TAKING MEASURES: Apollo Safety President and CEO John Carvalho III, center, leads a training session at the Fall River company. He is pictured above with technician Joseph Bettencourt, left, and John Carvalho IV. / PBN PHOTO/BRIAN MCDONALD
A Northeast college once brought in John V. Carvalho III, president and CEO of Apollo Safety, in the middle of the night after a minor toxic gas leak forced evacuation of a building. Carvalho, who decades after starting the business still personally trains his staff, got there, evaluated the situation, and gave occupants the green…