Columbia Gas of Pennsylvania Proposes Further Investments in Safety Through Replacing and Upgrading Aging InfrastructurePRNewsWire • 03/30/21
NIPSCO, EDP Renewables to Bring Indiana Crossroads II Wind Farm and Indiana Crossroads Solar Park to Northwest IndianaPRNewsWire • 03/23/21
NiSource, Inc. (NI) CEO Joseph Hamrock on Q4 2020 Results - Earnings Call TranscriptSeeking Alpha • 02/17/21
NiSource, Inc. (NI) CEO Joseph Hamrock on Q3 2020 Results - Earnings Call TranscriptSeeking Alpha • 11/02/20