Home > Contact Information

  Contact Information

Contact Information
MCA is a women-owned and registered, small business classified business. Since 1992 MCA has been a systems integrator, contractor and supplier to the US federal/state government, US military,  fortune 1000 companies and select resellers across the US, specializing in IT equipment, such as HP, Cisco, IBM, Sun Microsystems any other hardware. We are dedicated to addressing the unique needs of each client and look forward to the opportunity to provide superior sales and service to your organization.

Celebrating our 15th Year!!

USA Toll Free 1-888-MCA-7898

USA Corporate Sales Office

MCA Computer Corporation (*CA HQ's)
17921 Sky Park Circle
Bldg. 28, Suite G
Irvine, Ca 92614 USA
Main 1-949-260-3909
Fax 1-949-260-9224
Corporate Office Hours: 6AM - 6PM PST, M-F

General Sales or Request A Quote Enquiries: Email to 
General Technical Enquiries
: Email to
To request an RMA Email us at

To contact your regional sales or support representative directly, select your region below.
West Coast:*Irvine-CA/ San Jose, CA
East Coast: Fairfax-VA / Maryland / D.C. / New York
Europe: UK
Asia : Singapore / Japan / *Indonesia - regional Asia Sales Office
For Hong Kong or China Sales enquiries, please contact

MCA Computer Corporation general supplier information:
S-Corporation Start Date: 1993, Founded in 1990
Classification: Small Business, Women-owned, CCR registered
Federal Tax ID: 33-0716936
D&B/ DUNS: 967047382
USA Gov't CAGE Code: 3Y3Z3  

Below are some useful contact information, to help direct you to the correct representative.

Company Operator: ext.100
Sun Sales Department: ext.102 (USA & Canada/ Domestic)
International Sales & Export Department: ext.103
Government Sales: ext.102
Accounting Department: ext.104
Customer Service Department:  ext 106
Employment Opportunities: ext 112

Order Status & Tracking Information:  949-260-3909
Service Contract Holders & Technical Support: 949-260-3912
(please be prepared to provide your service contract number, to open a service call. If you have lost or forgotten your number, we will require the serial number of the system or equipment)