Triple Tree's mission is to provide expert and innovative engineering services in a humble and honest manner with a strong commitment to quality and reliability



Municipal Engineering

Community Planning and infrastructure development.

Design and development of public municipal water, wastewater, and storm water retention.

Preliminary Engineering Reports, Grant and Loan Applications, and Capital Improvement Plans.

Roadway design, sidewalk development and accessibility.

Parking lot design and development.


Utility design, coordination, and relocation.

Construction Management


Comprehensive management and observation of the construction phases of public and private projects.

Site Design


Civil planning and design for commercial and residential building sites.

Subdivision design, lot layout, road and street design.


Storm water drainage layout, community water & wastewater design, floodplain delineation. 

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Rail Development

Rail development including: rail park, rail spur and track design, railroad quiet zone development.



Brad Koon, PE

Brad is a licensed Professional Engineer in MT, WY.  He received his Civil Engineering degree from Montana State University, Bozeman. He is also a Land Survey Intern.  Brad has over 20 years of engineering experience with a background in civil design and management, focusing on municipal systems site/utility design, and project development. Brad provides senior project management and facilitates communication between design staff, regulatory agencies, contractors, and owners.

Jason Crawford, PE

Jason is a licensed Professional Engineer in MT.  He received his Civil Engineering degree from Montana State University, Bozeman.  Jason serves as project manager and design engineer for Triple Tree Engineering.  Jason has over 20 years of design and project management experience focusing on transportation, water systems, wastewater systems, storm water systems, and land development.  Jason has funding, bidding, and construction management experience creating a seamless process from project initiation through construction completion. 

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Chase Eaton, PE

Chase is a 2017 Carroll College graduate with a Bachelors of Science in Civil Engineering.  He has 5 years of experience designing municipal utility systems, trials and roadways.  At Triple Tree, Chase performs general civil design and construction engineering. 

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Mitch West, Engineering Technician

Mitch holds an engineering degree from Montana Tech in Butte.  A Townsend native, Mitch joined the Triple Tree team in September of 2020.  At Triple Tree Mitch performs general civil design and construction engineering.  


Aaron Peters, EI

Aaron is a 2015 MSU Northern graduate with Bachelors of Science in Civil Engineering.  Aaron joined Triple Tree Engineering in March of 2021.  He has 7 years of experience as a transportation engineer.  At Triple Tree Aaron performs general civil design and construction management.  


Matt Cash, Engineering Technician

Matt holds a Bachelor of Science degree from Clemson University and a master's degree from the University of Tennessee. Matt joined the Triple Tree team in July 2021.  He has a background in construction administration, project execution and project coordination.

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Krista Hanson, PE

Krista Joined Triple Tree in 2021.  With over 10 years of engineering experience, Krista has extensive knowledge in municipal project design including wastewater, water system, site design, parking, and street design.  


Kelly Koon, Executive Assistant

Kelly manages the day-to-day business operations of Triple Tree Engineering including business marketing, bookkeeping, and accounts receivable. 



Brad Koon, PE
Licensed:  MT, WY
Cell:  406-461-0692
Jason Crawford, PE
Licensed:  MT
Cell: 406-461-2115

Physical Address:

800 N. Last Chance Gulch 
Suite 101
Helena, MT 59601

Mailing Address:

PO Box 162
Helena, MT 59624


For any inquiries or questions, please call or fill out the following form

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