SeasonedFormer U.S.Federal lawEnforcementInvestigators

Based in New York, Holovach & Co.’s professional staff includes seasoned former US federal law enforcement investigators from the Department of Justice and Internal Revenue Service, former state and local law enforcement personnel and certified security consultants and technicians. Holovach & Co. maintains a deep bench of advisors and consultants who are forensic accountants, computer forensic experts, research analysts and security specialists.

We provide services to the world’s leading firms, as well as boutique law firms with specialty practices, financial institutions, hedge funds, high-net worth individuals and family offices, real estate investment trusts, sports organizations and the music and entertainment industry.


Gareth Holovach


Gareth Holovach, founder of Holovach & Co., has spent over two-decades as an investigator in US federal law enforcement conducting complex investigations all over the world. Gareth began his career at the Los Angeles Police Department, then served as a Special Agent with the United States Department of Justice, Drug Enforcement Administration. Over the past twenty years he has worked with all major US Federal law enforcement agencies and members of the intelligence community. He has been recognized by both the United States Attorney’s office in the Southern and Eastern Districts of New York for outstanding investigative work.

Over the course of his career, Gareth has led investigative teams handling complex criminal litigation matters and international cross-border investigations, worked with high profile whistleblowers and their attorneys, and utilized state of the art analytics software to mine structured and unstructured data for one the largest data sets produced to the US Government in a criminal case.

Gareth is responsible for managing the firm’s growth, setting the culture through leadership and innovation, and providing clients with reliable and discreet services delivered by an exceptional team of independent investigators and security professionals.

Deborah Sharp

Managing Director

Deborah Sharp is Managing Director and Counsel to the Founder of Holovach & Co.  Debbi has extensive government and private sector experience as a trial attorney and as a manager of complex investigations and prosecutions; she supports the firm’s growing investigative practice, including white-collar criminal defense, fraud investigations, civil litigation and arbitration proceedings, and internal investigations with compliance efforts.  

Debbi joined Holovach & Co. following a successful career as an investigator and trial lawyer in both federal and state prosecutors’ offices.  As an Assistant United States Attorney, she specialized in prosecuting violent and white-collar crime, securing significant narcotics trafficking, agency fraud, money laundering, and bank fraud convictions. Debbi has argued and won a dozen appeals before the U.S. Court of Appeals for the First Circuit.  As a consultant for a privately held investigative and business intelligence firm, Debbi led investigations involving internal corporate fraud, employment discrimination, and compliance for a variety of private and public Fortune 50 companies. During this time, she drafted a corporate compliance program for a leading company in the tobacco industry and was the principal member of a team conducting interviews nationwide on a product liability matter. Later, as an attorney for the New York City Corporation Counsel, she defended Mayoral agency policy initiatives and actions in the areas of civil rights, employment, and education.

Debbi is admitted to practice law in the State of New York, the Southern and Eastern Districts of New York, and the First Circuit Court of Appeals.

Meryl P. Kaye


Meryl P. Kaye is Managing Director of Intelligence and Investigations at Holovach & Co. and has over two decades of experience in the investigations and security industry. Meryl works with both public and private sector clients on a broad range of matters, including due diligence, litigation support and asset searching, as well as investigations into matters of corporate malfeasance, corruption, and financial fraud.  Throughout her professional career, Meryl has consistently developed valuable information in support of resolving complex legal matters and business disputes; she has significant experience in formulating investigative strategies, performing comprehensive analytical research, as well as uncovering reliable information that can be used as a foundation for building cases.

Prior to joining Holovach & Co., Meryl was a Managing Director with StoneTurn, a global advisory firm specializing in compliance, risk, and investigative matters.  In this position, Meryl led a team of analysts in the firm’s investigations practice, where she oversaw a variety of matters, including those involving employee misconduct, conflict of interest, breach of contract, mergers and acquisitions, and real estate fraud.  Earlier, Meryl held leadership roles with a number of prominent firms in the investigative industry, including Lemire LLC, SafirRosetti, and Decision Strategies / Fairfax International. 

Meryl is responsible for leading Holovach & Co.’s intelligence and investigative efforts, fostering client relationships, as well as contributing to the firm’s overall growth.

Meryl is a licensed Private Investigator in the State of New York.


Peter Feehan


Peter Feehan is a Director of Investigations at Holovach & Co. and is based in New York. Prior to joining Holovach & Co., Peter spent over two decades as a senior criminal investigator at the Department of Justice, Drug Enforcement Administration (DEA). Peter has led some of the most extensive and sensitive international cross-border investigations being investigated by both the Southern and Eastern District of New York United States Attorney’s Offices. Peter’s wealth of experience, having traveled and operated alongside countless foreign law enforcement counterparts throughout his career across Europe, Australia, Asia, and South and Central America, has enabled him to forge unique relationships and gain a comprehensive understanding of operating in foreign jurisdictions.

During his career, Peter has been recognized for his work on some of the most sensitive operations conducted by the Department of Justice, referred to as Attorney General Exempt Operations. These operations authorize investigators to participate in undercover financial transactions to target, infiltrate, and dismantle transnational criminal money laundering organizations. Peter received the DEA Administrators Award and the Drug Enforcement Agents Foundation Award for his work on these investigations.

Peter manages private sector investigations, due diligence projects, litigation support, asset tracing, fraud and internal corporate investigations, business intelligence gathering, and client law enforcement liaison services at Holovach & Co.

Felicia DiLeo


Felicia DiLeo is the Director of Finance and Operations at Holovach & Co. and is based in New York. She brings a wealth of professional service and business experience to the firm, having been responsible for overseeing the financial operations and planning for several privately held and publicly traded organizations.

Prior to joining Holovach & Co., Felicia was a partner of a women owned tax and consulting services firm, which provided income tax, business consulting, and accounting and bookkeeping services to corporations, private and public companies, as well as high-net worth individuals and families.

In addition to her extensive experience in finance and accounting, Felicia has a significant background in managing the implementation and development of various business systems and internal controls to make for a more effectively run organization.

Felicia is Certified as an Enrolled Agent with the IRS.