United States · Series C startup
Funding summaryUpdated 26 Oct 2026
$78Mraised across 4 rounds since 2015, from 4 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
Dell Technologies CapitalLead
Salesforce Ventures
Flybridge
GGV Capital
Cisco Investments
Two Sigma Ventures
Mango Capital
Telstra Ventures
Sigma Prime Ventures
DTCPReported by FinSMEs
FlybridgeTelstra VenturesSigma Prime Ventures
Deutsche Telekom
Two SigmaReported by FinSMEs
From a historical funding record
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
FlybridgeSigma Prime VenturesTelstra VenturesDeutsche TelekomDell Technologies CapitalLSalesforce Ventures
Founder CollectiveGGV CapitalCisco InvestmentsTwo Sigma VenturesMissing a round, or an investor who was in one? Tell us.
These 5 firms list NS1 as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.
NS1's investors include Flybridge, Sigma Prime Ventures, Telstra Ventures, Deutsche Telekom and Dell Technologies Capital, and 11 more on record. Dell Technologies Capital led its latest round.
NS1 has raised $78M across 4 rounds since 2015.
NS1's most recent round was a Series C of $33M in Oct 2019, led by Dell Technologies Capital.
Its most recent round, $33M in Oct 2019, is also its largest on record.
NS1's first round on record, in Apr 2015, was backed by Flybridge, Founder Collective and Sigma Prime Ventures and 1 others.
NS1's latest named round is a Series C, in Oct 2019.
NS1 is based in the United States.
Dell Technologies Capital led the Series C in 2019.
In the same sector, and raised in the last eighteen months.
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United States · 
