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DENVER, Nov. 3, 2017 /PRNewswire/ -- (Nasdaq: HNRG)  Sunrise Coal, LLC, (Sunrise) a wholly owned subsidiary of Hallador Energy, today announces the promotions of:

Lawrence D. Martin promoted to President of Sunrise Coal, LLC

Effective today, Mr. Martin assumes the role of President of Sunrise Coal, LLC (Sunrise).   Mr. Martin joined Sunrise in 2007 as Chief Financial Officer.  In 2016, he was named Chief Financial Officer of Hallador Energy Company (Hallador).  Mr. Martin assumes the role from Mr. Brent K. Bilsland who served as Sunrise's President since July 2006. Mr. Martin will continue to remain Hallador's Chief Financial Officer.

Heather L. Tryon promoted to Chief Financial Officer of Sunrise Coal, LLC

Effective today, Ms. Tryon assumes the role of Chief Financial Officer of Sunrise Coal. Previously, she served as Sunrise's Controller, a position she has held since joining Sunrise in August 2014.  Ms. Tryon has been crucial in helping navigate Sunrise through the $311 million acquisition of Vectren Fuels and on-going internal controls and financial reporting.  Prior to joining Sunrise, Ms. Tryon was the Controller of Speedco, Inc. and an Audit Manager at Clifton Larsen Allen, LLP (formerly Clifton Gunderson, LLP). She received her BS in Accounting from Indiana State University.  She was also the recipient of the AICPA Elijah Watt Sells Gold Medal Award for the Uniform CPA Examination in May 1999.

Mr. Bilsland will remain Hallador Energy's President, Chief Executive Officer, and Director.  

"These are not big changes in our company's organization as both Mr. Martin and Ms. Tryon have been instrumental in our company's growth and success for several years.  They both have earned these promotions, and our company is better because they choose to be a part of our organization," said Brent Bilsland, President and CEO of Hallador Energy.  "I am confident that they will thrive as they take their new leadership roles."

Hallador's headquarters are in Denver, Colorado and through its wholly owned subsidiary, Sunrise Coal, LLC, produces coal in the Illinois Basin for the electric power generation industry.  To learn more about Hallador or Sunrise, visit our websites at or


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SOURCE Hallador Energy Company