Mackay, Caswell & Callahan, P.C. (NYS and Connecticut)

Open for Business
Mackay, Caswell & Callahan, P.C. (NYS and Connecticut)

Call now to speak with a tax attorney/CPA about your IRS, NYS or Connecticut tax matter. With over 35 years of experience, we specialize in straight talk & effective solutions!

Mackay, Caswell & Callahan, P.C. (NYS and Connecticut)

Mackay, Caswell & Callahan, P.C. (NYS and Connecticut)

Open for Business

Call now to speak with a tax attorney/CPA about your IRS, NYS or Connecticut tax matter. With over 35 years of experience, we specialize in straight talk & effective solutions!

Firm Overview

Experience Matters

Joe has a broad range of experience, which he can bring to bear on behalf of his clients. He's worked in both the accounting and legal worlds, including at Deloitte. Both professions have exposed him to multiple tax controversies. Both afforded Joe a unique perspective, which enables him to arrive at solutions in a timely and cost-effective manner.

Tax Matters

Throughout his years as an attorney and CPA, Joe has participated in several long-term audits and investigations. They span the gamut and often have been initiated by specialized federal and New York State law enforcement agencies. Joe's extensive tax experience includes a wide variety of high-profile investigations and prosecutions. These have involved sales tax, income tax, tax fraud, immigration fraud, responsible person assessments, alien harboring and wire fraud.

Learn More About Our Services

Joe's achievements include the representation of several well-known individuals and businesses. Joe has experience with tax evasion and tax fraud matters.

Main Office

New York & Connecticut
10 East 39th Street
Ste 901
New York, NY 10016

Phone

(315) 472-5201

Fees
Office Information
Other Offices
  • Mackay, Caswell & Callahan, P.C.

    6739 Myers Road
    East Syracuse, NY 13057

Tax

Focused solely on IRS, New York State & Connecticut tax matters!

Call now to speak with a tax attorney/CPA with over 35 years of experience. Straight talk & effective solutions!

What are your firm's strengths and style?

Straight talk & effective solutions!

Mackay, Caswell & Callahan, P.C. (NYS and Connecticut)
Joseph M. Callahan

Licensed for 36 years, Joseph focuses his practice in the following Areas of Practice:

-Tax
-Tax Fraud and Tax Evasion
-FBAR Foreign Bank Account Reporting Requirement Assistance
-Innocent Spouse Relief and Defense
-IRS & NY State & Connecticut Tax Appeals
-Notice of Levy Assistance
-Notice of Lien Assistance
-Offer in Compromise Help
-Voluntary Disclosure Program Representation, and
U.S. Tax Court Representation

Call (315) 472-5201 today to schedule your free initial consultation. American Express, Discover, MasterCard, and Visa are accepted and fixed hourly rates are offered.

Mackay, Caswell & Callahan, P.C. (NYS and Connecticut)
Joseph M. Callahan

Licensed for 36 years, Joseph focuses his practice in the following Areas of Practice:

-Tax
-Tax Fraud and Tax Evasion
-FBAR Foreign Bank Account Reporting Requirement Assistance
-Innocent Spouse Relief and Defense
-IRS & NY State & Connecticut Tax Appeals
-Notice of Levy Assistance
-Notice of Lien Assistance
-Offer in Compromise Help
-Voluntary Disclosure Program Representation, and
U.S. Tax Court Representation

Call (315) 472-5201 today to schedule your free initial consultation. American Express, Discover, MasterCard, and Visa are accepted and fixed hourly rates are offered.

Mackay, Caswell & Callahan, P.C. (NYS and Connecticut)
Joseph Callahan

Mackay, Caswell & Callahan, P.C. (NYS and Connecticut)
Joseph Callahan

Firm Overview

Experience Matters

Joe has a broad range of experience, which he can bring to bear on behalf of his clients. He's worked in both the accounting and legal worlds, including at Deloitte. Both professions have exposed him to multiple tax controversies. Both afforded Joe a unique perspective, which enables him to arrive at solutions in a timely and cost-effective manner.

Tax Matters

Throughout his years as an attorney and CPA, Joe has participated in several long-term audits and investigations. They span the gamut and often have been initiated by specialized federal and New York State law enforcement agencies. Joe's extensive tax experience includes a wide variety of high-profile investigations and prosecutions. These have involved sales tax, income tax, tax fraud, immigration fraud, responsible person assessments, alien harboring and wire fraud.

Learn More About Our Services

Joe's achievements include the representation of several well-known individuals and businesses. Joe has experience with tax evasion and tax fraud matters.

Main Office

New York & Connecticut
10 East 39th Street
Ste 901
New York, NY 10016

Phone

(315) 472-5201

Fees
Office Information
Other Offices
  • Mackay, Caswell & Callahan, P.C.

    6739 Myers Road
    East Syracuse, NY 13057

Tax

Focused solely on IRS, New York State & Connecticut tax matters!

Call now to speak with a tax attorney/CPA with over 35 years of experience. Straight talk & effective solutions!

What are your firm's strengths and style?

Straight talk & effective solutions!

Mackay, Caswell & Callahan, P.C. (NYS and Connecticut)
Joseph M. Callahan

Licensed for 36 years, Joseph focuses his practice in the following Areas of Practice:

-Tax
-Tax Fraud and Tax Evasion
-FBAR Foreign Bank Account Reporting Requirement Assistance
-Innocent Spouse Relief and Defense
-IRS & NY State & Connecticut Tax Appeals
-Notice of Levy Assistance
-Notice of Lien Assistance
-Offer in Compromise Help
-Voluntary Disclosure Program Representation, and
U.S. Tax Court Representation

Call (315) 472-5201 today to schedule your free initial consultation. American Express, Discover, MasterCard, and Visa are accepted and fixed hourly rates are offered.

Mackay, Caswell & Callahan, P.C. (NYS and Connecticut)
Joseph M. Callahan

Licensed for 36 years, Joseph focuses his practice in the following Areas of Practice:

-Tax
-Tax Fraud and Tax Evasion
-FBAR Foreign Bank Account Reporting Requirement Assistance
-Innocent Spouse Relief and Defense
-IRS & NY State & Connecticut Tax Appeals
-Notice of Levy Assistance
-Notice of Lien Assistance
-Offer in Compromise Help
-Voluntary Disclosure Program Representation, and
U.S. Tax Court Representation

Call (315) 472-5201 today to schedule your free initial consultation. American Express, Discover, MasterCard, and Visa are accepted and fixed hourly rates are offered.

Mackay, Caswell & Callahan, P.C. (NYS and Connecticut)
Joseph Callahan

Mackay, Caswell & Callahan, P.C. (NYS and Connecticut)
Joseph Callahan

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