SF Firm LLP Attorneys at Law
The Firm
SF Firm LLP is a litigation and regulatory boutique. The firm advises and represents companies in complex commercial engagements, government investigations, and matters where legal, regulatory, and reputational exposure converge.
For established clients, the firm extends its representation to legal matters and needs that arise alongside existing engagements.
Practice
The firm advises and represents companies in matters at the convergence of legal, regulatory, and reputational exposure.
Complex Commercial Litigation
Disputes between sophisticated parties involving substantial commitments — joint ventures, supply and distribution arrangements, technology licensing, intellectual property and brand matters, post-closing claims, partnership and shareholder matters, and contract claims of consequence.
Government Investigations
Representation of companies, boards, and special committees in investigations by the Department of Justice, the Securities and Exchange Commission, state attorneys general, and analogous federal and state authorities. Internal investigations conducted at the direction of independent boards and audit committees.
Reputation and Risk Advisory
Counsel in matters where legal exposure, regulatory scrutiny, and reputational consequence converge. This work is often coordinated across litigation strategy, public communication, and stakeholder management.
Crisis Counsel
Engagements that arrive on short notice and demand coordinated response across legal, regulatory, and reputational dimensions in compressed time.
Other Matters
For established clients, the firm extends its representation to legal matters and needs that arise alongside existing engagements.
People
Mark L. Smith
Founding Partner
Mark founded the firm after a decade in private practice in New York and Los Angeles. His work has centered on commercial engagements at the intersection of legal, regulatory, and reputational exposure.
B.S., University of Utah, 1997 Previously Sullivan & Cromwell · Winston & Strawn Admitted California · Nevada · New York · Texas · Utah Contact msmith@sffirm.com
Jacob L. Fonnesbeck
Managing Partner
Jake manages the firm's practice across its three offices. His work spans commercial litigation, securities, intellectual property, employment, and competition matters, with experience in trial and arbitration and a particular focus on compliance and governance.
B.S., Weber State University, 2006 Previously Section Chair, Utah Division of Securities Admitted California · Nevada · Utah Contact jfonnesbeck@sffirm.com
Offices
Admissions
Mark L. Smith
State Bars
California · Nevada · New York · Texas · Utah
Federal Courts
Admitted in U.S. District Courts and U.S. Courts of Appeals across the states above.
Jacob L. Fonnesbeck
State Bars
California · Nevada · Utah
Federal Courts
Admitted in U.S. District Courts and U.S. Courts of Appeals across the states above.
By referral.
The firm does not accept inquiries through this website.