Sean J. Filippini

Sean J. Filippini


Sean J. Filippini


Sean Filippini's practice focuses on litigation with experience in multiple practice areas, including construction, real estate, and commercial disputes.

Sean regularly litigates cases in California State Court, Federal District Court, State Appellate Court, and California's Office of Administrative Hearings. Sean also has substantial experience with private arbitration and mediation.

In his construction and real estate practice, Sean represents developers, general contractors, subcontractors, and material suppliers. Construction and real estate clients rely on Sean for guidance in all aspects of their business—from day-to-day advice about risk management issues to representing them as lead counsel in litigation.

In addition to his construction practice, Sean also has significant experience with complex business litigation on behalf of publicly-traded companies, regional companies, financial institutions, and individuals. 



  • California counsel for national lumber company. Successfully litigated tens of millions of dollars in mechanic's lien and contract actions to favorable termination, including establishing priority of mechanic’s liens over bank deeds of trust.
  • Represented private owner in the negotiation and resolution of numerous construction claims on multi-million dollar river improvement construction project.
  • Represented general contractor in litigation against public entity over extra work and delay claims on a public university dormitory construction project.
  • Represented subcontractor in multi-party complex litigation over multi-million dollar high school construction project.
  • Represented general contractor in arbitration, and subsequent appeal, over propriety of default termination on a multi-million dollar public works project.
  • Represented general contractor in litigation against subcontractors involving bond claims, stop notices, and prompt payment penalties on public works project.
  • Represented subcontractor in extensive litigation against general contractor involving extra work claims, delay claims, and bond claims on a multi-million dollar federal project. 
  • Represented numerous public entities in the drafting and bidding of hundreds of millions of dollars in public works contracts.
  • Represented owners, contractors, design professionals, bonding companies, subcontractors, and materials suppliers in all facets of contract negotiations, contract drafting, and construction claims disputes.
  • Represented numerous contractors in public works contract bid protests on total contract amounts in excess of one hundred million dollars.
  • Outside general counsel for custom home builder. Represented contractor client in numerous mechanic's lien actions and claims for payment. 

Commercial Litigation

  • Lead counsel representing shareholder in the negotiation and resolution of a complex, multi-million dollar settlement agreement that resolved numerous lawsuits through the $12 million sale of a closely held corporation to a publicly traded company.
  • Trial counsel in probate litigation involving defense of the validity of a will and trust. Obtained defense verdict.
  • Extensive experience litigating Anti-SLAPP Motions in cases involving protected speech. Obtained full defense judgments and recovery of attorney’s fees in numerous cases.
  • Lead counsel for contractor in numerous complex asbestos litigation cases. Successfully obtained dismissals for client in all actions after taking depositions and filing motions for summary judgment.
  • Lead counsel for regional luxury car importer, broker, and seller.
  • Represented regional telecommunications company in contract litigation against publicly traded corporation.
  • Represented large fruit packing company in multiple litigation matters, including favorable termination of lawsuit over solar power installation.
  • Representation of wineries and craft breweries in all aspects of litigation.
  • Represented landlords and tenants in numerous landlord-tenant disputes, including filing and defense of unlawful detainer and breach-of-lease actions.
  • Extensive general business litigation, including contract actions, personal injury actions, and wrongful death actions.
  • Represented clients in virtually all facets of pre-trial civil litigation, including discovery, provisional remedies, motion practice, and mediation and negotiations.

Professional, Community And Pro Bono Involvement

  • Big Brothers Big Sisters of Greater Sacramento, Chairman of the Board of Directors, 2018-present
  • Big Brothers Big Sisters of Greater Sacramento, Big Brother, 2005-2013
  • Big Brothers Big Sisters, Outside General Counsel (Pro-Bono)
  • United Contractors
  • Sacramento County Bar Association, Litigation Section

Honors And Rankings

  • Sacramento Magazine, Top Lawyer, Construction, Construction Litigation, General Litigation, 2015-2019
  • Super Lawyers, Northern California Super Lawyer, Construction Litigation, 2019
  • Sacramento Business Journal, Best of the Bar, 2017-2018

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