Exhibit 99.1 - Joint Filer Information Designated Filer: BCP IV GrafTech Holdings LP Issuer & Ticker Symbol: GrafTech International Ltd. (GTI) Date of Event Requiring Statement: August 14, 2015 Joint Filers: 1. Name: Athena Acquisition Subsidiary Inc. Address: 2711 Centerville Road, Suite 400 Wilmington, Delaware 19808 Relationship of Reporting Person to Issuer: 10% Owner

Exhibit 99.2 - Joint Filers' Signatures Designated Filer: BCP IV GrafTech Holdings LP Issuer & Ticker Symbol: GrafTech International Ltd. (GTI) Date of Event Requiring Statement: August 14, 2015 BCP IV GRAFTECH HOLDINGS LP By: BPE IV (Non-Cdn) GP LP, its general partner By: Brookfield Capital Partners Ltd., its general partner /s/ David Nowak ---------------------------------- By: David Nowak, Managing Partner /s/ J. Peter Gordon -------------------------------------- By: J. Peter Gordon, Managing Partner Date: August 18, 2015 ATHENA ACQUISITION SUBSIDIARY INC. /s/ David Neiman ---------------------------------------- By: David Neiman, Senior Vice President Date: August 18, 2015