| 24-pay s.r.o. | PI | 13 Jul 2018 | NBS |
| 365.bank, a.s. | BANK · INV FIRM | 20 Nov 2013 | European Central Bank |
| Across Private Investments, o.c.p., a.s. | INV FIRM | 17 Dec 2002 | NBS |
| Arca Brokerage House o.c.p., a.s.WITHDRAWN | INV FIRM | 18 Nov 2003 | NBS |
| B.I.G. Invest, o.c.p., a.s. | INV FIRM | 29 Mar 2022 | NBS |
| Besteron a.s. | PI | 13 Jul 2018 | NBS |
| BLIK SK, a.s. | PI | 15 Nov 2018 | NBS |
| Burza cenných papierov v Bratislave, a.s. | VENUE | 1 Apr 1993 | NBS |
| CAPITAL MARKETS, o.c.p., a.s. | INV FIRM | 31 Oct 2007 | NBS |
| Československá obchodná banka, a.s. | BANK · INV FIRM | 25 Mar 2019 | European Central Bank |
| DCCS, s.r.o. | PI | 13 Jul 2018 | NBS |
| DLHOPIS, o.c.p., a.s.WITHDRAWN | INV FIRM | 28 May 2003 | NBS |
| European Investment Centre, o.c.p., a.s. | INV FIRM | 10 Sep 2009 | NBS |
| EVERIFIN s. r. o. | PI | 16 Jul 2021 | NBS |
| Finax, o.c.p., a. s. | AISP | 18 Nov 2020 | NBS |
| FINAX, o.c.p., a. s. | INV FIRM | 5 Dec 2017 | NBS |
| FINTECH SK s. r. o. | CASP | 19 Dec 2025 | NBS |
| Fintegence, s.r.o. | CASP | 18 Dec 2025 | NBS |
| Firefish Europe s.r.o | CASP | 2 Jan 2026 | NBS |
| FUMBI, s.r.o. | CASP | 18 Dec 2025 | NBS |
| HABERL Wealth Management, o. c. p., a. s. | INV FIRM | 23 Mar 2020 | NBS |
| Home Credit Slovakia, a.s. | PI | 13 Jul 2018 | NBS |
| Infinity ELITE, o.c.p., a.s.WITHDRAWN | INV FIRM | 31 Dec 2010 | NBS |
| International Investment Platform, o.c.p., a.s. | INV FIRM | 19 Dec 2008 | NBS |
| Invest4Life, o.c.p., a.s. | INV FIRM | 3 May 2018 | NBS |
| Investin, o.c.p., a.s.WITHDRAWN | INV FIRM | 15 May 2020 | NBS |
| K-PAY a.s. | PI | 21 Dec 2018 | NBS |
| Madison Six j. s. a. | CASP | 18 Dec 2025 | NBS |
| Mercurius Pro, o.c.p., a.s. | INV FIRM | 14 Sep 2017 | NBS |
| Okazio s.r.o. | CASP | 15 Jan 2026 | NBS |
| OMNIUM CAPITAL, o.c.p., a.s. | INV FIRM | 21 Dec 2017 | NBS |
| PARTNERS INVESTMENTS, o.c.p., a.s. | INV FIRM | 30 Apr 2019 | NBS |
| Payment Institution NFD a.s. | PI | 13 Jul 2018 | NBS |
| Payout a.s. | PI | 22 Feb 2019 | NBS |
| Penta Bank, a.s. | BANK · INV FIRM | 20 Nov 2013 | NBS |
| Prima banka Slovensko, a.s. | BANK · INV FIRM | 6 Dec 2013 | NBS |
| PRIVESTO CAPITAL, a.s., obchodník s cennými papiermiWITHDRAWN | INV FIRM | 12 Aug 2003 | NBS |
| PROXENTA Finance, o.c.p., a.s. | INV FIRM | 5 Mar 2012 | NBS |
| Prvá stavebná sporiteľňa, a.s. | BANK | 20 Nov 2013 | NBS |
| QuantOn Solutions, o.c.p., a.s. | INV FIRM | 2 Jun 2016 | NBS |
| RM - S Market o.c.p., a.s. | INV FIRM | 17 Oct 2003 | NBS |
| SAB o.c.p., a.s | INV FIRM | 16 Sep 2005 | NBS |
| SKPAY, a. s. | EMI | 4 Jul 2018 | NBS |
| Slovenská sporiteľňa, a.s. | BANK · INV FIRM | 1 Jan 2000 | European Central Bank |
| Slovenská záručná a rozvojová banka, a.s. | BANK | 20 Nov 2013 | NBS |
| Sympatia Financie, o.c.p., a.s. | INV FIRM | 8 Jul 2002 | NBS |
| Tatra banka, a.s. | BANK · INV FIRM | 1 Jan 2000 | European Central Bank |
| Trust Pay, a. s. | PI | 13 Jul 2018 | NBS |
| U.P. o.c.p., a.s.WITHDRAWN | INV FIRM | 18 Jun 2019 | NBS |
| Ultima Payments a.s. | PI | 25 Jan 2021 | NBS |
| VALOR, o.c.p., a.s. | INV FIRM | 6 Feb 2015 | NBS |
| Všeobecná úverová banka, a.s. | BANK · INV FIRM | 1 Jan 2000 | European Central Bank |
| Wealth Effect Management, o.c.p., a.s. | INV FIRM | 21 Jul 2017 | NBS |
| Winners Investments o.c.p., a.s. | INV FIRM | 7 Dec 2022 | NBS |
| Wüstenrot stavebná sporiteľňa, a.s. | BANK | 20 Nov 2013 | NBS |
| ZENIT kapital o.c.p., a.s.WITHDRAWN | INV FIRM | 7 Mar 2005 | NBS |