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27 Years
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Emergency
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Trusted Civil Construction Services in Brockville, ON
L.A. Knapp has been a trusted name in civil construction since 1999, delivering comprehensive solutions for commercial and residential projects across Canada. Our team of experienced professionals specializes in land clearing, site grading, roadway construction, and post-construction maintenance, supported by a full range of equipment and materials. With a strong focus on safety and a 24/7 service commitment, we ensure timely project completion while maintaining an excellent health and safety record. Our expertise extends to renewable energy projects, including solar farm development, where we provide specialized civil construction services from site preparation to maintenance. Backed by over two decades of industry experience, we prioritize client satisfaction through personalized service and free estimates.

Our partnerships with leading EPC contractors and investment in advanced equipment, including GPS technology for land surveying, underscore our dedication to quality and efficiency. Whether handling excavation, paving, septic tank installations, or equipment rentals, we combine technical expertise with practical solutions to meet diverse client needs. Our team undergoes annual training to stay current with regulatory standards, ensuring reliable and professional service delivery. From small residential projects to large-scale commercial developments, we are committed to building lasting relationships through transparency, accountability, and exceptional results.
Services
Commercial Construction Residential Construction Paving Solutions Excavation Services Septic Tank Installation Equipment Rentals Demolition Projects Land Surveying Renewable Energy Projects Maintenance Services
Details
  • Year established: 1999
Highlights and features
  • We have over 20 years of experience in civil construction and renewable energy projects.
  • Our team provides 24/7 emergency services with rapid response times.
  • We utilize advanced GPS technology for precise land surveying and layout.
  • Our equipment fleet is tailored for specialized solar farm and infrastructure projects.
  • We maintain a strong safety record with annual staff training on regulations and operations.
Associations and certifications
  • Workplace Safety Insurance Board
Services
Renewable Energy Projects
We specialize in end-to-end civil construction for solar farms, including site preparation, helical pile installation, electrical trenching, and ongoing maintenance. Our expertise ensures efficient land conversion for solar arrays while meeting strict safety and regulatory standards. Clients benefit from our specialized equipment and partnerships with leading EPC contractors.
Commercial Construction
Our commercial construction services cover roadway building, site grading, and parking lot rehabilitation using GPS-equipped machinery for precision. We handle projects from initial clearing to final asphalt placement, ensuring durable infrastructure tailored to business needs while maintaining compliance with industry regulations.
Excavation Services
We provide rock and earth excavation using hydraulic breakers, rock trenchers, and hydro vacuum trucks for foundations, pools, and utility installations. Our team ensures safe and efficient digging operations, supported by advanced equipment and trained operators for complex underground projects.
Paving Solutions
Our paving services include complete driveway and parking lot rehabilitation, from removal of existing surfaces to new asphalt placement. With over two decades of experience, we deliver durable, smooth finishes for residential and commercial properties using modern techniques and quality materials.
Equipment Rentals
We offer a range of equipment rentals including mini excavators, skid steers, and rock trucks for residential and commercial projects. Clients gain access to reliable, well-maintained machinery suited for tasks from backyard work to large-scale debris hauling with 24/7 availability.
People
Lawrence Knapp
Owner
Lawrence Knapp founded L.A. Knapp Inc. in 1999, leveraging over 25 years in paving to expand into solar energy construction. He pioneered specialized equipment strategies and partnerships to deliver large-scale renewable energy projects across Ontario with efficiency and innovation.
Questions
What types of construction services do you offer?
We provide commercial/residential construction, excavation, paving, septic tank installation, equipment rentals, and renewable energy project services including solar farm development.
Are your services available 24/7?
Yes, we offer 24/7 emergency services with rapid response times for all construction and maintenance needs.
Do you handle large-scale renewable energy projects?
Yes, we specialize in end-to-end solar farm construction, including site preparation, trenching, and maintenance across Ontario.
What safety certifications do you hold?
We maintain a strong safety record and are in good standing with the Workplace Safety Insurance Board.
Can I rent equipment from your fleet?
Yes, we offer equipment rentals including excavators, skid steers, and rock trucks for residential and commercial projects.