CUSIP No. 095395 30 7 Page 1 of 1 Page JOINT FILING AGREEMENT The undersigned hereby agree to the joint filing of the Statement on Schedule 13G filed herewith, and any amendments thereto, relating to the Common Stock, par value $.01 per share, of Blue...

Schedule 13G
CUSIP No. 095395 30 7						Page 1 of 1 Page
Exhibit 1
JOINT FILING AGREEMENT
The undersigned hereby agree to the joint filing of the Statement on Schedule 13G filed herewith, and any amendments thereto, relating to the Common Stock, par value $.01 per share, of Blue Dolphin Energy Company, with the Securities and Exchange Commission pursuant to and in accordance with the provisions of Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended.
This Agreement may be executed in separate counterparts, each of which shall be deemed an original, but all of which shall constitute one and the dame instrument.
February 24, 2012
				Xxxxxxx & Company, Incorporated
	/s/ Xxxxxx X. Xxxxxxx			By:	/s/ Xxxxxx X. Xxxxxxx
	Xxxxxx X. Xxxxxxx				Name: Xxxxxx X. Xxxxxxx
					Title: President and Treasurer
Xxxxxxx & Company Advisors, LLC
By:	/s/ Xxxxxx X. Xxxxxxx			By:	/s/ Xxxxxxx X. Xxxxxx
	Name: Xxxxxx X. Xxxxxxx				Name: Xxxxxxx X. Xxxxxx
	Title: President and Treasurer
Ravenswood Management Company, L.L.C.				The Ravenswood Investment Company, L.P.
By:	/s/ Xxxxxx X. Xxxxxxx			By:	Ravenswood Management Company, L.L.C.
	Name: Xxxxxx X. Xxxxxxx				Its General Partner
	Title: Managing Member
Ravenswood Investments III, L.P.				By:	/s/ Xxxxxx X. Xxxxxxx
					Name: Xxxxxx X. Xxxxxxx
By:	Ravenswood Management Company, L.L.C.				Title: Managing Member
	Its General Partner
				RVB Value Fund, L.P.
By:	/s/ Xxxxxx X. Xxxxxxx			By:	Ravenswood Management Company, L.L.C.
	Name: Xxxxxx X. Xxxxxxx				Its General Partner
	Title: Managing Member
				By:	/s/ Xxxxxx X. Xxxxxxx
					Name: Xxxxxx X. Xxxxxxx
					Title: Managing Member