United Materials’ Team

The United Materials team is known across Western New York for being approachable, dependable, and easy to work with. Many customers know our team members by name, built on years of shared projects, early morning pours, and on-site problem-solving together.

As part of a locally focused, community-minded company, United Materials’ team takes pride in supporting the contractors, owners, and neighbors who keep this region thriving.

People First, Built on Shared Values

As a part of the Votorantim Cimentos family of companies, the United Materials team lives Our VC Way every day, blending the warmth and trust of a family-run business with the support and global resources of VCNA.

This means fostering genuine relationships, prioritizing safety, and tackling every project with the same enthusiasm and reliability you’d expect from neighbors who’ve got your back. 

Meet Our Team

Mike Rautenstrauch
Aggregate Plant Supervisor
Sandy Karaszewsk
Maintenance Manager
Keith Sykes
Materials Inventory Coordinator
Suzzane Gatti
Receptionist
Michael Annichiarico
Dispatcher
James Stechenfinger
Dispatcher
Calvin Hudson
Dispatcher
Daryl Vernon
IT Product Owner
Justin Smith
Plant Manager
Greg Kowal
Plant Manager
Matthew Vincent
Safety Specialist
Paul Suchyna
Quality Control Technician,
John Long
Senior Quality Technician
Amy Sojka
Inside Sales Analyst Supervisor/Billing
Evan McCabe
Sustainability & QC Specialist
Dan Rautenstrauch
Aggregates Salesman
Shannon Reeves
Ready-Mix Salesman
Justin DiChristopher
Ready-Mix Salesman
Mario Avarello
Ready-Mix Salesman
Steve Riggi
Ready-Mix Salesman
Michelle Brown
Regional Human Resources Manager,
Jason Hauck
Scheduling Manager
Sean Morningstar
Operations Manager
Anthony Rebmann
Sales Manager
Eric Albrecht
Technical Services Manager
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United Materials

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