When was Allegro MicroSystems founded?

Allegro MicroSystems was founded in 1990 and raised its 1st funding round 19 years after it was founded.

Where is Allegro MicroSystems located?

Allegro MicroSystems is headquartered in Worcester, United States. It is registered at THE SCALPEL 18TH FLOOR,52 LIME STREET,LONDON,ENGLAND,EC3M 7AF.

How many employees does Allegro MicroSystems have?

As of Sep 30, 2026, the latest employee count at Allegro MicroSystems is 2936.

Is Allegro MicroSystems a funded company?

Allegro MicroSystems is a funded company, having raised a total of $291M across 2 funding rounds to date. The company's 1st funding round was a $***** Grant (prize money) round, raised on Sep 28, 2009.

When was the latest funding round of Allegro MicroSystems?

Allegro MicroSystems' latest funding was a $***** PE round on Oct 03, 2017, with participation from 1 investor.

What is the annual revenue of Allegro MicroSystems?

Annual revenue of Allegro MicroSystems is between $500M and $1B as on Mar 31, 2026

Where does Allegro MicroSystems rank among its competitors?

Allegro MicroSystems ranks 3rd amongst 131 active competitors, of which 26 are funded. It stands 1st in terms of total funding among its competitors. The most recent competitor to raise funding was SBQuantum, which secured $4M in Apr, 2026.

Who are the top competitors of Allegro MicroSystems?

Allegro MicroSystems' top competitors include Power Integrations, Paragraf and Vicor Corporation. Among them, SBQuantum secured the most recent funding round in April, 2026.

Allegro MicroSystems - 2026 Company Profile, Funding, Competitors & Financials

Company Details

Manufacturer of magnetic sensors. Its products include various types of magnetic position sensors, current sensors, motor control ICs, regulators, power management ICs, and dual-die programmable linear hall ICs. It has applications in the automotive, consumer electronics, computers, and industrial sectors.

Website: www.allegromicro.com/en/
Social
Email ID: *****@allegromicro.com
Phone Number: +1 **********
Part Of
Registered Address: THE SCALPEL 18TH FLOOR,52 LIME STREET,LONDON,ENGLAND,EC3M 7AF

Key Metrics

Founded Year

1990

Location

Worcester, United States

Stage

Public

Total Funding

$291M in 2 rounds

Latest Funding Round

PE, Oct 03, 2017, $*****

Investors

Niobrara Capital & 3 more

Ranked

3^rd among 131 active competitors

Annual Revenue

$500M - $1B as on Mar 31, 2026

Employee Count

2,936 as on Sep 30, 2026

Investment & Acquisitions

Crocus Technology & 3 more

Similar Companies

Power Integrations & 110 more

Exit Details

Public

View Allegro MicroSystems' full profile

Allegro MicroSystems is associated with 5 legal entities given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Reports
Allegro trade s.r.o. CIN: 26372541 , Czech Republic, Active	May 05, 2004	-	-
ALLEGRO MICROSYSTEMS EUROPE LTD CIN: 394481972 , France, Deadpooled	Apr 12, 1994	-	-	-
ALLEGRO MICROSYSTEMS EUROPE LIMITED CIN: 2475901 , United Kingdom, Active	Feb 28, 1990	£10M - £50M (As on Mar 28, 2025)	-
ALLEGRO MICROSYSTEMS, INC. CIN: 866291 , United States, Active	Mar 24, 1993	$500M - $1B (As on Mar 31, 2026)	4593 (As on Mar 31, 2024)	-
ALLEGRO MICROSYSTEMS MARKETING INDIA PRIVATE LIMITED CIN: U74999PN2022FTC217174 , India, Active	Dec 21, 2022	₹10 - ₹50 Cr (As on Mar 31, 2025)	-

Allegro MicroSystems got listed on Oct 29, 2020.

