• Granite Mountain Memorial (GMMA)

    GMMA is an icon representing Butte’s mining heritage. In 1917, one of the deadliest disasters in metal mining history occurred. Pioneer successfully completed Superfund remediation within the strict confines of an existing community, turning a previously unusable area into a viable community park. Learn More »

  • McLaren Tailings Reclamation

    The McLaren Tailings Site has contributed to acid mine drainage into the Butte Soda Creek, which leads to Yellowstone Park. Pioneer Technical developed a corrective design to stabilize surrounding water sources and removed mine tailings.
    Learn More »

  • Whitney Canyon Gas Plant

    Whitney Canyon Gas Plant was closed due to declining gas production; Pioneer Technical has been brought in to reclaim the site.
    Learn More »

Welcome to Pioneer Technical Services, Inc.

Pioneer Technical Services, Inc. is an employee-owned full-service engineering and environmental services firm. Pioneer’s corporate office is located in Butte, Montana, with branch offices throughout the northwest.

Pioneer was founded as an environmental science and engineering firm, and to this day that work remains our focus. The scope and breadth of our projects dictated that we expand our skills. Today, we are also a premier civil engineering, construction management, land surveying and materials testing firm dedicated to providing innovative solutions that enable our clients to build and maintain a competitive advantage.

Pioneer provides our customers with start to finish support so they can confidently address their engineering needs. Our corporate strategy is to complete each project as quickly and efficiently as possible without compromising quality. This strategy results in a large percentage of return business, allowing employees to maintain productivity and minimize marketing-related overhead expense.

As technology advances and our world changes, we stand ready to solve problems, meet deadlines, and deliver superior performance to all of our clients.


Pioneer Part of Successful Soda Creek Cleanup Project

September 10, 2014

Remediation of the Soda Butte Creek near Yellowstone National Park is wrapping up — and the trout are returning.  Pioneer provided design and construction administration on the McLaren area. The McLaren Tailings Site is located near Cooke City, MT in a valley drained by Soda Butte Creek, which runs through the site and through Yellowstone National Park, approximately five miles downstream. More  –  McLaren Project

Pioneer Environmental Support Services GSA Award

May 2, 2014

May 2, 2014. Pioneer has been awarded a BLM Blanket Purchase Agreement through our GSA Schedule to provide environmental support services.

NRDP Fish Crossing Project Awarded to Pioneer

April 7, 2014

The Natural Resource Damage Program (NRDP) awarded Pioneer the Cottonwood Creek Crossing and Fish Screen Engineering Design project. Pioneer will design a new fish-friendly crossing structure on Kohrs and Manning Ditch that includes a fish ladder, fish screen, and other components for fish passage in all seasons and flows. Pioneer will also manage the project bid documents and constructions specifications.

Pioneer Receives Safety Award

March 25, 2014

In March, BP recognized Pioneer’s record of safely working for 6 years and 10,000 hours without a recordable injury.

Parking and Bike Lane Project Awarded to Pioneer

For Butte-Silver Bow, Pioneer will survey selected streets along 21 city blocks to determine areas for possible angled parking and viable bike lanes that could provide safe access to parks, businesses and existing trails. More

Featured Projects

Interstate-Callahan Rock Dumps Remedial Action

Pioneer Technical was hired by the Coeur d’Alene Trust to take remedial action on the Interstate-Callahan Upper and Lower Rock Dumps. This project included excavating, loading, hauling approximately 183,000 bank cubic yards of mine wastes from the Read more »

Copper Mountain Sports and Recreation Complex

Pioneer completed planning, design, and construction-phased engineering support for the Copper Mountain Sports and Recreation Complex, a new park facility, including approximately 1 mile of new pedestrian and bicycle trails. The project included deta Read more »

Class II Landfill

Pioneer planned, designed, and provided construction oversight services for two 10-acre lateral expansions at the Butte-Silver Bow County Class II Municipal Solid Waste Landfill (Phase 2 expansion in 1998 and Phase 3 expansion in 2008). These project Read more »

Greenway Trail Pedestrian Bridges

Pioneer Technical Services, Inc. (Pioneer) assisted with the development of the trail system and facilities master plan for the Silver Bow Creek Greenway, a 26-mile corridor along Silver Bow Creek in Southwest Montana. The objective of the Greenway i Read more »