United States · 
Who invested in Lightwire?
Lightwire's investors include Cisco, Artiman Ventures and New Science Venture.
2012
$14MVenture$18MSeries BUnited States · Series B startup
Who invested in Lightwire
2 rounds we have observed, with the 3 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
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Funding summaryUpdated 31 Oct 2026
$32Mraised across 2 rounds since 2011, from 2 sources
$14MVenture$18MSeries B
- Latest round
- Series B, $18MApr 2011
- Step-upi
- 1.3×
- Investors
- 3
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Venture, $14M Mar 2011
- Biggest round
- $18M Series B · Apr 2011
The rounds
- Apr 2011Series B$18M3 new
From a historical funding recordSEC filing: $14M sold, first sale Feb 2011
- Mar 2011Venture$14M
No investor was named in the report.
Reported by sec.govSEC filing: $14M sold, first sale Feb 2011
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.
The exit
ExitBuyerPriceWhen
From historical deal records. Wrong? Tell us.
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Quick answers about Lightwire
How much has Lightwire raised?
Lightwire has raised $32M across 2 rounds since 2011.
When did Lightwire last raise?
Lightwire's most recent round was a Series B of $18M in Apr 2011.
What was Lightwire's biggest round?
Its most recent round, $18M in Apr 2011, is also its largest on record.
Who backed Lightwire first?
Lightwire's first round on record, in Apr 2011, was backed by Cisco, Artiman Ventures and New Science Venture.
What stage is Lightwire at?
Lightwire's latest named round is a Series B, in Apr 2011.
Where is Lightwire based?
Lightwire is based in the United States.
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