Contact Us

Mark Kuhar, Editor

Mark Kuhar

Editor, Rock Products, Cement Americas, North American Mining and The ASIA Miner
[email protected]
Mark S. Kuhar, based in Ohio, is the editor of Rock Products, Cement Products and The ASIA Miner magazines; as well as the Breaking Rock News and Frac Sand Insider e-newsletters – all part of Denver-based SEMCO Publishing’s media portfolio. A graduate of Ohio University, in Athens, Ohio, he began his editorial career in 1987 as an assistant editor on Pit & Quarry and Concrete magazines. Since taking over the helm of Rock Products in 2010, he has helped develop many new media products and ventures, including the Crushing & Breaking Spec Guide, Frac Sand Insider e-newsletter, Frac Sand Insider Conference and Expo, the Rock Products Latin American Aggregates Seminar at ConExpo Latin America, The Aggregates Almanac and the International Cement Seminar. He also helped develop North American Mining magazine and the Construction Materials Carbon Management web portal: a collaboration with Concrete Products magazine. SEMCO Publishing is the market share-leading publisher of print advertising and digital content for the construction-materials industry.

Josephine Patterson

Associate Editor, Rock Products, Cement Americas, Concrete Products, The ASIA Miner and North American Mining
[email protected]
Based in Jacksonville, Fla., Josephine Patterson is the associate editor for Rock Products, Cement Americas, Concrete Products, The ASIA Miner and North American Mining. Prior to joining SEMCO Publishing, she worked as an editor for a local publishing firm, specializing in industry-specific guides and directories. She holds a bachelor’s in communication from the University of North Florida and a graduate certificate in global strategic communication from the University of Florida.

Kyle Nichol

Director of SalesRock Products, Cement Americas
Tel +1 330 819 3470
[email protected]

Suzanne McBride

Sales Manager, Quarry Equipment Marketplace, U.S.
Tel +1 678 822 9871
[email protected]