# DSK Bank

> Source: https://docs.barcoder.ai/docs/wallets/dsk-bank
> research date 2026-05-30 · extracted at 2026-10-03
> Publisher: Barcoder — encyclopedia of QR, barcode and payment-code standards

Specifications:
- [DSK Bank — official](https://dskbank.bg/)

## Overview

**DSK Bank** is **Bulgaria's 2nd largest bank by assets with 18.93% Bulgarian market share 2025** + **OTP Group subsidiary** + **largest number of clients in Bulgaria** <sup>[1][1], [2][2], [Bulgaria report](https://docs.barcoder.ai/docs/payments/BG)</sup>. **2025 baseline**: DSK Bank 2.6M+ Bulgarian customers (largest number of clients in Bulgaria; leader in trust amongst Bulgarian financial services users) + total assets +17.90% YoY 2025; **DSK Smart mobile banking application + DSK Direct desktop online banking suite**; **DSK Bank + Backbase Engagement Banking Platform partnership** (Backbase Engagement Banking Platform aligns with DSK Bank's mobile-first strategy); **DSK Bank + O-City partnership** (contactless payments in Bulgarian public transport + smart city digital transformation).

**Distinctive DSK Bank positioning** <sup>[1][1], [2][2], [3][3], [4][4]</sup>:
- **Bulgaria's 2nd largest bank by assets with 18.93% Bulgarian market share 2025** + total assets +17.90% YoY 2025
- **OTP Group subsidiary** (OTP Group = Hungary's largest bank + major CEE banking group; 12M+ customers; 9-country presence; Hungarian OTP Bank parent BSE: OTP)
- **2.6M+ Bulgarian customers** (largest number of clients in Bulgaria; leader in trust amongst Bulgarian financial services users)
- **DSK Smart mobile banking application + DSK Direct desktop online banking suite**
- **DSK Bank + Backbase Engagement Banking Platform partnership** (Backbase Engagement Banking Platform aligns with DSK Bank's mobile-first strategy)
- **DSK Bank + O-City partnership** (contactless payments in Bulgarian public transport + smart city digital transformation)
- **May 1951 Държавна спестовна каса (Bulgarian State Savings Bank) founding** (DSK Bank ultimate Bulgarian state savings bank heritage)

## History

**May 1951 — Държавна спестовна каса (Bulgarian State Savings Bank) founded** in Bulgaria — distinctive Bulgarian state savings bank heritage (DSK Bank ultimate predecessor).

**1998 — Bulgarian State Savings Bank converted to commercial bank**.

**1999 — Bulgarian State Savings Bank renamed DSK Bank** (Държавна спестовна каса) + commercialized.

**Oct 2003 — OTP Group (Hungary) acquires DSK Bank from Bulgarian government** for $311M post-Bulgarian banking privatization — distinctive Hungarian-Bulgarian banking acquisition.

**2010 — DSK Smart mobile banking application launches**.

**2024 — DSK Bank + Backbase Engagement Banking Platform partnership** (Backbase Engagement Banking Platform aligns with DSK Bank's mobile-first strategy) <sup>[3][3]</sup>.

**2025 — DSK Bank 2.6M+ Bulgarian customers + Bulgaria's 2nd largest bank by assets with 18.93% Bulgarian market share + total assets +17.90% YoY** <sup>[1][1], [2][2]</sup>.

## Ownership & operator

**Operating entity**: **DSK Bank AD** (OTP Group subsidiary).

**Parent**: **OTP Bank Nyrt.** (BSE: OTP) — Hungary's largest bank + major CEE banking group; 12M+ customers; 9-country presence.

**Regulators**: **BNB (Bulgarian National Bank) + ECB** (Bulgarian banking supervision under EU SSM scope).

## Technical integration

**DSK Smart mobile banking application** (iOS + Android; OTP Group's Bulgarian distinctive mobile-first strategy) + **DSK Direct desktop online banking suite** + dskbank.bg online + DSK Bank cards (Visa + Mastercard + Maestro) + DSK Bank Bulgarian branch network; SEPA Instant + Bulgarian BISERA + Bulgarian RINGS; **DSK Bank + Backbase Engagement Banking Platform partnership** (Backbase Engagement Banking Platform aligns with DSK Bank's mobile-first strategy); **DSK Bank + O-City partnership** (contactless payments in Bulgarian public transport + smart city digital transformation).

