Jill Guptill

I enjoy building personal relationships with our clients, which in turn helps us to provide them with the best possible service focused on their unique and often changing needs.

Jill’s Biography & Credentials

Jill Guptill

Jill first joined the Leone, McDonnell & Roberts team in 1995 — and has been with us off and on while raising her family ever since. A skilled and experienced CPA, Jill has specialized in audits and taxes throughout her lengthy tenure with Leone, McDonnell & Roberts. She thrives in our bustling professional environment, where she enjoys getting to know the specific needs of our clients and adapts easily to the constantly changing nature of the work.

Raised in Lebanon, Maine, Jill currently resides in Milton, New Hampshire where she volunteers her time and services throughout the community. She is on the leadership team of Be The Village, NH, and serves on the committee for BSA Crew 358 in Barrington, New Hampshire. When not in the office or helping others in the community, Jill enjoys spending time with her husband Mark and their two children.


  • Certified Public Accountant (CPA)
    • New Hampshire


  • American Institute of Certified Public Accountants (AICPA)
  • New Hampshire Society of Certified Public Accountants (NHSCPA)
  • Be The Village NH
    • Leadership Team
  • BSA Crew 358


  • Pensacola Christian College
    • Bachelor of Science: Accounting (1990)
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