2024 Revenue
$9.3M(Est.)
Team
37
Founded
2016
Castle Revenue (2024)
Castle generated an estimated $9.3M in annual revenue in 2024. Source: GetLatka estimate
Castle analyzes user behavior to stop hackers
Last updated
Castle Revenue
In 2024, Castle's revenue reached $9.3M. The company previously reported $5.6M in 2023. Since its launch in 2016, Castle has shown consistent revenue growth.
| Year | Milestone | Source |
|---|---|---|
| 2024 | Castle Hit $9.3m revenue in October 2024 | Estimated |
| 2023 | Castle Hit $5.6m revenue in December 2023 | Estimated |
| 2021 | Castle Hit $4.9m revenue in January 2021 | Not recorded |
| 2016 | Launched with $0 revenue |
Founder / CEO
Johan Brissmyr
CEO
Johan Brissmyr is the CEO & Co-founder at Castle. Prior to joining Castle, Jim was the Chief Product Officer at New Relic, a global observability leader. At New Relic, Jim helped grow the company from $0 to $500 million in revenue and led a global development team of more than 500 people.
Castle Employees & Team Size
Castle employs approximately 37 people as of 2026, up from 26 in 2023. It serves 500M customers that rely on its solutions.
| Year | Milestone | Source |
|---|---|---|
| 2024 | Reached 37 employees (December 2024) | Not recorded |
| 2024 | Reached 34 employees (October 2024) | Not recorded |
| 2023 | Reached 26 employees (December 2023) | Not recorded |
| 2022 | Reached 23 employees (December 2022) | Not recorded |
| 2021 | Reached 27 employees (December 2021) | Not recorded |
| 2021 | Reached 50 employees (January 2021) | Not recorded |
Frequently Asked Questions about Castle
What is Castle's revenue?
As of 2024, Castle generated an estimated $9.3M in annual revenue.
Who founded Castle?
Castle was founded by Johan Brissmyr.
When was Castle founded?
Castle was founded in 2016.
Who is the CEO of Castle?
The CEO of Castle is Johan Brissmyr.
How many employees does Castle have?
As of 2024, Castle had 37 employees.
Where is Castle headquartered?
Castle is headquartered in Brooklyn, New York, United States.
Compare Castle to the industry
Castle operates across multiple industries. Browse revenue, funding, and growth data for Castle in each sector below.
Data and Sources
All figures on this page are taken directly from interviews or are estimates from public sources and proprietary models. Not financial advice. Read full disclaimer.
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