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He | Him | His

Of Counsel

"My ultimate goal is to proactively deliver high-quality legal services to our clients."



Bill has over three decades of experience leading ethics and compliance and environmental programs, and he advises clients on environmental compliance and remediation. He has extensive experience in program development, code of ethics development, and overseeing investigations processes as well as team and program management, supporting HR and legal teams, and providing staff training and presentations.

In addition to his practice, Bill has spoken on best practices and strategies at numerous national conferences. He has been recognized at the global level multiple times for landmark program development and the creation of world-leading ethics programs.

Bar Associations

  • New York State Bar Association
  • New Jersey Bar Association
  • American Bar Association

Selected Memberships & Affiliations

  • Ethics and Compliance Initiative
  • Society of Corporate Compliance and Ethics

Representative Experience

  • Represented National Grid and its predecessor on the investigation and remediation of former manufactured gas plant sites, federal and state Superfund sites, and industrial waste sites, including several with multiple potentially responsible parties (PRPs); environmental auditing, permitting, compliance, and federal and state enforcement actions relating to the operation of electric transmission and generating facilities (nuclear, coal, natural gas, oil, hydro) as well as natural gas pipelines; and oversaw the environmental due diligence in the divestiture of nuclear, fossil fuel, and hydroelectric assets and the mergers with National Grid and KeySpan. 
  • Represented National Grid in Clean Air Act litigation associated with former fossil fuel generating stations.
  • Represented Sony Corporation of America as North American environmental counsel advising on compliance, due diligence, and training issues related to its manufacturing plants in the United States and Mexico.
  • Represented the Sony Magnetic Products Company and Sony Service Company in commercial matters. 

Prior Experience

  • National Grid, Director, US Ethics and Compliance
  • National Grid, Assistant General Counsel, Litigation and Environment
  • Sony Corporation of America, North American Environmental Counsel

Selected Community Activities

  • Camillus Elks Lodge
  • Camillus Youth Hockey Association

Selected Honors

  • National Grid Chairman's Award, 2014

Selected Speaking Engagements

  • Ethics and Compliance Initiative Annual Conference
  • Gartner Annual Conference

Selected Publications & Media

  • Compliance & Ethics Professional, September/October 2012, "Meet William Holzhauer"
  • Compliance & Ethics Professional, July 2014, "The Ethics Liaison Network"
  • Compliance & Ethics Professional, August 2018, "How to Create a Culture of Trust"
  • Ethikos, January February 2012, "National Grid Energized by Ethics Liaisons"
  • Ethisphere Magazine, April 2019, "Ethical Powerhouse"

Featured Media


New York State Budget Bill Expands Independence of Nurse Practitioners


New York State's Highest Court Reaffirms Specific Causation Requirements in Toxic Tort Cases


Housing Discrimination: Pro Se Plaintiff Robert W. Johnson Targeting Hotels, Motels in Recent Flurry of Federal Lawsuits


New York State Supreme Court, Albany County, Judge Grants Temporary Restraining Order Prohibiting Implementation of State-Issued Appraisal Model for Solar and Wind Energy Systems


Council on Environmental Quality Finalizes Revisions to National Environmental Policy Act Implementing Regulations


Updates on Federal Student Loan Dischargeabilty in Bankruptcy

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