Williams Floats $800M in New IOUs – to Pay Off Old IOUs February 27, 2018 Energy Services, Williams Partners Williams, one of the biggest midstream companies in the Marcellus, is floating new debt to pay off old debt. Please Login to view this content. (Not a member? Join Today!) Related Post navigation PJM Report on Cold Snap Shows NatGas Electric Working WellOH Wayne Natl Forest Land Mgmt Plan Presents Opening for Antis You do not have permission to view the comments. Click here to cancel reply. Please Login to post a comment Notify me of follow-up comments by email.