United States · 
Who invested in INPHI?
INPHI's investors include Mayfield Fund, Walden International, Tallwood Venture Capital, Cadence Design Systems and Flextronics International.
20012003200520072009
$12MSeries A$19MSeries C$12MSeries D$3.0MVentureUnited States · Venture startup
Who invested in INPHI
Funding summaryUpdated 26 Oct 2026
$46Mraised across 4 rounds since 2001, from 4 sources
$12MSeries A$19MSeries C$12MSeries D$3.0MVenture
- Latest round
- Venture, $3.0MJun 2010
- Biggest round
- $19MSeries C · Dec 2004
- Investors
- 5
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, $12M Feb 2001
- Biggest round
- $19M Series C · Dec 2004
- Usual gap between rounds
- 3.8 years the median of 3
The rounds
- Jun 2010Venture$3.0M
No investor was named in the report.
From a historical funding recordSEC filing: $3.0M sold, first sale Jun 2010
- Dec 2005Series D$12M1 new3 returning
Reported by opticalkeyhole.com
- Dec 2004Series C$19M4 new
From a historical funding record
- Feb 2001
Founders and team
From the SEC filings it signed: 2 on the team.
- John EdmundsExecutive Officeri
- Young SohnExecutive Officer, Directori
On the board, as filediDavid LaddDiosdado BanataoLip-Bu TanPeter SimoneTimothy Semones
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 A2001Series C2004Series D2005Venture2010
Mayfield FundWalden InternationalTallwood Venture Capital
Cadence Design SystemsFlextronics International
Mayfield FundWalden InternationalTallwood Venture CapitalCadence Design SystemsFlextronics InternationalEveryone who backed them
Walden InternationalVC firm2rounds
Tallwood Venture CapitalGrowth equity2rounds
Flextronics InternationalGrowth equity1round
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 2 firms list INPHI 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.
Quick answers about INPHI
How much has INPHI raised?
INPHI has raised $46M across 4 rounds since 2001.
When did INPHI last raise?
INPHI's most recent round was a Venture of $3.0M in Jun 2010.
What was INPHI's biggest round?
INPHI's largest round on record is $19M (Series C), in Dec 2004.
Who backed INPHI first?
INPHI's first round on record, in Dec 2004, was backed by Mayfield Fund, Walden International and Tallwood Venture Capital and 1 others.
What stage is INPHI at?
INPHI's latest named round is a Venture, in Jun 2010.
Where is INPHI based?
INPHI is based in the United States.
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