The 25 Most Popular SaaS Startups from Brooklyn (2026)

Brooklyn is home to 25 SaaS and AI products actively bought by companies on Cledara, led by Eligible. 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 Brooklyn

#ProductCategoryFoundedEmployeesFunding12-mo rank
1EligibleFinance & Accounting2,01111-50 employees-68
2FLORAMarketing & Growth2,0242-10 employees$5M - $10M+2,004
3InfuraEngineering & DevOps2,01611-50 employees+369
4RoamCollaboration & Productivity2,02111-50 employees$25M - $50M+308
5CastleIT & Security2,01511-50 employees
6StandardsLegal, Risk & Compliance2,0202-10 employees-106
7SlingPeople Ops & Talent2,01511-50 employeesUnder $1M+21
8VitallyCustomer Success & Support2,01751-200 employees$25M - $50M
9LuzmoData & Analytics2,01551-200 employees$10M - $25M
10Sematext Engineering & DevOps2,00711-50 employees
11RocketReachSales & Revenue2,01651-200 employees$50M - $100M
12CodédexEngineering & DevOps2,02211-50 employeesUnder $1M
13MathpixAI Platforms & Model Ops2,01511-50 employees$5M - $10M
14SpectaclesEngineering & DevOps2,0192-10 employees
15PrecoroOperations & Supply Chain2,01451-200 employees
16WaldoEngineering & DevOps2,01811-50 employees$10M - $25M
17Fluen.aiMarketing & Growth2,0222-10 employees
18SendersMarketing & Growth2,01611-50 employees
19taxomateFinance & Accounting2,0182-10 employees
20ComeetPeople Ops & Talent2,01351-200 employees$5M - $10M
21RespondentCustomer Success & Support2,01611-50 employees$1M - $5M
22WhopFinance & Accounting2,02151-200 employees$10M - $25M
23EtsyOperations & Supply Chain2,0051,001-5,000 employees$250M+
24Motion Design SchoolPeople Ops & Talent2,01611-50 employees
25ProSoundEffectsMarketing & Growth2,00411-50 employees

Brooklyn startups by size and funding

The largest SaaS company from Brooklyn by headcount is Etsy (1,001-5,000 employees).

13 of 25 have disclosed funding, topped by Etsy ($250M+).

The newest entrant is FLORA (founded 2024).

The oldest is ProSoundEffects (founded 2004); the newest, FLORA (2024).

What Brooklyn startups build

CategoryProducts
Engineering & DevOps5
Marketing & Growth4
Finance & Accounting3
People Ops & Talent3
Customer Success & Support2
Operations & Supply Chain2
Collaboration & Productivity1
IT & Security1
Legal, Risk & Compliance1
Data & Analytics1
Sales & Revenue1
AI Platforms & Model Ops1

Brooklyn's SaaS scene skews toward Engineering & DevOps — 5 of its 25 tracked companies build engineering & devops software.

Brooklyn vs the United States

Brooklyn 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 Brooklyn?

Eligible, FLORA and Infura are the most-used SaaS products founded in Brooklyn, based on real purchasing data from companies on Cledara. Last updated 27 July 2026, 17:44 UTC.

How many SaaS companies are based in Brooklyn?

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

Which Brooklyn startups are growing fastest?

FLORA and Eligible show the strongest rank gains among Brooklyn-founded products over the last 90 days.

How is this different from other Brooklyn startup lists?

Most lists rank Brooklyn 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.