• Portal 31, Kentucky's First Exhibition Coal Mine
• Kentucky Coal Association
• Mountaintop Mining Industry
• Coal Operators & Associates, Inc.
• LIBERTY Mining Consultants, Inc.
• Mining USA
• Careers In Coal
• Coal Education Web Site
• Mine Services - Safety Training

• Kentucky Mining Institute

• Kelly-James

• Minova USA Inc.

• R.L. Mundell, Images of Coal

• Montan Images (Mining Artifacts)

• SHS of Allentown

• Engineering Consulting Services, Inc.

• CEDAR Inc.

• Kentucky Coal Museum

• Coal Combustion, Inc.

• Western Kentucky Coal Association

• Sacrison Engineering

• Aton Communications

Currently Under Development

• Coal Mining TV