Customer Service & Billing

Please contact Customer Service using the information below. If this is regarding the status of a specific service, please provide the order number with the inquiry.

CKC Certification Services, LLC

ATTN: Customer Service
5046 Sierra Pines Drive
Mariposa, CA 95338
Phone: (209) 966-5240 x2001
Fax: (866) 779-9776

Or use our Contact Us page

CKC CS is supported by the fees collected for certification review. For current pricing information or to obtain a quote, please call (209) 299-5240 x2001 or visit our Contact Us page.

We require that you pay at the time you file. Our five payment options are as follows:

  1. If you are currently an established client with CKC Laboratories, Inc., you may provide a purchase order (PO) number, with approved credit terms.
  2. See CKC Credit Application form to begin the process of establishing an account with CKC CS. Please have your Accounting Department provide 6 credit references, 1 bank reference and the signed e-bank release form and return directly to [email protected]. Allow two weeks for processing. For this first project, a company check, or credit card may be the required form of payment.
  3. You may ship a check to CKC CS. We receive daily deliveries from Federal Express, UPS, USPS and California Overnight.
    Please make check payable to CKC CS and ship to:
    CKC Certification Services, LLC
    Accounting Department
    5046 Sierra Pines Drive
    Mariposa, CA 95338
  4. We accept the following credit cards: Visa, M/C, Discover, and American Express
  5. We accept payment by ACH (bank transfer). Please use the contact details above to obtain further details.
  6. International clients, money must come from a US bank in US dollars. International wire transfers are to include a $20 handling fee at time of processing.

If you believe that you have been billed in error, please use the contact details above. If it is determined that a refund is in order, you can expect to receive the refund typically in the same form of payment originally used within 7 to 14 business days.