At GKG, we make it our business
to know your business.


We make it our highest priority to know your business inside and out. That knowledge allows us to work side by side with you to provide personal, proactive and responsive services of the highest quality. Our integrated services of accounting & auditing, tax preparation & planning, business consulting and financial planning combined with our decades of experience and innovative thinking allows us to help you satisfy today’s needs and plan tomorrow’s long-term goals.

Our firm has expertise in the manufacturing, distribution, transportation, food, contracting, Not-For-Profit and real estate industries, to name a few. Serving the tri-state area from offices in Rockland, Orange and Westchester counties, our team has been assisting companies of all sizes and individuals for over two decades, providing personal, hands-on service every step of the way.

So whatever your business, we make it our business.
You can count on it.

About Us

GKG provides integrated and comprehensive accounting, consulting and financial services.

At GKG our number one aim is to consistently deliver the personal and professional attention that each client’s business deserves. We accomplish this by combining the expertise and energy of our staff who understand the specifics of your business and what it needs to succeed. As a result every client reaps the benefit of access to the entire firm’s knowledge base and the high standards we hold ourselves to. GKG is a service-centric firm. It is this dedication which has earned us client referrals that fuel our growth year after year.

Management Team

Donald R. Karlewicz, CPA, CGMA

Managing Partner


“We have a great team of people at GKG who all care a great deal and use their knowledge and experience to help our clients in a multitude of ways. Everyone understands that client service is the top priority.”

A licensed certified public accountant in the State of New York and a founding partner of GKG, Don has provided comprehensive consulting and guidance to individuals, family-owned and closely-held businesses for over thirty years.

Don has extensive experience within a variety of industries including; school bus operators, retailers, construction contractors, limousine companies, equestrian facilities, professional service firms and distributors.  He has helped clients navigate the complex challenges of cash flow, rapid growth, consolidation, financing, cost control and budgeting, while always paying close attention to tax savings opportunities. Don has also managed the financial operations for a large metropolitan construction management firm where he set up and oversaw the asset management, treasury and financial reporting systems.

A graduate of Pace University’s Lubin School of Business, Don earned his degree in accounting and business administration. He is a member of the American Institute of Certified Public Accountants, the New York State Society of Certified Public Accountants, and a graduate of the Leadership Rockland Program.

Don likes to stay involved and help the communities where he lives and works.  Don has volunteered his time coaching youth soccer and little league and serves on the boards of several organizations. He remains active in local civic, historical, and not-for-profit organizations including the United Hospice of Rockland and The Rockland Community Foundation.

Don and his wife Theresa reside in Orange County where having raised their two children, they operate a commercial horse boarding and breeding business with their daughter Vanessa.

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Scott R. Goldstein, CPA, CGMA



“Many of the clients we service began with our firm 30 years ago when we first founded GKG. This longevity is a result of putting client service first, developing personal relationships with our clients and key members of their staff in order to provide efficient service and expert advice.”

A founding partner of GKG, Scott has been in public accounting since 1981, handling a diverse client base with a solid record of accomplishments.  Scott is very responsive and demonstrates great concern for his clients. Scott is a trust advisor to his clients and consults with them on a regular basis regarding all aspects of their business. His professional experience includes expert services to manufacturing companies, distributors, retail, real estate owners and developers, professional services firms and contractors.  Scott manages audit, review and compilation engagements, agreed upon procedures, and all tax services for these clients. He has also provided divorce advisory services to individuals for many years. Scott is a problem solver who always talks to you, not at you.

Scott is a licensed certified public accountant in the State of New York, having graduated with a Bachelor of Science degree in accounting from Bryant University, Smithfield, Rhode Island.

Scott is a member of the American Institute of Certified Public Accountants and the New York State Society of Certified Public Accountants.  He is also a past president of the Medium-sized Firm’s Committee of the New York State Society of Certified Public Accountants, a past president of the Board of Advisors for the Rockland County Unit of the American Cancer Society, graduate and Executive Board member of Leadership Rockland and Board member of the Rockland Economic Development Council.  Scott was honored as the 2011 Leader of the Year by Leadership Rockland.

Scott is married and has two sons.  His interests include playing golf, hiking, exercising, concerts and movies.

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Wayne L. Martin, CPA, CGMA



“It is extremely satisfying to help a business owner succeed. Every business is unique and interesting in its own right and spending time in their operating environment gives me valuable insights that assist an owner in their decision-making process and strategic planning.”

