When was Microsemi founded?

Microsemi was founded in 1959 and raised its 1st funding round 56 years after it was founded.

Where is Microsemi located?

Microsemi is headquartered in Aliso Viejo, United States. It is registered at Manchester, New Hampshire.

How many employees does Microsemi have?

As of Sep 30, 2026, the latest employee count at Microsemi is 1487.

Is Microsemi a funded company?

Microsemi is a funded company, having raised an undisclosed amount across 5 funding rounds to date. The company's 1st funding round was a $***** Grant (prize money) round, raised on Jan 02, 2015.

How much is Microsemi worth?

The last known valuation of Microsemi was $***** as of Mar 01, 2018.

When was the latest funding round of Microsemi?

Microsemi's latest funding was a $***** Grant (prize money) round on Jan 10, 2017, with participation from 1 investor. Its primary sector is Telecom Infrastructure Tech. In United States, the Telecom Infrastructure Tech sector has seen $2.15B in funding in 2026 to date.

Where does Microsemi rank among its competitors?

Microsemi ranks 44th amongst 1205 active competitors, of which 65 are funded. It stands 11th in terms of total funding among its competitors. The most recent competitor to raise funding was Tessolve Semiconductor, which secured $75M in Oct, 2026.

Who are the top competitors of Microsemi?

Microsemi's top competitors include Qualcomm, Marvell and Analog Devices. Among them, Tessolve Semiconductor secured the most recent funding round in October, 2026.

Microsemi - 2026 Company Profile, Team, Funding & Competitors

Company Details

Microsemi provides IC and semiconductor developer for multiple applications. It manufactures silicon carbide semiconductors for analog, mixed-signal, switching power, RF power microwave applications, power over ethernet for military and commercial applications. It also provides storage devices and FPGAs.

Website: microsemi.com
Social
Registered Address: Manchester, New Hampshire

Key Metrics

Founded Year

1959

Location

Aliso Viejo, United States

Stage

Acquired

Latest Funding Round

Grant (prize money), Jan 10, 2017, $*****

Last Known Valuation

$***** as on Mar 01, 2018

Investors

Opus Capital & 2 more

Ranked

44^th among 1205 active competitors

Employee Count

1,487 as on Sep 30, 2026

Investment & Acquisitions

Menlo Micro & 24 more

Similar Companies

Qualcomm & 69 more

Exit Details

Acquired by Microchip Technology (Mar 01, 2018)

View Microsemi's full profile

Microsemi is associated with 5 legal entities given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Reports
MICROSEMI CORP CIN: 310568 , United States, Active	Sep 26, 1960	$1B+ (As on Sep 30, 2017)	2100 (As on Dec 31, 2017)	-
PMC SIERRA INC CIN: 767920 , United States, Active	Aug 26, 1996	$500M - $1B (As on Dec 31, 2014)	-	-
fellaws Muschal Brachmann Rechtsanwälte PartG mbB CIN: PR1423 , Germany, Active	Oct 10, 2019	-	-
Microchip Technology Inc. CIN: 86-0629024 , United States, Active	Dec 31, 1983	-	5474 (As on Dec 31, 2019)	-
CORFIN INDUSTRIES, LLC CIN: 20494172 , United States, Active	Dec 26, 999	-	159 (As on Dec 31, 2020)	-

Microsemi got acquired by Microchip Technology on Mar 01, 2018 at an acquisition amount of $*****.

Click here to take a look at Microsemi's acquisition in detail

Microsemi has raised funding over 5 rounds. Its first funding round was on Jan 02, 2015. Its latest funding round was a Grant (prize money) round on Jan 10, 2017 for $*****. 1 investor participated in its latest round. Microsemi has 3 institutional investors.

Here is the list of recent funding rounds of Microsemi:

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Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Jan 10, 2017	1227404	Grant (prize money)	4392560	9969348	7545176	1191417
Jan 01, 2017	7721223	Grant (prize money)	1178852	9472035	6367660	Europa
Jan 10, 2016	5038132	Grant (prize money)	2291967	7337610	9987023	Europa

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View details of Microsemi's funding rounds and investors

The founders of Microsemi are Arthur Feldon and Steve Manning.

Here are the details of Microsemi's key team members:

Arthur Feldon: Co-Founder of Microsemi.
Contact Info: 1 email address
Steve Manning: Co-Founder of Microsemi.
Contact Info: 1 email address

View details of Microsemi's Founder profiles and Board Members

Microsemi's employee count trend

Microsemi has 1,487 employees as of Sep 26. Here is Microsemi's employee count trend over the years:

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Top competitors of Microsemi include Qualcomm, Marvell and Analog Devices. Here is the list of Top 10 competitors of Microsemi, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Qualcomm 1985, San Diego (United States), Public	Provider of semiconductor products and wireless technology solutions powering mobile communications	-	Western Technology Investment, Greyrock Investments ... & 22 others	79/100
2nd	Marvell 1995, Santa Clara (United States), Public	Provider of a semiconductor and data-infrastructure company	-	Benson Family Private Equity, Authosis Ventures ... & 5 others	78/100
3rd	Analog Devices 1965, Wilmington (United States), Public	Manufacturer of mixed-signal and digital signal processing integrated circuit solutions	-	UBS, J P Morgan Wealth Management & 5 others	74/100
4th	Tessolve Semiconductor 2004, Bengaluru (India), Acquired	Provider of semiconductor engineering services	$288M	Qualcomm Ventures, JAFCO Asia & 18 others	73/100
5th	Cirrus Logic 1984, Austin (United States), Public	Internet first brand offering analog, mixed-signal, and audio DSP integrated circuits	-	GBS, Crosslink Capital & 4 others	73/100
6th	Microchip Technology 1989, Chandler (United States), Public	Manufacturer of semiconductors, microcontrollers, and integrated circuits for various applications	-	Adams Street Partners, Benson Family Private Equity ... & 9 others	72/100
7th	Tsinghua Unigroup 1988, Beijing (China), Acquired	Semiconductor and electronics device manufacturer	$1.52B	Zhongwu Investment, Haichen Huitou & 5 others	70/100
8th	Infineon 1999, Neubiberg (Germany), Public	Manufacturer of multiple analog and mixed signal ICs	-	Benson Family Private Equity, Bundesministerium fur Wirtschaft und Klimaschutz ... & 10 others	70/100
9th	STMicroelectronics 1987, Geneva (Switzerland), Public	Manufacturer of semiconductors and related components for various applications globally	-	Benson Family Private Equity, B Capital Fund ... & 8 others	70/100
10th	ams OSRAM 1981, Graz (Austria), Public	Manufacturer of light and sensor solutions for diverse industry applications	-	Bundesministerium fur Wirtschaft und Klimaschutz, Graphite Capital ... & 3 others	68/100
44th	Microsemi 1959, Aliso Viejo (United States), Acquired	Provides IC and semiconductor developer for multiple applications	-	Opus Capital, Asset Management Ventures & 1 others	50/100

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Microsemi has made 5 investments in companies including Menlo Micro and Veracity. Microsemi has also acquired 20 companies including Vectron and PMC-Sierra.

Here is the list of investments & acquisitions:

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Date of Investment/Acquisition	Type	Company Name	Founded Year	Location
Oct 13, 2020	Investments	Menlo Micro	2016	Irvine (United States)
Nov 28, 2017	Acquisition	Vectron	1996	Hudson (United States)
Aug 15, 2017	Investments	Veracity	2014	Aliso Viejo (United States)