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. 

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 18 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 15 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. 

Scott Pfahler, PE

Scott is a licensed Professional Engineer in MT and ND.  He received his Civil Engineering degree from Montana Tech, Butte.  Scott serves as project manager and design engineer for Triple Tree Engineering.  He has over 12 years of experience in various fields of civil engineering including hydrological/hydraulic analysis and design, transportation, traffic engineering, railroad design, roadway and utility design, and construction administration.  Scott is also a Certified Floodplain Manager CFM.  

Chase Eaton, EI

Chase is a 2017 Carroll College graduate with at Bachelors of Science in Civil Engineering.  He has 3 years of experience designing municipal utility systems, trials and roadways.  At Triple Tree, Chase performs general civil design and construction engineering. 



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:

3102 Old Broadwater Ln
Helena, MT 59601


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


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