The 29 Most Popular SaaS Startups from San Diego (2026)

San Diego is home to 29 SaaS and AI products actively bought by companies on Cledara, led by ClickUp (0.18% market share). This ranking is built from real purchasing data — what companies actually pay for, not funding announcements — and updates monthly. Data as of 27 July 2026, 17:44 UTC.

Top SaaS companies from San Diego

#ProductCategoryFoundedEmployeesFunding12-mo rank
1ClickUpCollaboration & Productivity2,017501-1,000 employees$250M+-22
2DrataLegal, Risk & Compliance2,020501-1,000 employees$250M+-62
3WrikeCollaboration & Productivity2,0061,001-5,000 employees$10M - $25M-309
4DemioMarketing & Growth2,017Self-employed+59
5Snipe-ITOperations & Supply Chain2,014+9
6Axure RPMarketing & Growth2,00211-50 employees-615
7Answer The PublicMarketing & Growth2,0171,001-5,000 employees-70
8Churn BusterCustomer Success & Support2,01311-50 employees-617
9EvernoteCollaboration & Productivity2,008201-500 employees$10M - $25M-361
10GrowrkOperations & Supply Chain2,02151-200 employees
11GraphPadData & Analytics1,99011-50 employees
12CS-CartOperations & Supply Chain2,00551-200 employees
13DuoCircleIT & Security2,01411-50 employees
14ChatmeterMarketing & Growth2,00951-200 employees
15SqlDBMData & Analytics2,01751-200 employees$10M - $25M
16OutsetaSales & Revenue2,0162-10 employees
17CalqulateFinance & Accounting2,0212-10 employees
18QatalogIT & Security2,017501-1,000 employees$250M+
19LeadscopeSales & Revenue2,0212-10 employees
20SoundfulMarketing & Growth2,01911-50 employees$1M - $5M
21SeismicSales & Revenue2,0101,001-5,000 employees$100M - $250M
22TierraNetEngineering & DevOps1,99711-50 employees
23Slashdot MediaMarketing & Growth2,00051-200 employees
24VizolutionsMarketing & Growth2,0152-10 employees
25ProductionCrateMarketing & Growth2,00911-50 employees
26SolidProfessorPeople Ops & Talent2,00211-50 employees
27Swipe FilesMarketing & GrowthSelf-employed
28php[architect]Engineering & DevOps2,0022-10 employees
29ITLEngineering & DevOps2,013501-1,000 employees

San Diego startups by size and funding

The largest SaaS company from San Diego by headcount is ClickUp (501-1,000 employees).

8 of 29 have disclosed funding, topped by ClickUp ($250M+).

The newest entrant is Growrk (founded 2021).

The oldest is GraphPad (founded 1990); the newest, Growrk (2021).

What San Diego startups build

CategoryProducts
Marketing & Growth9
Collaboration & Productivity3
Operations & Supply Chain3
Sales & Revenue3
Engineering & DevOps3
Data & Analytics2
IT & Security2
Legal, Risk & Compliance1
Customer Success & Support1
Finance & Accounting1
People Ops & Talent1

San Diego's SaaS scene skews toward Marketing & Growth — 9 of its 29 tracked companies build marketing & growth software.

San Diego vs the United States

San Diego accounts for 1% of the 3,460 ranked SaaS products founded in the United States.

Frequently asked questions

What are the biggest SaaS startups in San Diego?

ClickUp, Drata and Wrike are the most-used SaaS products founded in San Diego, based on real purchasing data from companies on Cledara. Last updated 27 July 2026, 17:44 UTC.

How many SaaS companies are based in San Diego?

29 SaaS and AI products founded in San Diego are actively bought by companies tracked on Cledara. Aggregators list more registered startups; this ranking counts only products with real, current usage.

Which San Diego startups are growing fastest?

Wrike and Demio show the strongest rank gains among San Diego-founded products over the last 90 days.

How is this different from other San Diego startup lists?

Most lists rank San Diego startups by funding raised or valuation. This one ranks them by adoption — how many companies actually pay for each product — measured monthly from Cledara's purchasing data.