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Expert Forensic Accounting & Business Valuation in New York
Gottlieb Mark S CPA PC, CPA, PC has been a trusted leader in forensic accounting, business valuation, and litigation support for over 30 years. Our team of credentialed professionals specializes in unraveling complex financial matters for attorneys and their clients, providing precise analysis and expert testimony that withstands courtroom scrutiny. With a focus on detail and a commitment to excellence, we empower legal professionals to navigate financial complexities with confidence. Our services span business valuations, forensic audits, economic damage calculations, and tailored financial investigations.

We pride ourselves on delivering actionable insights that form the foundation for strategic legal decisions. Our reputation as a premier New York City-based firm is built on decades of experience, ethical integrity, and a client-centric approach that prioritizes clarity and precision. By combining forensic expertise with litigation support, we serve as a strategic partner for attorneys nationwide, ensuring every engagement meets the highest standards of professionalism and reliability.
Services
Business Valuation Forensic Accounting Litigation Support Economic Damages Transaction Advisory Record Reconstruction Expert Testimony Arbitration Tax Compliance Financial Fraud Investigation
Highlights and features
  • We offer over 30 years of experience in forensic accounting and business valuation.
  • Our team consists of certified experts with extensive legal industry knowledge.
  • We provide tailored financial analysis to meet unique legal case requirements.
  • Our services include expert testimony that withstands courtroom scrutiny.
  • We deliver nationwide forensic accounting investigations with local expertise.
What people say
Great professional service Highly recommend Extraordinary services Thorough and professional Approachable and fair
Services
Business Valuation
Our business valuation services provide precise appraisals of companies for litigation, mergers, and legal disputes. We analyze financial data, market trends, and operational metrics to deliver defensible opinions of value. Our reports serve as critical tools for attorneys handling shareholder disputes, divorce cases, and tax matters.
Forensic Accounting
We conduct forensic accounting investigations to uncover fraud, asset misappropriation, and financial irregularities. Our team examines records, traces fund flows, and prepares evidence for legal proceedings. Services support attorneys in civil litigation, criminal cases, and regulatory compliance matters.
Litigation Support
Our litigation support services include document analysis, expert reports, and trial preparation for complex financial cases. We assist attorneys with economic damage calculations, deposition testimony, and strategic financial insights tailored to legal objectives.
Economic Damages
We specialize in quantifying economic damages for personal injury, lost profits, and commercial disputes. Our analysis covers lost earnings, business interruptions, and punitive damages, providing clear financial impact assessments for courtroom presentations.
Expert Testimony
Our credentialed professionals provide expert testimony in federal and state courts. We translate complex financial data into clear, persuasive evidence for judges and juries. Services include deposition support, trial preparation, and rebuttal of opposing expert reports.
People
Mark S Gottlieb CPA P C
Founder & Lead Expert
Gottlieb Mark S CPA PC is a CPA with over 30 years of experience in forensic accounting and business valuation. He specializes in litigation support, economic damage analysis, and expert testimony for legal cases. His credentials include ABV, CFF, and ASA designations.
Questions
What services does Mark S. Gottlieb, CPA offer?
We provide forensic accounting, business valuation, litigation support, economic damage analysis, expert testimony, and transaction advisory services for attorneys and legal professionals.
How long has the firm been in business?
The firm has over 30 years of experience serving attorneys with financial expertise since its founding in the early 1990s.
Do you provide expert testimony in court cases?
Yes, our team regularly serves as expert witnesses in federal and state courts, delivering clear, defensible financial testimony.
What areas do you serve?
While based in New York City, we provide services nationwide for legal cases requiring forensic accounting and valuation expertise.
How do you handle complex financial investigations?
We use advanced forensic techniques to analyze records, trace funds, and uncover financial irregularities, delivering actionable insights for legal proceedings.