Brian Alessi


Sustainability Director | Principal
Brian is a key member of our technical leadership team as we continue to align our offerings with what’s best for our planet. A 20-year veteran of sustainable design, he is responsible for leading our efforts to create building systems that are healthy, sustainable, and resilient. His knack for coming up with innovative sustainable solutions is invaluable to our environmentally conscious clients who count on him for guidance.

Brian is a firm believer that sustainability blends design, equity, and social good, and he’s committed to ensuring Henderson nurtures our environment now and for future generations. It’s a cause he also champions industrywide as a member of the Los Angeles chapters of the American Institute of Architects (AIA) and the U.S. Green Building Council (USGBCO). With his keen eye on projects, Henderson is well-positioned to build a better tomorrow.


  • Master of Architecture

    NewSchool of Architecture & Design

  • Bachelor of Psychology

    Villanova University

Thought Leadership

  • Article

    Establishing the Case for Building Electrification

  • Article

    Net Zero Building Conference & Expo 2020 Takeaways

  • Article

    Combatting the Climate Crisis Through Building Electrification

  • Article

    Net Zero Carbon: Our Approach to Reversing Carbon in the Built Environment

  • Article

    Takeaways from 2021 Net Zero Building Conference & Expo

  • Article

    Regenerative Design: The Evolution of Sustainability