2018 | 2017 | Name | Country | 2018 | 2017 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|
| 1 | 1 | Guinness | United Kingdom | $2,528M | $2,299M | AA | AAA- |
| 2 | 4 | Allied Irish Banks (AIB) | Ireland | $2,262M | $1,544M | AA- | AA- |
| 3 | 2 | Primark / Penney's | United Kingdom | $2,149M | $2,033M | AA+ | AAA- |
| 4 | 3 | Ryanair | Ireland | $1,861M | $1,704M | AA+ | AA+ |
| 5 | 7 | Smurfit Kappa | Ireland | $1,470M | $1,331M | AA | AA- |
| 6 | 8 | DCC | Ireland | $1,352M | $1,288M | A | A |
| 7 | 5 | Bank of Ireland | Ireland | $1,074M | $1,465M | A+ | AA- |
| 8 | 9 | Jameson | Ireland | $927M | $863M | AA | AA |
| 9 | 10 | Ardagh | Ireland | $837M | $751M | A+ | A+ |
| 10 | null | Kingspan Group | Ireland | $819M | $0M | A | null |