ViOn
Slovak construction company for building and reconstruction projects, with construction-material recycling since 1993
Recent signals
What changed at ViOn in the last 6 months, newest first. Each line links to its public source.
- 22 Jun 2026 Public contract · Won €26k public contract: Zmluva o dielo č. 23-0705/S/2026 crz.gov.sk
- 10 Jun 2026 Public contract · Won €48k public contract from Obec Diakovce: Dohoda o vysporiadaní pohľadávok a záväzkov crz.gov.sk
- 1 Jun 2026 Public contract · Won €2.1M public contract from Ministerstvo vnútra SR: Zmluva o dielo č. SVO-RVO1-2026/000560-015 crz.gov.sk
About ViOn
ViOn a.s. is a Slovak construction company that carries out building and reconstruction projects. Its website also notes a construction-material recycling program, started in 1993.
The website states that in almost 30 years the company has completed 700 construction projects with investments of more than 600 000 000 EUR. Its listed references include the Reduta reconstruction in Bratislava, the reconstruction of the castle in Bratislava and the Mochovce power plant.
ViOn was founded in 1998 and is headquartered in Zlaté Moravce, where its ViOn site was completed and opened in 1998. Business activity is listed on the website as starting in 1991.
Product: Construction and reconstruction projects, with a construction-material recycling program.
Financials
| FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | |
|---|---|---|---|---|---|
| Revenue | €31.0M | €31.5M | €37.8M | €31.6M | €25.2M |
| Growth | −2% | −17% | +20% | +26% | — |
| EBITDA | −€50k | €921k | €1.0M | €1.0M | €785k |
| Operating profit | −€610k | €346k | €409k | €289k | €179k |
| Net profit | −€843k | €81k | €23k | €66k | €33k |
| Net margin | −2.7% | 0.3% | 0.1% | 0.2% | 0.1% |
| Personnel costs | €4.6M | €4.6M | €4.7M | €4.5M | €4.2M |
| Total assets | €15.3M | €15.9M | €15.5M | €18.6M | €17.5M |
| Cash | €1.4M | €2.5M | €3.8M | €3.0M | €1.7M |
| Liabilities | €8.5M | €8.3M | €7.9M | €10.8M | €9.7M |
| Equity | €6.8M | €7.7M | €7.6M | €7.8M | €7.7M |
As filed with RÚZ (Slovak register of financial statements). Each year links to its statement.
Public contracts
Contracts ViOn signed since 1 Nov 2024, from the Slovak and Czech public contract registers. Values as published; amendments are not counted.
Customers
32 contracts with 24 buyers · €26.9M
| Contracts | Value | |
|---|---|---|
| Obec Bušince | 1 | €10.2M |
| Ministerstvo vnútra SR | 1 | €2.1M |
| Slovenské národné múzeum | 1 | €1.8M |
| Mesto Trnava | 1 | €1.1M |
| Obec Topoľčianky | 1 | €1.0M |
| Obec Mníchova Lehota | 1 | €962k |
| Obec Klátova Nová Ves, č. 100, 958 44 Klátova Nová Ves | 1 | €959k |
| Mesto Trenčianske Teplice | 2 | €912k |
Open public tenders for ViOn →
Suppliers
4 contracts with 2 suppliers · €25k
| Contracts | Value | |
|---|---|---|
| Obec Machulince | 3 | €25k |
| Základná škola, Školská ulica 56/6, Oslany | 1 | — |
Latest contracts
- 1 Sep 2026 from Základná škola, Školská ulica 56/6, Oslany · Zmluva o refundácii nákladov č. 1/2026 register
- 10 Jun 2026 for Obec Diakovce · Dohoda o vysporiadaní pohľadávok a záväzkov · €48k register
- 1 Jun 2026 for Ministerstvo vnútra SR · Zmluva o dielo č. SVO-RVO1-2026/000560-015 · €2.1M register
- 1 Jun 2026 for Slovenské národné múzeum · ZMLUVA O DIELO · €1.8M register
- 29 May 2026 for Mesto Liptovský Hrádok · Zmluva o dielo · €115k register
- 27 May 2026 from Obec Machulince · 31/2026, Názov: Zmluva o dielo č. 28-2005/S/2026 · €10k register
Public tenders won
5 tenders won since 1 Jan 2024 from 4 public buyers in Slovakia, worth €12.1M as awarded. From EU award notices (TED) that name ViOn by its registry number.
- 4 Jun 2026 Ministerstvo vnútra Slovenskej republiky · Topoľčianky, Centrálny logistický sklad, rekonštrukcia tepelného hospodárstva · €1.7M notice
- 6 Nov 2025 Mesto Levice · Poskytovanie verejnoprospešných služieb na úseku čistenia miestnych ciest · €817k notice
- 6 Nov 2025 Mesto Levice · Poskytovanie verejnoprospešných služieb na úseku údržby miestnych ciest a verejných priestranstiev · €1.3M notice
- 14 Aug 2025 Obec Bušince · Kanalizácia a ČOV Bušince · €8.3M notice
- 4 Jun 2024 Slovenská správa ciest · I/51 A II/511 VRÁBLE, KRIŽOVATKA notice
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Website technologies
Tools and platforms detected on this company’s website, grouped by purpose. Dates record when Evolc observed them.
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Website detection does not establish a paid subscription or company-wide use. Tools loaded after consent or sign-in may be missed. “No longer observed” does not prove the company stopped using a tool.