TriSummit Utilities Inc. announced that it has completed its $200 million issuance of senior unsecured medium-term notes. The notes carry a coupon rate of 5.02% and mature on January 11, 2030. The net proceeds resulting from the Offering will be used (i) as to approximately $135 million, to partially finance the acquisition by a subsidiary of TSU of ENSTAR Natural Gas Company, the Alaska Pipeline Company, the Norstar Pipeline Company Inc. and a 65% indirect interest in Cook Inlet Natural Gas Storage Alaska, LLC from SEMCO Energy Inc., a subsidiary of AltaGas Ltd., which remains subject to certain customary closing conditions; and (ii) as to the remainder, to repay amounts outstanding under TSU's Canadian syndicated revolving credit facility and associated operating credit facility, which amounts were incurred in the normal course of business to fund the working capital requirements of TSU.