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We serve clients in Rhode Island, New Hampshire, Vermont and Maine. Mark S. Mueller, CPA provides accounting, audit, tax, consulting, and asset accumulation and preservation services to businesses, non-profit organizations, and individuals (U.S. and foreign-based), doing business domestically and internationally. For fastest service please fill out the form below.

We can also be reached at the following:

  • Our Location

    1205 Central Street
    Leominster, MA 01453

  • Email Us


  • Call Services

    Phone: (978) 751-8040
    Fax: (978) 751-8285

Contact Form

  • Please complete the form below to contact us or request a consultation and we'll get right back with you.