Having helped Thermo Fisher open its Tijuana office (above), Maritza Diaz saw an opportunity to do it for other companies. Photo courtesy of Thermo Fisher.

Having helped Thermo Fisher open its Tijuana office (above), Maritza Diaz saw an opportunity to do it for other companies. Photo courtesy of Thermo Fisher.

Maritza Diaz visited Tijuana for the first time in 2015, when she was scouting the border city for a potential expansion of Thermo Fisher’s operations...