A partner with GKG for over 16 years, Wayne relies on 31 years of public accounting experience to counsel clients in the areas of school bus transportation, manufacturing and service industries. He also specializes in audit, tax and estate issues as well as in managing Internal Revenue Service and other state and local agencies audits to successful conclusions.

Wayne received his Bachelor of Arts degree from William Paterson College after four years of service in the US Navy.  He is licensed to practice in New York and New Jersey and is a member of the American Institute of Certified Public Accountants as well as the New York and New Jersey State Societies of Certified Public Accountants.

Wayne is on the Board of Directors of The Community Foundation of Orange and Sullivan and is an active member on their Professional Advisors Committee.  He is also a member of the Florida Union Free School District Audit Committee and is on the Big Brother Big Sister Finance Committee.

Wayne is married and has three children, all raised in the Village of Florida, New York. He enjoys playing golf, being active with Big Brothers, Big Sisters of Orange County and being part of community activities.

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Tracy L. Badgley, CPA, CDFA™, CGMA



“After so many fulfilling years in the accounting profession, I pride myself in the strong relationships I have built with both my clients and the business community in general. Those client relationships make my job ‘fun’ and ever interesting. Not only am I a trusted advisor, I am fortunate to have developed many friendships.”

Tracy joined GKG in February 2013, bringing with her over 25 years of distinguished public accounting experience.Tracy is a licensed Certified Divorce Financial Analyst, CDFA™. She has a particular focus on women-owned businesses, management transitions, financial statement preparation, representation before state and federal tax authorities, strategic tax planning for individuals and businesses, divorce advisory services, employee benefit plans, not-for-profit organizations, and corporate tax structuring. Tracy advises professionals, business owners and individuals with advanced tax planning strategies to reduce state and federal tax obligations. She has significant experience and expertise in Internal Revenue Service representation and negotiating techniques.

Tracy entered the accounting profession immediately after receiving a Bachelor’s of Business Administration from Hofstra University School of Business. She serves local colleges and universities to guide students toward the accounting profession and also serves on the Business Advisory Council for the State University of New York at New Paltz where she provides real world advice to the School of Business.

A past president and executive board member of the Mid-Hudson Chapter of the New York State Society of Certified Public Accountants, Tracy chairs the chapter’s estate planning committee. She is a member of Community Foundation of Orange and Sullivan Professional Advisors Society. Tracy is also an Executive Board Member and Treasurer of WestRock Women’s Alliance, a non-profit organization. Tracy is licensed in New York as a CPA, is a member of the American Institute of Certified Public Accountants and the New York State Society of Certified Public Accountants.

Tracy lives in Gardiner, NY with her husband, Don, and she has two daughters. She loves to travel, and she is very passionate about her Yankees.

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Dennis B. Kremer, CPA/ABV/CFF/CGMA, CVA, CFE


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Dennis has more than 35 years of experience as a CPA serving both public and closely-held family businesses, forensic accounting and litigation support, valuations of professional and commercial entities, planning for businesses, professional practices and estate planning and taxation. Dennis also serves as an Expert retained by attorneys or appointed as a Neutral Financial Expert by the NYS courts. Dennis has testified as an expert witness in New York (Westchester, Queens, Rockland and Brooklyn), New Jersey and Connecticut cases. The cases involved closely-held business, contested matrimonial actions, license and professional practice valuation matters, tax issues of transactions, forensic examinations and tracing of assets, etc. He has testified in AAA arbitration and at depositions.

Dennis holds a bachelor’s degree in Accounting from Queens College, City University of New York. He is a CPA and member of the American Institute of Certified Public Accountants (AICPA); New York State Society of Certified Public Accountants (NYSSCPA), where he serves on the Anti-Money Laundering Committee, Litigation Support and Business Valuation Committees; and Association of Certified Fraud Examiners (ACFE), National Association of Certified Valuation Accountants (NACVA), and the New York Association of Collaborative Professionals (NYACP). His involvement in government and community spans the Southern New York Chapter of the Multiple Sclerosis Society, the Westchester Medical Center Foundation Board and Chair of the Westchester County Board of Ethics.

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Paul Conniff, CPA, CGMA


“I look forward to working with our talented team of professionals at GKG. I enjoy new challenges and it is exciting to get to know our clients and how I can provide them with the best service possible.”

