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Mark Califano

Partner & Chief Legal Officer
Our People/Mark Califano

Mark Califano is Nardello & Co.’s Chief Legal Officer and Global Head of Business Development, where he oversees the firm’s global legal operations and business development efforts. Mark conducts large, complex investigations for litigation, corruption, trademark, gray market, fraud, due diligence, and shareholder activist matters. He also leads reviews of enterprise, anti-corruption, AML, and sanctions compliance programs for the firm’s multinational clients and oversees the Nardello & Co. monitorship team for the Bayer-Monsanto US Department of Justice Antitrust Section monitorship.

Mark joined Nardello & Co. from American Express, where he was the Senior Vice President and Managing Counsel for Global Litigation and Government Investigations, overseeing the defense of a range of consumer, class action and commercial claims, performing complex investigations around the globe and leading the defense of the company’s business model through two Supreme Court campaigns. Mark previously served as Head of Litigation & Legal Policy at GE Capital, where he managed complex global litigation, criminal matters, internal investigations, and legal policy, recovering over a hundred million dollars for the company and successfully defending it against tens of billions of dollars in claims and fines.

Prior to joining GE, Mark built and led Paul Volcker’s investigations team on the Independent Inquiry Committee into the UN Oil-for-Food Programme. That team identified and assessed unprecedented systemic corruption facilitated through the largest relief operation in the world, identifying senior government officials and public personalities in scores of countries and corrupt payments by and through thousands of multinational companies.

Mark was an Assistant US Attorney in Connecticut from 1992 to 2006, where he established and led a nationally renowned cyber/IP prosecution team that conceived and pursued pioneering cybercrime, IP corruption, financial fraud, and terrorism investigations and prosecutions spanning over a dozen countries.

Mark has taught and spoken on a range of subjects, from corporate governance, compliance, and global corruption to cross-border investigations, complex litigation, and prosecutions. He is co-author of Good Intentions Corrupted: the Oil-for-Food Scandal and the Threat to the UN, along with Paul Volcker and Judge Jeffrey Meyer (PublicAffairs 2006).

Mark received his JD from Duke University School of Law and his bachelor’s degree from Princeton University.

Representative matters in Mark’s private sector experience:

  • Leads Nardello & Co.’s monitorship team under the Hon. Michael Mukasey in United States v. Bayer AG, overseeing and auditing the compliance programs of Bayer and BASF under the courts final judgment.
  • Conducted scores of anticorruption investigations in jurisdictions around the world of, and on behalf of, hundreds of multinational companies and businesses.
  • Led numerous investigations of whistleblower complaints regarding a number of global Fortune 100 companies.
  • Led litigation support of the defense of medical products in various state and federal courts across the country, including locating, vetting and interviewing of witnesses.
  • Led a multijurisdictional enterprise regulatory compliance review of a global financial services company, resulting in a favorable report to the company’s primary financial regulator.
  • Supervised investigation into the alleged destruction of test results at a multinational pharmaceutical company.
  • Supervised investigation into a corporate network exfiltration of sensitive customer records from a global financial services company, and coordination with national law enforcement authorities that resulted in apprehension of the actors.
  • Supervised investigation shareholder activist and proposed board slate which led to the withdrawal of the slate and collapse of activist campaign.

Mark Califano

Partner & Chief Legal Officer

565 Fifth Avenue
Suite 2200
New York, NY 10017
T: +1 212 537 5300
F: +1 212 537 5333


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