Riverton, WY | Trinity Lutheran School Return to Directory Pastor(s): Rev. Mark Mumme Headmaster/Principle:: Mr. Steven Coniglio Address: 419 E Park Avenue Riverton, WY 82501 Service Times: Preschool – 8th Grade Category: Schools Website Address: http://trinitylutheranschool.net Phone Number: (307) 857-5710 Contact Email: lutheran@wyoming.com Facebook Page: Click Here