CALLAGHAN LLP
Hauppauge, United States (US) · Business Services
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Complete · Accuracy
Last verified
May 2026
Overview
Callaghan LLP is a leading Certified Public Accounting (CPA) firm and business advisory services provider based in Hauppauge, New York.
We support a diverse client base, including individuals, family offices, and businesses across a wide range of sectors – real estate, hospitality, manufacturing, and professional services – both nationally and internationally.
At Callaghan LLP, we’re dedicated to providing strategic financial solutions, encompassing comprehensive accounting, assurance, tax, and advisory services.
Our commitment is to act as trusted advisors, placing your needs and goals at the center of our approach, driven by innovation, advocacy, honesty, and accessibility. We offer a personalized and responsive service, ensuring our clients receive the support they need to achieve their financial objectives.
With offices in Hauppauge and Orlando, we provide local expertise with a global perspective.
We support a diverse client base, including individuals, family offices, and businesses across a wide range of sectors – real estate, hospitality, manufacturing, and professional services – both nationally and internationally.
At Callaghan LLP, we’re dedicated to providing strategic financial solutions, encompassing comprehensive accounting, assurance, tax, and advisory services.
Our commitment is to act as trusted advisors, placing your needs and goals at the center of our approach, driven by innovation, advocacy, honesty, and accessibility. We offer a personalized and responsive service, ensuring our clients receive the support they need to achieve their financial objectives.
With offices in Hauppauge and Orlando, we provide local expertise with a global perspective.
Contact Details
+1631-546-0000
info@callaghanllp.com
Hauppauge, United States (US), 100 Motor Pkwy
+1
Company Type
Partnership
Employees
10-20
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