Business Details
50+ Years
experience
Premier Construction & Excavation Services in Ontario
Kieswetter Excavating has been a cornerstone of Southwestern Ontario's construction industry since 1930. Founded by John Kieswetter Sr., our company has evolved through four generations of leadership, maintaining a steadfast commitment to quality, innovation, and community engagement. We specialize in civil infrastructure projects, including excavation, earthmoving, sewer and watermain installation, and aggregate supply, serving municipalities, developers, and private clients across the region. Our investment in advanced GPS technology ensures precision and efficiency in every project, while our dedication to safety is reflected in ongoing staff training and pursuit of COR certification with the Infrastructure Health & Safety Association. With a fleet of modern equipment and a team of experienced professionals, we deliver complex projects ranging from road construction to environmental remediation.Our community involvement spans decades, supporting local initiatives such as the Canada Company LAV III Monument Program and KW Oktoberfest. As a family-owned business, we prioritize long-term relationships and sustainable practices, ensuring reliability and excellence in every endeavor. Our aggregate operations, spanning three Waterloo Region locations, provide high-quality materials for construction and landscaping. From large-scale earthmoving to custom crushing services, Kieswetter Excavating combines tradition with innovation to meet the evolving needs of our clients and communities.
Services
Excavation
Earthmoving
Sewer & Watermain Installation
Aggregate Supply
Redi-Rock Retaining Walls
Environmental Remediation
Custom Crushing
Winter Maintenance
Construction Surveying
Granular Installation
Details
- Year established: 1930
Highlights and features
- 90+ years of experience in civil construction and excavation
- Advanced GPS technology for precise project execution
- COR certification pursuit with IHSA for safety excellence
- Comprehensive aggregate supply and recycling capabilities
- Proven track record with high-profile municipal projects
Associations and certifications
- Infrastructure Health & Safety Association (IHSA)
Services
Excavation
We perform bulk and specialty excavation for residential, commercial, and industrial projects. Our GPS-guided equipment ensures precise grading and foundation preparation. Clients benefit from our 90+ years of experience handling complex underground utilities and large-scale earthworks.
Earthmoving
Our advanced GPS technology enables precise large-scale earthmoving for developments and infrastructure. We handle commercial sites, residential subdivisions, and industrial parks. Clients receive efficient grading solutions with minimal environmental impact.
Sewer & Watermain Installation
We install municipal sewer and water systems across diverse applications. Our expertise covers commercial plazas, roads, and treatment plants. Clients receive durable infrastructure solutions meeting all regulatory requirements and specifications.
Aggregate Supply
We supply gravel, stone, sands, and screened topsoil from three Waterloo Region locations. Our materials meet strict quality standards for construction and landscaping. Clients benefit from reliable delivery and on-site screening capabilities.
Environmental Remediation
We handle contaminated site remediation with MOE-licensed disposal partnerships. Our services include soil removal and recycling. Clients receive cost-effective solutions for brownfield redevelopment and environmental compliance.
People
Roger W. Kieswetter
President
Fourth-generation leader with over 40 years in the industry. Guided technological advancements and equipment investments. Maintains family commitment to quality and community involvement.
Lee Kieswetter
Vice President
Second-generation manager focused on operational excellence. Oversees project execution and client relations. Ensures adherence to safety and quality standards across all operations.
Clay Kieswetter
Operations Manager
Manages day-to-day operations with emphasis on technological integration. Implements GPS systems and coordinates equipment deployment for optimal project efficiency and precision.
John Kieswetter Sr.
Founder
Established the company in 1930. Built foundational values of hard work and quality. His legacy continues through four generations of family leadership and industry innovation.
Questions
What areas do you serve?
We serve Kitchener-Waterloo, Cambridge, Guelph, and all Southwestern Ontario regions for construction and excavation projects.
What construction services do you offer?
We provide excavation, earthmoving, sewer/watermain installation, Redi-Rock walls, environmental remediation, and aggregate supply services.
Are you certified for safety standards?
We are actively pursuing COR certification with the Infrastructure Health & Safety Association through comprehensive safety training programs.
What makes you different from other contractors?
Our 90+ years of local experience, advanced GPS technology, and fourth-generation commitment to quality set us apart in the industry.
Do you handle large-scale projects?
Yes, we specialize in large civil infrastructure projects including municipal works, industrial developments, and environmental remediation.
