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Our Team

O&S Associates is led by V.P. Samy, the Founder and Principal of O&S Associates, who brings over 35 years’ experience of engineering and directs a professional staff of over 70 that includes more than 28 registered professional engineers and architects. O&S has five principals within the firm, all of whom are involved in nearly every project at some level.

One key attribute that separates O&S from a typical engineering firm is the range and diversity of our experience. Our team of seasoned professionals excels in project leadership, teamwork, dedication, and cooperation, which provides our clients with superior designs and exceptional service. This expertise and our commitment to quality provide clients with the latest technologies and advances in materials and products.

Our Team

O&S Associates is led by V.P. Samy, the Founder and Principal of O&S Associates, who brings over 35 years’ experience of engineering and directs a professional staff of over 70 that includes more than 28 registered professional engineers and architects. O&S has five principals within the firm, all of whom are involved in nearly every project at some level.

One key attribute that separates O&S from a typical engineering firm is the range and diversity of our experience. Our team of seasoned professionals excels in project leadership, teamwork, dedication, and cooperation, which provides our clients with superior designs and exceptional service. This expertise and our commitment to quality provide clients with the latest technologies and advances in materials and products.

V.P. Samy, PE

 President

William T. Payne, PE

 Vice President

Suchi Jayasena, PE

 Principal

Nabeel Raazi, PE

 Director, Ohio Region

Andrew Wilson, PE

 Regional Director

Duane Ellis, PE

 Regional Director

Jason Borden, PE

 Regional Director

Tariq Wasti, RA AIA

 Director of Architecture

George Azarko, PE

 Director, Construction Services

Hemendra Bhattacharya, PE

 Senior Mechanical Engineer

Nancy Wang, PE

 Senior Civil Engineer

Peter Catapano, PE, CEM

 Director, MEP Services

Tamara Subasic

 Mechanical Engineer

Carlo Ramos, PE

 Mechanical Engineer

Edwin Angeles

 Senior Electrical Engineer

Alan Lopez, LEED AP BD+C

 Senior Electrical Engineer

Babington Anyaele

 Construction Manager/Project Officer

Maulik Nayee

 Electrical Design Engineer

Alex Mathew

 Senior Project Manager

Michael Chung, RA

 Project Architect

John Deng, PhD PE

 Senior Structural Engineer

Thet Paw Tun, RA

 Project Architect

Naresh Bhagat

 Construction Manager/Project Officer

David Lubkin, PE

 Senior Project Manager

Jose Vazquez, LEED AP

 Senior Project Manager

David Harrison, PE

 Project Manager

Eric Muhl

 Senior Designer

Phillip Haley, PE

 Engineer

Alfred Eatman, RA

 Architect

Robert Mahan, PE

 Senior Structural Engineer

Sean Leary

 Engineer

Sunny Thohan

 Project Manager

Tim Regetta

 Senior Project Manager

Lewis Rion

 Designer

Jonathan Larrota

 Engineer

John Montemarano, PE

 Senior Structural Engineer

Miguel Moledo

 Mechanical Design Engineer

Bridget Frasca

 Project Engineer

Ashish Alex

 Project Engineer

Karyn Warthen, EIT

 Structural Engineer

Victoria Baren

 CADD Operator

Linda Czarrunchick

 Director of Marketing

Scott Zimmerman

 Proposal Developer

Melinda Taveras

 Contract Administrator/Administrative Assistant

Marilyn Fiore

 Administrative Assistant

Soo Kim

 Marketing Associate

Veni Perumalsamy

 Office Manager