McCullough Design Development, Inc.

09/18/2026

We are McCullough Design Development, a San Diego design build firm creating timeless custom homes and estates.

For over 30 years and more than 500 homes, we’ve helped our clients navigate every part of bringing a property to life. From real estate and land development to architecture, engineering, construction, and the final details, our team brings it all together under one roof.

We believe every great home starts with the right property, a thoughtful vision, and a team that understands the entire process.

08/30/2026

San Diego, this is what we build. 🏡✨

From coastal-inspired farmhouses to modern transformations and thoughtfully crafted spaces across San Diego, every MDD Homes project is designed with one goal in mind: creating a home that feels as good as it looks.

This is just a glimpse of what we do — now come experience it in person.

🏡 OPEN HOUSE THIS SUNDAY
🕐 1–5 PM

Walk through an MDD home, see the craftsmanship up close, meet our team, and discover what’s possible for your own home.
Whether you’re dreaming about building a custom home, planning a major remodel, or simply looking for inspiration, we’d love to meet you.

Come see what MDD Homes is all about.

SanDiegoRemodel SanDiegoContractor LuxuryHomesSanDiego CustomHomeBuilder HomeRemodeling SanDiegoDesign DreamHome HomeDesign SanDiegoLiving

06/12/2026

Formal dining rooms are disappearing, and for good reason. Today’s homes are designed for connection, with dining spaces that flow naturally into the kitchen and living areas. At the Industrial Ranch House, the dining area sits at the center of it all, creating a space that’s just as functional for everyday living as it is for entertaining.

Project: The Industrial Ranch House
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06/02/2026

A rare opportunity to own one of North Poway’s last undisturbed 40-acre estates. Surrounded by panoramic mountain views, century-old oak trees, and Sycamore Creek, this extraordinary property offers the perfect canvas for a legacy estate, equestrian retreat, vineyard, or private family compound.
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05/29/2026

San Diego’s newest luxury estate, The Industrial Ranch House, is a sprawling 10,000-square-foot custom residence with a detached ADU and an expansive nine-car garage, redefining modern luxury living through exceptional design and resort-style amenities.

This one-of-a-kind estate features a private spa patio, a 54-foot disappearing-edge infinity pool, prep kitchen, Tesla Powerwall system, full-size basketball and pickleball sports court, expansive auto court for additional parking, and both upper and lower putting greens.

Blending a bold modern industrial aesthetic with timeless ranch-style architecture, The Industrial Ranch House delivers a seamless indoor-outdoor lifestyle designed for elevated living and entertaining.

Project: The Industrial Ranch House
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05/21/2026

Open House next weekend at the Industrial Ranch House in Santa Fe Valley, a 10,000 square foot showcase home redefining modern ranch design. Experience soaring steel trusses, warm white oak finishes, dramatic black and white contrasts, resort-style outdoor living, and one-of-a-kind architectural details throughout. From the custom infinity pool to the warehouse-inspired interiors, every space was designed to make a statement. Come tour one of the most unique homes in Southern California and experience the Industrial Ranch House in person.

Project: The Industrial Ranch House
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05/15/2026

The TV cavern, often called the “man cave,” has evolved in design over the years, but its purpose has always stayed the same: creating a comfortable space separate from the main living areas of the home. Our newest showcase model features a TV cavern with darker finishes, electronic reclining leather theater seating, and natural light on two sides so you can still take in the surrounding views while enjoying the space.

Project: The Industrial Ranch House
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05/12/2026

A new chapter begins in Santa Fe Valley.

Breaking ground next month: a timeless modern Spanish estate designed for effortless luxury, warm organic textures, expansive indoor-outdoor living, and the kind of architecture that only gets better with time. Completion set for 2027.

This one will redefine estate living in North County.

04/28/2026

If the home is a symphony, the kitchen is its melody. A keystone space in the home where we gather, eat, and enjoy. Our approach to kitchen design anticipates the rhythm of cooking and choreography of entertaining, setting the table for a truly irresistible blend of quiet luxury that feeds connection.

04/22/2026