Optimus Cards

Infrastructure provider for

Optimus Cards identifies Optimus Cards UK Limited as an FCA-authorised electronic-money institution and Mastercard principal member.

Relationship documented by the official source.

Lithuanian electronic-money institution issuing the European Nexo Card programme

Uphold identifies Optimus Cards UK Limited as the e-money and card issuer for its UK Mastercard programme.

Relationship documented by the official source.

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Channels, identity and sources

Public name: Optimus Cards
Legal name: Optimus Cards UK Limited
Status: Active

Official channels and media

Official websiteoptimuscards.com

Verifiable references

Last verified: 2026-08-26

Optimus Cards
Optimus Cards · optimuscards.com · primary source
Current legal entity, FCA EMI authorisation, company number, and Mastercard principal membership.
Accessed 2026-08-26
Optimus Cards complaints
Optimus Cards · optimuscards.com · primary source
Current postal complaints address and regulated complaints pathway.
Accessed 2026-08-26
Uphold UK debit card
Uphold · uphold.com · primary source
Current Optimus issuer role, UK card programme, and e-money protection boundary.
Accessed 2026-08-26

Optimus Cards

UK electronic-money institution and principal Mastercard member issuing the UK Uphold Card

InstitutionFintech & BankingPartially verified

Official site Rank project View location

Ecosystems

Uphold, Mastercard, Electronic Money, Payments

Legal contact

London, United Kingdom

Type

Institution

References

Where Optimus Cards operates

Explore full map

1 mapped point

Operations51.52, -0.14

Optimus Cards complaints contact

London, United Kingdom

Verified addressLegal contact

Eastcastle House, 27/28 Eastcastle Street, London W1W 8DH, United Kingdom

Optimus publishes this as a complaints postal address; the directory does not promote it to headquarters.

Optimus Cards complaintsVerified 2026-08-26OpenStreetMap

Report correction

How Optimus Cards fits

A quick read based only on the facts recorded in this profile.

What it is

UK electronic-money institution and principal Mastercard member issuing the UK Uphold Card

Connects with

UpholdMastercardElectronic Money

Focus

emicard-issuermastercardpayments

Ecosystem network

UpholdMastercardElectronic MoneyPaymentsemicard-issuermastercardpaymentsuphold

Documented connections

Licensed by

Infrastructure provider for

Optimus Cards identifies Optimus Cards UK Limited as an FCA-authorised electronic-money institution and Mastercard principal member.

Relationship documented by the official source.

Lithuanian electronic-money institution issuing the European Nexo Card programme

Uphold identifies Optimus Cards UK Limited as the e-money and card issuer for its UK Mastercard programme.

Relationship documented by the official source.

Related profiles

DiPocket

NexoMastercard

Clear Junction

UK electronic-money institution providing accounts, virtual IBANs, and payment rails to regulated financial and digital-asset firms

Electronic MoneyVirtual IBANs

Monavate

UK and EEA electronic-money issuer and card programme infrastructure provider

MastercardCard Issuing

Multi-asset custodial platform with distinct US and UK debit-card programmes

BitcoinStablecoins

United Kingdom conduct regulator and AML supervisor for in-scope cryptoasset businesses

Financial ServicesElectronic Money

AstroPay

Multi-market payments wallet with stablecoin services and country-specific Mastercard cards

Polish self-custodial wallet and EEA crypto-card programme manager

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