ADU Builder in Mountain View, CA —
Designed, Permitted, Built.
Family-owned. In-house designers. Licensed Bay Area contractor — Mountain View ADU projects designed, permitted, and built by one team from start to finish.
Years in Bay Area
Projects Completed
Google Rating
Licensed Contractor
Why Mountain View Homeowners Choose Mayers CNR for Their ADU
Mountain View is one of the most active ADU markets in the Bay Area. The rental demand near Google’s campus and the downtown Castro Street corridor is consistent and strong. Lot sizes in Mountain View’s residential neighborhoods are workable for detached ADUs, garage conversions, and JADUs. The City of Mountain View Community Development Department has a clear ADU permit process and the city has adopted state ADU laws that make the path to approval straightforward. We have built ADUs throughout Mountain View — Monta Loma, Cuesta Park, Whisman Station, and beyond.
Mayers CNR is fully licensed (CA #1063024), family-owned, and has completed hundreds of projects across the Bay Area since 2012. Our in-house design and planning team handles your Mountain View ADU from feasibility assessment through final certificate of occupancy. One team, one point of contact, start to finish.
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In-house design team — floor plans, layout, and interior finish selection
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Material sourcing assistance included from framing through final finishes
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Permit handling through the City of Mountain View Community Development Department
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Daily progress updates — you’re never in the dark
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Named project manager assigned from feasibility through delivery
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Licensed & insured — CA General Contractor #1063024

ADU Projects. Real Mountain View Homes.
Your Mountain View ADU, Step by Step
Free Feasibility Visit
We assess your Mountain View lot, setbacks, and existing structure to determine what ADU type is possible — no cost or commitment required.
Design & Permit
Our in-house team creates your ADU plans and manages all City of Mountain View Community Development Department permits.
Foundation & Build
We build your ADU with daily updates at every phase. No subcontractor coordination required from you.
Certificate of Occupancy
Final City of Mountain View inspections and certificate of occupancy — your ADU is ready to occupy or rent.
Real ADU Reviews
We had a great experience with Mayer’s Construction on our JADU project. The team worked incredibly fast and respected our time, minimizing how much we needed to be involved in small details. They captured our vision and we would use them again without hesitation.
Thank you Mike and Nathan for working with us on getting our home remodeled and completed. We chose Mayer’s Construction and we’re glad we did. Natalee was our designer, Mike was our project manager. Daily updates throughout. Home looks beautiful and modern exactly like we wanted.
The team exceeded my expectations with their quality of work and attention to detail. Every aspect of the project was handled professionally and the result speaks for itself. I have referred them to three neighbors already.
ADU Projects Across Mountain View
We’ve built detached ADUs, garage conversions, and JADUs throughout Mountain View — backyard ADUs in Monta Loma and Cuesta Park, garage-to-living conversions in Rex Manor and Martens-Carmelita, and infill ADUs in Whisman Station near the CalTrain corridor. We know the City of Mountain View Community Development Department permit process and the local setback requirements that determine what is possible on your specific lot.
Verified on Every Platform
Mayer’s Construction & Remodeling • CA License #1063024 • Family-owned since 2012 • Serving Mountain View & all of Santa Clara County
Mountain View ADU FAQ
An ADU in Mountain View typically takes 6 to 12 months from permit approval, depending on type and size. Detached ADUs take longer than garage conversions. Mayers CNR builds the full permit and construction timeline into your schedule from the feasibility visit forward.
In Mountain View you can build detached ADUs (backyard cottages), attached ADUs (additions to the main home), garage conversions, and Junior ADUs (JADUs) within the existing footprint. The best type depends on your lot, setbacks, and goals. Mayers CNR assesses this during a free feasibility visit.
Yes. All ADU construction in Mountain View requires permits from the City of Mountain View Community Development Department. Mayers CNR manages the full permit process — application, plan check, inspections, and certificate of occupancy — so you never have to coordinate with the permit office directly.
ADU construction costs in Mountain View vary based on type, size, and finish level. Detached ADUs are more expensive than garage conversions. Mayers CNR provides a detailed estimate after a free feasibility visit to your property. Call (888) 394-4041 to schedule yours. No commitment required.
Yes. Once the City of Mountain View issues the certificate of occupancy for your ADU, it is legally habitable and can be rented. Mountain View’s rental market near Google and the downtown corridor makes ADU rental income realistic and consistent.
Yes. Our in-house design team handles floor plans, layout, and material selection for Mountain View ADU projects. Design and build under one roof means no third-party coordination delays and a consistent process from concept through the final inspection.
Planning an ADU in Mountain View?
Get a free feasibility visit from the Bay Area ADU contractor Mountain View homeowners trust. We’ll assess your lot, walk through your options, and give you a realistic scope and timeline — no commitment required.
