Marco T. Bon Tempo

Marco Bon Tempo is a litigator who resolves business and construction disputes for companies, contractors and subcontractors. Marco advises clients in connection with contract disputes, bodily injury, premises liability, cost recovery and compensation matters. He has extensive experience defending clients, having handled over 100 trials in addition to many mediations and arbitrations over the course of his career. With a responsive and direct approach, Marco puts people at ease by being highly collaborative and proactive. His skill for translating the nuances of contracts and cases for his clients is critical during the decision-making process.

Prior to joining the firm, Marco was an attorney with a national construction company handling general business litigation, contact review and negotiation, claims and other related negotiations. He also spent several years as a senior associate and trial lawyer in a multi-practice, Boston law firm. While at that firm, he represented architects and engineers in connection with regional construction and business litigation.

Representative Experience

  • Obtained dismissal of claims and nominal settlement of remaining claims after three successful summary judgment motions on behalf of an engineer in consolidated action against the HVAC designer in multi-million dollar action involving property damage and business interruptions claims arising out of a ruptured stand pipe in a fire protection system of a high end Boston hotel/condominium.
  • Defended multi-million dollar professional negligence action against engineering firm acting as site monitor on Central Artery Tunnel Project to relocate Boston Water & Sewer Commission water mains. Suit arose from flood in Chinatown caused by rupture of a water main. Case involved 13 consolidated lawsuits from property and business owners for property damage and business interruption claims. Served motion for summary judgment based on statute of limitations and no evidence of breach of professional standard of care. Obtained nuisance value settlement following service of the motion for summary judgment.
  • Obtained summary judgment on behalf of architect in bodily injury/professional negligence claim for design services rendered in build-out of hair styling salon.
  • Obtained summary judgment on behalf of owner’s project manager and architect’s mechanical engineering consultant in $2.5 million dollar professional liability claim arising out of the Reading Memorial High School building project. Drafted appeals briefs and resolved case for nuisance value on eve of oral arguments before Appeals Court.
  • Defended medical records billing software engineer/designer in complex commercial litigation involving $1.5 million negligence and negligent misrepresentation claims brought by Colorado physician. Filed for summary judgment and obtained nuisance value settlement.
  • Defended mechanical engineer in $1.2 million dollar professional malpractice claim brought by hydroelectric plant owner arising out of alleged negligence in the design/specification of the repair of hydraulic turbine. Filed for summary judgment and obtained reasonable set
  • Defended medical care provider at local county jail in civil rights action brought by inmate claiming cruel and unusual punishment/violation of 8th Amendment rights. Settled case for nuisance value after obtaining partial summary judgment.
  • Defended civil engineering firm in counterclaim for damages arising out of alleged errors and omissions in the design of eight Walgreens pharmacies. Filed a motion for summary judgment on statute of limitations grounds and no evidence of the breach of the applicable professional standard of care. Case settled for nuisance value at mediation.
  • Obtained post-trial summary judgment for vehicle owner in automobile tort case involving plaintiff truck driver/mechanic against owner of recreational vehicle, minor operator and land owner for injuries suffered when the vehicle rolled off blocks crushing plaintiff.
  • Obtained summary judgment for defendant in lawsuit brought by plaintiff involved in two motor vehicle accidents one month apart. Plaintiff sued two different operators alleging joint responsibility for accumulated injuries. Court granted the defendant’s motion for summary judgment ruling the plaintiff was unable to reach tort threshold of M.G.L.C. 231, sect. 6D. Affirmed on appeal.
  • Obtained favorable ruling in uninsured arbitration claim by plaintiff passenger in rollover accident caused by collision with at-fault vehicle allegedly cut-off by phantom vehicle. Plaintiff suffered massive head trauma and permanent loss of vision. Arbitration finding of no fault by alleged phantom vehicle.

Professional Associations

  • Milford Town Library, Board of Trustees


Practice Areas

  • Business Litigation
  • Construction and Real Estate Disputes
  • Insurance Law

  • Personal Injury Litigation


  • Massachusetts

  • Massachusetts Federal District Court

  • Connecticut


  • New England School of Law, 1992

  • Mount St. Mary’s College, Cum Laude, 1986