## Users & growth

**2025**: DSK Bank 2.6M+ Bulgarian customers (largest number of clients in Bulgaria) + Bulgaria's 2nd largest bank by assets with 18.93% Bulgarian market share + total assets +17.90% YoY 2025.

## Use cases

Bulgarian retail + private + corporate + SME + investment + insurance banking via DSK Smart + DSK Direct online + cards + branches; SEPA Instant + Bulgarian BISERA + Bulgarian RINGS; **DSK Bank + Backbase Engagement Banking Platform partnership** (mobile-first strategy); **DSK Bank + O-City partnership** (contactless payments in Bulgarian public transport + smart city digital transformation).

## Implementations & partners

**Operator**: DSK Bank AD (OTP Group subsidiary); **OTP Bank Nyrt. (BSE: OTP) parent**.

**OTP Group sister entities**: [OTP Bank (Hungary)](https://docs.barcoder.ai/docs/wallets/otp-bank) (Hungary parent; BSE: OTP) + OTP Bank Romania + OTP Bank Croatia + OTP Bank Slovakia + OTP Bank Serbia + OTP Bank Albania + OTP Bank Slovenia + OTP Bank Montenegro + OTP Bank Moldova + 9-country OTP Group CEE presence.

**Strategic partnerships**: **DSK Bank + Backbase Engagement Banking Platform partnership** (mobile-first strategy) + **DSK Bank + O-City partnership** (contactless payments in Bulgarian public transport + smart city digital transformation).

**Major Bulgarian banking competitors**: [UniCredit Bulbank](https://docs.barcoder.ai/docs/wallets/unicredit-bulbank) (UniCredit's Bulgarian subsidiary; one of largest Bulgarian banks; Bulbank Mobile distinctive Bulgarian banking app) + Postbank (Eurobank's Bulgarian subsidiary; post-Eurobank acquisition 2016) + ProCredit Bank (Bulgarian Procredit subsidiary; ProCredit Group German banking parent) + Allianz Bank Bulgaria (Allianz Group's Bulgarian subsidiary) + Fibank (First Investment Bank; Bulgarian flagship) + Central Cooperative Bank (CCB; Bulgarian cooperative bank).

**Regulators**: BNB + ECB.

## Fun facts

- **Bulgaria's 2nd largest bank by assets with 18.93% Bulgarian market share 2025** + total assets +17.90% YoY 2025.
- **OTP Group subsidiary** (OTP Group = Hungary's largest bank + major CEE banking group; 12M+ customers; 9-country presence).
- **2.6M+ Bulgarian customers** (largest number of clients in Bulgaria; leader in trust amongst Bulgarian financial services users).
- **DSK Smart mobile banking application + DSK Direct desktop online banking suite**.
- **DSK Bank + Backbase Engagement Banking Platform partnership** (Backbase Engagement Banking Platform aligns with DSK Bank's mobile-first strategy).
- **DSK Bank + O-City partnership** (contactless payments in Bulgarian public transport + smart city digital transformation).
- **May 1951 Държавна спестовна каса (Bulgarian State Savings Bank) founding** (DSK Bank ultimate Bulgarian state savings bank heritage).
- **Oct 2003 OTP Group (Hungary) acquires DSK Bank from Bulgarian government for $311M** post-Bulgarian banking privatization — distinctive Hungarian-Bulgarian banking acquisition.

