Businesses in San Lorenzo, California

As of October 5, 2026, ListRiver's records show 1,097 active registered businesses in San Lorenzo, California. 58% are LLCs.

From official California registry records, updated weekly. Most San Lorenzo businesses are in Alameda County. Look up a California business by name.

Businesses on record
1,097
Formed in the last 12 months
120
Formed in September
0
With a registered agent
99%
1,084 records

New San Lorenzo businesses per month

075150Oct 2024: 0Oct 24Nov 2024: 0Dec 2024: 0Jan 2025: 1332025Feb 2025: 0Mar 2025: 0Apr 2025: 0May 2025: 0Jun 2025: 2Jul 2025: 2Aug 2025: 1Sep 2025: 0Oct 2025: 0Nov 2025: 1Dec 2025: 0Jan 2026: 1132026Feb 2026: 1Mar 2026: 0Apr 2026: 3May 2026: 0Jun 2026: 0Jul 2026: 0Aug 2026: 2Sep 2026: 0

Businesses on record by formation month, through September 2026. Monthly California new-business reports

Entity types

  • LLCs638 · 58%
  • Corporations298 · 27%
  • Other151 · 14%
  • Limited partnerships8 · 1%
  • Nonprofits2 · 0%

Top ZIP codes

Newest business names registered in San Lorenzo

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BusinessCityTypeFormed
Name hiddenSan LorenzoLLCAug 2026
Name hiddenSan LorenzoLLCAug 2026
Name hiddenSan LorenzoLLCApr 2026
Name hiddenSan LorenzoLLCApr 2026
Name hiddenSan LorenzoLLCApr 2026
Name hiddenSan LorenzoLLCFeb 2026
Name hiddenSan LorenzoLLCJan 2026
Name hiddenSan LorenzoLLCJan 2026
Name hiddenSan LorenzoCorporationJan 2026
Name hiddenSan LorenzoLLCJan 2026
Name hiddenSan LorenzoLLCJan 2026
Name hiddenSan LorenzoOtherJan 2026
Name hiddenSan LorenzoOtherJan 2026
Name hiddenSan LorenzoCorporationJan 2026
Name hiddenSan LorenzoLLCJan 2026
Name hiddenSan LorenzoLLCJan 2026
Name hiddenSan LorenzoCorporationJan 2026
Name hiddenSan LorenzoLLCJan 2026
Name hiddenSan LorenzoLLCJan 2026
Name hiddenSan LorenzoLLCJan 2026
Name hiddenSan LorenzoLLCJan 2026
Name hiddenSan LorenzoLLCJan 2026
Name hiddenSan LorenzoLLCJan 2026
Name hiddenSan LorenzoLLCJan 2026
Name hiddenSan LorenzoLLCJan 2026

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Common questions about San Lorenzo businesses

How many businesses are registered in San Lorenzo, California?

ListRiver has 1,097 active registered businesses in San Lorenzo, California on record as of October 5, 2026, from official California business registry data. Dissolved and defunct businesses are not counted.

How many new businesses were formed in San Lorenzo, California in September 2026?

0 businesses on record in San Lorenzo, California were formed in September 2026.

How many new businesses opened in San Lorenzo, California in the last 12 months?

120 businesses on record in San Lorenzo, California were formed in the 12 months through September 2026.

What is the most common type of business in San Lorenzo, California?

LLCs are the most common: 638 of 1,097 businesses on record (58%), followed by Corporations with 298 (27%).

Where does this data come from?

From California's official business registry. ListRiver loads each new state file, standardizes it, removes duplicates and updates its database weekly. Email and industry details are added from SMBCredit.net where available.

How do I get a list of businesses in San Lorenzo, California?

Use ListRiver's list builder to filter San Lorenzo, California businesses by entity type, formation date, industry and contact details, see the exact count and price, and download a CSV. Every list includes monthly refresh files.

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About this data

Counts come from official California business registry records on file with ListRiver, current as of October 5, 2026. They include businesses that are active on the state register; dissolved and defunct entities are excluded. Contact details are added from SMBCredit.net where available. Formation months reflect the registration date the state reports. See the methodology for sources, update schedules and known limits.