Douglas Mackin



(617) 849-5006

(857) 488-4871

Doug concentrates his practice on construction law, counseling owners, developers, contractors and subcontractors in all phases of a construction project, from contract negotiation through to completion. He routinely assists clients with claims relating to construction or design defects, change order disputes, delay/acceleration issues, mechanics' liens, bonds, and indemnity. He has experience in negotiation, mediation, and arbitration settings, including successfully prosecuting downstream claims for defective work and upstream claims for delay/accelerations claims. 

Prior to joining the firm, Doug was an associate with an AmLaw 200 firm in Boston and a boutique construction firm based in Chicago. In his previous roles, Doug represented owners, contractors, and sureties in arbitration and litigation, drafted and negotiated construction contracts, developed expert reports and opinions, argued motions, and advised clients regarding ongoing construction projects. He has been involved in a wide range of projects throughout the construction industry, including education, health care, multifamily residential, energy, commercial, and infrastructure. 

Doug earned both his legal and undergraduate degrees from Washington University in St. Louis. 


  • Washington University School of Law, J.D., 2014
  • Washington University in St. Louis, B.A., 2011
  • Massachusetts
  • Illinois

American Bar Association

Massachusetts Bar Association