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    Customer Support - U.S.

    8:00 a.m. to 5:30 p.m. (EST), Monday-Friday 
    Phone: 1-855-282-6867 
    1-610-573-2600 (outside U.S.) 
    Fax: 1-610-573-2650 
    1-610-573-2650 (outside U.S.) 

    Customer Support - Avantor India

    csindia@avantormaterials.com

    Customer Support - Advanced Silicones

    1-805-684-8780
    www.NuSil.com  

    A Note about Return Goods

    Avantor only accepts return goods that have been authorized via an issued Return Goods Authorization. Please contact our Customer Service department for return instructions. Under no circumstances should returns be sent to our corporate offices located in Center Valley, PA, or any other Avantor office location. Failure to follow these instructions will result in the shipment being rejected, and charges to your company to re-deliver the freight to correct delivery address.


     

    GLOBAL DIRECTORY


    The Americas

    United States
    Avantor Performance Materials, LLC. Global Headquarters
    3477 Corporate Parkway 
    Center Valley, PA 18034
    U.S.A. 1-610-573-2600
    Fax: 1-610-573-2610
    Submit a product inquiry

    Mexico
    Avantor Performance Materials S.A. de C.V.
    Fracc. Industrial Esfuerzo Nacional Xalostoc
    Ecatepec Estado de Mexico CP 55320
    Mexico
    5255 5699 0250
    Fax: 5255 5755 2585
    Submit a product inquiry

    Europe

    The Netherlands
    Avantor Performance Materials B.V.
    Teugseweg 20 - 7418 AM Deventer
    P.O. Box 1 - 7400 AA Deventer
    The Netherlands
    +31-570-687500
    Fax: +31-570-687574

    Poland
    Avantor Performance Materials Poland S.A.
    ul. Sowińskiego 11, 44-101 Gliwice
    Poland
    +48 32 2392 000
    Export Department - Phone: +48 32 23-92-305; 123
    Customer Service - Phone: +48 32 23-92-181;183;378;450 
    Fax: +48 32 23-92-305;487
    export@avantormaterials.com
    Submit a product inquiry

    India

    Avantor Performance Materials India Limited Headquarters
    17th Floor, Building No. 5 Tower C
    DLF Cyber City Phase - III
    Gurgaon - 122002, Haryana
    India
    0091-124-4656700 
    Fax: 0091-124-4656799
    help@avantormaterials.com 
    csindia@avantormaterials.com (for Customer Service) 

    Asia-Pacific

    Malaysia
    Avantor Performance Materials Sdn Bhd
    A-1201-2, 12th Floor, Wisma AmFIRST Tower 1
    Jalan SS7/15, Kelana Jaya
    47301 Petaling Jaya, Selangor
    Malaysia
    603-7803 0378
    Fax: 603-7803 0405
    Submit a product inquiry

    Korea
    Avantor Performance Materials Korea, Ltd.
    7F Milbridge Hall, Yeoksam-ro 112
    Gangnam-gu, Seoul, 06252
    82-2-2052-0481
    Fax: 82-2-571-5401
    Submit a product inquiry

    China
    Avantor Performance Materials Trading (Shanghai) Co., Ltd,
    Room 204, Building A, Baoland Plaza, No. 688 Dalian Road
    Shanghai 200082
    China
    Phone: +86 (21) 5878 3226
    Fax: +86 (21) 5877 7253  
    Submit a product inquiry

    Taiwan
    Avantor Performance Materials Taiwan Co. Ltd.
    Tai Yuen Hi-Tech Industrial Park
    No. 38-1, Tai Yuen St.
    Chu-Bei City, HsinChu Hsien
    Taiwan R.O.C. 30265
    886-3-560-0789
    Fax: 886-3-560-0788
    Submit a product inquiry