Paul is a seasoned certified public accountant with over 25 years of experience working for PwC, a large regional accounting firm and as a controller for a large healthcare network. Paul specializes in the accounting and assurance area and has significant experience with tax, budgeting, forecasting, and financial reporting and analysis.

Paul’s clients range in many areas and industries including; hospitality, manufacturing, distribution, construction, ERISA, higher education, healthcare and non-profit.

Paul earned his Bachelor of Accounting from Bryant University and is a veteran of The United States Army Special Forces Green Beret. He is a member of the AICPA and has served as a board and finance committee member for Special Olympics of Rhode Island.

Paul is married and has three children. His interests include travel, exercising and spending time with family.

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Martin L. Goldstein, CPA

Business Consultant

“My fifty plus years in public accounting have afforded me the opportunity to work and service our clients in a multitude of different industries. It is this aspect of diversification that adds great value to our ability to advise our clients in a continually positive way.”

A founding partner of GKG, Martin (Marty) has been practicing public accounting for over fifty years since his graduation from New York University, School of Commerce, Accounts and Finance in 1959.

Marty deals with a broad client base, amongst which are manufacturing entities, food distributors, professional service firms and school bus companies. He specializes in mergers and acquisitions; business succession issues, bankruptcy, estate planning, and works closely with local and regional banks and other lending institutions on behalf of his clients.

Marty is active and has held leadership roles in many professional, community, civic and religious organizations, volunteering his time and expertise to them.

Marty is married with five children and thirteen grandchildren.

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Eugene H. Fleishman, CPA



“Practicing public accounting has offered me the opportunity to be a trusted advisor to many different people. Strong bonds have been created and maintained for many years with business owners, individuals, and other allied professionals. It has been an honor to work in the accounting profession.”

Gene joined GKG in January 2009, when the Poughkeepsie based firm he founded merged with the firm. He specializes in providing estate planning and taxation to individual and business clients, as well as law firms and other accounting firms.

Gene graduated from the Wharton School of Finance at the University of Pennsylvania, with a Bachelor’s Degree in Economics.

Gene was the founder and first president of the Hudson Valley Estate Planning Council. He serves on the Estate Planning Committee and the Trust and Estate Administration Committee of the New York State Society of Certified Public Accountants. He has also lectured and written many articles on estate and income tax topics.

In the community, Gene has served as president of the Board of Trustees of the Bardavon 1869 Opera House, and the City of Poughkeepsie Rotary Club. He has also served on the boards as president and/or officer of the Jewish Community Center of Dutchess County, Rabbi Erwin Zimet Hebrew Day School, and Jewish Federations of Dutchess County. Gene was the recipient of the 2007 Michael H. Urbach, CPA Community Builders Award, which is given annually by the New York State Society of CPA’s for exemplary board leadership in charitable organizations.

Currently, Gene serves as Treasurer of the Dutchess County Historical Society; Trustee of The Jewish Federation of Dutchess County, and an advisory member of The Board of Spring Lake Ranch, a residential therapeutic community in Vermont.

Gene is married with five children, six grandchildren and a loving West Highland Terrier. Outside of work, his interests include tennis, crossword puzzles and his family.

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Brian Reilly

Senior Accounting Manager


“When I realize the longevity that I and the firm have with most clients I work with, I appreciate how rare and important that is in today’s business environment. These relationships developed with clients and their staff over many years has enabled the GKG team and I to provide quality accounting service and become their trusted advisors.

Brian is a senior manager who has shared his experience and knowledge with both individuals and closely-held businesses since he began with the firm in 1997. He has experience with various industries including school bus transportation, manufacturing, contractors and distribution. He manages audit, review and compilation engagements which result in useful and timely financial statements. Brian consults with clients on special projects, assists them in improving their operational efficiencies, and gets heavily involved with their tax planning. Brian is well versed in multi-state tax preparation for individuals, corporations and partnerships.

Brian decided on a career in accounting as a senior in high school. He graduated from Rockland Community College in 1994 with an Associates Degree in Business Administration and continued his studies in the accounting field by receiving a Bachelor of Business Administration Degree in Accounting from Pace University’s Lubin School of Business in 1997. While attending both RCC and Pace University, Brian was a member of the schools’ baseball team.

