A quarter century
of acing each

Our story

Headquarted in the heart of New York City's financial district, Fasten Halberstam LLP is a professional accounting, taxation and consulting firm delivering a different brand of value: Accountants by profession, we are business strategists by passion.

Serving a diverse clientele across countless industries, our partners provide the strategic insights and business acuity typically reserved for larger firms, all backed by the individual attention and personalized service of a boutique operation.

Your business, balanced

As industry, legislation and economic conditions continue to change, we clarify your entire financial picture by employing a holistic approach:

Accounting & assurance

Bulletproof your financial statements, uptrend your balance sheet, and secure your operational success with complete accounting and auditing services.


Go far beyond robotic form filing, and discover how our proactive partners define your position and devise fresh solutions to all tax challenges.


From equity resouces to exit/IPO plans, our cautiously creative advisors find ways to save money and position your company for a prosperous future.

Our strength
Experts by trade

From financial services and real estate to privately held businesses, banks and lending institutions, we offer extensive experience in a wide range of industries

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Our people
Financial chess masters

With over 25 years of experience in accounting and consulting, our leadership brings a powerful mix of proficiency, honesty, integrity and ingenuity

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Fasten Halberstam LLP Named a Top 400 Firm by Inside Public Accounting

Fasten Halberstam is honored to announce its ranking on INSIDE Public Accounting’s (IPA) 2020 annual ranking of 400 of the nation’s largest public accounting firms. Since the 2

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SBA Issues PPP Loan Forgiveness FAQ

SBA Issues PPP Loan Forgiveness FAQs As of August 4, 2020 PAYCHECK PROTECTION PROGRAM Frequently Asked Questions (FAQs) on PPP Loan Forgiveness The Small Business Administration (S

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Impact of California V. Texas

...While this case continues to be litigated, the Statute of Limitation for tax returns[3] that reported such taxes continues to roll along, and could potentially expire before a d

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December 2019 Newsletter

Are you up-to-date on your 2019 taxes? The IRS won’t be as generous as it was for 2018. Individuals are required to prepay their income taxes (through wage withholding or estimat

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