OPR/OIG Investigation Lawyer - Oberheiden P.C.
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OPR/OIG Investigation Lawyer

Old Courthouse

Call Dr. Nick Oberheiden Before You Speak to an FBI, OIG, or OPR Investigator

Dr. Nick Oberheiden routinely represents federal employees and individuals with special security access in administrative, disciplinary, and criminal investigations. Among his former clients, Nick has represented sitting U.S. governors, State Department officials, elected officials, presidentially appointed officials, Assistant United States Attorneys, Special Agents from the DEA, OIG, IRS, and FBI, and members of the U.S. Department of State in investigations involving the U.S. Department of Defense, and others in cases involving classified information. Among the cases Nick handles are:

  • Department of Justice: Investigations Involving Allegations of Criminal Misconduct Made against Employees of the Justice Department (U.S. Attorney’s Office, FBI, DEA, ATF, U.S. Marshals Service, and Bureau of Prison)
  • Department of Defense: Counterintelligence and Research Technology Protection (CI/RTP) Specialists, U.S. Air Force, Office of Special Investigation Projects (AFOSI/PJ) Involving Espionage, Attempted Espionage and Illegal Exportation of Controlled Defense Material.
  • Department of State: Incidents at Foreign U.S. Embassies and Consulates, Members that Provide Protective Services to the Secretary of State and Visiting Foreign Dignitaries; Representatives of the Diplomatic Security to the National Security Council (NSC)
  • Federal Contractors: Individuals with Access to Classified Information (NASA, Military Airplane Engineers, University Researchers)
  • Generally: Cases Involving the Classified Information Protection Act (CIPA), Defense Security Service (DSS) and Defense Advanced Research Projects Agency (DARPA), Cyber Intrusion and Network Compromises through US Air Force Special Access Programs (SAPs)
  • S. Border Patrol

If you find yourself in a position of disciplinary or criminal investigation, please contact the former DOJ prosecutors and experienced federal lawyers at Oberheiden P.C. first and before you volunteer for any interview with investigators or law enforcement. We understand that you are familiar with the federal process in general, but this time you are the one that should seek advice. Let us share our experience with federal employee cases and let our track record of resolved cases give you the comfort you need right now. Call us and speak to Dr. Nick Oberheiden and his team. There are no junior lawyers and no secretaries will steal your valuable time. We are also available on weekends.

Put our highly experienced team on your side

Dr. Nick Oberheiden
Dr. Nick Oberheiden



Lynette S. Byrd
Lynette S. Byrd

Former DOJ Trial Attorney


Brian J. Kuester
Brian J. Kuester

Former U.S. Attorney

Amanda Marshall
Amanda Marshall

Former U.S. Attorney

Local Counsel

Joe Brown
Joe Brown

Former U.S. Attorney

Local Counsel

John W. Sellers
John W. Sellers

Former Senior DOJ Trial Attorney

Linda Julin McNamara
Linda Julin McNamara

Federal Appeals Attorney

Aaron L. Wiley
Aaron L. Wiley

Former DOJ attorney

Local Counsel

Roger Bach
Roger Bach

Former Special Agent (DOJ)

Chris Quick
Chris J. Quick

Former Special Agent (FBI & IRS-CI)

Michael S. Koslow
Michael S. Koslow

Former Supervisory Special Agent (DOD-OIG)

Ray Yuen
Ray Yuen

Former Supervisory Special Agent (FBI)

Federal Agencies Investigate Security Breaches and Criminal Offenses

In addition to the Department of Justice, Office of Inspector General, there are a number of federal agencies and sub-departments tasked to investigate potential security breaches, administrative violations, and criminal misconduct. Among these agencies are: the Counterespionage Section of the U.S. Justice Department’s National Security Division, Federal Bureau of Investigation (FBI), U.S. Immigration and Customs Enforcement (ICE), U.S. Air Force Office of Special Investigations (AFOSI), Department of Commerce Office of Export Enforcement, U.S. Attorney’s Office, U.S. Department of Justice Public Integrity Section, IRS Criminal Investigation Division, U.S. Customs and Border Protection, U.S. State Department’s Directorate of Defense Trade Controls, Joint Terrorism Task Force (JTTF), and Bureau of Diplomatic Security at the U.S. Department of State (DS-DOS).

  • Violations of the Arms Export Control Act of 1976
  • Exporting Defense Articles and Services Without a License
  • Illegal Exporting Military Research Data
  • Scientific Research with Unlicensed Foreign Students/Employees
  • Shipment to Embargoed or Targeted Sanctions Countries
  • Traveling with Export-Controlled Items
  • Export to Restricted Parties
  • Misused of Exemptions
  • Conspiracy
  • Mail Fraud
  • Wire Fraud
  • Human Trafficking
  • Passport fraud
  • Immigration & U.S. Border Offenses
  • Extraditions
  • Theft of Classified Materials
  • Theft of Government Property
  • Unexpected Deaths
  • Child Abuse
  • Administrative Misconduct Pursuant to Foreign Affairs Manual
  • Possession, Introduction and Sale of Controlled Substances
  • Misappropriation of Funds
  • Grant Fraud
  • Falsifying Government Records
  • Embezzlement
  • Civil Rights Violations

If you are accused of any of these types of misconduct, don’t experiment. Call the trusted OIG defense attorneys at Oberheiden P.C. Our profound familiarity with DOJ-OIG cases and our track record representing federal employees and people with access to classified information in the past allows us to avoid critical mistakes and to initiate steps to preserve your status, reputation, and career. We are ready for your call, including on weekends.

How Can I Contact OIG Investigations Attorney, Dr. Nick Oberheiden?

Consultations with Dr. Nick Oberheiden are discrete and confidential. Nothing is easier than getting in contact with Nick. All 888-680-1745 calls will go directly to Nick’s mobile phone and no secretary will delay your appointment by checking schedules. No junior lawyer or paralegal will take notes to then discuss your matter with Nick. From the moment you call, you will speak with Nick to get the assessment you need to sleep at night again.

Call 888-680-1745. Let’s Protect Your Security Clearance.

Nothing should be more important to you right now than clearing your name, protecting your reputation, and taking care of your legal worries. Since these legal worries are unlikely going away by themselves or by mere passing of time, your best defense strategy is to do something now. Call Dr. Nick Oberheiden and his team to discuss your case. We are waiting for your call, including on weekends.

Find Out How Oberheiden P.C. Has Successfully Defended Federal Law Enforcement (AUSA, Special Agents etc.) in DOJ-OIG and OPR Cases

Call Oberheiden, P.C. today at 888-680-1745, including on weekends, or inquire online. Consultations are free and confidential.

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