Core Laboratories NV (NYSE:CLB) Q4 2018 Earnings Conference Call January 31, 2019 8:30 AM ET Company Participants David Demshur – Chairman and Chief Executive Officer Gwen Schreffler – Head-Investor Relations Chris Hill – Chief Financial Officer Larry Bruno – President Conference Call Participants Byron Pope – Tudor, Pickering, Holt Ian Macpherson – Simmons Operator Good morning, and welcome to the Fourth Quarter Core Laboratories 2018 Earnings Conference Call and Webcast. All participants will be in listen ...