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Meet Our Team

Our team brings together more than 170 years of combined experience across manufacturing, estimating, production, sales, and brand leadership. Many of us have spent decades at Neal Slate, developing deep knowledge of our products, processes, and customers. We are committed to clear communication, dependable execution, and delivering solutions that reflect the craftsmanship and trust Neal Slate has earned for over a century.

Tim Ziemer

General Manager &
Head Estimator

Dan Ambroz

Production Manager &
Inside Sales Representative

Pete Ziemer

Director of Sales

Tim leads estimating and day-to-day operations at W.E. Neal Slate Co., drawing on nearly four decades of experience that began on the production floor. He is known for practical problem-solving and helping customers navigate projects with clarity and confidence.

Dan supports customers by coordinating production and inside sales, ensuring projects move smoothly from planning through delivery. With more than 40 years at Neal Slate, he brings deep product knowledge and a steady, hands-on approach.

Pete leads sales at Neal Slate, drawing on 35 years of experience that began on the production floor. He works across sales, account management, and contract administration, helping projects move smoothly from quote to completion. Outside of work, he enjoys alpine ski coaching and spending time on the water with his black lab.