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47 Years
experience
Trusted Plumbing & Construction Services in Bozeman
Since 1979, Williams Plumbing & Heating Plumbing, Civil Construction, Engineering has been a trusted leader in delivering comprehensive mechanical and civil solutions across Montana and the Northwest. Founded by Ken Williams Plumbing & Heating Plumbing, Civil Construction, Engineering as a one-man plumbing operation, our company has grown into the region's largest plumbing and civil contractor while maintaining our core values of quality service and relationship-building. Our team of over 350 professionals specializes in plumbing, civil construction, HVAC systems, green energy solutions, engineering, and advanced construction technologies. With $550 million in completed projects and bonding capacity up to $100 million, we combine decades of industry experience with cutting-edge tools like BIM/VDC software, Trimble TX6 3D laser scanning, and robotic total stations.

Our commitment to safety exceeds industry standards with a 60% lower incident rate, while our investment in employee development ensures technical excellence across all projects. Recognized with multiple Gallatin's Greatest Awards, we serve commercial, industrial, and residential clients through offices in Bozeman, Big Sky, Billings, Missoula, Great Falls, and North Dakota. Our vertically integrated approach covers full project lifecycles from design to maintenance, ensuring seamless execution for every client.
Services
Commercial Plumbing Civil Construction HVAC Installation 3D Laser Scanning Preventative Maintenance BIM Coordination Steam Boiler Systems Hydronics Design Utility Tunnel Construction Snow Melt Systems
Details
  • Year established: 1979
Highlights and features
  • We have over 350 employees with expertise in advanced construction technologies
  • Our team has completed $550 million in mechanical and civil projects
  • Safety incident rate 60% lower than industry average
  • We utilize BIM/VDC software and Trimble TX6 3D laser scanning technology
  • Bonded up to $100 million with insurance coverage up to $15 million
What people say
Best Plumber award 60% lower incident rate Over $30k raised for food bank Battle-tested through recession Advanced technology adoption
Services
Commercial Plumbing
Our commercial plumbing solutions deliver efficient water delivery and waste management systems for large-scale projects. With 45 years of experience and advanced BIM coordination, we ensure code compliance and long-term reliability for buildings of all sizes. Our team specializes in complex installations that minimize system complexity while maintaining optimal sanitation standards.
Civil Construction
We handle complete civil construction projects including site development, utilities, and infrastructure improvements. Our $550 million project history demonstrates expertise in managing large-scale developments with precision excavation, storm drainage, and site balancing techniques across Montana and North Dakota.
HVAC Installation
Our HVAC solutions combine comfort optimization with energy efficiency for commercial and industrial spaces. Using hydronic systems and geothermal options, we design climate control systems that reduce operating costs while maintaining occupant health and productivity through proper ventilation.
3D Laser Scanning
We utilize Trimble TX6 3D laser scanning technology for precise as-built documentation and construction coordination. This cutting-edge equipment captures 500,000 data points per second with 1/8-inch accuracy, enabling better design decisions and reducing field errors during complex construction projects.
BIM Coordination
Our BIM/VDC services enhance project coordination using Revit and Trimble software platforms. By creating detailed 3D models, we improve system integration, reduce RFIs, and provide clear construction documentation that streamlines the building process for all trades involved.
People
Ken Williams
Chairman of the Board
Founder of Williams Plumbing & Heating Plumbing, Civil Construction, Engineering since 1979, Ken established the company's core values of quality service and relationship-building that continue to guide our operations across the Northwest.
Quin Williams
CEO
As CEO, Quin leads our strategic growth while maintaining the commitment to excellence established by founder Ken Williams Plumbing & Heating Plumbing, Civil Construction, Engineering, overseeing operations across all our regional offices.
Kevin Scott
Executive Vice President
With decades of construction experience, Kevin manages key project delivery aspects and ensures our technical capabilities continue to evolve with industry advancements.
Josh Montanye
Executive Vice President
Josh oversees major construction initiatives and helps maintain our safety standards that exceed industry averages by 60% through innovative field practices.
John Hartsog
Chief Financial Officer
John manages our financial operations and bonding capacity up to $100 million, ensuring financial stability to support our continued growth and project capabilities.
Questions
What areas do you serve?
We serve Bozeman, Big Sky, Billings, Missoula, Great Falls, and North Dakota with full-service mechanical and civil construction solutions.
What industries do you work with?
We serve commercial, industrial, residential, and institutional clients across various sectors including healthcare, education, and energy.
Do you offer emergency repair services?
We provide scheduled repair services and maintenance programs but don't specifically advertise 24/7 emergency response capabilities.
What technology do you use?
We utilize BIM/VDC software, Trimble TX6 3D laser scanning, robotic total stations, and advanced HVAC design tools for precision construction.
How experienced is your team?
Our company has 45 years of experience with over $550 million in completed projects and 350+ skilled professionals across multiple disciplines.
What safety standards do you maintain?
Our safety program exceeds industry standards with a 60% lower incident rate through comprehensive training and modern safety protocols.
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