Our Team

Our Team

Margaret Asimakis, P.E., LEED AP

Margaret Asimakis, P.E., LEED AP

Senior Associate & Head of Structural Engineering Group

masimakis@mharrisinc.com

Masters of Science in Structural Engineering at University of Southern California (concentration in Seismic) Bachelor of Science in Civil Engineering at Rensselaer Polytechnic Institute Licensed Professional Engineer LEED Accredited Professional Member of American Society of Civil Engineers (ASCE) and a Graduate Member of the Institute of Structural Engineers (UK) Ms. Asimakis, joined Merritt & Harris in 2011 as a Project Manager in both the Property Condition Assessment and Construction Monitoring Groups, while also performing Structural Engineering Analysis for our Plan & Cost Review Group. Her expertise made her the ideal candidate for the structurally complex Manhattan West Platform project in… Read More

Carmine Carpentier, AIA, LEED AP

Carmine Carpentier, AIA, LEED AP

Senior Associate & Senior Cost Analyst

ccarpentier@mharrisinc.com

Bachelor of Science in Construction Management at Pratt Institute Real Estate Development Certification at New York University Registered Architect in the State of New York LEED Accredited Professional Mr. Carpentier first joined Merritt & Harris in 1987 as a Cost Estimator in the firm’s New York City headquarters. In 1991, he left the firm to assist his family in managing their design/build construction practice, as the Architect of Record. Mr. Carpentier subsequently re-joined the firm in 2000 as a Project Manager in the Construction Monitoring division. In 2008, he was promoted to Senior Associate and is currently responsible for the… Read More

William McCallion, AIA, LEED AP

William McCallion, AIA, LEED AP

Manager of Quality Control & Training

wmccallion@mharrisinc.com

Bachelor of Science in Architecture at City College New York Registered Architect in the State of New York LEED Accredited Professional Member of the American Institute of Architects (AIA) Adjunct Professor at New York Tech School of Architecture Mr. McCallion joined Merritt & Harris in 1983 as a Project Manager, and was subsequently promoted to Assistant Vice President in 1988 and Vice President in 1991. As a Project Manager, Mr. McCallion worked on some very complex and interesting projects, including: El Conquistador Resort & Hotel, Fajardo, Puerto Rico Liberty Place 1 & 2, Philadelphia, Pennsylvania Mall of America, Bloomington, Minnesota… Read More

Rita O’Grady, Architect

Rita O’Grady, Architect

Senior Associate & Manager of Plan & Cost Review Group

rogrady@mharrisinc.com

Bachelor of Arts in Architecture at Barnard College – Columbia University Mrs. O’Grady joined Merritt & Harris in 1999 as a Project Review Technician and was promoted in 2004 to Senior Review Coordinator. Her job responsibilities include the review of plans, specifications, Construction documents, and certifications for proposed construction projects. As manager of the Plan & Cost Review Group, she has worked on literally hundreds of very complex and high profile projects, including a dozen sports facilities.

Craig Van Steenbergen, AIA

Craig Van Steenbergen, AIA

Senior Associate & Project Manager

cvansteenbergen@mharrisinc.com

Bachelor of Architecture at New York Institute of Technology Registered Architect in the State of New York Mr. Van Steenbergen joined Merritt & Harris in 2009 as a Project Manager in the Construction Monitoring Group in the New York headquarters. He came to the firm with over 11 years of experience as a Lender, working in the real estate financing, risk assessment, and technical services department of several major institutions. Within just a few years, Mr. Van Steenbergen proved to be an invaluable asset to Merritt & Harris, and was promoted to Senior Associate in 2012. Some of Mr. Van… Read More

George Vonortas, AIA

George Vonortas, AIA

Senior Associate & Project Manager

gvonortas@mharrisinc.com

Bachelor of Architecture at City College of New York Bachelor of Science in Architecture at City College of New York Registered Architect in the State of New York Member of the American Institute of Architects (AIA) Mr. Vonortas joined Merritt & Harris in 2011 as a Project Manager with the Property Condition Assessment Group. His job responsibilities include the review of design drawings and specifications, the field observation of existing properties, the coordination of team members on his assignments, the identifying of building deficiencies and deferred maintenance items, and the costing of repairs and means to rectify deficiencies. In 2015,… Read More