O3 Merchant Services Email Format

Financial ServicesCalifornia, United States2-10 Employees

O3 Merchant Services, based in Glendale, California, operates as a full-service payment processor and registered ISO within the financial services sector. It serves a wide range of clients, including retail stores, restaurants, mobile merchants, mail/phone order businesses, and online enterprises, enabling them to accept credit and debit card payments and electronic checks. The company emphasizes secure, high-speed transaction processing and provides transaction-level insights to help clients understand and optimize their payment activity. 

Targeting small to medium-sized businesses and individuals across retail, e-commerce, and mail/phone order channels, O3 supports broad card acceptance to expand payment options. The provider indicates its terms are designed to reduce common fees and contractual obligations seen with other providers.

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