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contact@sdirealty.com
ADDRESS: 1800 West Loop S. | Suite 1850 | Houston, TX 77027
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Managing Partner
A managing partner of SDI Realty Advisors, Charles W. Shears has more than 30 years of commercial real estate experience. Charles got his start as a real estate agent with the Horne Company while attending the University of Texas. After graduating in 1983, he worked as a real estate broker specializing in raw land sales for the Sabin-Huey Company in the Dallas Metroplex.
Co-Founding Partner
Ken Delery is a co-founding partner of SDI Realty Advisors. Ken has spent the majority of his commercial real estate career focused on national retail tenant representation and new retail development opportunities.
Real Estate Asset Manager
Justin Tobias is an Asset | Leasing Manager at SDI Realty Advisors, overseeing a multi-state portfolio of retail, medical, and food & beverage properties. He leads asset strategy, new leasing, lease renewals, CAM oversight, budgeting, financial reporting, and overall portfolio performance.
Justin is responsible for sourcing and negotiating new leases, executing lease renewals, and partnering with tenants and brokers to maximize occupancy and long-term asset value. He collaborates closely with SDI’s development and construction teams throughout all phases of projects to align leasing strategies with property improvements and investment objectives. He also oversees insurance, risk management, and portfolio-wide financial planning.
Justin is a member of ICSC and BOMA Houston, a CPM candidate with IREM, and is currently completing the ARGUS Enterprise ASC Certification to further strengthen his expertise in commercial real estate valuation and financial analysis.
Prior to joining SDI Realty Advisors, Justin spent more than eight years in Texas commercial and residential real estate brokerage and property management, developing extensive experience in market analysis, leasing, asset operations, and client relations. He is recognized for his hands-on leadership style, strategic approach to value optimization, and commitment to building strong tenant and client relationships.
With over Two decades of hands-on experience in the construction industry, Peter brings a comprehensive understanding of every phase of the building process-from dirt work and foundational preparation to managing multimillion-dollar commercial projects. Peter’s career has covered a wide range of responsibilities that include contract management, site development, structural execution, and team leadership.
Peter’s approach blends technical precision with strategic oversight, ensuring that every job-no matter the size-meets the highest standards of safety, quality, and client satisfaction.
Whether breaking ground or wrapping up a major commercial building, Peter thrives on transforming vision into reality and constructing spaces that serve communities and stand the test of time.
Director of Development
Brian is a seasoned real estate professional with decades of experience in leasing, development, and grocery anchored retail. Before joining SDI in 2017, he served as Vice President of Leasing and Regional Director of Development at Weingarten Realty Investors, where he advanced steadily over a twenty year career. He began his real estate journey after completing his studies at LSU and working with The Maurin–Ogden Company.
At SDI, Brian has partnered with private equity developers, led grocery anchored shopping center projects, and worked closely with a major grocery site selection research group. Over his career, he has contributed to millions of square feet of developments across numerous states, collaborating with major retailers including Target, Walmart, Kroger, Walgreens, Books A Million, The TJX Companies, Office Depot, Petco, and many others.
Brian has been an active member of ICSC for nearly 40 years, including service as a Texas Private Sector Representative in the ICSC Alliance Program.





