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Management Team

The right people with the right answers–all backed by years of practical experience.

KBA has the largest and most dedicated staff of lease audit professionals in the country.  KBA’s team includes attorneys, CPAs and commercial real estate professionals, all of whom have extensive experience in building operations, law, accounting, property management and lease administration.


Marc E. Betesh, Esq., MCR.h – President and CEO

MarcBeteshPicture Marc Betesh is the founder and president of KBA Lease Services.  He conceived the idea of lease auditing in 1985 and in the same year introduced it to the corporate real estate community.  KBA has maintained its position as the largest privately owned firm concentrating in lease audits.  Mr. Betesh also led the development of Visual Lease, a lease administration system used by many U.S. corporations.

Mr. Betesh is considered to be one of the country’s leading experts on lease language construction, lease expenses and effective lease negotiation strategies.  Mr. Betesh has been consistently ranked among the “top-ranked faculty” at Corenet Global Learning and is a frequent lecturer on lease topics at New York University’s Real Estate Institute, American Bar Association, Association of the Bar of the City of New York, New York State Society of CPA’s, ICSC, and the Institute of Internal Auditors.

Prior to establishing KBA, Mr. Betesh practiced law in New York City where he negotiated commercial leases.  He is a member of the New York and New Jersey Bars, is a Board Member of the NYC Chapter of CoreNet, and is a member of AECRE, ICSC, Association of the Bar of the City of New York, New York State and American Bar Associations.  He has his JD from Georgetown University and a BA from Temple University.


Louis J. Ferro, CPA – Senior Vice President, Audit Services

Louis J. Ferro

Mr. Ferro joined KBA in 1987 and has performed and managed thousands of lease audits for clients nationally. He is considered one of the country’s most experienced and knowledgeable experts on commercial lease escalation clauses.

Prior to joining KBA, Mr. Ferro served as a certified public accountant with Price Waterhouse and as an internal auditor for Bear, Stearns & Company, Inc. in New York City. He has served as an expert witness for commercial lease audit disputes and is recognized for his in-depth knowledge of rent expense issues.  Mr. Ferro received his BBA in Accounting from Bernard M. Baruch College of the City University of New York.  He is a licensed CPA, and is a member of the New York State Society of CPA’s and the American Institute of CPA’s.


Kevin Hurley, Esq. – Associate General Counsel

Mr. Hurley is responsible for supporting KBA’s lease audit team in the review, interpretation and analysis of commercial leases and related financial information. He draws on his litigation experience to assist clients in construing various provisions of their leases and hel

ping them make informed business decisions. Mr. Hurley also handles a variety of legal matters for KBA and assists in developing strategies for cases.

Prior to joining KBA, Mr. Hurley practiced law in New Jersey where he represented clients involved in complex and diverse contractual disputes. He received his BS in Finance from Rutgers College School of Business and subsequently attended Rutgers-Newark School of Law where he obtained his JD. He is a member of the New Jersey Bar.



Jason Aster, Esq. – Vice President

JasonAsterPicture33 Mr. Aster couples his legal background with experience in corporate communication to develop and implement strategies for KBA’s lease audit services.  Mr. Aster’s duties include business development and client relations, with a primary focus on the New York market.

Prior to joining KBA, Mr. Aster practiced general corporate law and litigation in New York, representing major international banks and private lenders with a focus on real estate and structured finance.
In his current position, Mr. Aster relies on his experience relating to a broad range of corporate clientele in order to interpret and relay the nuances involved in KBA’s distinctive services.

Mr. Aster attended both the University of Virginia School of Law and University of Virginia School of Arts and Sciences, where he obtained a degree in History, Sociology and a Juris Doctor.


Douglas A. Zastrow – Chief Financial Officer

Mr. Zastrow joined KBA in 1988 and has 23 years in the commercial real estate industry. His primary responsibility is to provide leadership and coordination of company financial planning and budget management functions. He also ensures that KBA’s accounting procedures conform to generally accepted accounting principles. Mr. Zastrow received his BS in Accounting from Niagara University.

Net vs. Gross Leases (LeaseTip #1719)

Read KBA's LeaseTip on the differences between Net and Gross leases.


KBA has been fantastic. They've helped us with everything from lease questions to audits and negotiations.

-- Oracle