Where is O2Micro located?

O2Micro is headquartered in George Town, Cayman Islands. It is registered at Santa Clara, California.

How many employees does O2Micro have?

As of Jul 31, 2026, the latest employee count at O2Micro is 340.

Where does O2Micro rank among its competitors?

O2Micro ranks 145th amongst 593 active competitors, of which 122 are funded. It stands 11th in terms of total funding among its competitors. The most recent competitor to raise funding was Axle Energy, which secured $25M in Jul, 2026.

Who are the top competitors of O2Micro?

O2Micro's top competitors include Voltus, Forsee Power and GridBeyond. Among them, Axle Energy secured the most recent funding round in July, 2026.

O2Micro - 2026 Company Profile, Team, Funding & Competitors

O2Micro is a public company based in George Town (Cayman Islands), founded in 1995. It operates as a Power Management System developers. The company has 593 active competitors, including 122 funded and 56 that have exited. Its top competitors include companies like Voltus, Forsee Power and GridBeyond.

Company Details

O2Micro International designs, develops and markets innovative power management components for the Computer, Consumer, Industrial, Automotive and Communications markets. The company claims to have an extensive portfolio of intellectual property, and numerous trademark applications and copyright registrations. The company develops patented battery management systems for mobile applications such as smart phones, notebooks, tablets, power tools, electric bikes, electric vehicles. etc.

Website: www.o2micro.com
Registered Address: Santa Clara, California

Key Metrics

Founded Year

1995

Location

George Town, Cayman Islands

Stage

Public

Investors

H&Q Asia Pacific

Ranked

145^th among 593 active competitors

Employee Count

340 as on Jul 31, 2026

Similar Companies

Forsee Power & 228 more

Exit Details

Public

View O2Micro's full profile

O2Micro is associated with 1 legal entity given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Documents
O2micro, Inc. CIN: 770399249 , United States, Active	Dec 26, 999	-	7 (As on Dec 31, 2024)	-

O2Micro got listed on Sep 01, 2000.

Click here to take a look at O2Micro's IPO in detail

O2Micro is a funded company. O2Micro has 1 institutional investor.

View details of O2Micro's funding rounds and investors

O2Micro's employee count trend

O2Micro has 340 employees as of Jul 26. Here is O2Micro's employee count trend over the years:

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Top competitors of O2Micro include Voltus, Forsee Power and GridBeyond. Here is the list of Top 10 competitors of O2Micro, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Voltus 2016, San Francisco (United States), Public	Provider of demand response services for energy users and operators	$66.2M	NGP Energy Technology Partners, Activate Capital ... & 4 others	67/100
2nd	Forsee Power 2011, Paris (France), Public	Manufacturer of battery systems for electric vehicles and mobility applications	$143M	Idinvest Partners, European Investment Bank ... & 3 others	66/100
3rd	GridBeyond 2010, London (United Kingdom), Series C	Developer of software for managing distributed and flexible energy resources	$89.9M	Greencoat Capital, Enterprise Ireland & 41 others	64/100
4th	Polarium 2015, Stockholm (Sweden), Series D	Manufacturer of lithium ion battery energy storage and management systems	$274M	Alecta, Vargas Holding & 7 others	62/100
5th	Qnovo 2009, Milpitas (United States), Series C	Battery management software for the e-mobility sector	$40M	USVP, RockPort Capital & 12 others	61/100
6th	KULR Technology 2013, San Diego (United States), Public	Developer of battery safety and thermal management solutions for various applications	$9.16M	-	61/100
7th	Zitara 2019, San Francisco (United States), Acquired	Provider of cloud based and embedded battery management software	$29M	Salesforce Ventures, Energy Impact Partners ... & 6 others	61/100
8th	Virtual Peaker 2015, Louisville (United States), Series A	Provider of solutions for demand response and energy intelligence	$19.8M	Moore Strategic Ventures, FreshTracks Capital ... & 5 others	60/100
9th	Axle Energy 2023, London (United Kingdom), Series A	Provider of a platform connecting home energy assets to electricity markets	$35.6M	Picus Capital, Energize Capital & 6 others	60/100
10th	Franklin Energy 1994, Milwaukee (United States), Acquired	Provider of energy efficiency and decarbonization program implementation services	-	Invesco, First Capital Partners & 4 others	60/100
145th	O2Micro 1995, George Town (Cayman Islands), Public	Power Management System developers	-	H&Q Asia Pacific	33/100