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PSemi

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A Murata company driving semiconductor integration

San Diego, United StatesFounded 1990Energy
Valuation $250–500M Last recorded · 2014
Revenue $100–500M Latest reported FY
Headcount 500–1k Current team size
Total funding $50–100M Disclosed equity funding
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About PSemi

In 1990, a trio of researchers, Dr. Ron Reedy, Dr. Mark Burgener, and Rory Moore, launched a company called Peregrine Semiconductor. Their goal was to commercialize a technology the industry considered highly challenging: radio frequency (RF) silicon-on-insulator (SOI). This technology, which they branded as UltraCMOS, aimed to integrate multiple RF, analog, and digital functions onto a single chip, a significant step forward in semiconductor design. The company’s early years focused on developing this proprietary technology, securing a key agreement in 1991 with the Naval Ocean Systems Center to help commercialize it. Peregrine delivered its first order of 100 chips in 1995 and by 2004, had entered the competitive mobile handset market. A pivotal moment in the company's journey came in August 2012, when Peregrine Semiconductor went public on the NASDAQ, raising $77 million in its IPO. This event validated their long-term bet on SOI technology. Just two years later, in December 2014, the next major chapter unfolded: Japanese electronics giant Murata Manufacturing acquired the company for approximately $465 million. Operating as a subsidiary of Murata, the company continued to innovate. In January 2018, Peregrine Semiconductor rebranded to pSemi, marking a new phase of growth and an expanded mission to serve as Murata's hub for semiconductor activities. Today, pSemi's chips are integral components in millions of devices worldwide, from smartphones to 5G base stations.

Source: Dealroom company data

At a glance

Status
Acquired
Founded
1990
Headquarters
San Diego, United States
Employees
559
Open positions
11
Dealroom signal
77.6/100
Industry
Energy, Semiconductors
Sector
Energy, Energy Providers, DT and LS
Technology
Deep Tech
Business model
Manufacturing
Client focus
b2b
Investment activity
1 company, latest Mar 2017
Capital deployed
—
Preferred round
ACQUISITION

Funding history

6 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
ACQUISITION✓Exit Aug 2014 $471M $471M Undisclosed —
IPO✓Exit Aug 2012 $0 — Undisclosed —
Showing the latest 2 of 6 recorded eventsBook a demo for the full funding history →

Financials

Revenue over time

Revenue, earnings and other financial measures where available. Years marked “E” are estimates.

YearRevenueGrowth
2026
2025
2024
2023
2022
2021
2020 —
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Growth signals

PSemi website traffic

Latest recorded traffic for PSemi is 28K monthly website visits, up 0% over the last three months. PSemi's team grew 32.2% over the past year.

Latest monthly visits28K 3-month web change0% 1-year team growth+32.2%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Similar companies

Closest operating peers by Dealroom taxonomy

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Showing 8 of the closest matchesCompare every metric →

Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

12 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series B and later6 investors entered at this stage

  • Morgenthaler Ventures
  • Newlight Management
  • Palisades Growth Capital
  • Technology Venture Partners
  • Wasserstein & Co.
  • Ridgewood Capital

Other known investors6 additional known investors

  • Apax Partners
  • CSK Venture Capital
  • Escalate Capital Partners
  • Intel Capital
  • Needham Capital Partners
  • Roser Ventures
Team profiled 17 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 6 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
8 countries with
team presence
🇺🇸 United States87.5%
🇮🇳 India4.6%
🇬🇧 United Kingdom2.9%
🇹🇼 Taiwan2.4%
🇯🇵 Japan0.7%
Top 5 of 8 shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about PSemi on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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