email: Bruce@llbiz.com or call 516-616-5900 Ext.228

Bruce Seckendorf, CPA, is a Certified Public Account and the founder and president of LL Business Management, Inc. which performs business management and other personal and professional services to entertainers, athletes, actors and other High Net Worth individuals. Bruce is a member of both The American Institute of Certified Public Accountants and The New York State Society of Certified Public Accountants. In addition, Bruce is the founder of LL Business Management, Inc's affiliate, Seckendorf, Hasson and Reilly, CPAs, LLC, which provides services to High Net Worth individuals, Small Businesses, Investors, Entertainers and Athletes. Before starting the firm, Bruce worked for what is now one of the largest regional accounting firms in Manhattan. Bruce graduated from Franklin and Marshall College in Pennsylvania. 

email: David@llbiz.com or call 516-616-5900 Ext.233

David Hasson, CPA, is a Certified Public Accountant and has been a partner at LL Business Management, Inc.'s affiliate Seckendorf, Hasson and Reilly, LLP since 1995. Before becoming a partner with Seckendorf, Hasson and Reilly, LLP, David worked for fifteen years with what is now one of the largest regional accounting firms in Manhattan. David is a member of both The American Institute of Certified Public Accountants and The New York State Society of Certified Public Accountants. He has also served as Treasurer of The Nassau County Society of CPAs Real Estate Division for more than eight years. David’s clientele consists of High Net Worth Individuals, Small Businesses, Real Estate, Entertainers, Fashion Models and Athletes. David graduated from the City University of New York at Queens College.

email: Robert@llbiz.com or call 516-616-5900 Ext.231

Robert Reilly, CPA, is a Certified Public Accountant and has been a partner at LL Business Management, Inc.'s affiliate Seckendorf, Hasson and Reilly, LLP since 2003. His clients consist of individuals, Small Businesses, Entertainers and High Net Worth individuals. Robert also specializes in business management for members of the sports and entertainment industry. Robert is a member of both The American Institute of Certified Public Accountants and The New York State Society of Certified Public Accounants. Robert graduated from the Long Island University at CW Post campus in New York. 

email: Marius@llbiz.com or call 516-616-5900 Ext.234

Marius Bercovici is a partner at LL Business Management, Inc. He has over seventeen years of public accounting and business management experience in the Entertainment, Sports, Real Estate, Restaurant and Hospitality industries. Marius's areas of expertise include Tax Preparation and Strategy, Tax Compliance, Governmental Audits, and Management and Consulting. Marius Bercovici was a junior Member of the AICPA. Marius graduated from the City University of New York at Queens College with a BA in Accounting and Economics. 

email: Venicia@llbiz.com or call 516-616-5900 Ext.249

Venicia Mestey is an Executive Assistant/Account Executive at LL Business Management and SHRK CPA's, LLC. She has been employed here since 2002. Her responsibilities include assisting all partners and managing both companies. She is our coordinator for tax season and in charge of keeping all tax programs updated with tax laws. She is in charge of setting up new Corporations, LLC’s and Non for Profits with the New York State Dept of Corporations and other states. She also aids in the internal structure of both the CPA firm and Business Management company.

e-mail: Justin@llbiz.com or call 516-616-5900 Ext. 224

​Justin graduated from The University of Miami (“THE U”) with a double major in finance and accounting and received his CPA License in the State of New York. Justin’s passion for music combined with his accounting/finance experience led him to make the transition into business management. Since then, he has grown LL Business Management’s client base to include some of the most successful recording artists, producers, songwriters, and executives in the industry. At SHR and LL Business Management, Justin specializes in all aspects of client representation on both a professional and personal level. Additionally, he is well versed in foreign and domestic tax issues for Artists performing in the U.S. and abroad, including the Central Withholding Agreement (CWA) process.

email: Dennis@llbiz.com or call 516-616-5900 Ext 230

Dennis McGovern is a business manager at LL Biz. He holds a bachelor’s degree for Operations Business Management from Baruch College. His clients consist of individuals, Small Businesses, Entertainers and High Net Worth individuals. Dennis also specializes in business management for members of the sports and entertainment industry.

email: Rachel@llbiz.com or call 516-616-5900 Ext.248

Rachel Weil joined our firm as a Business Manager in 2007.  She studied at The University of Rhode Island and graduated with a bachelor of science in human development & family studies. Her responsibilities as an account executive include a full range of business management services from bill paying to financial management, as well as communicating with our clients on a daily basis. Her clients consist of individuals, Small Businesses, Entertainers and High Net Worth individuals. She is a licensed notary public commissioned by New York State and has over 10 years of business management experience.

email: adam@llbiz.com or call 516-616-5900 Ext. 227

Adam Singer is an Business Manager at LL Business Management.  He studied Business at Indiana University and graduated with a degree in business. Previously, Adam worked in both the Fashion and Entertainment industries. His clients consist of individuals, Small Businesses, Entertainers and High Net Worth individuals. In his free time, he loves run and DJ.

Email Kim@llbiz.com or call 516-616-5900 Ext 230

Kim Timberlake is a fifteen year business management veteran. After working for LL Business for six years, Kim rejoined the firm in 2018 as a Business Manager. In her role she caters to a roster of clients, helping them navigate budgets and finances. Always an advocate, Kim has a Bachelor’s Degree in Criminal Law from John Jay College. In her spare time, Kim is an avid traveler who enjoys first class seats. 

Email rachel@llbiz.com or call 516-616-5900 Ext 223

Rachel Resnick is a business manager at LL Business Management since 2017. She holds a bachelor’s degree for psychology and bio from the University of Miami. Her clients consist of Artist, Producers and High Net Worth individuals. She also specializes in tour accounting and royalty management.

Email Sonya@llbiz.com or call 516-616-5900 Ext 238

Sonya Mendez is a business manager at LL Business Management since 2018. She holds a Bachelor of Science and Accounting. Her clients consist of individuals, small business, Entertainers and High Net Worth individuals. She is also a licensed real estate agent in CT.

Email brya@llbiz.com or call 516-616-5900 Ext 250

Bryan Luksenberg is a business manager at LL Business Management since 2018. He went to Hoftra University and studied finance. He currently holds a series 7 license. His clients consist of High Net Worth individuals and entrepreneurs.