Barry Millman


Born and raised in Chicago, Barry Millman received BA in Public Administration from University of Wisconsin and Masters in Health Care Administration & Law from Saint Louis University.

Mr. Millman entered the Hospital Administration practice and rose to COO of Chicago’s Saint Mary of Nazareth Health Center. His responsibilities included the development of a 473-bed hospital. In 1981, Barry and his wife opened a high-end retail Boutique in Glencoe, IL which eventually grew to 7,000 sf. The store was quite successful and during that time Barry became friendly with many local shopping center developers. After selling the boutique in 1991, Barry joined Craig Steven Development as a North Shore leasing agent. He then joined Childs Realty Group in Arlington Heights as a Senior Broker for a large number of third party managed/leased properties. In 2000 he and his partner Stuart Lenhoff purhased the company and became Principals of the newly named Horizon Realty Services. Barry is now responsibleHe is now responsible directly or indirectly for the leasing of over 100 properties (both multi- and single-tenant) and the management of more than 2,500,000 sf of retail space consisting of over 50 properties.

Barry is actively involved with the Harold E. Eisenberg Foundation, where he resides on the Executive Committee and is Chairman of the Speakers Program –  coordinating over 40 professionals to volunteer their time speaking to University Real Estate Programs thoughout the Midwest. He lectures extensively at many of the local universities.

Millman resides with his wife in Northfield, IL and is the father of three.

Office:  847.870.8585  Cell:  847.638.1213 Email:


Stuart Lenhoff


Stuart received his undergraduate degree in Business and Marketing from Eastern Illinois University in 1972. He began his real estate career at Coldwell Banker Commercial (now CBRE) in 1981 after many years in sales for his family owned automotive parts warehouse business. In 1985, he joined Cleveland based Zaremba Corporation as Director of Leasing for the Chicago Area. In 1986, he formed a partnership starting Horizon Development and Horizon Management. In that same year, Stuart also served as Vice President of Childs Realty. In 2000, he and Barry Millman bought out his former partners and renamed the company Horizon Realty Services. He is now responsible directly or indirectly for the leasing of over 100 properties (both multi- and single-tenant) and the management of more than 2,500,000 sf of retail space consisting of over 50 properties.

“As our company has continued to grow over the years, we have adapted by adding resources such as key people capable of dealing with the day to day pressures in our industry.  We are proud of our relationships with owners, vendors, and, most importantly, our tenants.”    Stuart Lenhoff

Office: 847.870.8585   Cell: 847.721.4003

Gary Litvin

Managing Director Tenant Representation

Born and raised in Chicago, Gary Litvin received a BA in Communications from The University of Colorado.

While attending college, Mr. Litvin began working at a retail electronics store, and ultimately, at the age of 24, opened his first retail venture, Profound Sound, which grew to 3 retail outlets in the greater Denver, Colorado market. In 1984, he returned to the Chicago area and began a new, but related career in Retail Commercial Real Estate. Mr. Litvin immediately sensed a common bond working with retailers from his many years as a retailer, and began a long career working with retail tenants in their expansion efforts throughout the greater Chicagoland area, as well as other markets throughout the country.

He began his first real estate brokerage firm – Litvin, LaRue, Greenfield Commercial Real Estate – in 1995, the same year that he was honored as a finalist in the annual Chicago Sun-Times Broker of the Year awards. In 1999, he created a new firm, Landtrack, Inc., focusing on the land acquisition requirements of big box retailers, including a 52 store roll-out of Menards Home Improvement Centers throughout the greater Chicago markets, and other targeted trade areas in the Midwest US.

Gary is a mentor for the Harold E. Eisenberg Foundation and recently was the advisor for the winning team of university students in the first Eisenberg Real Estate Challenge Competition.

As Managing Director of Horizon’s Tenant Representation Division, Gary spearheads major expansion efforts with retail and restaurant clients in Chicago and throughout the US.

Office:  847.870.8585   Cell:  847.401.5988

Jason Lenhoff

Broker Associate

Jason Lenhoff joined Horizon Realty Services in September of 2000. It was always a dream and focus of his to work alongside with his father, Stuart, since he was a little boy. First duties were to manage a database that was originally hand written on index cards in a three ring binder, and transfer all material to a computerized program.  Within a year after joining Horizon, Jason obtained his real estate license and began his career in brokerage.

Along the way, Lenhoff gained much valued tenant’s to represent, including: Empire Beauty Schools, Kilwins Fudge & Ice Cream, and The Great Escape.  It has always been important to Jason that he learn exactly what the needs and expectations are of each client.  In doing so, he has been able to identify the right opportunities and negotiate the best deal for them.  Learning the inner workings of each retailer has been something Jason has valued, helping him successfully support each client’s expansion and site selection.  

In addition to tenant representation, Jason has focused on maintaining and building relationships with shopping center owners. Over the years, he has successfully brokered many deals both small and large, in addition to selling shopping centers. Lenhoff has always stressed the importance of knowing how the market shifts so that he can keep his clients informed of market value and direction.  He is a member of the International Council of Shopping Centers and is recognized in the community as a Leasing Specialist.

Lenhoff is a proud graduate of Roosevelt University, where he earned a bachelor’s degree in Business Administration with a specialty focus on Marketing.  On a personal level, Jason and his wife Tara reside in Mundelein, and are the proud parents of three beautiful girls.

Office:  847.870.8585   Cell:  847.567.0258   Email:

Ilija Pod

Senior Property Manager

Ilija Pod received his Bachelors of Science in Business Administration with a specialty in Business Communications from Northeastern Illinois University. In 2007, while a full-time student, Ilija started  his career at Horizon as the Database Manager and thus began his climb into the Commercial Real Estate field.

Ilija continued to expand the basic role of the Database Manager duties into what became much more of a marketing approach for the properties that the company represents. As the years went on and as Horizon Management’s portfolio began to expand at a rapid pace, theHorizon Principals promoted Ilija to the position of Property Manager due to his dedication to the industry and his work ethic. As time went on, he became the Senior Property Manager for the management division at Horizon Realty Services, Inc. where he serves as the liaison between all Landlords and his 3 Assistant Property Managers,  and the operations of the entire portfolio.

Ilija focuses on the importance of tenant and owner relations for all property classes. He firmly believes the importance of relationships between all parties involved in the Landlord/Tenant agreement,  and works diligently to serve all parties interests while performing his fiduciary responsibilities as an Agent for Owner.

In addition to Property Management, Ilija is also well versed in all construction related matters and personally oversaw many different types of large construction projects, large scale maintenance repairs,  and Landlord/Tenant specific build outs per the terms of the Lease. Ilija also handles all negotiations on lease renewals for current Tenants.

Office:  847.870.8585   Cell 312-217-4655.  Email:


George Manos

Broker Associate

George Manos received his Bachelors of Science degree in Business Administration with a concentration in Finance from Valparaiso University. After school, George worked at two Fortune 500 companies in the City of Chicago; Pepsico & CME Group, in roles focused in finance and technology.

Prior to joining Horizon Realty Services Inc., George began his professional Commercial Real Estate career at Marcus & Millichap where he specialized in Investment Sales of multi and single tenant net-leased retail properties throughtout the Midwest. George’s family is very active in real estate; owning and operating a diverse commercial real estate portfolio.

During college he played Men’s NCAA Basketball while also being a founding member of the Future Business Leaders of America – Phi Beta Lamdba. George is involved in the Pancretan Association of America, where he has served as a National Board Member and on several committees.

Office:847.870.8585   Cell: 630.965.6656