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Clayton Williams Energy Provides Financial Guidance for 2009

Business Wire, Nov 12, 2009

MIDLAND, Texas — Clayton Williams Energy, Inc. (NASDAQ: CWEI) today filed a
Form 8-K with the Securities and Exchange Commission to provide
financial guidance disclosures for the year ending December 31, 2009.
This guidance was furnished to provide public disclosure of the
estimates being used by the Company to model its anticipated results of
operations for the periods presented.

A copy of these disclosures accompanies this release or may be obtained
electronically by accessing the Companys website at www.claytonwilliams.com.

Clayton Williams Energy, Inc. is an independent energy company located
in Midland, Texas.

This release contains forward-looking oak tables statements within the meaning of
Section 27A of the Securities Act of 1933 and Section 21E of the
Securities Exchange Act of 1934. All statements, other than statements
of historical or current facts, that address activities, events,
outcomes and other matters that we plan, expect, intend, assume,
believe, budget, predict, forecast, project, estimate or anticipate (and
other similar expressions) will, should or may occur in the future are
forward-looking statements. These forward-looking statements are based
on managements current belief, based on currently available
information, as to the outcome and timing of future events. The Company
cautions that its future natural gas and liquids production, revenues,
cash flows, liquidity, plans for future operations, expenses, outlook
for oil and natural gas prices, timing of capital expenditures and other
forward-looking statements are subject to all of the risks and
uncertainties, many of which are beyond our control, incident to the
exploration for and development, production and marketing of oil and gas.

These risks include, but are not limited to, the possibility of
unsuccessful exploration and development drilling activities, our
ability to replace and sustain production, commodity price volatility,
domestic and worldwide economic conditions, the availability of capital
on economic terms to fund our capital expenditures and acquisitions, our
level of indebtedness, the impact of the current economic recession on
our business operations, financial condition and ability to raise
capital, declines in the value of our oil and gas properties resulting
in a decrease in our borrowing base under our credit facility and
impairments, the ability of financial counterparties to perform or
fulfill their obligations under existing agreements, the uncertainty
inherent in estimating proved oil and gas reserves and in projecting
future rates of production and timing of development expenditures,
drilling and other operating risks, lack of availability of goods and
services, regulatory and environmental risks associated with drilling
and production activities, the adverse effects of changes in applicable
tax, environmental and other regulatory legislation, and other risks and
uncertainties are described in the Company’s filings with the Securities
and Exchange Commission. The Company undertakes no obligation to
publicly update or revise any forward-looking statements.

Financial Guidance Disclosures Follow

CLAYTON WILLIAMS ENERGY, INC.

FINANCIAL GUIDANCE DISCLOSURES FOR 2009

Overview

Clayton Williams Energy, Inc. and its subsidiaries have prepared this
document to provide public disclosure of certain financial and operating
estimates in order to permit the preparation of models to forecast our
operating results for each quarter during the year ending December31,
2009