Here are the banks Kestrl able to connect to using Open Banking
PTSB
M&S Bank
Hello bank!
Tide
Starling
Barclays
Barclays Business
first direct
Halifax
HSBC
HSBC Business
Monzo
Nationwide
Revolut
Santander
Tesco Bank
Ulster Bank
Starling
TSB
NatWest
Lloyds
Lloyds Business
Wise
AIB
Amex
Bank of Ireland
Bank of Scotland
Banque Populaire
Barclaycard
BNP Paribas
Caisse d'Epargne
Capital One
Crédit Agricole
Crédit Mutuel
Danske Bank
Ulster Bank ROI
ABN Amro
Wise Spain
Société Générale
Yorkshire Building Society
Bank of Ireland Business
BBVA
Caixa
Comdirect
MBNA
Revolut Finland
Revolut Poland
Royal Bank of Scotland Bankline
Wise Ireland
mBank
Royal Bank of Scotland
Revolut Spain
Wise France
Revolut Ireland
Revolut France
Cashplus
Mettle Bank
NatWest Bankline
Rabobank
Revolut Austria
AIB Business
American Express
Banco de Sabadell
Banco Santander
Bank of Scotland Business
Chelsea Building Society
Commerzbank
Deutsche Bank
HypoVereinsbank
ING
ING
ING
ING
ING Poland
Lloyds Commercial
Revolut Belgium
Revolut Germany
Revolut Lithuania
Revolut Netherlands
Revolut Portugal
Revolut Sweden
Santander Bank Polska
SEB Bank
Sparkasse
SwedBank Lithuania
Ulster Bankline
Virgin Money
Wise Germany
Wise Italy
Revolut Italy
Revolut Estonia
Wise Belgium

The Kestrl Account is issued by Contis Financial Services Ltd who are authorised by the Financial Conduct Authority under the Electronic Money Regulations 2011 (registered number 900025). The Kestrl Account and Card are electronic money products which are not covered by the Financial Services Compensation Scheme. The funds will be safeguarded by Contis Financial Services Ltd.
Kestrl Ltd (registration number: 12297799) is acting as an agent of TrueLayer, who is providing the regulated Account Information Service, and is authorised by the Financial Conduct Authority under the Electronic Money Regulations 2011 (Firm Reference Number: 927200)

The Kestrl Account is issued by Contis Financial Services Ltd who are authorised by the Financial Conduct Authority under the Electronic Money Regulations 2011 (registered number 900025). The Kestrl Account and Card are electronic money products which are not covered by the Financial Services Compensation Scheme. The funds will be safeguarded by Contis Financial Services Ltd.
Kestrl Ltd (registration number: 12297799) is acting as an agent of TrueLayer, who is providing the regulated Account Information Service, and is authorised by the Financial Conduct Authority under the Electronic Money Regulations 2011 (Firm Reference Number: 927200)