The 11 Most Popular SaaS Startups from Boulder (2026)

Boulder is home to 11 SaaS and AI products actively bought by companies on Cledara, led by Stream (0.03% 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 Boulder

#ProductCategoryFoundedEmployeesFunding12-mo rank
1StreamMarketing & Growth2,01551-200 employees-69
2BonuslyPeople Ops & Talent2,01251-200 employees$10M - $25M-269
3GetroPeople Ops & Talent2,01611-50 employees-102
4AutomoxIT & Security2,015201-500 employees$100M - $250M-67
5SendtricMarketing & Growth2,0152-10 employees+143
6KnowledgeowlCollaboration & Productivity2,0152-10 employees-343
7Fauna Engineering & DevOps2,025Self-employed
8ScreenSpaceSales & Revenue2,0172-10 employees
9BugSplatEngineering & DevOps2,00311-50 employees
10ImagelyMarketing & Growth2,00911-50 employees
11RebootPeople Ops & Talent2,01411-50 employees

Boulder startups by size and funding

The largest SaaS company from Boulder by headcount is Stream (51-200 employees).

2 of 11 have disclosed funding, topped by Automox ($100M - $250M).

The newest entrant is Fauna (founded 2025).

The oldest is BugSplat (founded 2003); the newest, Fauna (2025).

What Boulder startups build

CategoryProducts
Marketing & Growth3
People Ops & Talent3
Engineering & DevOps2
IT & Security1
Collaboration & Productivity1
Sales & Revenue1

Boulder's SaaS scene skews toward Marketing & Growth — 3 of its 11 tracked companies build marketing & growth software.

Boulder vs the United States

Boulder accounts for 0% of the 3,460 ranked SaaS products founded in the United States.

Frequently asked questions

What are the biggest SaaS startups in Boulder?

Stream, Bonusly and Getro are the most-used SaaS products founded in Boulder, based on real purchasing data from companies on Cledara. Last updated 27 July 2026, 17:44 UTC.

How many SaaS companies are based in Boulder?

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

Which Boulder startups are growing fastest?

Knowledgeowl and Getro show the strongest rank gains among Boulder-founded products over the last 90 days.

How is this different from other Boulder startup lists?

Most lists rank Boulder 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.