Brian is committed to giving back to the community. In 2008, he was named by the Rockland Economic Development Corporation as one of the 2008 “40 Under 40”, based on extraordinary achievements in his career and contributions to the community. Brian serves on the Board of Directors for the Haverstraw Little League, where he has been coaching baseball for over 15 years.

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Beyond accounting and auditing for which our skills have been held in high esteem throughout the Hudson Valley and beyond for over two decades, we excel in personal finance and business consulting. Whether your organization is a manufacturer, distributor, medical practice, law firm, retail, architectural/engineering firm—companies of all  sizes face a unique struggle to find the opportunity to evaluate and solve problems that exist within their organizations due to time constraints and rapidly-changing market conditions. From maintaining profitability to instituting effective cash flow management, we understand it’s difficult to focus on the big picture while managing a thriving business.

GKG helps by implementing structured financial procedures and internal controls, to track the details so you can build a profitable business. We provide assistance in setting up new businesses, obtaining financing, business and financial planning and profitability analysis. Examples of our specialized services:

  • Financial Statements Preparation

  • Financial Audits

  • Tax Preparation Services

  • Business Consulting

  • Financial Forecasts & Projections

  • Cash Flow & Budgeting

  • Financial Planning

  • Trust & Estate Planning

  • IRS & State Audit Representation

  • Transportation Fleet Operations Planning & Management

  • Forensic Accounting

  • Business Valuations

  • Divorce Advisory Services

  • Litigation Support

  • Bookkeeping Services

  • Payroll & Sales Tax Preparation

  • Quickbooks Advisory Services


Over the past 20 years, GKG has developed extensive expertise in dealing with the tax and financial issues unique to school bus operators and transportation companies. Additionally we have also assisted these companies in family succession planning, business valuation and computer systems installation. Let us help you smooth the road to successful operations and financial security.

We know the opportunities and benefits that exist in the tax codes that are unique to the transportation industries and will guide you in maximizing deductions and credits for items such as tires and fuel as well as complying with unique motor and fuel transportation taxes.

GKG has provided accounting and consulting services to many independent retail grocers. We understand the challenges the industry faces in today’s highly competitive market—competition from superstores, changing demographics and the pressure to keep up with ever-changing technology. We also know the critical role that time plays in your ability to make strategic decisions involving cash, costs, sales, labor and inventory. In response to the industry’s needs, we developed a way for independent grocers to use today’s business activities to drive tomorrow’s business decisions. From the loading dock to the boardroom and every position in between—GKG understands the specific challenges you face. With those challenges in mind, our mission is simple. We form a proactive partnership with you centered on a mutual goal of making your operations run more efficiently and more profitable.

GKG’s Contractors practice is committed to helping you build a more profitable and valuable construction enterprise offering expert services for general contractors, design-build firms, commercial developers as well as subcontractors and specialty trade persons.

Managing a contractor continues to be demanding, requiring management’s continuous consideration to every facet of the business. Contractors must create successful relationships with bonding companies, banks, unions and clients; comply with special tax regulations that apply specifically to the construction industry; implement complex job cost accounting and reporting systems; display expertise in personnel issues; and make difficult financial and business decisions.

The true worth of a business goes beyond money in the bank. It includes the knowledge invested, the talent of employees, size of the customer base and the intangibles that make it profitable. Business owners deserve to get the most from their efforts while investors and lenders need accurate numbers to mitigate risk in their financial decisions.

Our Valuation Services team is led by GKG Partner Dennis Kremer, CPA/ABV/CFF/CGMA, CVA (Certified Valuation Analyst), CFE and by GKG Partner, Steven Fultonberg, CPA, CVA. We work with business owners, attorneys, lenders and investors — just a few of the stakeholders who need a timely valuation. We deliver thorough, cost-effective analysis for a variety of uses:

  • Strategically positioning a business for sale
  • Due diligence on a target acquisition or transaction
  • Gifting assets to children or grandchildren or setting up a trust
  • Division of marital assets in divorce proceedings
  • Prenuptial agreements
  • Litigation support
  • Lender underwriting for owners or investors
  • Retirement and estate planning

Sometimes individuals need a determination of lost wages or benefits due to a death, disability or injury. GKG can perform such analysis on behalf of an individual or legal counsel.

