Marcos Flores Jr.

Marcos Flores Jr. currently serves as the Roofing Lab Director at J.S. Held LLC since December 2022. Previously, Marcos worked as a Coatings Chemist at Har-Tru, LLC and as an Associate III Chemist at Wiss, Janney, Elstner Associates, Inc. Earlier experience includes roles as a Product Application Engineer at Arclin, a Project Engineer at Stanley Black & Decker, Inc., and various R&D Chemist positions at Saint-Gobain High Performance Materials, Saint-Gobain Abrasivos, and Suzano Papel e Celulose. An expert in coatings, membranes, and abrasive product development, Marcos has a Bachelor’s degree in Chemistry from UFSCar and a specialization in Plastic Engineering from the University of Massachusetts Lowell.