KARL W. GUENTHER SR.
1988 - Founder of STC as "Suncoast Engineering & Manufacturing Inc."

CLIFF BRAGDON, Ph.D.
2006 - STC Director

MURTHY V. A. BONDADA, Ph.D., P.E., F.ASCE.
2006 - Co-founder of HS Rail Com 1984

ROSALIND GATEWOOD
2004 - STC Director

GREG RUEHLE
2021

WILFRED SERGEANT, PE.
1996 - Co-patent holder
RIP 2018

RONALD H. POWERS
2006

DOUGLAS J. TOBIN, PE RA
2006

JAN H. ZICHA, PE
2003 - Co-founder of HS Rail Com 1984

KIMI SPRINGSTEEN, Ph.D.
2013

NANCY A. GUENTHER
1988 Co-founder

KENT C. BINGHAM
2004
RIP 2018

GEORGE TAYLOR
2002

STEPHEN C MARKHAM
2011

DANIEL METELEWA
2012

JAN-ERIK NOWACKI, TECH. LIC.
2011 - CEO of SwedeTrack System from 1990

OVE JOHNSSON MSE
2011 - Webmaster, etc. SwedeTrack System from 1993

TAD WINIECKI
2011 - Owner of Higherway Transport Research

ZAMAN CHOUDHURY
Country Director
Sky Train Corporation
2015 - USA Bangladesh

ENGR KABIR AHMED
Engineering Director Bangladesh
2018 - Bangladesh