EMS proudly offers businesses in Houston a suite of secure payment processing solutions for both online and in-person transactions. You can make payment with a credit card or electronic check through the payconnecxion.MAC Marketing offers merchant services in Houston, TX. We provide credit card processing, ACH settlement, and more! SOSDirect accepts most credit cards, LegalEase and allows for prefunded client accounts. Start accepting credit cards for your small business today! We are Houston's first choice for accepting credit card payments for small businesses. The Payment Portal displays only the payment options available for each account. Possible payment options are: WebEFT (Electronic Check) Credit card (American Express, Discover, MasterCard, or Visa. Credit Card - in person with valid I.D.. Check Requirements: Made payable to Teneshia Hudspeth, Harris County Clerk.