Communications Australia to Distribute Matrix Proximity Technology

  Communications Australia to Distribute Matrix Proximity Technology

Business Wire

NEWBURGH, Ind. -- January 22, 2013

Matrix Design Group, LLC (Matrix) and Communications Australia announced that
they are partnering to provide Matrix’s advanced safety & productivity
technology to mining companies in Australia and other mining markets. Matrix’s
advanced technology includes the IntelliZone™ proximity detection system, the
only underground proximity system to feature true X,Y positioning and
SharpZone™ technology.

“Matrix is excited for Communications Australia to distribute its proximity
technology,” said Matrix President, Aric Pryor. “As a leading supplier abroad,
Communications Australia understands the importance of proximity system
technology and its applications in mining. Currently, there are over 100
systems in use in the U.S., and we are pleased to provide this
state-of-the-art technology to mines in Australia as well.”

“We recognize the safety and economic benefits of bringing Matrix’s proximity
technology to Australia’s mines,” stated Tony Lucassen, Communications
Australia's General Manager. “The benefits of the technology, combined with
Communications Australia’s in-depth market knowledge and experience, will
enable our mining team to deliver cost-effective, tailored and technically
advanced solutions to Australian miners.”

For more information about IntelliZone, or other Matrix safety systems, please
visit www.matrixteam.com.

About Matrix Design Group, LLC

Matrix is a designer, developer and marketer of safety and productivity
technology for use in the underground mining industry. Its innovative and
industry leading products include communications and tracking systems, mine
atmospheric monitoring systems, belt control, and proximity detection systems.
Matrix is a subsidiary of Alliance Resource Partners, L.P. (“ARLP”), a
diversified producer and marketer of coal primarily to major United States
utilities and industrial users. For more information, see www.matrixdginc.com.

About Communications Australia

Communications Australia is a communications & safety systems supplier to the
minerals and energy industry globally and to enterprise customers in niche
industries including the medical and power fields in Australia. Offerings
include wireless infrastructure services, safety systems, telephony services
and integrated communications services. Communications Australia was formed in
1994 and has Australian offices in Melbourne, Perth, and Sydney. For more
information, see www.commsaust.com.au.

About Alliance Resource Partners, L.P.

ARLP is a diversified producer and marketer of coal to major United States
utilities and industrial users. ARLP, the nation's first publicly traded
master limited partnership involved in the production and marketing of coal,
is currently the third largest coal producer in the eastern United States with
mining operations in the Illinois Basin, Northern Appalachian and Central
Appalachian coal producing regions. ARLP operates eleven mining complexes in
Illinois, Indiana, Kentucky, Maryland and West Virginia. ARLP is also
constructing a new mine in southern Indiana and is purchasing and funding
development of reserves, constructing surface facilities and making equity
investments in a new mining complex in southern Illinois. In addition, ARLP
operates a coal loading terminal on the Ohio River at Mount Vernon, Indiana.

News, unit prices and additional information about ARLP, including filings
with the Securities and Exchange Commission, are available at
http://www.arlp.com. For more information, contact the investor relations
department of ARLP at (918) 295-7674 or via e-mail at
investorrelations@arlp.com.

Contact:

Matrix Design Group, LLC
Brian Jones, 859-967-1711