Meet the Leaders Behind CENTRIA

Our team of experienced senior executives drive the strategy, collaboration and innovation behind our superior line of architectural metal wall and roof systems. With a focus on innovative thought process, talent management and culture, they ensure that CENTRIA is continually pushing the boundaries of high performance products and inspiring design.
  • Preston Bowen


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    Preston Bowen is responsible for CENTRIA's overall sales and market strategy, operations and performance. Bowen is a veteran executive leader in both the residential and commercial building products industries with 30 years of experience in developing customer relationships while leading accomplished sales forces to drive top-line growth, productivity and profitability.

  • Keith Brown

    Vice President, Operations

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    Keith Brown oversees CENTRIA’s domestic manufacturing operations throughout the U.S., as well as safety and quality efforts. Brown works closely with the CENTRIA supply chain to ensure all procurements and material needs are met. He brings over 35 years of operational and industrial experience to his role with CENTRIA.

  • Paul Collyer

    Vice President, Business Development

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    Paul Collyer is responsible for business development activities of CENTRIA Architectural Systems. He has over 28 years of experience with construction product manufacturers in the insulated metal panel, single-skin metal cladding and pre-engineered metal building industries. His professional affiliations include the Construction Specifications Institute (member), Certified Construction Product Representative (CCPR), LEED Green Associate (USGBC) and Green Globes Professional (GBI).

  • Matthew Cox

    Vice President, Customer Excellence

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    Matthew Cox oversees CENTRIA’s success in customer service while implementing key strategic initiatives to improve client relations in areas including pricing, project management and the overall customer experience. With more than 20 years of related experience managing sales and customer service, Cox has a successful track record of improving customer experience within multi-brand and multi-channel distribution models.

  • Joseph Dachowicz

    Vice President, Marketing

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    Joseph Dachowicz leads the strategic marketing initiatives and oversees product and brand development for CENTRIA. Dachowicz has over twenty years of marketing and executive leadership experience, including direct expertise within the building product industry.

  • Chad Draxler

    Vice President, Engineering

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    Chad Draxler, P.E., is responsible for planning, directing and coordinating all actions of product engineering and design, overseeing CENTRIA’s experienced team of in-house engineers, technical designers and drafters. Draxler brings more than 13 years of engineering leadership experience to his position.

  • Stephanie Krum

    Vice President, Human Resources

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    Stephanie Krum supports the growth of the CENTRIA business through focus on organization development, talent acquisition and management, and culture. With over 25 years of human resources leadership experience, Krum aligns human resources strategies and support to help drive CENTRIA's overall business performance.

  • Paul Lehmann

    Vice President, Finance

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    Paul Lehmann directs overall financial strategy, analysis, forecasting and budget management for the CENTRIA business. Lehmann brings more than 30 years of financial leadership experience in building products, industrial, OEM, consumer goods and packaging industries to his position with CENTRIA, with repeated success in shaping corporate strategy and improving company profitability.

  • Mark Sendar

    Vice President, Sales

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    Mark Sendar is responsible for developing and delivering strategic sales goals and objectives to lead the CENTRIA sales team towards further profitable growth. His 20-plus years of related industry experience includes multiple senior leadership roles in sales and customer care. Sendar brings an extensive resume leveraging strong dealer networks and relationships into exceptional sales results.

  • Siet Foeng Tjong

    Vice President, Research & Development

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    Foeng Tjong is responsible for developing CENTRIA’s portfolio of high-performance metal wall and roof systems, while overseeing new product and system innovations and directing research initiatives. Foeng possess a wealth of product development, innovation and engineering leadership experience in both the manufacturing and building products industries.

  • Preston Warren

    Supply Chain Leader

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    Preston Warren is responsible for aligning CENTRIA's overall transportation strategies and integration to establish a seamless transportation structure and contribute to the customer value proposition. Warren brings an impressive 20 years of experience in transportation and distribution to his position with CENTRIA.