## Comparison

| Feature | DSK Bank | [UniCredit Bulbank](https://docs.barcoder.ai/docs/wallets/unicredit-bulbank) (UniCredit's Bulgarian subsidiary rival; one of largest Bulgarian banks) | Postbank (Eurobank's Bulgarian subsidiary rival; post-Eurobank acquisition 2016) | Fibank (First Investment Bank; Bulgarian flagship rival) | [OTP Bank (Hungary)](https://docs.barcoder.ai/docs/wallets/otp-bank) (OTP Group Hungarian parent flagship; DSK Bank parent) |
|---|---|---|---|---|---|
| Operator | **DSK Bank AD (OTP Group subsidiary; OTP Bank Nyrt. parent BSE: OTP)** | UniCredit Bulbank AD (UniCredit S.p.A. parent BIT: UCG) | Postbank AD (Eurobank S.A. parent) | First Investment Bank AD (BSE: 5F4) | OTP Bank Nyrt. (BSE: OTP) |
| Type | **Bulgaria's 2nd largest bank by assets with 18.93% Bulgarian market share 2025 + OTP Group subsidiary + 2.6M+ Bulgarian customers (largest number of clients in Bulgaria) + DSK Smart + DSK Direct + Backbase Engagement Banking Platform partnership + O-City partnership (Bulgarian public transport contactless payments)** | UniCredit's Bulgarian subsidiary + Bulbank Mobile distinctive Bulgarian banking app + 15%+ remote sales of financial products | Eurobank's Bulgarian subsidiary post-2016 Eurobank acquisition | First Investment Bank Bulgarian flagship + Fibank Mobile | Hungary's largest bank + major CEE banking group + 12M+ customers + 9-country presence + Hungarian OTP Bank parent |
| Country | BG | BG | BG | BG | HU + 8+ CEE countries |
| Distinctive | **May 1951 Държавна спестовна каса (Bulgarian State Savings Bank) founding (Bulgarian state savings bank heritage); 1998 commercial bank conversion; 1999 DSK Bank rename + commercialization; Oct 2003 OTP Group $311M Bulgarian government acquisition; 2010 DSK Smart launch; 2024 Backbase Engagement Banking Platform partnership; 2025 Bulgaria's 2nd largest bank with 18.93% market share + total assets +17.90% YoY** | UniCredit Bulgarian subsidiary | Eurobank Bulgarian subsidiary post-2016 Eurobank acquisition | 1993 First Investment Bank founding in Sofia, Bulgaria | 1949 Hungarian National Savings Bank founding; 1990 OTP Bank rebrand post-Hungarian banking commercialization; pan-CEE expansion |

## Status

**Active, Bulgaria's 2nd largest bank by assets with 18.93% Bulgarian market share 2025 + OTP Group subsidiary + largest number of clients in Bulgaria** <sup>[1][1], [2][2], [3][3], [4][4]</sup>:
- **DSK Bank AD (OTP Group subsidiary; OTP Bank Nyrt. parent BSE: OTP)** since May 1951 Държавна спестовна каса (Bulgarian State Savings Bank) founding + 1998 commercial bank conversion + 1999 DSK Bank rename + Oct 2003 OTP Group $311M Bulgarian government acquisition.
- **2.6M+ Bulgarian customers (largest number of clients in Bulgaria) + Bulgaria's 2nd largest bank by assets with 18.93% Bulgarian market share + total assets +17.90% YoY 2025**.
- **DSK Smart mobile banking application + DSK Direct desktop online banking suite + 2024 Backbase Engagement Banking Platform partnership + DSK Bank + O-City Bulgarian public transport contactless payments partnership**.
- **BNB + ECB regulated**.

## Sources

[1]: https://thebanks.eu/banks/10751 "DSK Bank AD (Bulgaria) — Bank Profile"
[2]: https://dskbank.bg/en/individual-clients/about-us/for-dsk-bank "About DSK Bank — DSK Bank"
[3]: https://www.backbase.com/press/dsk-bank-member-of-otp-group-partners-with-backbase-to-accelerate-its-digital-transformation "DSK Bank, member of OTP group, partners with Backbase to accelerate its digital transformation"
[4]: https://www.o-city.com/blog/o-city-and-dsk-banks-team-up-to-launch-contactless-payments-in-bulgaria-and-to-accelerate-the-drive-towards-digital-transformation "O-CITY and DSK Bank's team up to launch contactless payments in Bulgarian public transport"
[bg-cro]: https://docs.barcoder.ai/docs/payments/BG

- [1] [DSK Bank AD (Bulgaria) — Bank Profile][1]
- [2] [About DSK Bank — DSK Bank][2]
- [3] [DSK Bank, member of OTP group, partners with Backbase to accelerate its digital transformation][3]
- [4] [O-CITY and DSK Bank's team up to launch contactless payments in Bulgarian public transport][4]
- <sup>[Bulgaria report](https://docs.barcoder.ai/docs/payments/BG)</sup> In-corpus: `reports/countries/BG-bulgaria.md`

## Source

Biography extracted from [dsk-bank.md](https://docs.barcoder.ai/source/wallets/dsk-bank). See `matrix.md` for standards-support matrix if present.