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30+ Years Shaping
The Exceptional


Copyright © 2026
Maugel Destefano Architects
All rights reserved.
<span id="hs_cos_wrapper_name" class="hs_cos_wrapper hs_cos_wrapper_meta_field hs_cos_wrapper_type_text" style="" data-hs-cos-general-type="meta_field" data-hs-cos-type="text" >Bill O'Neill AIA</span>

Bill O'Neill AIA

Industrial & Commercial Studio Lead

PHONE NUMBER 978 456 2873
EMAIL ADDRESS boneill@maugel.com

As Studio Leader of Maugel DeStefano's Industrial & Commercial Studio, Bill brings more than 15 years of experience managing complex projects from planning and design through construction. His portfolio includes commercial, mixed-use, and assisted living developments, as well as retail, hospitality, workplace, and higher ed projects. He has extensive experience leading multidisciplinary teams, coordinating consultants, navigating regulatory requirements, and partnering with clients to deliver projects that balance functionality, quality, and design.

Before joining Maugel DeStefano, Bill held architectural and project management leadership roles with firms in Massachusetts, Virginia, and Washington, D.C., where he managed projects through every phase of design and construction. He is a registered architect and earned both a Master of Architecture in Urban Planning and a Bachelor of Science in Architecture and Planning from The Catholic University of America.

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About

Founded in 1993, Maugel DeStefano Architects has designed over 250 million square feet of real estate throughout New England. The firm specializes in a wide range of industries, including multifamily, healthcare, industrial, science and advanced technology, commercial, community, and residential. Recognized for its industry leadership, Maugel DeStefano Architects was named 2023 Architecture Firm of the Year by Boston Real Estate Times and was featured on the Boston Business Journal’s list of Largest Architectural Firms. The firm is known for fostering long-term partnerships with clients, with many returning time and again for its expertise in transforming their visions into exceptionally built environments.

Contact

200 Ayer Road
Suite 200
Harvard, MA 01451
978 456 2800

22 Ladd Street
Portsmouth, NH 03801
603 431 8701