LICENSED & INSURED BUILDERS
Navigating permits, coastal wear and tear, and unreliable timelines can be stressful. We build structurally sound, beautiful spaces on time and on budget.
1-(619)-622-9963 ( Vanessa B.) · Fast & Free Estimates
Maximize your property's value and living space with our expert accessory dwelling unit and garage conversion services in Oceanside.
From kitchen upgrades to whole-house transformations, we bring your vision to life with comprehensive remodeling in Oceanside.
Build on a solid base with our reliable concrete and foundation services, ensuring stability for your Oceanside property.
Stay compliant and secure. We provide thorough, state-mandated deck inspections for multi-family buildings across Oceanside.
Streamline your build with in-house design and engineering expertise, tailored specifically for local Oceanside building codes.
Navigate complex property projects with confidence. We guide Oceanside homeowners from initial planning through final inspection.

Your home is your most valuable asset. We provide complete peace of mind knowing your Oceanside property is protected by comprehensive insurance and full state licensing. You assume no risks—just professional, guaranteed results.
Building on the coast requires specific, localized knowledge. From navigating Oceanside's municipal building codes to selecting materials that withstand the coastal salt air, our deep local experience ensures your project avoids costly delays and structural wear and tear.


We believe in doing things right the first time. You’ll receive detailed updates throughout your project, and we never compromise on the quality of our work. Plus, we start every relationship with a fast, transparent, and free estimate.
From the coastal breezes of South Oceanside to the rolling hills of Guajome, Bernal Builders provides top-tier construction and remodeling services to every local community. We understand the unique architectural styles, permit requirements, and coastal wear-and-tear that Oceanside homes face.
We invite you to visit our San Diego headquarters to discuss your upcoming Oceanside construction projects in person. Our team is ready to review plans, answer questions, and provide a clear roadmap for your ADU, remodel, or concrete project.
Address: 3343 Durant Street, San Diego, CA 92113
Email: [email protected]
Driving Directions from Oceanside: Take I-5 South directly into San Diego. We are conveniently located just off the highway, with easy parking available right at our office.
Bernal Builders made our ADU project in Fire Mountain completely stress-free. They handled the city permits seamlessly and delivered incredible craftsmanship on time. We couldn't be happier with our new guest house.

We hired Bernal for a full home remodel in South Oceanside and the results are stunning. Their team was communicative, respectful of our property, and their attention to detail was exactly what we were looking for.

I needed an SB 721 deck inspection for my multi-family property in Downtown Oceanside. Bernal Builders was prompt, extremely knowledgeable about the compliance laws, and provided a thorough report right away.

Our schedule fills up quickly. Secure your consultation for your Oceanside project today. Our expert team is ready to discuss your vision and provide a detailed, no-obligation estimate.
Licensed, Insured & Local
Everything you need to know about building and remodeling in Oceanside. From permitting processes to project timelines, we have the local expertise to guide you through every step of your construction journey.
The cost of building an Accessory Dwelling Unit in Oceanside varies based on size, finishes, and site conditions. On average, a standard ADU can range from $150,000 to $250,000. We provide transparent, itemized estimates so you know exactly what to expect before breaking ground.
Yes, converting a garage into living space requires permits from the City of Oceanside. You will need to comply with local zoning codes, energy efficiency standards, and safety regulations. Our team handles the entire permitting process for you, ensuring a smooth and compliant conversion.
SB 721 is a California state law requiring mandatory inspections of exterior elevated elements, like balconies and decks, for buildings with three or more multifamily units. These inspections must be completed by a qualified professional to ensure structural integrity and safety. We offer comprehensive SB 721 inspections to keep your property compliant.
Timeline depends on the scope of your project. A kitchen or bathroom remodel might take 4 to 8 weeks, while a full home renovation or ADU construction can take several months. We prioritize efficient scheduling and reliable communication to keep your project moving forward without unnecessary delays.
Look for a licensed and insured general contractor with a strong local track record. Experience navigating Oceanside's specific permitting processes and coastal building requirements is crucial. Bernal Builders brings proven expertise, transparent communication, and high-quality craftsmanship to every local project.
While we are proud to be Oceanside’s trusted general contractor, Bernal Builders brings our commitment to quality craftsmanship and transparent communication to homeowners across San Diego County. Explore our nearby service areas below.

Bernal Builders is your trusted local expert for high-quality construction and remodeling in Oceanside and the greater San Diego area.
3343 Durant Street, San Diego, CA 92113