ADUs and Home Additions | Riverside County, CA

Dantor Martinez Construction creates functional living spaces that add value, flexibility, and comfort to your property. Serving the Coachella Valley, we design and build accessory dwelling units (ADUs) and home additions tailored to your family's needs while ensuring compliance with local building requirements. Our services include:

Detached and attached ADUs
Garage conversions
Guest houses and casitas
Home additions
Second-story additions
Primary suite expansions
Kitchen and living space expansions
Permit coordination
Design-build services
Turnkey construction

Whether you're creating rental income, expanding for a growing family, or adding a private guest space, contact us to begin your ADU or home addition project.

Adding square footage is one of the smartest ways to improve your property's functionality and long-term value. Dantor Martinez Construction helps homeowners throughout the Coachella Valley navigate every stage of the process, from planning through construction. Our comprehensive approach helps you:

Maximize your property's potential
Increase home value
Create flexible living arrangements
Improve comfort and functionality
Meet local building and zoning requirements
Streamline permits and approvals
Minimize construction delays
Enjoy a seamless design-build experience

With 17 years of experience, we deliver carefully planned additions that blend naturally with your existing home.

As a family-owned company established in 2009, Dantor Martinez Construction provides complete ADU and home addition solutions backed by experience and local expertise. Clients choose us because we offer:

Licensed General Contractor #926128
Fully insured and bonded
Family-owned and operated
Design-build project delivery
Complete permit coordination
Bilingual team that speaks Spanish
Construction consulting and project management
Free estimates

Our team is committed to delivering high-quality craftsmanship while keeping your project organized from concept through completion.

Bright modern bedroom with a bed, sofa, wardrobe, and large windows opening to a city view

Small white bathroom with towels on a rack, a sink vanity, and a mirror cabinet.

Bright bedroom with white bed, wooden headboard, bedside lamps, and window with blinds

White bathroom with a tub, shower, towel rack, and small window over wood flooring

Small bedroom with a bunk bed, window, wall-mounted TV, and gray walls.

Lofted bunk bed with blue bedding in a bright bedroom, mirrored closet and window in the background

Bedroom with gray bunk bed, white door, window, and desk under a round ceiling light.

Small bathroom with a toilet, shower curtain, sink, mirror, and wood vanity.

Minimal white bedroom with bed, window, ceiling fan, and framed wall art

Bright bedroom with white bedding, dark throw blanket, wall art, and an open doorway to a bathroom.

Bright white kitchen with island, chandelier, refrigerator, and window above the sink

Modern open kitchen and living room with gray sectional, wood ceiling, and white island table

Cozy living room with gray sofa, ceiling fan, wooden floors, and open view into a bright kitchen

Cozy living room with gray sectional, wood coffee table, ceiling fan, and large windows with a snowy view

Modern living room with gray sectional, wall-mounted TV, wood ceiling, and large windows

Small gray cabin with a wooden porch in a wooded area under a blue sky

Covered porch with rocking chairs, a hanging swing, and a view of trees and a house across the yard.

Covered porch with dining table, chairs, and open doors leading into a bright kitchen

Covered patio with white table and chairs, bench, and potted stool beside a house exterior.

Covered porch with white table and chairs outside a gray house, surrounded by trees and gravel.

Wooded campsite with cabins, rocks, and a small sign in the foreground

Rustic cabin in a pine forest with a porch, picnic table, and chairs on a snowy ground

Snow-covered cabin with a porch among tall pine trees in a winter forest

Snow-covered cabin porch with white roof, wooden railing, and pine trees in bright winter sunlight

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