About

De Keyser Construction provides sewer, water line, and water main services to Green Bay, WI and the surrounding areas.

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

24-Hour Emergency Services Available

Holiday Hours

• Monday, May 26, 2025 : Closed
• Friday, July 4, 2025 : Closed
• 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

Brands

Pickup and Delivery

Payment Options

• Cash
• Check

Languages

• English

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