EXHIBIT A AGREEMENT JOINT FILING OF SCHEDULE 13G

EXHIBIT A

AGREEMENT

JOINT FILING OF SCHEDULE 13G

The undersigned  hereby agree to jointly  prepare and file with regulatory authorities an amended joint Schedule 13G and any future  amendments thereto reporting each of the undersigned's ownership of securities of Pharma-Bio Serv, Inc. and hereby affirm that such Schedule 13G is being filed on behalf of each of the undersigned.

		Krovim LLC
		By Nesher, LLC
Dated:	February 9, 0000 Xxx Xxxx, Xxx Xxxx	By: /s/ Xxx Xxxxxxxx             Xxx Xxxxxxxx             Managing Member
Dated:	February 9, 0000 Xxx Xxxx, Xxx Xxxx	/s/ Xxx Xxxxxxxx              Xxx Xxxxxxxx
		LDP Family Partnership LP
Dated:	February 9, 0000 Xxx Xxxx, Xxx Xxxx	By: /s/  Xxxx Xxxxxxxx              Xxxx Xxxxxxxx              General Partner