Meet Our PVC Experts
Connect with the People Powering Decades of Innovation, One Solution at a Time
Michael (Mike) Satz
President
For over a decade, Mike Satz has led Ronald Mark Associates (RMA)—a premier provider of PVC resins, extrusion solutions, and advanced polymer products—focusing on strategic growth, innovation, and operational excellence.
Leslie Satz
CEO and Chairman
Leslie “Les” Satz co-founded Ronald Mark Associates with his brother, Ron, in 1974. Today he is the CEO and Chairman of RMA as well as CEO of KINON and Flex Membrane International.
Annette Billings-Clark
HR Manager
Annette Billings-Clark is RMA’s HR Manager, responsible for overseeing all Human Resources functions from onboarding new team members to answering employee queries.
Sharon Mak
General Manager
Sharon is a General Manager at RMA, responsible for overseeing daily operations including quality assurance and decision-making as well as strategizing for continual growth and efficiency and fostering a supportive environment for her team.
Jeff Riotto
Sales Manager
Jeff Riotto is RMA’s Sales Manager. His main role is to help customers identify the products and services that will best meet their needs, and he is passionate about providing our clients with premium quality and great customer service at a fair price.
