PROSOCO Announces New Sales Manager, Trainer

Words: Al MorrisMark Donze has joined PROSOCO as sales manager for the company’s Central Great Lakes sales region. He replaces Mike Trotta, who was promoted to contractor training specialist.

PROSOCO, Lawrence, Kansas, is a national manufacturer of products for cleaning, protecting and maintaining concrete, brick and stone architecture.

The company’s Central Great Lakes sales region includes Michigan, Ohio, Western Pennsylvania, West Virginia, Kentucky and the Southern tip of Indiana.

An Ohio native, Donze grew up in Canton, and currently lives in Uniontown, Ohio. He’s a graduate of Kent State University, where he earned a bachelor’s degree in business administration.

Donze entered the construction industry in 1989 when he went to work for coatings manufacturer Sherwin-Williams. Since then, he has run both commercial and retail stores, and served as a sales rep covering Ohio’s Akron and Summit counties. He worked with architects, engineers, builders and painting contractors.

As sales manager, Donze supports PROSOCO distributors in selling the company’s products to clean, protect and maintain concrete, brick and stone architecture. He will also work with area contractors, architects, building-owners and the company’s many manufacturer’s representatives throughout his sales territory.

As the company’s contractor training specialist, Mike Trotta creates and travels with mobile “road show” training programs to give contractors nationwide free hands-on training in PROSOCO’s latest technologies.

“Air and Water-Resistive Barriers for Masonry Construction” is currently his most requested program.

Previously, Trotta served as a PROSOCO sales manager for five years. The Cuyahoga Falls, Ohio resident is a graduate of the University of Akron.

For more information visit www.prosoco.com.
About: Featured
The Cornerstone of Success: Safety and Documentation in Masonry
April 2025

The masonry industry plays a vital role in constructing our homes, businesses, and infrastructure. Yet, beneath the enduring beauty of brick and stone lies a complex and often hazardous work environment. Ensuring the safety of workers and maintaining docu

How It's Made: Natural Stone Veneer
April 2025

Natural stone veneer is a durable, versatile, and aesthetically pleasing building material that has been used for centuries. It adds timeless beauty to masonry projects while offering structural integrity and resilience. But how does natural stone veneer

Vibing Masonry #5 - The Evolution of Concrete Masonry Units: From Ancient Foundations to Modern Innovations
April 2025

Early Development: The Genesis of Concrete Blocks (early Rome to 1900s) The history of concrete masonry units (CMUs) or concrete blocks begins with humanity’s earliest binding materials, notably the Romans’ remarkable concrete. Around AD 125, structures l

MASONRY STRONG Podcast, Episode 18 Recap: Jeff Tew, Westlake Royal Stone Solutions
April 2025

On this episode of the MASONRY STRONG Podcast, Jeff Tew joins the show, along with MCAA President Jeff Buczkiewicz, to talk about where his passion for this industry started and what it's been like working on the Supplier side of the industry. An Excitin