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Focusing on tenant experience and operational efficiency without sacrificing service.

OPEX Management was created to bring to owners, investors and lenders a management company that takes a bottom-line approach. Working together for over 10 years, our founders became experts in this approach: Focusing on tenant experience and operational efficiency without sacrificing service while possessing an Asset Management mindset. What they found was properties and their managers succeed the most when viewing the asset from the ownership’s perspective.



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Brenton is responsible for the strategic growth and operational excellence of OPEX Management. His focus is working with partners, owners, investors, servicers and lenders to add value where needed in
their businesses.

With over 15 years of experience in the commercial real estate industry Brenton has managed a wide array of asset types, including office, retail, shopping center, data centers and parking assets.


Brenton is an active member of BOMA Philadelphia and is on the Real Estate Advisory Board at Saint Joseph’s University, where he focuses on promoting the school and its goal of creating opportunities for students through insights and internships. Previously, Brenton held the role of co-chair of The Office Building of the Year (TOBY) committee. Brenton was named CBRE’s Real Estate Manager of the Year for the Philadelphia region in 2012. Most recently, he was featured in Philadelphia Business Journal’s 40 Under 40 in 2021.


Brenton graduated from Saint Joseph’s University, Haub School of Business, with a Bachelor of Science in Marketing, and a Master of Business Administration. 


Brenton resides in Red Bank, New Jersey with his wife and four children. He enjoys spending time in Sea Isle City, his Jersey Shore retreat.


Bachelors, MBA

Saint Joseph's University



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Reuben Stein is an experienced and accomplished commercial real estate professional with over 17+ years of industry expertise. He began his career in Memphis, Tennessee, managing family residential properties before obtaining his real estate broker’s license and shifting his focus to commercial real estate in 2006. In his oversight of all asset classes, he has consistently demonstrated his expertise in overseeing the day-to-day operations and management of complex portfolios.


Reuben contributes a wealth of commercial management expertise to OPEX Management. With an extensive history of collaborating within the industry, he has adeptly assisted others in establishing strong financial and business frameworks and lending ownership groups an authentic competitive advantage. His oversight experience spans more than ~14 million square feet of commercial real estate, enabling him to identify promising areas for advancement. While upholding the company's overarching goals, Reuben's emphasis on Strategy, Analytics, and Growth Initiatives has notably bolstered his effectiveness in making senior leadership choices.


Reuben received his B.A. from Hebrew Theological College undergraduate program and his J.D. from The University of Memphis, Cecil C. Humphrey’s School of Law. Reuben sits on several boards, national and local, and lives in Chicago, IL with his family.



Hebrew Theological College


The University of Memphis 


Senior Vice President

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Nicholas Cerulo joins OPEX CRE Management with over 19 years of commercial real estate experience. He is responsible for managing key client relationships, brand building, portfolio management and ensuring a personalized service fostering trust and satisfaction.

Following a stint in professional baseball with the Kansas City Royals, Nick began his commercial real estate career with roles at Prudential, Lehman Brothers, Cushman & Wakefield and Credit Suisse. Most recently at Wells Fargo’s Corporate & Investment Bank over the past 13 years, Nick was a senior member of the industry-leading Real Estate Securitization and Capital Markets team where he focused on executing various types of CMBS transactions for investment banks, mortgage REITs, CRE debt funds and government-sponsored enterprises (GSEs). 

Nick received a Bachelor of Science in Finance from Rutgers University’s Rutgers Business School. He is involved with Colts Neck Community Church, Fellowship of Christian Athletes (FCA) and the Raritan Bay Area YMCA. He resides in Red Bank, NJ with his wife and four children.



Rutgers University


Our guiding beliefs and principles  as entrepreneurs aim to establish OPEX as the leader in value-add property management by nurturing relationships in the industry’s current conditions through receivers, servicers and lenders.

1 / Know The Business Plan

2 / Act As The Owner
3 / Appreciate The Tenants
4 / Drive Creative Solutions
5 / Be A Teammate
6 / Create Value Everyday
Skyscraper Exterior


Owners, Tenants and Managers Change.

Foundations Remain.


Our job is to strengthen that foundation for future generations, be a part of the local community and add value for all stakeholders. 

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