Mackay, Caswell, & Callahan, P.C.

Address: 244 5th Ave, New York, NY 10001
Email: jcallahan@mcc4tax.com
Phone: 212.281.6781

Since 1961, Mackay, Caswell & Callahan, P. C. has represented clients with respect to IRS tax audits, FBAR disclosures, the OVDP, and more.

Mackay, Caswell & Callahan, P. C. is a group focused on Upstate New York tax controversies. Attorney Joe Callahan leads at Mackay, Caswell & Callahan and brings a high level of diverse tax experience to bear on behalf of clients, from accounting to academia to IRS negotiations.