Studio Director

  • Andrea E Knox, RA LEED AP BD+C


  • Anastasia Papadi, RA - EU
  • Jacqueline Shaw

Office Manager

  • Lisa Dang


  • Andrew Percival
  • DeMar Jones
  • Elvin Chan
  • Hyun-Young Sung
  • Heriberto Rodriguez Valenzuela
  • Joanna Tanasescu
  • Laura Pembroke, RIBA
  • Logan Richmond
Principal Karen Stonely, AIA LEED AP BD+C graduated with a Bachelor of Architecture and Art from Rice University in 1992 where she studied under Rem Koolhaas, Merrill Elam and Albert Pope.  She was awarded the Edward B. Arrants medal and inducted into the Tau Sigma Delta Society.  She began independent practice in Maryland and New York in 1991 developing a substantial catalog of residential projects while concurrently studying at the Urban Glass Workshop in Brooklyn NY.  Her art and fabrications are a part of the permanent collection at the Garrison Forest School, Rice University and are privately collected.  
Prior to practicing with Peter Pelsinski as SPA from 1995 through 1998, she interned at Robert A M Stern Architects (1990-91) as well as managed and completed the Plaza de Los Ancianos, a $7 million, HUD-funded elderly housing project in Ridgewood Bushwick, NY (1995) with late architect Penny Wells Yates. She currently serves as a Board Member of Open House New York (OHNY) and is a member of the Development Committee for the Architectural League of New York.  She was the Vice President of the Bindery Condominium Board from 1998-2009, held the positions of Co-Secretary and Co-Vice President for the Spruce Street School PTA in 2010-11 and 2011-12 respectively, and has been a fundraiser for the Huntington’s Disease Society of America and Avon Breast Cancer Foundation which culminated in the launch of a memorial endowment to sustain neurological research in 2012.  She was on the initial Advisory Committee of the Downtown Alliances’s “Volume-Voices of Lower Manhattan”, participated in the 2010-11 Mentor Program at the NJ School of Architecture, and was a chair of the “Friends Committee” for the Design Trust for Public Space.

Principal Peter Pelsinski, RA AIA LEED AP BD+C is the recipient of the prestigious Architectural League of New York’s Young Architects Award as well as the American Institute of Architects Henry Adams Medal.  He graduated with a Bachelor of Science from the University of Maryland and a Master of Architecture from Princeton University where he was the recipient of the Susannah Underwood Scholarship, the Pella Thesis Prize for outstanding design, and was a finalist for the SOM Traveling Fellowship. Prior to practicing with Karen Stonely as SPA from 1995 through 1998, he was a founding member of the award-winning collaborative Op’s (now LTL) leading multiple competitions and exhibitions, such as “The Pull of Beauty” with curator Kiki Smith, and “Slipped Space” curated by Mark Wigley at the Storefront for Art and Architecture.  Both were awarded “Best of Category - Environments” in ID Magazine’s awards issues of 1996 and 1994 respectively.  He is the designer of the award-winning public art installation, “Metroscopes”, permanently installed throughout the UM - St. Louis Metrolink light rail system.  He was one of four members of the Student Leadership Team to formulate initial budgets and curriculum at the Spruce Street School from 2009-12 and is a chair of the “Friends Committee” for the Design Trust for Public Space.  He taught at the NJ Institute of Technology School of Architecture, currently teaches at Princeton University, and participates on many architectural juries and reviews, most recently the AIA DC Un-built Awards and Brooklyn Builds Design Awards.