Become a Costello affiliate
Earn 30% recurring commission for 12 months on every business you refer.
By joining you agree to the affiliate terms. Commission is paid only on genuine new customers who pay. Self-referrals (referring your own account, family, or company) and fraudulent referrals don't earn commission and may result in removal from the programme. Commission is held 30 days and reversed on refunds or chargebacks.
Already an affiliate? Log in