About our team

Meet the men who make AMBO so successful
Sam Retter Partner
Jack Hanover Partner
Yitzi Oelbaum Partner/Investor Relations
Joshua Craven Director of Property Management


Sam Retter

Sam has been involved in the multifamily apartment business for over 10 years in various capacities including structuring, financing and asset managing properties and portfolios. During that time, Mr. Retter has gained extensive knowledge regarding the financial, operational, accounting, tax, and legal aspects of the multifamily industry. His hands on approach to multifamily, paired with his industry foresight and tenacity, helps him develop and implement innovative solutions and programs designed to achieve maximum financial performance on every property.


Jack Hanover

Jack manages all financial and back office operations. Prior to joining AMBO, Jack spent eight years at HOBHL CPA’s where he was responsible for the financial reporting and servicing of many large real estate portfolios. Jack holds a Master’s degree in accounting from Fairleigh Dickinson University.

Partner/Investor Relations

Yitzi Oelbaum

Yitzi is responsible for all investor communications, including handling inquiries from the company shareholders and prospective investors. Aside from his diverse property-level experience in acquisitions, finance and asset management, Yitzi has lectured on many political and educational platforms. Yitzi’s clear and honest communication on each property’s risk and upside has earned him very close relationships with investors nationwide.

Director of Property Management

Joshua Craven

Joshua brings with him a wealth of management experience to the AMBO team. Prior to joining AMBO, Joshua was Regional Director of Operations at a prestigious healthcare company. His strong background in operations, management and leadership expertise helps his team manage wisely and strategically. Joshua’s organizational skills and positive mindset make him a pleasure to work with.

Joshua currently resides in Dallas with his wife and three children.