Our People

For over 75 years we have thrived by taking a different approach to supporting our customers. These are the people devoted to serving you.

Sarah Holder

Preservation Specialist

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Sarah Holder is PROSOCO’s Preservation Specialist. Sarah works directly with customers and provides technical support for issues related to building materials, material degradation and product performance. She also coordinates training programs centered on the needs of the preservation community. Sarah has a master of science in historic preservation and experience providing technical assistance and treatment recommendations for historic restoration projects. She is an active member of the Association for Preservation Technology International and serves on the Board of Directors for the group’s Central Plains chapter



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