Cornerstone Building Brands Executive and Leadership Team

June, 2026

Leadership Overview

Cornerstone Building Brands has 10 executives leading key functions including strategy, operations, technology, finance, and human resources.

Driven by a commitment to innovation, Cornerstone Building Brands manufactures exterior building products for residential and commercial customers, impacting new construction and the repair & remodel markets across North America.

Leadership Roles at Cornerstone Building Brands

  • Chief Executive Officer - Gunner Smith
  • Chairman, Interim President & Chief Executive Officer - John Krenicki
  • Senior VP, Business Finance & Chief Financial Officer, BU - Jeffery Hayter
  • Senior VP, Finance & Chief Financial Officer, Shelter Solutions - Stephen DeAngelis
  • Chief Information Officer - Ram Manukonda
  • Chief Technology Officer - Michael Gemza
  • Chief Technology Officer & Technology Portfolio Manager - Manuel Ali
  • Executive Vice President & Chief Human Resources Officer - Michael Pulcanio
  • Executive Vice President & Chief Human Resources Officer - Peter Andrich
  • Chief Marketing Officer, Cornerstone Building Brands Newly Merged Nci & Ply Gem - Susan Selle
  • Gunner Smith - Chief Executive Officer

    Gunner Smith, the Chief Executive Officer at Cornerstone Building Brands, directs the overall strategic vision and operational execution for the organization. This leadership role involves guiding the company's expansion across North America, serving both residential and commercial sectors. Smith's focus centers on driving growth within the new construction and repair & remodel markets, ensuring the company maintains its position as a leading manufacturer of exterior building products. The Chief Executive Officer oversees all major business units, aligning their objectives with the overarching corporate mission. Gunner Smith's strategic direction ensures the company's continued impact on the building industry through product innovation and market penetration. This executive's oversight extends to fostering a culture of operational excellence and customer-centricity across all facets of the business.
    Gunner Smith

    John Krenicki - Chairman, Interim President & Chief Executive Officer

    John Krenicki, the Chairman, Interim President & Chief Executive Officer at Cornerstone Building Brands, provides critical leadership during a transitional period, steering the company's strategic direction and operational continuity. This dual role ensures a seamless integration of governance and executive management, maintaining momentum in the North American exterior building products market. Krenicki's oversight encompasses both residential and commercial customer segments, focusing on the new construction and repair & remodel sectors. The Chairman, Interim President & Chief Executive Officer's responsibilities include guiding key initiatives that support the company's mission and market impact. John Krenicki's leadership ensures that Cornerstone Building Brands continues to deliver value to its customers and stakeholders while navigating evolving market dynamics and operational challenges.

    Jeffery Hayter - Senior VP, Business Finance & Chief Financial Officer, BU

    Jeffery Hayter, the Senior VP, Business Finance & Chief Financial Officer, BU at Cornerstone Building Brands, directs the financial strategy and operational finance for key business units. This executive role involves rigorous financial planning, analysis, and reporting to support the company's manufacturing operations across North America. Hayter's expertise is critical in managing the financial health of segments serving residential and commercial customers in new construction and repair & remodel markets. The Senior VP, Business Finance & Chief Financial Officer, BU oversees budgeting, forecasting, and capital allocation, ensuring fiscal discipline and driving profitability. Jeffery Hayter's financial acumen provides essential insights for strategic decision-making, underpinning Cornerstone Building Brands' sustained growth and market stability.

    Stephen DeAngelis - Senior VP, Finance & Chief Financial Officer, Shelter Solutions

    Stephen DeAngelis, the Senior VP, Finance & Chief Financial Officer, Shelter Solutions at Cornerstone Building Brands, manages the financial operations and strategic fiscal planning for the Shelter Solutions division. This critical role ensures robust financial oversight for the manufacturing of exterior building products, impacting residential and commercial sectors across North America. DeAngelis's responsibilities include driving financial performance, optimizing resource allocation, and supporting growth initiatives within the new construction and repair & remodel markets. The Senior VP, Finance & Chief Financial Officer, Shelter Solutions provides key financial leadership, guiding investment decisions and ensuring compliance with financial regulations. Stephen DeAngelis's financial stewardship is integral to the division's profitability and Cornerstone Building Brands' overall market success.

    Ram Manukonda - Chief Information Officer

    Ram Manukonda, the Chief Information Officer at Cornerstone Building Brands, architects and executes the company's comprehensive technology strategy. This leadership position involves overseeing all IT infrastructure, digital transformation initiatives, and cybersecurity measures across the North American operations. Manukonda's role is crucial in supporting the manufacturing of exterior building products for residential and commercial clients, ensuring seamless integration of technology into the supply chain and customer-facing platforms. The Chief Information Officer drives innovation in data management and analytics, enabling informed decision-making for new construction and repair & remodel markets. Ram Manukonda's strategic vision enhances operational efficiency and fosters a robust digital ecosystem that underpins Cornerstone Building Brands' market leadership.

