Q. Are you open on Saturday to accept samples? A. We accept Saturday shipments by FedEx, UPS and Express Mail. We appreciate advance notice with a tracking number, however. We also can accept hand delivery of samples on Saturday between 9:00 am and 12:00 pm. Saturday hand delivery requires advance notice. Q. What is your shipping address? A. Please ship samples to: Sample Management Groundwater Analytical, Inc. 228 Main Street Buzzards Bay, MA 02532 Q. What is your mailing address for correspondence? A. Our mailing address is: Groundwater Analytical, Inc. P.O. Box 1200 Buzzards Bay, MA 02532 Q. Do you accept credit card payments? A. Yes, we accept Visa and Mastercard. Please contact our Accounting section if you would like to make a payment by credit card. Q. Are you a small business, disadvantaged, woman or minority owned business? A. We are a small business, as defined by the SBA size standard for NAICS Code 541380. We are not a disadvantaged, woman or minority owned business. Q. Are you a tax-exempt non-profit organization? A. No, we are a for-profit corporation. Q. What is your Federal Tax ID Number? A. Our Federal Tax ID Number is 04-2978222. Q. What is your Dun & Bradstreet Number? A. Our Dun & Bradstreet Number is 36-066-3504.