Our Leadership

Howard L. Zimmerman, FAIA

Founder and Principal

Stephanie Bush, RA, LEED AP®

Executive Director, Operations

Donna Singleton

Executive Director, Finance

Jon Colatrella, PE, CEM, CBCP

Executive Director, MEP/FP Group

Harron Zimmerman

Director, Brand and Culture

Alexei Tajzler, RA

Director, Architecture

Joseph Nevins

Director, Architecture

Monika Sasvary, Assoc. AIA

Technical Operations Director, Architecture

Michael Cassidy

Director, Forensics

Vincent DiBenedetto, PE

Director, MEP Engineering

Nicholas Dalton

Director, MEP Engineering

Carolyn Caste, RA

Director, Façade Compliance

Mark Edmunds

Director, Special Inspections and Technology

Allie F. Brush

Director, Client Relations

Alaura Berry

Director, Marketing

Justin Shea

Associate Director, Architecture

Larry Joseph

Associate Director, Architecture

Lauren Printz

Associate Director, Architecture

Anthony Malara, RA, LEED AP®

Senior Project Manager, Architecture

Alexandra Graham

Senior Project Manager, Architecture

Bryan Chester, PE

Senior Project Manager, Special Inspections

Douglas Michael

Senior Electrical Associate, MEP Engineering

Harry Wesch

Senior Project Manager, MEP Engineering

Igor Litwinowicz

Senior Project Manager, Architecture

Ilya Shtulberg, PE

Senior Associate, Structural Engineering

Jeanmaire Dani, LEED AP®

Senior Project Manager, Architecture

Jeremy Côté

Senior Project Manager, Architecture

John Favazzo, RA, LEED AP®

Senior Project Manager, Architecture

Kevin Saumell, RA

Senior Project Manager, Forensics

Leon Geoxavier, RA

Senior Project Manager, Architecture

Leslie Berman, LEED AP®

Senior Project Manager, Architecture

Massimiliano Galassi, RA

Senior Project Manager, Architecture

Vincent Astarita

Senior Project Manager, Architecture

Arie Isaacs

Senior Zoning & Code Manager

Margaret Hovorka

Alteration Review Manager