Welcome to Lyons Excavation Inc.
Lyons Excavation is your go-to excavation company in Bozeman, Montana. We specialize in the following:

Site Development
Our team at Lyons Excavation is experienced in handling a wide range of construction projects. From site preparation to project completion, we handle the land clearing, foundation preparation, trucking, backfilling and compacting, as well as utility installation.
Utility Installation
We specialize in professional utility installation services, including water, sanitary sewer, storm and storm water retention systems. Our team ensures precise trenching, safe installation, and seamless connections, all while exceeding local regulations and timelines.



Foundation Excavation
Lyons Excavation specializes in precise foundation excavation, ensuring a solid base for all projects. Using Topcon technology and modern equipment, we deliver efficient, accurate digging while adhering to safety and structural standards.
Septic Installation
Our excavation team specializes in professional septic system installation, ensuring efficient wastewater management. From tank placement to drainage field preparation, we deliver reliable, code-compliant solutions tailored to your property and local ordinance's needs.



Road/Parking Lot Construction
We specialize in road and parking lot construction, offering expert grading using Topcon GPS, soil stabilization, drainage solutions, and asphalt preparation to ensure durable, smooth, and safe surfaces with our integrated control systems.
Erosion Control
We provide expert erosion control services, including grading, drainage solutions, and retaining wall installation. Our services also include temporary solutions for the project such as straw wattles, silt fence, track out pads, and other mitigation efforts. Our team ensures long-term soil stability, preventing runoff and protecting your property from environmental damage with reliable, tailored solutions.


Demolition Services
Our company provides safe, efficient demolition services. We handle everything from small structures to large-scale projects, ensuring proper debris removal, site preparation, and compliance with all safety and environmental regulations.