BALTIMORE--(BUSINESS WIRE)--Constellation Energy Generation, LLC ("Constellation†), a Pennsylvania limited liability company, announced today that it has commenced private offers to exchange any and all of the outstanding (i) 4.625% Senior Unsecured Notes due 2029 ("Existing Unsecured 2029 Notes†), (ii) 5.000% Senior Unsecured Notes due 2031 ("Existing Unsecured 2031 Notes†) and (iii) 3.750% Senior Secured Notes ("Existing Secured 2031 Notes†and, together with the Existing Unsecured 2029 Notes. ...