Built by specialists who got tired of watching good merchants get frozen
Gray Merchants is a high-risk payment ISO that places dedicated merchant accounts for businesses at every risk level — from low-risk retail and e-commerce to 50+ high-risk industries. Our team brings 10+ years in high-risk payment processing, and we hand-underwrite every business we place, so you get a stable merchant account instead of a sudden freeze six months in.
Underwriting that actually looks at your business
Gray Merchants exists because mainstream processors lean on automated risk filters instead of looking at individual merchants. When a business grows fast or operates in a flagged category, those filters shut the account down without a human ever reviewing the file.
Our team spent 10+ years underwriting high-risk merchants at traditional processors — and watched legitimate businesses get frozen overnight. Gray Merchants was built to fix that: we review your business, your compliance, and your processing history upfront, before we ever submit you to a bank, so the account we place is built to last, not just to get you approved on day one. That same discipline shapes how we handle chargeback prevention and dispute defense once you go live — keeping your ratio low and your merchant account in good standing with the bank.
99% of qualified applications approved · $0 setup fee · Underwriting decisions in 24–48 hours
The ISO model, explained plainly
Gray Merchants is an independent sales organization (ISO): we do not hold your money or process your transactions ourselves. We underwrite your file, place it with the acquiring bank best suited to it, and manage the relationship on your behalf. The account — and the money — is yours, at the bank.
We review your file first
Before a bank ever sees your application, our underwriting team reviews your business model, website compliance, processing history, and documentation — and fixes the issues that trigger declines.
We match you to the right bank
Every acquiring bank has an appetite: industries it accepts, volumes it supports, risk it tolerates. We place your file with the partner from our 70+ relationships most likely to approve it and keep it stable.
The bank issues your account
You get a dedicated merchant ID issued by a real acquiring bank in your business name — not a sub-account pooled under ours. Your terms come in writing before you sign.
We stay on the account
After go-live we remain your point of contact for chargeback alerts, volume increases, additional MIDs, and anything the bank raises — so a flag becomes a conversation, not a freeze.
Three principles behind every placement
Upfront human underwriting
Aggregators approve in minutes and audit you later — that is why accounts freeze weeks in. We do the compliance review before you process, so the account we place is built to last: policy and disclosure checks, refund-channel validation, and correct MCC classification from day one.
Redundancy by design
Relying on a single merchant account is a business risk. For merchants who need it, we structure multiple MIDs across separate banks so volume can shift by card brand, region, or threshold — and a problem at one bank never stops all your processing.
Chargeback defense as standard
We connect accounts to pre-chargeback alert networks (Verifi and Ethoca) so disputes can be refunded or answered inside the issuer window, before they count against your ratio and your standing with the bank.
How we stay compliant
Every placement follows card brand rules and our partner banks’ compliance standards.
Gray Merchants, a division of MIDCORE Operations LLC
Common questions about Gray Merchants
What does Gray Merchants do?
Gray Merchants is a high-risk payment ISO that places dedicated merchant accounts for businesses at every risk level — from low-risk retail, e-commerce, and professional services to 50+ high-risk industries. We work with 70+ bank, processor, and acquirer partnerships, hand-underwrite each application, and set up chargeback prevention so accounts stay stable — with a 24–48 hour underwriting decision and $0 setup fee.
Is Gray Merchants a payment processor or a broker?
Gray Merchants is a payment ISO providing merchant services. We work directly with acquiring banks and their underwriting teams on your behalf. You get a dedicated merchant account issued by the bank — not a sub-account or shared account under our name.
What industries does Gray Merchants serve?
Gray Merchants serves businesses at every risk level — from low-risk retail, professional services, and standard e-commerce to 50+ high-risk industries including CBD and hemp, nutraceuticals, firearms, online gaming, travel, coaching, credit repair, and subscription businesses. Whether you are brand-new, scaling, switching processors, or were declined elsewhere, contact us.
Who operates Gray Merchants?
Gray Merchants is a domestic payment ISO and a division of MIDCORE Operations LLC. Our team includes experienced specialists, ISO agents, and payment industry veterans with 10+ years of backgrounds in acquiring banking, chargeback management, and risk compliance.
How do I get started with Gray Merchants?
Apply online in a few minutes — there is no application fee and no long-term commitment required to apply. You will receive a response within 4 business hours. We will review your business, recommend the optimal account structure, and begin the acquirer placement process.
See how we work
Dig into why merchants choose us, the high-risk industries we serve, and our approach to high-risk merchant accounts. For merchants who need redundancy, see how we structure multiple MIDs across separate banks so a single flag never stops all your card processing.