CONSENT OF INDEPENDENT PETROLEUM ENGINEERS
Ryder Scott Company, L.P. hereby consents to the references to its firm in the form and context in which they appear in this Registration Statement on Form S-3 and any amendments thereto filed by Laredo Petroleum Holdings, Inc. and Laredo Petroleum, Inc. and the related prospectus that is a part thereof. Ryder Scott Company, L.P. hereby further consents to the use and incorporation by reference of information from its reports regarding those quantities estimated by Ryder Scott of proved reserves of Laredo Petroleum Holdings, Inc. and its subsidiaries, the future net revenues from those reserves and their present value for the years ended December 31, 2012, 2011 and 2010.
Ryder Scott Company, L.P. further consents to the reference to this firm under the heading "Experts" in the Registration Statement and related prospectus.
| /s/ RYDER SCOTT COMPANY, L.P. | ||
RYDER SCOTT COMPANY, L.P. TBPE Firm Registration No. F-1580 |
Houston, Texas
March 22, 2013
