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Business Details
34 Years
experience
Expert Excavation & Construction Services in Vancouver, WA
Thompson Brothers Excavation has delivered high-quality civil, underground, and earthwork construction services across the Pacific Northwest since 1992. Our family-owned business combines advanced equipment and technology with a team of highly skilled professionals to serve city, state, and federal agencies, developers, and private homeowners. With bonding capabilities exceeding $10 million per project, we prioritize quality, efficiency, and cost-effective solutions tailored to each client's needs. Our expertise spans parks, environmental restoration, commercial/residential developments, underground utilities, and energy infrastructure projects. Safety remains our core value, integrated into every phase of our operations through proactive planning and training.

We maintain long-standing relationships with clients by consistently meeting deadlines and exceeding performance expectations. Our leadership team brings decades of combined experience in heavy civil construction, ensuring technical excellence and innovative problem-solving. From small private projects to large-scale subdivisions, we adapt our services to meet diverse project requirements. Our commitment to staying at the forefront of industry advancements allows us to deliver superior results while maintaining competitive pricing. This combination of experience, resources, and client-focused approach has established us as a trusted partner in the construction sector.
Services
Excavation Services Underground Utilities Bridge Construction Environmental Restoration Roadway Development Septic Systems Demolition Services Storm Water Management Land Clearing Project Management
Details
  • Year established: 1992
Highlights and features
  • Family-owned with 30+ years of regional construction expertise
  • Bonding capacity exceeding $10 million per project
  • Specialized in complex civil infrastructure projects
  • Advanced equipment and technically trained personnel
  • Proven safety program with proactive risk management
Services
Excavation Services
Our excavation services handle foundation preparation, land development, and site grading for residential, commercial, and public infrastructure projects. We utilize modern machinery and experienced operators to ensure precise earthwork execution. Clients benefit from our ability to manage projects ranging from small private developments to large-scale subdivisions.
Underground Utilities
We specialize in installing and maintaining stormwater systems, water mains, and sanitary sewer networks. Our team follows strict trench safety protocols while delivering durable underground infrastructure solutions. This service supports both municipal projects and private developments requiring reliable utility systems.
Bridge Construction
Our bridge construction capabilities include prestressed concrete structures, cast-in-place bridges, and culvert replacements. We handle both temporary and permanent bridge solutions for transportation infrastructure projects. Clients receive comprehensive engineering support and adherence to strict safety standards throughout the construction process.
Environmental Restoration
We implement wetland mitigation, stream restoration, and fish habitat improvement projects that meet environmental regulations. Our approach balances ecological requirements with construction efficiency. This service supports public agencies and developers seeking sustainable infrastructure solutions.
Roadway Development
Our roadway services cover public highway improvements, private access roads, and municipal street projects. We provide complete solutions including asphalt paving, curbing, and traffic control systems. Clients benefit from our experience with state transportation departments and local jurisdictions.
People
Brad Thompson
President
Brad Thompson leads Thompson Brothers Excavation with over 30 years of construction industry experience. He oversees strategic operations and maintains client relationships while ensuring adherence to quality standards and safety protocols across all projects.
Joe Thompson
Vice President
Joe Thompson manages day-to-day operations at Thompson Brothers Excavation. With decades of field experience, he focuses on project execution, equipment management, and maintaining the company's technical excellence in civil construction practices.
Steven Ambuehl
Project Manager
Steven Ambuehl coordinates complex construction projects from planning through completion. He ensures timely delivery and budget compliance while maintaining communication between clients, regulatory agencies, and field crews.
Scott Randall
Project Manager
Scott Randall oversees project scheduling and resource allocation for Thompson Brothers Excavation. His expertise in heavy civil construction helps maintain efficient operations across multiple simultaneous infrastructure projects.
Mike Baldwin
Superintendent
Mike Baldwin supervises field operations with extensive knowledge of excavation techniques and safety protocols. He ensures technical accuracy in earthwork projects while mentoring crews on best practices in civil construction.
Questions
What types of construction projects do you specialize in?
We specialize in civil infrastructure projects including excavation, underground utilities, bridge construction, roadway development, and environmental restoration for both public agencies and private clients.
Do you handle large-scale infrastructure projects?
Yes, we have bonding capacity exceeding $10 million per project and experience managing complex developments like highway improvements, multi-phase subdivisions, and public park construction.
What safety measures do you implement on job sites?
Our safety program includes daily equipment inspections, trench shoring protocols, and mandatory training for all personnel to ensure compliance with OSHA standards and accident prevention.
Can you work on environmentally sensitive construction projects?
Yes, we have extensive experience with wetland mitigation, stream restoration, and other environmentally regulated projects that require specialized permitting and construction techniques.
What geographic areas do you serve?
We primarily serve the Pacific Northwest region including Washington and Oregon, with project experience across multiple counties and municipal jurisdictions.