Have an attendance code? Sign In to enter it. This live web event has ended. Thank you for attending. Contributors Michael Tylk, S.E. Michael Tylk, S.E., is a semi-retired Principal at TGRWA, LLC. Mike has 52 years of experience including 10 years at Skidmore Owings and Merrill and 42 years in private practice. Mike is a Past President of NCSEA and SEAOI and currently serves as Co-Chair on NCSEA’s Continuing Education Committee.