Click here to take a look at Allegro MicroSystems's IPO in detail

Allegro MicroSystems has raised a total funding of $291M over 2 rounds. Its first funding round was on Sep 28, 2009. Its latest funding round was a PE round on Oct 03, 2017 for $*****. 1 investor participated in its latest round. Allegro MicroSystems has 4 institutional investors.

Here is the list of recent funding rounds of Allegro MicroSystems:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Oct 03, 2017	8906774	PE	5238310	8470289	1860830	1563815
Sep 28, 2009	5771148	Grant (prize money)	8900214	5648357	9449120	HHS

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Allegro MicroSystems' employee count trend

Allegro MicroSystems has 2,936 employees as of Sep 26. Here is Allegro MicroSystems's employee count trend over the years:

Employee count trend for Allegro MicroSystems

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Top competitors of Allegro MicroSystems include Power Integrations, Paragraf and Vicor Corporation. Here is the list of Top 10 competitors of Allegro MicroSystems, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Power Integrations 1988, San Jose (United States), Public	Developer of integrated power conversion solutions. It designs and manufactures a range of power ICs and related components for various applications, including AC-DC conversion, LED drivers, gate drivers, and motor drivers. These solutions are used across diverse sectors such as consumer electronics, industrial equipment, and automotive systems. The company provides comprehensive design support and resources to assist customers in integrating its products into their designs. It also offers a robust online support system for troubleshooting and technical assistance.	-	Herald Investment Management, InterWest Partners ... & 3 others	65/100
2nd	Paragraf 2015, Somersham (United Kingdom), Series C	Provider of graphene-based magnetic sensors	$140M	Parkwalk, New Science Ventures & 16 others	63/100
3rd	Allegro MicroSystems 1990, Worcester (United States), Public	Manufacturer of magnetic sensors	$291M	Niobrara Capital, Boundary Free Ventures & 2 others	72/100
4th	Vicor Corporation 1981, Andover (United States), Public	Manufacturer of modular power components and complete power systems solutions	-	-	60/100
5th	Transphorm 2007, Goleta (United States), Acquired	Manufacturer of gallium nitride power discretes for diverse application needs	$266M	Google Ventures, Foundation Capital & 15 others	58/100
6th	iVP Semiconductor 2024, Chennai (India), Seed	Manufacturer of power semiconductors, integrated power systems, and connectivity solutions	$5M	-	58/100
7th	QuantumDiamonds 2021, Munich (Germany), Seed	Provider of diamond-based quantum technology	$3.28M	Earlybird, IQ Capital & 6 others	58/100
8th	SBQuantum 2018, Sherbrooke (Canada), Seed	Developer of quantum magnetometers and magnetic intelligence solutions for various industries	$4M	Quantonation, Quantacet & 3 others	56/100
9th	Wise-integration 2020, Meylan (France), Series B	Developer of digitally-controlled gallium nitride power integrated circuits and digital controllers	$19.4M	imec.xpand, AVITIC & 8 others	56/100
10th	Ferric 2008, New York City (United States), Series B	Provides power converter chips and circuit IP based on patented thin-film power inductors	$41.1M	OSTI, National Science Foundation	54/100

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Allegro MicroSystems has not made any investments yet. Allegro MicroSystems has made 4 acquisitions.

Here is the list of latest three $acquisitions:

Filter this list

Date of Investment/Acquisition	Type	Company Name	Founded Year	Location
Aug 10, 2023	Acquisition	Crocus Technology	2004	Santa Clara (United States)
May 31, 2022	Acquisition	Heyday Integrated Circuits	2014	Grasse (France)
Aug 31, 2020	Acquisition	Voxtel	2002	Beaverton (United States)

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Here is the latest report on Allegro MicroSystems's sector:

Free

Sensors - Sector Report

Edition: August, 2026 (70 Pages)

View all reports related to Allegro MicroSystems

Media has covered Allegro MicroSystems for a total of 29 events in the last 1 year, 17 of them have been about company updates and 4 about partnerships.