Contact Us

Corporate Headquarters

Syn-Tech Ltd.
1550E W. Fullerton Ave.
Addison, Illinois 60101
Phone: (630) 628-7290
Fax: (630) 628-7291 
Hours of Operation: Monday – Friday: 7:00 am - 4:00 pm CST


General inquiries (Please send quotes requests to the link below)

Request a sample

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Send an e-mail to any of our departments.

Customer service:




Accounts Receivable:

Order Inquiry:



Michigan Engineering Office

Morrice, MI 48857
Phone: (734) 502.3590
Fax: (517) 625.8755

Asian Sales Partner

Hsu’s Syn-Lube Co., Ltd.
No. 69, JinSheng Rd., JiangNing Zn. JiangSu Prov. China 211100
Phone: 025-52150067
Fax: 025-52150224
Mr. Xu XiaoWei
Cell: 138-5175-5014

Plant Closures

New Year’s Day January 1st, 2020
Good Friday April 10th, 2020
Memorial Day May 25th, 2020
Independence Day July 4th, 2020
Labor Day September 7th, 2020
Thanksgiving November 26th, 2020
Christmas Week December 24th, 25th, 2020
New Year’s Eve December 31st, 2020
New Year’s Day January 1st, 2021

Syn-Tech is headquartered in Addison, Illinois, just minutes away from major highways, airports and waterways. Our facilities include administrative offices, R&D, manufacturing, quality testing and packaging.

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