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Copyright 2004 by Ultra Clean Technology. All Rights Reserved.
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Our Mission: To be the leading developer and supplier of critical subsystems for the semiconductor capital equipment industry

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Copyright 2007 by Ultra Clean Technology. All Rights Reserved.

Ultra Clean Technology was founded in 1991 by Hisayoshi Kobayashi, a senior manager in Mitsubishi Corporation's metals division. He presented a business case to Mitsubishi to bring advanced, ultra clean manufacturing techniques that were developed in Japan to the Silicon Valley. The company began manufacturing product in 1992, and in 1995 achieved ISO 9001 certification.

On November 18, 2002, UCT management completed an acquisition agreement with Francisco Partners, the world's largest technology focused buyout firm. Ultra Clean Holdings, Inc., the parent company of Ultra Clean Technology Systems and Service, Inc., announced its initial public offering of common stock on March 24, 2004. The stock trades on Nasdaq under the symbol UCTT.

   
HISTORIC MILESTONES
1991 UCT founded by Mitsubishi Corporation in Menlo Park, CA
   
1993 First shipments made
   
1995 UCT achieves ISO 9001 certification
   
1996 UCT becomes preferred supplier to Novellus
  UCT begins to ship gas panels to Applied Materials
   
1999 UCT achieves Preferred Supplier status with Applied Materials
   
2000 UCT opens Austin production facility
   
2001 Lam qualifies UCT as a supplier
   
2002 UCT completes construction of Portland facility
  Lam selects UCT as primary initial outsource supplier for gas panels
  UCT receives outstanding quality and outstanding service awards from Novellus
  UCT acquired by Francisco Partners
   
2003 UCT receives outstanding quality award from Novellus
  UCT achieves Certified Supplier status at Applied Materials
  UCT receives Supplier Excellence Award from Lam Research
  UCT achieves ISO 9000 – 2000 certification in all facilities
   
2004 Ultra Clean Holdings, Inc. completes initial public offering
  UCT receives outstanding quality and outstanding service awards from Novellus
  UCT achieves Certified Supplier status at Applied Materials for second year in a row
  UCT expands operations to Asia and opens a manufacturing facility in Shanghai, China
   
2005 UCT Shanghai ships first gas panel directly to the end customer
  UCT ships first Process Module from our Menlo Park facility
   
 
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