J.A. Meija Construction

J.A. Mejia Construction is a family-owned and operated general contractor based in Rohnert Park, California, proudly serving homeowners and contractors throughout Sonoma County and the Greater San Francisco Bay Area. With over 20 years of construction experience, the company specializes in ADUs, home additions, remodeling, structural framing, new home construction, commercial framing, and custom deck building. Founded by husband-and-wife team Juan and Alicia Mejia, the company has built a reputation for quality craftsmanship, honest communication, and dependable service.

J.A. Mejia Construction provides complete construction services from project planning through final completion, delivering fully permitted ADUs and home additions that seamlessly integrate with existing homes. The experienced team works closely with homeowners, architects, engineers, and developers to ensure every project meets California building codes while maximizing property value and long-term functionality. Whether constructing a detached ADU, expanding a home, or completing a major remodel, J.A. Mejia Construction focuses on precision, efficiency, and lasting quality.

Services

• Accessory Dwelling Units (ADUs)
• Detached ADUs
• Home Additions
• Second-Story Additions
• New Home Construction
• Residential Remodeling
• Kitchen Remodeling
• Bathroom Remodeling
• Interior Remodeling
• Exterior Remodeling
• Structural Framing
• Commercial Framing
• Commercial Build-Outs
• Tenant Improvements
• Custom Deck Construction
• Residential Construction
• Commercial Construction
• General Contracting
• Project Management

Why Choose J.A. Mejia Construction?

• Over 20 years of construction experience
• Family-owned and operated
• Licensed and insured California contractor
• Specialists in ADUs and home additions
• Extensive structural framing expertise
• Trusted by homeowners and contractors across the Bay Area
• High-quality craftsmanship with attention to detail
• Honest communication throughout every project
• Free project estimates
• Residential and commercial construction expertise