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Employment Tax e-file System for Forms 940, 941 & 944

The following companies have passed the IRS Assurance Testing System (ATS) and/or Business Acceptance Testing (BATS) requirements for Software Developers, Reporting Agents, and Transmitters of electronic business returns to the IRS.

These providers are listed in no particular order.

AccountantsWorld, LLC
140 Fell Court, Hauppauge, NY 11788, 888-999-1366

Lewis Software Associates, LLC
3619 Scruggs Place Suite B, Springdale, MD 20774, (877) 854-0100

Monchilla, Inc.
8310 Maltby Road Woodinville, WA 98072 (425) 968-3934

PayMaster
1880 N. Congress Avenue, Suite 222, Boynton Beach, FL 33426, (888) 717-5577

Paypro Corporation
450 Wireless Blvd, Hauppauge N.Y. 11788, 631-777-1100

Greatland Corporation
2480 Walker Ave. NW, Grand Rapids, MI 49544, (800) 968-1099

FileYourTaxes.com
P O Box 7657, Oxnard, CA 93031-7657, (805) 984 0248

Ultimate Software Group.
2000 Ultimate Way, Weston, FL 33326, (800) 432-1729

Interlogic Outsourcing Inc
PO Box 2808, Elkhart, IN 46514, 888-697-0021

LTtax Inc..
10 West 33 St., Ste 1015, New York, NY 10001, (212) 643 1768

Paycom Payroll
7501 W Memorial Road, Oklahoma City, OK 73142, 800-580-4505

Corporate Payroll Services
1000 Miller Court West, Norcross, GA 30071, Phone: 877-926-7729

Automatic Data Processing, Inc. (ADP)
1-800-225-5237

eSmartPayroll.com
920 Hillview Court, Suite 250, Milpitas, CA 95035, 408-935-8969

PayCycle, Inc.
210 Portage Avenue, Palo Alto, CA 94306, 1-866-729-2925

Thomson Reuters CS Professional Suite
7322 Newman Blvd, Dexter, MI 48130, 1-800-968-8900

Integrated Payroll Services
9450 Manchester Rd 203, Rock Hill, MO 63119, 314-821-0600

Page Last Reviewed or Updated: 26-Jan-2015