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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.

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

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

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

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

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

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

Perquest, Inc
1875 South Grant Street, Suite 650, San Mateo, CA 94402, 650-358-0109

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

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

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

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

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

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

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

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

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

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

Page Last Reviewed or Updated: 08-Aug-2014