Grifols — Biomat USA Marietta
$720 new-donor bonus Open weekends
ADMA BioCenters — Kennesaw
ADMA BioCenters · 166 Ernest W Barrett Pkwy NW, Marietta, GA 30066
Contact this plasma donation center directly
Everything on this page is sourced and dated, but details change without notice. Contacting them directly is the only way to be certain before you travel.
No open weekends
ADMA BioCenters plasma donation center. The chain advertises up to $825 for new donors (subject to change) plus a $100 Buddy Bonus referral program.
Hours
| Monday | 06:00 – 16:00 |
|---|---|
| Wednesday | 06:00 – 16:00 |
| Friday | 06:00 – 16:00 |
| Tuesday | 08:00 – 18:00 |
| Thursday | 08:00 – 18:00 |
Data last verified 2026-07-21.
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