Castles Technology
Castles Technology is a hardware manufacturer operating across in-person card payments. Full rate, settlement and contract terms are in the commercial profile below.
Commercial profile
- Headline rate
- Bespoke per partner
- Settlement
- Per acquirer
- Contract
- Per acquirer
- Channels
- In-person card payments
- Tier
- Hardware manufacturer
Editorial notes
UK card-machine manufacturer; hardware partnered with multiple acquirers.
More from the panel
Compare against the full UK acquirer panel or check the head-to-head matchups.
Official site: Castles Technology
Founder & Managing Director, Muswell Rose, founder and PSC of Best Business Loans Ltd
Adam is the founder and managing director of Muswell Rose and a founder of Best Business Loans Ltd, the company behind MerchantHQ. His career runs through insurance, mortgages, commercial finance and fintech lending, including payments and merchant services. He writes the MerchantHQ library.
Last reviewed: 12 May 2026
Payments review: Derren Powell, payments and fintech specialist, formerly Vice President, Business Development (Merchants) at Mastercard. Reviewed 2026-08-19. Independent reviewer; the MerchantHQ editorial team retains control of the final content.