Jeff Neeman
President and Chief Executive Officer
As CEO & Managing Director of Nadler Modular since 2002, Jeff has guided Nadler from an underdeveloped family company to one of energetic growth. Under his tenure, Nadler has gained the trust of many of the leading General Contractors in the New York Metro area by providing them with trailers and mobile offices, and has made great strides into permanent off-site construction, satisfying the needs of school districts as well as of federal, state, and local agencies.

Steven Muller

Vice President / Chief Operating Officer

Steve is a seasoned veteran, having been with Nadler since 2003.  Steve works closely with each customer to identify cost effective, practical solutions for their space needs.  Be it classrooms, office space, or meeting facilities, Steve draws from a wealth of knowledge that he has developed over the years. He brings a strong customer focused, team oriented approach to every situation.


Tom Bosack

Vice President - Leasing 

Tom is a veteran expert in operations, sourcing, and asset management with a wealth of experience spanning more than 20 years.


As a key member of our leadership team, Tom is responsible for overseeing leasing operations and developing effective strategies to enhance our market presence. With his extensive experience and proactive approach, Tom is the driving force behind our commitment to delivering high-quality modular building solutions to our customers.

John Rios

Territory Sales Manager- Major Projects

John Rios has been in the Modular Building Industry since January 2009.  Prior to that, he spent 7 years working as a Marketing and Building Science Specialist promoting DuPont Products to production and custom home builders.   

His expertise has been helping general contractors, schools and commercial companies in providing large modular building solutions for temporary and permanent use.  

As a Customer Experience Professional, John delivers and executes innovative modular solutions to meet the most difficult challenges customers are facing today.

Emily Kauffmann

Business Development Manager

With nearly a decade in the modular building industry, Emily is a trusted expert in the field. Her reputation for integrity and consistency has followed her across multiple geographies and market segments finally leading her to Nadler at the end of 2022. 

Emily is a Philadelphia native but provides her dedicated sales and leasing support to clients up and down the East coast. From temporary offices to permanent custom builds, quality and customer centricity remains at the core of each project she launches.