Mosarch Studio

Mosarch Studio Residential and Commercial Designs

Mosarch Studio is a San Diego–based design studio with over 25 years of experience dedicated to creating custom homes and residential developments that respond to both their environment and the people who live in them.

Nottingham Residence, Roof deck design complete.
05/11/2026

Nottingham Residence, Roof deck design complete.

La Jolla Nottingham Project rear patio design completed. A thoughtfully designed rear patio that embraces a compact foot...
04/10/2026

La Jolla Nottingham Project rear patio design completed.
A thoughtfully designed rear patio that embraces a compact footprint while maximizing functionality and comfort. Every inch of space was carefully considered to incorporate key amenities, transforming a limited area into an inviting and enjoyable outdoor retreat. The design balances a modern aesthetic with a sense of harmony and relaxation.

Old Town San Diego project featuring three primary units and two-story duplex ADUs, each approximately 450 square feet, ...
03/23/2026

Old Town San Diego project featuring three primary units and two-story duplex ADUs, each approximately 450 square feet, all thoughtfully designed under the Old Town Community Design Guidelines to complement the surrounding context and enhance the neighborhood. Design by Mosarch Studio. Visit mosarchstudio.com for more info. Let us know if you have a project.

01/26/2026
New ADU multi-family project in San Diego .This RS-1-7 development includes a single-family residence and three ADUs, in...
01/26/2026

New ADU multi-family project in San Diego .
This RS-1-7 development includes a single-family residence and three ADUs, intentionally designed to promote community living while harmonizing with the surrounding neighborhood.

Contemporary four-unit ADU development designed to maximize space and function on Clairemont Dr.
11/05/2025

Contemporary four-unit ADU development designed to maximize space and function on Clairemont Dr.

6,500 sf. Single Family Residence in El Cajon CA
10/11/2025

6,500 sf. Single Family Residence in El Cajon CA

New House in Coronado CA.
09/28/2024

New House in Coronado CA.

New two story duplex in Coronado. Plans approved, construction ready to start.
05/15/2024

New two story duplex in Coronado. Plans approved, construction ready to start.

New 9,500 s.f. Modern Home in the City of San Diego with amazing views.  I Would like to thank every one on the team and...
04/19/2024

New 9,500 s.f. Modern Home in the City of San Diego with amazing views. I Would like to thank every one on the team and all the professional consultants involve in for the hard work put into this project. Hope you like it.

Address

2150 W Washington Street, Suite 104
San Diego, CA
92110

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 1pm

Telephone

+16199467555

Alerts

Be the first to know and let us send you an email when Mosarch Studio posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Share