Nathan C Simpson

Architect · named on San Francisco building permits · Nathan Simpson Architect

Public records

From the California licensing board and San Francisco permit records.

License and board record

Licensed?: License activeArchitect C-37662First issued Feb 25, 2019, expires Jan 31, 2027.
Source: DCA License Search, retrieved Nov 5, 2026
Verify on DCA License Search
Any board discipline?: None found.
We searched the California Architects Board enforcement list on Nov 5, 2026.
Firms on their permits: Nathan Simpson Architect

Their San Francisco permits

The full report lists every San Francisco permit that names Nathan C Simpson: what kinds of projects, how long the permits took compared with the city, and each permit's official record. Free, no sign-up.

See the full report

What the firm says about itself

From the firm's own website and listings, checked on Nov 5, 2026. These are the firm's claims; the licensing board has not confirmed them.

Website: ncs-arc.com
Phone: (415) 843-1858
Service area: Central Coast of California
Project types they list: dream homes, ADUs, single-family home remodels, home additions
Project types they list: tasting rooms, breweries and cafes, galleries

Services they list

Fees and how they work

Consultation: Free site assessment for determining whether a property is a good candidate for an ADU.

1The firm says it manages the process from initial concept through permit approval.

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