ISV Partner Programs

Gain access to a platform that includes developer tools, code samples, and expert resources to assist with full or semi-integrations with our payment API.


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ISV Partner Benefits

ISV Customer Benefits

Leverage Our Resources.

Scale to Grow Your ISV Payments.

API Gateway Library

Seamlessly integrate payments into your software. Check out our API documentation.

Merchant Portal

Gain critical insights through robust transaction reporting, reconciliation, and management tools.

Omni-Channel Payments

Support an omni-channel payment environment: swiped, dipped, keyed, or NFC.

Let’s make integrated payments simple.

Partner with Celero to simplify your integrations while building revenue.

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Our Office

Harpeth on The Green IV
100 Westwood Place, Suite 200
Brentwood, TN 37027

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We'd love to hear from you! Chat with our solutions experts by email.

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Merchant Support

Have any questions? Our customer service team is here to help.

864-672-1570 (Legacy Tandem Merchants)