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How Siftscience CEO Kris Nagel grew Siftscience to $35M revenue and 100 customers in 2025.

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Siftscience Revenue

In 2025, Siftscience's revenue reached $35M. The company previously reported $30.3M in 2024. Since its launch in 2011, Siftscience has shown consistent revenue growth.

Siftscience Revenue GrowthReported revenue / ARR by year$0$8M$15M$23M$30M$38M20112013201520172019202120232025$0$17M$20M$35MSource: GetLatka.com
YearMilestone
2025Siftscience Hit $35m revenue in December 2025
2024Siftscience Hit $30.3m revenue in October 2024
2023Siftscience Hit $20.3m revenue in December 2023
2021Siftscience Hit $17.2m revenue in January 2021
2011Launched with $0 revenue

Siftscience Valuation, Funding Rounds

Siftscience reached a $1B valuation in 2021, set during its Series E round.

Siftscience has raised $156.5M in total funding across 6 rounds, most recently a $50M Series E round in 2021.

Siftscience Capital Raised & ValuationCumulative capital raised and post-money valuation by roundCapital raised (cum.)Valuation$0$250M$500M$750M$1B$1B2011201320152017201920212011 cumulative: $2M • 2011 Seed Round: $2M2013 cumulative: $6M • 2011 Seed Round: $2M • 2013 Series A: $4M2014 cumulative: $24M • 2011 Seed Round: $2M • 2013 Series A: $4M • 2014 Series B: $18M2016 cumulative: $54M • 2011 Seed Round: $2M • 2013 Series A: $4M • 2014 Series B: $18M • 2016 Series C: $30M2018 cumulative: $107M • 2011 Seed Round: $2M • 2013 Series A: $4M • 2014 Series B: $18M • 2016 Series C: $30M • 2018 Series D: $53M2021 cumulative: $157M • 2011 Seed Round: $2M • 2013 Series A: $4M • 2014 Series B: $18M • 2016 Series C: $30M • 2018 Series D: $53M • 2021 Series E: $50M @ $1B valuation$157M2021 Series E: $1B valuation$1BSource: GetLatka.com
YearRoundAmountValuation% Sold
2021Series E$50M$1B5%
2018Series D$53M--
2016Series C$30M--
2014Series B$18M--
2013Series A$4M--
2011Seed Round$1.5M--

Siftscience Employees & Team Size

Siftscience employs approximately 318 people as of 2026, down from 341 in 2024.

Siftscience has 318 total employees in different roles and functions and 63 sales reps that carry a quota. They have 100 customers that rely on the company's solutions.

Siftscience Team GrowthReported headcount over time01002003004002011201320152017201920212023202500318318Source: GetLatka.com
YearMilestone
2025Reached 318 employees (December 2025)
2025Reached 322 employees (November 2025)
2024Reached 341 employees (December 2024)
2024Reached 360 employees (October 2024)
2023Reached 360 employees (December 2023)
2023Reached 360 employees (September 2023)
2023Reached 314 employees (July 2023)
2023Reached 336 employees (January 2023)
2022Reached 339 employees (December 2022)
2022Reached 360 employees (January 2022)
2021Reached 365 employees (December 2021)
2021Reached 321 employees (August 2021)
2021Reached 175 employees (January 2021)

Founder / CEO

Kris Nagel

Kris Nagel is listed as Founder / CEO at Siftscience.

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Frequently Asked Questions about Siftscience

What is Siftscience's revenue?

Siftscience generates $35M in revenue.

Who founded Siftscience?

Siftscience was founded by Kris Nagel.

Who is the CEO of Siftscience?

The CEO of Siftscience is Kris Nagel.

How much funding does Siftscience have?

Siftscience raised $156.5M.

How many employees does Siftscience have?

Siftscience has 318 employees.

Where is Siftscience headquarters?

Siftscience is headquartered in San Francisco, California, United States.

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Source Attribution

Source: all data was collected from GetLatka company research and founder interviews. Revenue, funding, team, and customer figures are presented as company-reported or GetLatka-estimated metrics where the profile data identifies them that way.

Company data last updated .