Plumbing Services Precision. Performance. Proven Experience.

At H Squared Contracting, we provide complete commercial and industrial plumbing services, from underground utilities to interior mechanical systems.
Our licensed professionals design, install, and maintain systems built for reliability, efficiency, and code compliance, serving a wide range of clients across the nation.

With over six decades of combined construction and engineering experience, we bring a deep understanding of how plumbing integrates with site development, fire protection, and vertical construction—ensuring seamless coordination from the first trench to final inspection.

Underground & Site Plumbing

• Domestic water mains and service lines
   
• Sanitary sewer and storm drainage systems
   
• Fire line installation and backflow prevention
   
• Grease traps, interceptors, and lift stations
   
• Tie-ins, pressure testing, and inspection coordination
   

Interior Plumbing Systems

• Complete rough-in and finish plumbing
   
• Potable and non-potable water systems
   
• Sanitary waste, venting, and storm piping
   
• Water heater, boiler, and recirculation systems
   
• Trench drains, cleanouts, and specialty floor drains
   

Commercial & Industrial Applications

• Food service and processing facilities
   
• Agricultural and greenhouse plumbing systems
   
• Medical and laboratory-grade piping
   
• Multi-unit and mixed-use developments
   
• High-pressure, high-volume, and temperature-specific systems
   

Specialty Systems & Equipment Integration

• Irrigation tie-ins and automated fertigation plumbing
   
• Reverse osmosis and water treatment installations
   
• Compressed air, gas, and vacuum piping
   
• Equipment connections for manufacturing and CEA facilities
   

Maintenance, Testing & Repairs

• Leak detection and system diagnostics
   
• Backflow testing and certification
   
• Fixture replacement and equipment servicing
   
• Preventive maintenance programs
   

As a design-build contractor, H Squared Contracting manages every stage of the plumbing process—from concept and layout to installation and commissioning.
Our in-house coordination with fire protection, irrigation, and mechanical divisions ensures seamless integration across all trades, minimizing conflicts and optimizing performance.

We utilize advanced modeling, layout, and project management tools to deliver efficient, code-compliant systems that stand the test of time.

• Commercial & Industrial Construction
   
• Institutional & Municipal Facilities
   
• Agricultural & Controlled Environment Agriculture (CEA)
   
• Food Service & Manufacturing
   
• Multi-Unit Residential and Mixed-Use
   

At H Squared Contracting, our plumbing division is guided by integrity, craftsmanship, and technical precision.
We understand that every connection matters—because reliability starts where the first pipe is laid and lasts through every gallon that flows.

Plumbing Systems Built for Performance, Efficiency, and Longevity.