Core & Shell Plumbing

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Expert Plumbing for Commercial Developments

At Express Plumbing Company , we specialize in Core & Shell plumbing systems that lay the groundwork for functional, long-lasting commercial buildings. Since 1986, we’ve partnered with developers, general contractors, and architects to deliver high-quality plumbing infrastructure that’s code-compliant, scalable, and ready for interior buildout. Whether you’re constructing an office complex, retail center, industrial facility, or mixed-use property, our team ensures your plumbing system is built to handle the future. Now proudly serving the DFW Metroplex and Southern California, we bring decades of multi-state expertise to every Core & Shell project—from first trench to final inspection.

Projects We’re Proud Of

Plumbing That Powers the Future of Commercial Space

A strong foundation is critical to any commercial build—and plumbing is one of the most complex systems to get right. Our Core & Shell services deliver the essential backbone of your building’s plumbing, including underground utilities, vertical risers, drain and vent systems, and more. We coordinate with your design and construction teams to meet project milestones and jurisdictional requirements with ease.

Our Core Services Include:

  • Underground Utilities & Site Plumbing

    We install main water, sewer, and storm lines with precision, ensuring proper slope, backfill, and inspection compliance.

  • Waste & Vent Rough-In Systems

    Our experienced crews install complete sanitary waste, grease waste, and vent rough-in systems—both below and above grade—ready for seamless future tenant connections.

  • Water Distribution Piping

    We install high-efficiency water supply systems and booster pumps to serve future restrooms, kitchens, and mechanical rooms.

  • Riser Installation for Multi-Level Builds

    From retail centers to medical offices, we provide vertical riser systems for water, waste, and venting across multiple stories.

  • Roof Drainage Systems

    Our commercial roof drain installations handle heavy rainfall with proper sizing, flow rates, and long-term durability.

  • Sleeving & Coordination with Trades

    We handle sleeving and layout for concrete pours, steel framing, and slab penetrations—ensuring seamless integration with other trades.

  • Design-Build Plumbing Support

    Working from conceptual drawings to finalized plans, our team contributes practical insight and real-world coordination to streamline the process and prevent costly delays.

  • Inspections, Pressure Testing & Turnover

    We meet all local plumbing code requirements and provide detailed documentation, testing, and walkthroughs prior to project handoff.

Express Plumbing Company - Placing Pipes for Commercial Building

Why Developers Choose Express Plumbing Company

Ground-Up Experience Since 1986
For nearly four decades, we’ve provided the plumbing backbone behind hundreds of commercial and mixed-use projects across California and Texas.

Built for Scalability & Tenant Flexibility
We design and install plumbing systems that allow for smooth tenant buildouts—supporting long-term functionality and leasing success.

Code & Schedule Compliance
Our work passes inspection the first time—because we understand the building codes and timelines that matter to your bottom line.

Team-First Communication
We stay in close communication with project managers, superintendents, and engineers to ensure zero surprises from precon to turnover.

Licensed in Texas & California
With a branch in Arlington and decades of SoCal experience, Express Plumbing Company is a trusted partner for commercial builds across DFW and Southern California.

Trusted Plumbing Solutions Across Texas and California

Express Plumbing Company delivers expert core and shell plumbing services for commercial developers, design-build firms, and general contractors across Texas and California. Whether you’re launching a new retail strip, flex warehouse, or corporate office park, our experienced team is ready to support your project from the first trench to final inspection. Primary service areas include:

Texas

Dallas • Arlington • Fort Worth • Frisco • Plano • Irving • Keller • Southlake • Carrollton • Grand Prairie • Lewisville • Mansfield • and surrounding cities

California

Los Angeles County • Santa Barbara County • Ventura County

Need support beyond these regions? We’re happy to travel for national rollouts and trusted partners.

Your Project Starts Here—Let’s Build It Right

From early site plumbing to final rough-in, Express Plumbing Company  provides the reliability, communication, and workmanship needed to keep your commercial build on track.

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FAQs

What’s included in your Core & Shell plumbing scope?

We typically handle underground site plumbing, waste and vent systems, water distribution, vertical risers, roof drainage, and all penetrations needed to prepare the building for interior buildouts.

Can you coordinate with our engineering and architectural teams?

Absolutely. We frequently work from construction drawings or BIM files and offer field-driven insights to improve efficiency and avoid rework.

Can your plumbing systems accommodate future tenant improvements?

Yes. We design Core & Shell plumbing to allow for flexible interior layouts and simplified tie-ins during tenant buildout phases.

What kinds of buildings do you support?

We work on a wide range of commercial builds, including retail centers, office parks, industrial facilities, healthcare complexes, and mixed-use developments.

Let’s Discuss Your Upcoming Build

Our team is ready to help you deliver a strong, compliant plumbing foundation for your next commercial property.