Build Your Future with a
Custom ADU in Fresno, CA

Creating More Space for Fresno Homeowners

A-1 Contractors is a locally owned and operated business with a focus on providing high-quality construction services to homeowners in Fresno, CA.

We specialize in Accessory Dwelling Units (ADUs), offering complete design and build solutions that are customized to your property’s style and your family’s specific needs.

Our mission is to enrich California’s Central Valley by delivering innovative, high-quality solutions, backed by nearly 40 years of local experience. 

A well-designed, modern ADU in Fresno, CA, with a small outdoor patio, built to match the main house's style.

The A-1 Difference: Client Testimonials

Expert general contractor in visalia, ca building a beautifully Accessory Dwelling Unit

Why Choose Us for Your ADU Project?

As electrical contractors first, we can offer peace of mind throughout your entire project, knowing that the electrical system is handled by professionals. We are a family-owned and operated company with nearly four decades of experience in the industry.
Our team holds both a Class B general builder and a Class C10 general electrical license, as well as being Tesla and Panasonic Premium Certified. We believe in building more than just structures—we build trust and lasting relationships with our clients.

Enhancing Your Property with an ADU in Fresno

Building an ADU is an excellent way to expand your living space or increase your property’s value. Our services include garage conversions, turning your existing garage into a fully functional living space or rental unit.

We are dedicated to delivering exceptional quality and attention to detail in every remodel and ADU we create. We help homeowners across the Central Valley maximize the potential of their property with smart, beautiful, and sustainable spaces.

view of a backyard property with a newly completed backyard cottage-style ADU in Fresno, CA.
A construction team working on the front of a residential house in fresno, ca

Experience and Expertise in ADU Building

  • With 39 years of experience in the industry, our company has grown from a single-man operation into a corporation that evolves with the trends of construction.

  • We specialize in general contracting with an emphasis on remodels and ADUs.

  • The founders were inspired to start this business to have something more in life, coming from a family of field workers.

  • Our proudest achievement is having the financial freedom to give back to the community

Your Tailored ADU in Fresno

Our team understands that every homeowner’s needs are unique. From a guest suite to a rental property, we offer tailored, turn-key ADU design and build services.

We can also help you with a variety of other projects, including room additions, bathroom remodels, and whole-home renovations, all of which can be part of a complete ADU project. Our goal is to work with you to create a living space that enhances how you live, work, and connect. We can help you build your custom ADU in Fresno, CA.

FREQUENTLY ASKED QUESTIONS

Can I live in my home during the ADU remodel?

In many cases, yes, you can. We will work with you to keep disruptions to a minimum and maintain a safe and clean worksite. However, for larger remodels, temporary relocation might be recommended.

How much does an ADU in Fresno, CA, cost?

Costs vary depending on factors such as size, type, and specific features. We offer free estimates and will guide you through the options that best fit your budget and goals.

Do you offer financing options for my project?

Yes, we do. We partner with trusted lenders to provide flexible financing options, including home improvement loans, HELOC guidance, and payment plans, to help make your ADU project more affordable.

What makes A-1 Contractors different from other builders?

With nearly 40 years of experience, we combine local expertise, personalized service, and top-tier craftsmanship. Our focus on ADUs and remodels is supported by a full-service construction team and a reputation for doing the job right the first time.

Our team consistently attends trade shows like the International Builders Show, National Hardware Show, and National Electrical Contractors Association Trade Show to stay updated on the latest developments, new products, and innovative ideas within the industry. This commitment to continuous learning ensures we provide advanced solutions for our Visalia clients.

Ready to begin your journey to a new ADU in Fresno, CA?

GET STARTED

We’ve donated materials to Sanctuary For All to help rebuild shelters damaged by thieves. Please join us in supporting this vital local rescue.