53.38 SUBTOTAL: 1,371.24 TAXES: 0.00 NET TOTAL: 1,371.24 TOTAL AMOUNT DUE: 1,371.24 •Sikorsky Commercial. Inc. is a registered trade name of Helicopter Support. Inc. (also referred to as "HSI") in the Connecticut towns of Shelton. Nonh Haven. Stratford and Trumbull. and a registered fictitious name of Helico