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Business Details
50+ Years
experience
Trusted Construction Contractors in Fond du Lac
Eilertson Incorporated has been a trusted name in the construction industry since 1956, when Stanley and June Eilertson founded the company. With over six decades of combined experience, we deliver exceptional service by leveraging our deep industry knowledge and commitment to innovation. Our team continuously updates its expertise in safety protocols and technological advancements to meet evolving construction demands. Affiliated with multiple IBEW Local Unions, we serve utilities, municipalities, and construction firms across the United States. Our comprehensive capabilities include underground utility installation, substation grading, wind farm infrastructure, and specialized drilling projects. We pride ourselves on providing tailored solutions for complex construction challenges, from foundation work to storm damage restoration.

Our dedication to quality is reflected in every project, whether installing grounding systems, executing tight-area drilling, or restoring landscapes post-construction. With a fleet of specialized equipmentincluding low-clearance and highway pressure drillswe tackle projects of varying scales and complexities. Our nationwide reach ensures clients receive reliable service, while our local expertise in Midwest wind farm development underscores our market-specific proficiency. From initial planning to final execution, Eilertson remains committed to exceeding client expectations through technical excellence and operational integrity.
Services
Foundation Installation Drilled Piers Grounding Installation Control Cable Installation Vacuum Excavation Wind Farm Infrastructure Storm Damage Restoration Substation Grading Direct Buried Cables Oil Containment
Details
  • Year established: 1956
Highlights and features
  • We offer 65+ years of specialized construction experience
  • Our team uses advanced safety and technology protocols
  • We serve clients nationwide with local Midwest expertise
  • We maintain specialized drilling equipment for complex projects
  • Our IBEW union partnerships ensure skilled workforce capabilities
Services
Foundation Installation
We specialize in precision foundation installation for utility structures and industrial facilities. Our team executes subsurface grading, formwork, and concrete placement for transformer pads, crane pads, and substation bases. Using advanced surveying tools and heavy equipment, we ensure structural integrity in challenging soil conditions. Our process includes site preparation, reinforcement, and quality-controlled concrete pouring.
Vacuum Excavation
Our vacuum excavation services provide safe, precise digging for utility installation and potholing. Using high-pressure air or water combined with industrial suction, we expose underground lines without damage risk. This method is ideal for locating buried utilities, preparing for directional drilling, and performing slot trenching in congested areas. The process creates clean, stable excavation sites while minimizing surface disruption.
Wind Farm Infrastructure
We deliver complete infrastructure solutions for wind energy projects across the Midwest. Our scope includes turbine foundation preparation, access road construction, and electrical system integration. We handle subsurface grading, grounding grid installation, and transformer pad development. Our experience with major wind farm developers ensures compliance with industry-specific safety and technical standards during every project phase.
Drilled Piers
Our drilled pier services create stable deep foundations for transmission structures and heavy equipment. Using specialized rigs with varying clearance capabilities, we drill shafts up to 40 feet deep with diameters up to 96 inches. The process includes soil analysis, auger drilling, reinforcement cage installation, and concrete pouring to support critical infrastructure projects.
Substation Grading
We provide comprehensive substation grading and preparation services for utility companies. Our work includes precise subsurface excavation, drainage system installation, and surface leveling to meet electrical safety standards. We prepare sites for equipment installation while maintaining proper clearances and access requirements. The process incorporates compaction testing and erosion control measures for long-term stability.
People
Butch Krug
President
Butch Krug leads Eilertson Incorporated with over 30 years of construction industry experience. He oversees project execution and strategic growth while maintaining client relationships. His leadership emphasizes safety innovation and technical excellence in utility infrastructure development.
Questions
What construction services does Eilertson offer?
We provide underground utility installation, substation development, wind farm infrastructure, foundation work, and vacuum excavation services for utilities and construction firms.
How long has Eilertson been in business?
Eilertson has served the construction industry since 1956, with over 65 years of combined experience through its incorporated operations since 1968.
What geographic areas do you serve?
We operate nationwide with particular expertise in Midwest wind farm projects, serving utilities and construction companies across the United States.
What specialized equipment do you use?
Our fleet includes low-clearance drills, highway pressure rigs, and vacuum excavation systems with varying depth and diameter capabilities for diverse project needs.
Are you union-affiliated?
Yes, we partner with multiple IBEW Local Unions (2150, 55, 145, 196) to ensure access to skilled labor and maintain industry-standard safety practices.
How do you handle complex drilling projects?
We use precision drilling equipment with clearance ranges from 7' to 40' and diameters up to 96", supported by experienced operators for challenging site conditions.