Castle vs Zoominfo: Revenue, Funding & Team Size Compared
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Castle generates $9.3M in revenue; Zoominfo generates $1.3B. Zoominfo is 135× bigger than Castle by revenue. The table below compares Castle and Zoominfo on funding, valuation, customers, team size and headquarters — every figure GetLatka has verified for each company.
| Company |  CastleThis company |  Zoominfo |
|---|---|---|
| Revenue | $9.3M | $1.3B |
| Valuation | $74.2M | $1B |
| Funding raised | Not disclosed | $1.1B |
| Customers | 500M | 15K |
| Team size | 37 | 4.6K |
| Growth | Not disclosed | 3.4% |
| Founded | 2016 | 2000 |
| HQ | Brooklyn, United States | United States |
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Castle at a glance
Castle generates $9.3M in revenue with 37 employees, headquartered in Brooklyn, United States.
- Revenue
- $9.3M
- Valuation
- $74.2M
- Customers
- 500M
- Team size
- 37
- Founded
- 2016
Castle analyzes user behavior to stop hackers
Zoominfo at a glance
Zoominfo generates $1.3B in revenue with 4.6K employees, headquartered in United States.
- Revenue
- $1.3B
- Valuation
- $1B
- Funding
- $1.1B
- Customers
- 15K
- Team size
- 4.6K
- Founded
- 2000
ZoomInfo is a publicly traded sales intelligence and go-to-market platform headquartered in Portland, Oregon. Founded in 2007 by Henry Schuck and a co-founder while Schuck was in law school, the company helps sellers, marketers, and…
Other Castle alternatives
Castle competes with more than the companies on this page. Browse the full alternative lists to compare revenue, funding and team size across the category.
Castle vs Zoominfo: frequently asked questions
Is Castle or Zoominfo bigger?
Zoominfo is the bigger company by revenue, at $1.3B against $9.3M for Castle.
How much revenue does Castle make?
Castle generates $9.3M in annual revenue with a team of 37.
How much revenue does Zoominfo make?
Zoominfo generates $1.3B in annual revenue with a team of 4.6K.
How much funding has Zoominfo raised?
Zoominfo has raised $1.1B in total funding since it was founded in 2000.