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Last Updated April 1, 2025

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Major Clients:
Target, Delta, PEPBoys, FRANK'S, UNOCAL
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Revenue:
$1 million - $3 million
-
Year Founded:
1999
-
Pricing:
M
-
Fulltime Employees:
43
- Primary Services:
-
Active Clients:
219
-
Client Retention Rate:
86%
- Social:
-
Major Clients:
Target, Delta, PEPBoys, FRANK'S, UNOCAL
-
Year Founded:
1999
-
Fulltime Employees:
43
-
Active Clients:
219
-
Client Retention Rate:
86%
-
Revenue:
$1 million - $3 million
-
Pricing:
M
- Primary Services:
-
Secondary Services:
- Social:
About - DiamondCard International Corp.
Paul Mendlowitz, CEO
7828 N. Haven Avenue | Rancho Cucamonga, California, 91730 Diamondcard International has been a Merchant Services Provider since 1978.
BBB Rating
Count on our A+ Rating with the Better Business Bureau. Click here to see our A+ Rating. A Registered and Sponsored ISO/MSP - In Association with First National Bank of Omaha.
Diamondcard is a Registered Visa-MasterCard ISO/MSP - in association with National Processing Co. (NPC). We offer VISA &
MASTERCARD Payment Processing for your business starting at 1.69%. Compare to 2.29% for most credit card processing services.
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