A
- Accord Mortgages
- Aldermore Bank
- April Mortgages
- Atom Bank
B
- Bank of Ireland
- Barclays
- Better Homeownership
- Birmingham Midshires (BMS)
- Bluestone Mortgages
- Britannia
- Buckinghamshire Building Society
C
- Cambridge Building Society
- Chelsea Building Society
- Chorley Building Society
- Clydesdale Bank & Yorkshire Bank
- Coventry Building Society
- Cumberland Building Society
- Cynergy Bank
D
- Danske Bank
- Darlington Building Society
- Digital Mortgages
- Dudley Building Society
E
- Ecology Building Society
F
- First Direct
- Fleet Mortgages
- Furness Building Society
G
- Generation Home
- Godiva
H
- HSBC
- Halifax – Bank of Scotland
- Hanley Economic Building Society Panel
- Hinckley and Rugby Building Society
- Hodge Bank
I
- Ipswich Building Society
K
- Kent Reliance
L
- Landmark Mortgages
- Leeds Building Society
- Leek United Building Society
- LiveMore Capital
- Lloyds Bank
- Loughborough Building Society
M
- MPowered
- Mansfield Building Society
- Marsden Building Society
- Melton Mowbray Building Society
- Metro Bank
- Moda Mortgages
- Molo Finance
- Monmouthshire Building Society
N
- National Counties Building Society and Family Building Society
- Nationwide Building Society
- Natwest
- Natwest International
- Newbury Building Society
- Newcastle Building Society
P
- Paragon Mortgages
- Paragon Mortgages Ltd BTL LTD Company
- Penrith Building Society
- Pepper Money
- Platform
- Precise Mortgages
- Principality Building Society
R
- Royal Bank of Scotland (RBS)
S
- Sainsbury's Bank
- Santander
- Scottish Building Society
- Scottish Widows
- Skipton Building Society
- Stafford Railway Building Society
T
- TSB Bank
- The Cambridge Building Society
- The Co-Operative Bank
- The Family Building Society
- The Mortgage Lender
- The Mortgage Lender BTL LTD Company
- The Mortgage Works
- The Nottingham
- The Woolwich
- Tipton and Coseley Building Society
V
- Virgin Money Plc
W
- West Bromwich Building Society
Y
- Yorkshire Building Society