Whittlesey & Hadley, P.C.

Whittlesey & Hadley, P.C. is the only major regional firm in Connecticut and Western Massachusetts with service to nonprofits as its largest practice focus. Our team of trusted advisors provide a comprehensive array of accounting, auditing, tax, and advisory services to nearly 350 nonprofit and tax exempt organization benefitting various sectors including social services, health care, education, affordable housing, membership organizations, foundations, arts and culture, and more. The firm’s subsidiary, The Technology Group, LLC, provides IT consulting services and specializes in serving the unique needs of nonprofit organizations for infrastructure implementation, information security, and software systems, such as Abila.
Service Region
Berkshires, Pioneer Valley
Core Competencies
Accounting, audit, tax, technology, and advisory services
Accounting, audit, tax, technology, advisory service