Please join APT DC at the Patterson Mansion (15 Dupont Circle NW), designed by Stanford White and completed in 1903, for a night of fun and festivities during our Holiday Party and Annual Meeting! We are excited to gather with colleagues and friends once again to celebrate an incredible year of learning and community. Members and their guests can enjoy an open bar and delicious hors d'oeuvres. We will conclude the evening with our annual meeting and election of our 2026 slate of officers and board members.

In honor of the chapter's 45th anniversary, the much beloved silent auction will be making a comeback. To participate, please complete the following survey: https://docs.google.com/forms/d/e/1FAIpQLSeGCk_hAGchZEYPXy8AvT_Moi6nqnkXzjX1kHF_l4XZndWKWw/viewform?usp=header

Please note: Registration is currently open only to APT DC members and their guests. If you are not a current member, we encourage you to join or renew today!

Registration will close at 11:59 PM ET on Monday, November 24th.

If you are a federal employee who has been furloughed, you are eligible for a discounted ticket. Please contact info@aptdc.org for more information.

Patterson Mansion is located at 15 Dupont Circle NW. Due to limited parking in the area, we recommend taking an Uber/Lyft or public transit. The Metro Red Line's Dupont Circle station is approx. one block away.

We are back with APT DC's second annual Tech Talk Series! These virtual presentations are a continuation of our annual symposium, this year with a theme of UNFORESEEN CONDITIONS.

**Please note that a webinar link will be provided to registrants a few days ahead of the event.

Richard Off (Hoffman Architects): Masonic Hall NYC Façade Rehabilitation: Managing the Multifaceted Unexpected

Mr. Richard Off is a Partner, Senior Project Manager, Registered Architect and Supervisor within the New York office of Hoffman Architects + Engineers, a firm dedicated to the rehabilitation of building exteriors. With expertise in preservation, and enclosure systems, he oversees architectural and engineering teams complete numerous multi-million-dollar investigation and rehabilitation projects throughout the metropolitan area, several having received recognition, including multiple Lucy G. Moses Preservation Awards from the New York Landmarks Conservancy.  Prior to completing fellowships in Asia and South America, Richard graduated with a Master’s in Architecture and Urban Design from Columbia University and a Bachelor’s in Architecture from Rensselaer Polytechnic Institute. He has lectured at APTi conferences, the APT DC Symposium, Traditional Building conferences, and both his alma maters. An avid writer, he has published articles with Construction Specifier, Building Design and Construction, Traditional Building, Papyrus, Hoffmann Journal, Archinect, and Dezeen.

Kathryn Brown (Building Conservation Associates, Inc.): Restoring History: Navigating the Complexities of the Academy of Music's Restoration

Kathryn Brown is a Senior Architectural Conservator at Building Conservation Associates, Inc. in Philadelphia, PA. Katie received her M.S. in Historic Preservation from the University of Pennsylvania's Stuart Weitzman School of Design and her B.A. in Art History and Architecture from The Pennsylvania State University. Her master's thesis earned her the Charles E. Peterson Award for outstanding work in the specialized study of historic building technology. Some notable projects Katie has worked on include the Jefferson Memorial Roof Replacement, Longwood Gardens Main Fountain Garden, and Independence Hall. She recently completed a six-year term on the APT Delaware Valley Chapter's Board of Directors.