A Forensic Accountant is often retained to analyze, interpret, summarize and present complex financial and business related issues in a manner which is both understandable and properly supported. GKG’s Forensic Accounting team, led by GKG Partner Dennis Kremer, CPA/ABV/CFF/CGMA, CVA, CFE, is often engaged in the following:

  • Investigating and analyzing financial evidence
  • Developing computerized applications to assist in the analysis and presentation of financial evidence
  • Communicating their findings in the form of reports, exhibits and collections of documents
  • Assisting in legal proceedings, including testifying in court as an expert witness and preparing visual aids to support trial evidence

In order to properly perform these services the Forensic team stays current on relevant legal concepts and procedures. In addition, we are able to identify substance over form when dealing with an issue.

Divorce is difficult. The future can seem uncertain, both emotionally and financially. Fostering an alliance with GKG CPAs provides you with strategy, stability and flexibility as you transition to the next stage of your life, and will provide infinite peace of mind.

Let GKG CPAs place you in a stronger position to retain your assets and sustain the financial freedom necessary to take pleasure in life after your divorce. Our divorce advisory service team is led by GKG Partners Scott Goldstein, CPA, CGMA and Tracy Badgely, CPA, CGMA, CDFA™ (Certified Divorce Financial Analyst), and is comprised of experienced associates to assist in providing:

  • The position of your current assets and debt
  • Household budget and cost of living projections
  • Child and/or spousal support calculations
  • Retirement asset review and planning
  • Pension and Social Security calculations
  • Business valuations and projections
  • Dependent college expense projections
  • Tax planning and estimating
  • Tax filing status and tax preparation
  • Financial questions or changes post-divorce

GKG’s Litigation Support team of consultants, led by GKG Partner Dennis Kremer, CPA/ABV/CFF/CGMA, CVA, CFE, provides superior, specialized services to attorneys in various areas of litigation consulting, forensic accounting and restructuring support including commercial litigation, valuation, divorce services, fraud investigation and bankruptcy restructuring.

The real estate industry differs in many respects from other types of businesses. Your exposure to risk varies with each deal structure and contract, which is why GKG takes a proactive approach, identifying problems before they happen.

Beyond traditional accounting services, GKG is equipped to provide clients with comprehensive consulting and management support services. Our experience not only allows us to give you timely financial information, but added insight into the unique tax issues facing your real estate operation. GKG is well-positioned to help you anticipate and succeed, regardless of uncertain economic conditions.

GKG’s Not-for-Profit practice recognizes the important role these organizations fulfill in society, as well as the challenges they face in today’s economic and regulatory environment. GKG spends considerable time staying abreast of key issues that enhance our expertise allowing us to address the specific needs of the not-for-profit sector.

Since each organization is unique, it is important to address issues on an individual basis, taking into consideration an organization’s mission, corporate structure, financial stewardship and public reporting. Our services include audited financial statements, preparation of information returns, tax compliance, development of cost allocations, employee benefit plans and consulting on accounting systems and processes.

Our Not-for-Profit practice will provide your organization with the necessary business guidance and financial advice to focus on your mission and financial objectives.

QuickBooks is the leading accounting software for small businesses. Our Intuit certified QuickBooks Pro-Advisor can assist with selecting the appropriate version of QuickBooks, performing installations and navigating through the software to help organize and manage your books and records. Should you be interested in QuickBooks Accounting Software or have questions or problems, our Pro-Advisor is available to provide answers and solutions to suit your needs.

Wealth Advisory

GKG Wealth Advisors, LLC is a full-service wealth advisory firm founded by the partners of GKG based upon decades of successfully working with both individual and corporate clients. We are focused on transforming how you manage your wealth, maximize your assets and helping you achieve your financial goals.

In today’s complex financial world, it can be difficult to keep track of the key components of your financial well-being and move toward financial balance. Working with GKG Wealth Advisors, LLC can help you uncover your real value and create new opportunities to build savings, manage cash flow, increase protection and achieve financial security.

We have developed strong strategic relationships and partnerships, allowing us to provide clients with specialized guidance in financial planning and wealth management.

Contact Us

Office Locations

777 Chestnut Ridge Road
Suite 301
Chestnut Ridge, NY 10977
TEL 845.356.6100

254 Route 17k
Suite 202
Newburgh, NY 12550
TEL 845.567.3600

470 Mamaroneck Avenue
Suite 302
White Plains, NY 10605
TEL 914.219.5678

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