

At Cougar we are equipped with various sizes of equipment to meet the demands of all earth moving jobs. Years of experience between both the owners and operators provide us the knowledge to complete all phases of your projects.