DESIGN BUILD

One team. One vision.
One seamless process.

Our Design Build model brings every step of your custom home journey under one roof—from initial ideas to move-in day. Whether you already own land or are simply gathering ideas from Pinterest, we’ll meet you wherever you are—and help bring your ideal home to life.

Why Design Build?

Choosing Design Build means choosing simplicity. You’re not managing multiple firms. You're not repeating yourself in every meeting. You're not watching your dream home slowly get watered down to meet budget constraints. Instead, you get:
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One Point of Contact

From early sketches to the final walkthrough, your project manager stays with you the whole way, ensuring continuity, transparency, and trust.
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Budget-Conscious Design

Our architectural designers have extensive construction experience and understand what drives cost. They’ll be mindful of your budget from the beginning - ensuring what gets designed aligns with your financial plan for the project.
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Speed and Efficiency

With fewer handoffs and a fully integrated team, we move faster and with fewer obstacles—saving you time and keeping your project on track.
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Design Integrity, Built-In

Design is not just part of the process but a consistent focus throughout the project. Our architectural designers are involved every step of the way.
 

Who It's For

We don’t serve a single “type” of client—but we often work with homeowners who have lived in homes that didn’t quite fit their long-term needs, value a specific architectural style they can’t find on the market, or want to build a custom home tailored to how they actually live—not just what’s available. For these clients, Design Build is the clearest path to a home that feels personal, intentional, and lasting.

Poolside view into modern custom home designed by design build firm in Bucks County PA
 

What It Feels Like

Design Build is a partnership. We think of it like a relationship—you enter engaged and exit fully committed to a home that reflects your life, your values, and your style. Our process is open-book. We don’t hide issues behind closed doors. We raise them, explain your options, and help you make informed decisions. You’ll never be left guessing.

Luxury outdoor living area designed by Sullivan Building design build firm Bucks County PA
 

In-House Expertise

What makes our model work isn’t just integration—it’s experience. Our designers understand construction. Our project managers understand architecture. Our field crew understands how details matter. From architectural drawings to built-in millwork, we know how to translate design intent into tangible, functional, and beautiful results—without compromise.

Luxury kitchen interior designed by Sullivan Building design build firm Bucks County PA
 

Working with an Architect already?

We work with outside Architects. While our Design Build service covers projects we design and construct entirely in-house, we also collaborate with outside architects on Custom Builds—serving as the builder for your plans and offering the same care and construction excellence you’d expect from our full-service projects.

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