We Love Accounting
Securely Send Us a File
Use our convenient SecureSend page to securely deliver a file directly to a member of our firm. The selected firm member will be notified once your file upload is complete.
Alternatively, you may also login to our Secure Client Portal to send us a file. If you do not currently have a Portal Account, you may register for one here.
Costello Company, LLC
105 Main Street
Hebron, CT 06248
Phone: (860) 228-2822
Fax: (860) 228-2866
105 Main Street, Hebron, CT 06248
Mailing Address: PO Box 1504, Hebron, CT 06248
Call Us: (860) 228-2822 • Fax: (860) 228-2866
Subscribe to our newsletter to receive news, updates, and valuable tips.
As a valued client, you get a secure, password-protected portal to store and access your important financial documents from anywhere at any time.