United States · Who invested in Portworx?
Portworx's investors include Mayfield Fund, Sapphire Ventures, Cisco, GE and HPE Growth, and 3 more on record. Sapphire Ventures led its latest round.
2016201720182019
$8.5MSeries A$20MSeries B$27MSeries CUnited States · Series C startup
Who invested in Portworx
Funding summaryUpdated 26 Oct 2026
$56Mraised across 3 rounds since 2015, from 3 sources
$8.5MSeries A$20MSeries B$27MSeries C
- Latest round
- Series C, $27MMar 2019
- Led by
- Sapphire Ventures
- Step-upi
- 1.4×
- Investors
- 8 (1 led)
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Series A, $8.5M Jun 2015
- Biggest round
- $27M Series C · Mar 2019
- Usual gap between rounds
- 23 months the median of 2
The rounds
- Mar 2019Series C$27M5 new1 returning
Reported by FinSMEs
- Apr 2017
- Jun 2015
Who was in which round
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Series A2015Series B2017Series C2019
Mayfield Fund
Sapphire VenturesLCiscoGE
HPE GrowthMichael Dell
NetAppSapphire Ventures/ GE Ventures
Mayfield FundSapphire VenturesLCiscoGEHPE GrowthMichael DellNetAppSapphire Ventures/ GE VenturesEveryone who backed them
CiscoCorporate VC1round
GECorporate VC1round
Michael DellAngel1round
Sapphire Ventures/ GE Venturesno record of our own yet1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about Portworx
How much has Portworx raised?
Portworx has raised $56M across 3 rounds since 2015.
When did Portworx last raise?
Portworx's most recent round was a Series C of $27M in Mar 2019, led by Sapphire Ventures.
What was Portworx's biggest round?
Its most recent round, $27M in Mar 2019, is also its largest on record.
Who backed Portworx first?
Portworx's first round on record, in Jun 2015, was backed by Mayfield Fund and Michael Dell.
What stage is Portworx at?
Portworx's latest named round is a Series C, in Mar 2019.
Where is Portworx based?
Portworx is based in the United States.
Who led Portworx's rounds?
Sapphire Ventures led the Series C in 2019.
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