Your Trusted Partner
Shaping Tomorrow's Infrastructure
At De Keyser Construction, we specialize in sewer, water line, and water main services. Our dedicated team is committed to enhancing the community of Green Bay, ensuring reliable utilities for years to come.
Year Established
1965
Products & Services
- Utility Installation
- Exterior Sewer and Water Lateral Repair
- Sewer Repairs
- Collapsed Pipe Repairs
- Blocked Pipe Repairs
- Mini Storm Sewer Installation
- Mini Storm Sewer Repairs
- Water Main Installation
- Water Main Repairs
- Storm and Sanitary Sewer Installation
- Storm and Sanitary Sewer Repairs
- Storm Water Retention and Biofiltration Systems Installations
- Storm Water Retention and Biofiltration System Repair
- Storm Sewer Roof Drain Installation
- Storm Sewer Roof Drain Repair
- Fire Hydrant Installation
- Fire Hydrant Repair
Specialties
- Utility Installation
- Exterior Sewer
- Water Lateral Repair
- Sewer Repairs
- Collapsed Pipe Repairs
- Block Pipe Repairs
- Mini Storm Sewer Installation
- Mini Storm Sewer Repairs
- Watermain Installation
- Watermain Repairs
- Storm and Sanitary Sewer Installation
- Storm and Sanitary Repairs
- Storm Water Retention
- Biofiltration Systems Installations
- Biofiltration System Repair
- Storm Sewer Roof Drain Installation
- Storm Sewer Roof Drain Repair
- Fire Hydrant Installation
- Fire Hydrant Repair
Business Hours
Mon – Fri –
Sat – Sun Closed
24-Hour Emergency Services Available
Holiday Hours
- Monday, September 1, 2025 : Closed
- Thursday, November 27, 2025 : Closed
- Wednesday, December 24, 2025 : Closed
- Thursday, December 25, 2025 : Closed
- Thursday, January 1, 2026 : Closed
Associations
- International Union of Operational Engineers #139
- Laborers International Union of North America
Payment Options
- Cash
- Check
Languages
- English
Get Your Free Service Estimate Today
Ready to start your next project? We’re here to help with sewer, water line, and water main services in Green Bay, WI. Reach out for a consultation or a no-obligation estimate, and let us show you the De Keyser Construction difference.
Learn More About De Keyser Construction
Serving the Green Bay, WI area, De Keyser Construction specializes in sewer, water line, and water main services. 24-hour emergency services. All projects completed to city-specific standards. Cleanliness guaranteed. Call or text us for a free estimate.