CIMAREX ENERGY CO.

 Offer to Purchase for Cash
Any and All Outstanding
5.875% Senior Notes Due 2022

(CUSIP No. 171798AB7; ISIN US171798AB77)

Notes

CUSIP Number

Outstanding Principal Amount

5.875% Senior Notes due 2022

CUSIP No. 171798AB7
ISIN US171798AB77

$750,000,000.00

To view copies of the Offer documents please click on the documents below

Offer to Purchase

Letter of Transmittal

Notice of Guaranteed Delivery

The Tender Agent for the Offers is:

D.F. King & Co., Inc.

By Regular, Registered or Certified Mail;
Hand or Overnight Delivery:
D.F. King & Co., Inc.
48 Wall Street, 22nd Floor
New York, New York 10005
Attention: Andrew Beck

By Facsimile Transmission
(for Eligible Institutions only):
(212) 709-3328

For Confirmation:
(212) 269-5552

Questions, requests for assistance and requests for additional copies of this Offer to Purchase, the related Letter of Transmittal and the Notice of Guaranteed Delivery may be directed to the Information Agent or the Dealer Managers at their respective addresses set forth below.

The Information Agent for the Offers is:

D.F. King & Co., Inc.

48 Wall Street, 22nd Floor
New York, New York 10005
Call Toll-Free: (800) 791-3320
Banks and Brokers Only: (212) 269-5550
Email: xec@dfking.com

Any questions or requests for assistance concerning the Offers in the United States should be directed to the Dealer Managers.

The Dealer Managers for the Offers are:

J.P. Morgan Securities LLC

383 Madison Avenue
New York, New York 10179
Attn: Liability Management Group
Collect: (212) 834-3424
U.S. Toll Free: (866) 834-4666

Wells Fargo Securities, LLC

550 South Tryon Street, 5th Floor
Charlotte, North Carolina 28202
Attn: Liability Management Group
Collect: (704) 410-4760
U.S. Toll Free: (866) 309-6316