Ultra Clean Technology - About the company
Ultra Clean Technology is a public company based in Hayward (United States), founded in 1995. It operates as a Manufactures subsystems for semiconductor devices. Ultra Clean Technology has raised an undisclosed amount in funding. The company has 2232 active competitors, including 148 funded and 214 that have exited. Its top competitors include companies like Wadiz, Tessolve Semiconductor and Imec.
Company Details
Ultra Clean Technology designs and manufactures subsystems for semiconductor process equipment manufacturers and device makers. It offers modules, subassemblies, gas and liquid delivery systems, and catalytic steam generation systems. It has manufacturing facilities in Hayward, California; Austin, Texas; Portland, Oregon; and Shanghai, China. The company also has locations in San Francisco, California; Hillsboro, Oregon; and Singapore, Singapore.
- Registered Address
- Hayward, California
Key Metrics
Founded Year
1995
Location
Hayward, United States
Stage
Public
Latest Funding Round
Investors
Ranked
18th among 2232 active competitors
Annual Revenue
$2.05B as on Dec 31, 2025
Employee Count
2,720 as on Apr 30, 2026
Investment & Acquisitions
Similar Companies
Exit Details
Public
Legal entities associated with Ultra Clean Technology
Ultra Clean Technology is associated with 5 legal entities given below:
Legal Entity Name | Date of Incorporation | Revenue | Latest Employee Count | Documents |
|---|---|---|---|---|
Ultra Clean Holdings, Inc. CIN: 1275014 , United States, Active | Oct 27, 2002 | $2.05B (As on Dec 31, 2025) | 7765 (As on Dec 31, 2022) | - |
ULTRA CLEAN TECHNOLOGY SYSTEMS AND SERVICE, INC. CIN: 943144654 , United States, Active | Dec 26, 999 | - | 1772 (As on Dec 31, 2024) | - |
CLEAN Co. s.r.o. CIN: 05006732 , Czech Republic, Active | Apr 20, 2016 | - | - | |
J&E Holdings s.r.o. CIN: 21091480 , Czech Republic, Active | Jan 05, 2024 | - | - | |
ULTRAWASH, s.r.o. CIN: 06539009 , Czech Republic, Active | Oct 24, 2017 | - | - |
Ultra Clean Technology's IPO details
Ultra Clean Technology got listed on Mar 25, 2004.
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Ultra Clean Technology's funding and investors
Ultra Clean Technology has raised funding over 1 round. Its latest funding round was a Grant (prize money) round on Aug 28, 2009 for $*****. 1 investor participated in its latest round. Ultra Clean Technology has 1 institutional investor.
Here is the list of recent funding rounds of Ultra Clean Technology:
Date of Funding | Funding Amount | Round Name | Post-Money Valuation | Revenue Multiple | Lead Investors | Other Investors |
|---|---|---|---|---|---|---|
Aug 28, 2009 | 8605466 | Grant (prize money) | 4808141 | 4653694 | 5592729 | 2453466 |
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Ultra Clean Technology's founders and board of directors
Founder? Claim ProfileUltra Clean Technology's employee count trend
Ultra Clean Technology has 2,720 employees as of Apr 26. Here is Ultra Clean Technology's employee count trend over the years:
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Ultra Clean Technology's Competitors and alternates
Top competitors of Ultra Clean Technology include Wadiz, Tessolve Semiconductor and Imec. Here is the list of Top 10 competitors of Ultra Clean Technology, ranked by Tracxn score:
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Rank | Company Details | Short Description | Total Funding | Investors | Tracxn Score |
|---|---|---|---|---|---|
1st | Wadiz 2012, Seongnam-si (South Korea), Series D | Equity and revenue-based crowdfunding platform | $128M | 80/100 | |
2nd | Tessolve Semiconductor 2004, Bengaluru (India), Acquired | Semiconductor engineering services company | $213M | 66/100 | |
3rd | Provider of semiconductor design and development services | - | 65/100 | ||
4th |  Silicon Box 2021, Singapore (Singapore), Series B | Developer of chiplet interconnection products | $408M | 62/100 | |
5th | Atomica 2000, United States, Series C | Manufacturer of MEMS, photonics, biochips, and sensors. | $30M | 61/100 | |
6th | SMART Photonics 2012, Eindhoven (Netherlands), Series D | Provides services for manufacturing photonic ICs | $244M | 59/100 | |
7th | OnePlanetCrowd 2012, Amsterdam (Netherlands), Acquired | Online crowdfunding platform for social causes | $1.16M | 56/100 | |
8th | DreamBigSemi 2019, San Jose (United States), Acquired | Provider of semiconductor manufacturing services | $75M | 55/100 | |
9th | Vanguard International Semiconductor Company 1994, Hsinchu (Taiwan), Public | Specialty IC foundry service provider | - | - | 54/100 |
10th | Enthuse 2011, San Francisco (United States), Series A | Cloud-based suite solutions for fundraising | $10.4M | 53/100 | |
18th | Ultra Clean Technology 1995, Hayward (United States), Public | Manufactures subsystems for semiconductor devices | - | 43/100 |
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Ultra Clean Technology's Investments and acquisitions
Ultra Clean Technology has not made any investments yet. Ultra Clean Technology has made 5 acquisitions.Here is the list of latest three $acquisitions:
Filter this list
Filter this listDate of Investment/Acquisition | Type | Company Name | Founded Year | Location |
|---|---|---|---|---|
Oct 25, 2023 | Acquisition | 1979 | Hillsboro (United States) | |
Dec 16, 2020 | Acquisition | 1950 | Nazareth (Israel) | |
Apr 15, 2019 | Acquisition | 1991 | Hayward (United States) |
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News related to Ultra Clean Technology
Filter this listMedia has covered Ultra Clean Technology for a total of 30 events in the last 1 year, 14 of them have been about company updates and 4 about people movement.
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Vanguard Group Inc. Raises Holdings in Ultra Clean Holdings, Inc. (UCTT)MarketBeat•May 13, 2026•Ultra Clean Technology, Vanguard
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Ultra Clean Announces Retirement of the Chief Financial Officer Sheri SavagePR Newswire•Apr 28, 2026•Ultra Clean Technology
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WINTON GROUP Ltd Invests $766,000 in Ultra Clean Holdings, Inc. $UCTTMarketBeat•Mar 13, 2026•Ultra Clean Technology, Winton
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Ultra Clean plans $400M convertible notes offering due 2031Seeking Alpha•Feb 25, 2026•Ultra Clean Technology
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Ultra Clean Appoints Robert Wunar as Chief Operating OfficerPR Newswire•Jan 28, 2026•Ultra Clean Technology
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