Deborah A. P. Hersman

Deborah A. P. Hersman is recorded as Board Member at Nisource Inc. (NI), Chairman at ONE Gas, Inc. (OGS) since May 21, 2026 and Board Member at ONE Gas, Inc. (OGS) since January 1, 2023. The newest filing on record that lists Deborah A. P. Hersman as Board Member at Nisource Inc. (NI) is dated March 31, 2025. The newest filing on record that lists Deborah A. P. Hersman as Board Member at ONE Gas, Inc. (OGS) is dated April 1, 2026. ONE Gas, Inc. reported in an 8-K filed November 18, 2025 that Deborah A. P. Hersman was appointed chair of the Board, effective May 21, 2026. Nisource Inc. is classified in the Utilities - Regulated Gas industry within the Utilities sector. ONE Gas, Inc. is classified in the Utilities - Regulated Gas industry within the Utilities sector. Other leadership on record at Nisource Inc. includes Shawn Anderson (CFO), Pablo A. Vegas (COO), William Jefferson (COO) and 7 others.