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Peter Sullivan, J.D.

Adjunct Professor

Courses Taught

Transactional Drafting

Education

B.A., State University of New York at Buffalo, 2008
J.D., Cooley Law School, 2011

Practice Areas

Peter Sullivan is Associate General Counsel and Director, Legal at Core and Main, a leading specialized distributor of water, wastewater, storm drainage and fire protection products, and related services, built on the foundation of more than 100 legacy companies.

Prior to joining Core & Main in 2025, he was corporate counsel at Enterprise Mobility, a mobility services provider; senior counsel at Reinsurance Group of America, Incorporated, a life and health reinsurance and financial solutions company; senior corporate counsel and assistant secretary at ICL Group, a specialty minerals company.

Before going in house, he was a corporate associate at Lashly & Baer, P.C. following a stint running his own law firm focused on corporate and commercial matters.

Professional Organizations and Associations

Sullivan is very active in many civic, charitable and professional organizations. He is currently a member of the school board for St. Ambrose Catholic School. He is also serving on the Membership Committee and the Law Students Relations Committee for the St. Louis chapter of the Association for Corporate Counsel (ACC). Additionally, he has worked with the Missouri Attorney General’s Office to provide estate planning services to Missouri veterans. He has served on the supervisory board of Arsenal Credit Union, as a member-at-large and secretary to the Bar Association of Metropolitan St. Louis (BAMSL), as well as on other advisory committees for the BAMSL Board of Governors. In prior years, Sullivan has taught the Missouri Bar’s Mini Law School business law section and as an adjunct teaching business law and business ethics to undergraduate students.