• ARCHITECTURE

    Celebrating 47 Years in Chicago With Award-Winning Historic Preservation Expertise.

  • PRESERVATION

    Preserving A Sustainable Future For Resilient Communities Since 1976.

  • Woman-Owned

    HPZS is certified as a WBE, WOSB and DBE by multiple local, state, and federal agencies.

Featured Projects

WHY HPZS

At HPZS, we work with our clients to understand the unique goals of each of project, develop a thorough understanding of our clients' needs and preserve a sustainable future for the built environment.

WHO WE ARE

HPZS has been working to preserve Chicago’s architectural treasures since 1976, and has a wide-ranging portfolio: from Master Planning to experience in Commercial, Institutional, Religious, Corporate, Retail and Residential Design.

OUR HISTORY

HPZS and it’s predecessor firms date back to 1976, our legacy interwoven with the storied Prairie Avenue Bookshop founded by Wilbert and Marilyn Hasbrouck.

PRESERVING A SUSTAINABLE FUTURE

2023 Sustainability Action Plan