    Michael Gemza - Chief Technology Officer

    Michael Gemza, the Chief Technology Officer at Cornerstone Building Brands, spearheads the development and implementation of advanced technological solutions that enhance product innovation and manufacturing processes. This executive role focuses on driving technological advancements within the exterior building products sector, serving both residential and commercial markets across North America. Gemza's responsibilities include overseeing research and development efforts, ensuring that Cornerstone Building Brands remains at the forefront of material science and product design for new construction and repair & remodel applications. The Chief Technology Officer collaborates closely with operational teams to integrate cutting-edge technologies, optimizing production efficiency and product performance. Michael Gemza's leadership in technology development directly contributes to the company's competitive edge and market leadership.
    Michael Gemza

    Manuel Ali - Chief Technology Officer & Technology Portfolio Manager

    Manuel Ali, the Chief Technology Officer & Technology Portfolio Manager at Cornerstone Building Brands, drives the strategic direction and management of the company's technology portfolio. This executive position involves overseeing the selection, implementation, and optimization of technology solutions that support manufacturing and business operations across North America. Ali's focus is on aligning technology investments with business objectives, particularly for the residential and commercial exterior building products segments serving new construction and repair & remodel markets. The Chief Technology Officer & Technology Portfolio Manager ensures that technology resources are effectively deployed to enhance product development, operational efficiency, and customer engagement. Manuel Ali's leadership in technology portfolio management strengthens Cornerstone Building Brands' innovative capacity and market competitiveness.

    Michael Pulcanio - Executive Vice President & Chief Human Resources Officer

    Michael Pulcanio, the Executive Vice President & Chief Human Resources Officer at Cornerstone Building Brands, leads the human capital strategy and organizational development initiatives. This executive role is pivotal in cultivating a high-performance culture across the North American manufacturing operations, supporting both residential and commercial customer bases. Pulcanio's responsibilities encompass talent acquisition, employee engagement, compensation and benefits, and leadership development, crucial for the new construction and repair & remodel markets. The Executive Vice President & Chief Human Resources Officer ensures that Cornerstone Building Brands attracts, retains, and develops top talent to drive business success. Michael Pulcanio's strategic HR leadership fosters an environment where employees can thrive, directly contributing to the company's operational excellence and market leadership.
    Michael Pulcanio

    Peter Andrich - Executive Vice President & Chief Human Resources Officer

    Peter Andrich, the Executive Vice President & Chief Human Resources Officer at Cornerstone Building Brands, directs comprehensive human resources strategies to support the company's extensive workforce. This leadership position focuses on enhancing employee experience, driving talent management, and fostering a positive organizational culture across all North American operations. Andrich's expertise is vital for the company's success in serving residential and commercial clients within the new construction and repair & remodel sectors. The Executive Vice President & Chief Human Resources Officer oversees critical functions including workforce planning, talent development, and employee relations, ensuring alignment with business goals. Peter Andrich's commitment to human capital development strengthens Cornerstone Building Brands' ability to innovate and maintain its leadership in the exterior building products industry.
    Peter Andrich

    Susan Selle - Chief Marketing Officer, Cornerstone Building Brands Newly Merged Nci & Ply Gem

    Susan Selle, the Chief Marketing Officer, Cornerstone Building Brands Newly Merged Nci & Ply Gem at Cornerstone Building Brands, spearheads integrated marketing strategies for the newly combined entities. This executive role is focused on enhancing brand visibility and driving market penetration across North America for exterior building products. Selle's leadership directs campaigns targeting residential and commercial customers within the new construction and repair & remodel markets, ensuring cohesive brand messaging. The Chief Marketing Officer, Cornerstone Building Brands Newly Merged Nci & Ply Gem oversees market research, product positioning, and customer engagement initiatives to foster growth and brand loyalty. Susan Selle's strategic marketing vision strengthens Cornerstone Building Brands' market position and drives demand for its comprehensive product portfolio.

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    Frequently Asked Questions Regarding Cornerstone Building Brands Top Executives and Leadership Team

    Who leads Cornerstone Building Brands?
    Cornerstone Building Brands is led by Gunner Smith (Chief Executive Officer), along with executives such as John Krenicki (Chairman, Interim President & Chief Executive Officer) and Jeffery Hayter (Senior VP, Business Finance & Chief Financial Officer, BU).
    Who is part of Cornerstone Building Brands’s executive team?
    The executive team of Cornerstone Building Brands includes leaders such as Gunner Smith (Chief Executive Officer), John Krenicki (Chairman, Interim President & Chief Executive Officer), Jeffery Hayter (Senior VP, Business Finance & Chief Financial Officer, BU) and other senior executives.
    How many executives does Cornerstone Building Brands have?
    Cornerstone Building Brands has 10 executives leading key business areas.
    What roles are included in Cornerstone Building Brands’s leadership team?
    The leadership team of Cornerstone Building Brands includes roles such as Chief Executive Officer, Chairman, Interim President & Chief Executive Officer, Senior VP, Business Finance & Chief Financial Officer, BU, Senior VP, Finance & Chief Financial Officer, Shelter Solutions, Chief Information Officer.