Theresa A. Guertin Partner

Theresa A. Guertin has spent her entire career advocating on behalf of policyholders on issues involving all lines of coverage, focusing on giving her clients the most current and practical perspective of the risk management issues they encounter. Theresa has extensive experience in developing and rewriting insurance procurement language to meet the changing demands of the insurance and construction industries and in making certain clients procure airtight contractual risk transfer provisions in their policies. She also frequently works with contractor and broker clients to identify potential deficiencies in policies before they’re issued and assists in the negotiation of more favorable terms at policy renewal.

Theresa also has an active litigation practice, representing clients in claims arising out of construction defects, bodily injury lawsuits, mergers and acquisitions, life insurance policy cancellations, and more. She has litigated cases involving numerous types of insurance policies, including CGL and excess liability policies, directors and officers, professional, pollution, builder’s risk, commercial property, life insurance, equipment breakdown coverage, automobile, and homeowner’s insurance.

Theresa co-authors the renowned Thomson Reuters treatise Insurance Coverage of Construction Disputes with SDV Partner Tracy Alan Saxe. The treatise is a leading resource within construction and insurance law and provides a comprehensive examination of how courts have interpreted commercial general liability policy provisions.

For eight consecutive years, Theresa has been recognized by Super Lawyers for her insurance coverage practice. She is an active speaker, frequently presenting on coverage issues and litigation strategies. Theresa is also currently serving as Co-President of the Lawyers Collaborative for Diversity for the 2025-2026 programming year.  She is a past Chair of the Connecticut Bar Association’s Insurance Law Section.

Theresa served as Managing Partner of the Northeast Office from 2020 – 2023, and was a member of the firm’s inaugural Management Committee from 2023-2024.  Theresa is creative at heart and enjoys participating in community theatre. She resides in Oxford, Connecticut, with her husband, son, and an array of animals.