Want to learn more about what it means to donate with us, and what you’ll get? Click on the button below to be directed to our Donor Information Page. You’ll learn what you need to bring, and what you can expect during your first visit! Continental Services Group, Inc. was incorporated as Continental Blood Components, Inc. in 1970, providing both transfusion and diagnostic blood and plasma products worldwide. In 1985 C.B.C. Inc. changed to Continental Services Group, Inc. to better reflect its changing products and services.