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50+ Years
experience
Emergency
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Trusted Underground Utility Solutions in St. Paul
Founded in 1957, Commercial Utilities has established itself as Minnesota's premier underground utility solutions provider. As a third-generation family-owned business, we combine over six decades of hands-on expertise with cutting-edge technology to deliver exceptional sewer and water services. Our reputation for reliability, precision, and unwavering commitment to excellence has made us the trusted partner for both residential and commercial projects across St. Paul and surrounding areas. We specialize in comprehensive underground solutions, including installation of new sanitary, water, and storm sewer lines, emergency repairs, fire protection systems, and advanced sandrock tunnel construction. Our team of seasoned professionals adheres to the highest safety standards while maintaining minimal surface disruption through innovative techniques.

With three generations of leadershipfrom Ralph Curella's pioneering vision to Tony Curella's current dynamic stewardshipwe continue evolving with industry advancements while preserving core values of integrity and quality. Our clients benefit from rapid response times, competitive pricing, and personalized service backed by countless satisfied customers and official endorsements from local authorities. We take pride in building community lifelines through sustainable practices and precision engineering that ensure long-term functionality for every project we undertake.
Services
Sewer Line Installation Water Main Repairs Storm Sewer Systems Fire Hydrant Services Manhole Repairs Sandrock Tunneling Emergency Repairs Underground Assessments Pipeline Maintenance Utility Inspections
Details
  • Year established: 1957
Highlights and features
  • We have over 65 years of experience in underground utility services
  • Our team uses state-of-the-art technology for precise installations
  • We guarantee rapid emergency response within 24 hours
  • Our family-owned business maintains strict quality control standards
  • We offer competitive pricing with transparent project estimates
What people say
Excellent Service Highly Recommend Professional Crew Competitive Rates Rapid Response
Services
Sewer Line Installation
We install new sanitary sewer lines using advanced technology to ensure efficient waste disposal systems. Our process minimizes property disruption while guaranteeing long-term functionality through durable materials and precise engineering techniques. Serving both residential and commercial properties with tailored solutions that meet modern infrastructure demands.
Water Main Repairs
Our emergency water main repair service addresses leaks and breaks with rapid response times. We employ diagnostic tools to pinpoint issues and implement permanent fixes while minimizing water loss. Technicians follow strict safety protocols to restore service quickly and ensure compliance with municipal regulations for both residential and commercial systems.
Sandrock Tunneling
We construct sandrock tunnels for utility installations requiring minimal surface disruption. This specialized technique allows underground line placement without extensive excavation, ideal for urban environments and sensitive landscapes. Our engineers use modern methods to create stable, durable pathways for essential infrastructure projects.
Fire Hydrant Services
We install, repair, and maintain fire hydrants to ensure community safety and regulatory compliance. Our technicians perform routine maintenance and emergency repairs to guarantee optimal functionality. Services include system inspections, component replacements, and performance testing to maintain reliable emergency water supply access.
Manhole Repairs
We repair and replace manholes and catch basins critical for wastewater and stormwater management. Our team addresses structural damage, leaks, and blockages while ensuring environmental compliance. Services maintain system efficiency and prevent infrastructure failures through expert assessment and durable repair solutions.
People
Tony Curella
President
Third-generation leader with over 25 years of underground utility expertise. Specializes in combining traditional craftsmanship with modern technology to deliver efficient solutions while maintaining family values of integrity and quality.
Ralph Curella
Founder
Established the company in 1957 with a vision for excellence in sewer and water services. Laid the foundation for three generations of family leadership through commitment to quality, reliability, and community infrastructure development.
Questions
What services do you offer?
We specialize in sewer line installation, water main repairs, storm sewer systems, fire hydrant services, manhole repairs, and sandrock tunneling for residential and commercial clients.
Do you handle emergency repairs?
Yes, we provide rapid response for emergency repairs with next-day service availability for critical sewer and water line issues.
How long have you been in business?
We've served St. Paul since 1957 as a family-owned business, maintaining industry leadership through three generations of expertise.
What areas do you serve?
We primarily serve St. Paul and surrounding areas, providing underground utility solutions for both residential and commercial properties.
Are you licensed and insured?
Yes, we are fully licensed, bonded, and insured with references available upon request for all our plumbing and construction services.
What makes you different from competitors?
Our combination of 65+ years of experience, advanced technology, rapid response times, and family-owned personalized service sets us apart in underground utility solutions.