SERIO
Thermal energy equipment, installation and servicing for heat-system operators, property managers and apartment-owner associations
Highlights
- ProfitableFY2025 net profit €278k · RÚZ
- New on EvolcAdded 2026-11-09
About SERIO
SERIO supplies thermal energy equipment and provides installation, technical services, and authorized servicing, including warranty and post-warranty service for Grundfos pumps. Its products include heating systems, heat pumps, solar equipment, pipes, pumps, heat exchangers, valves, and heat and water meters.
Customers include operators of heating equipment and heat networks, apartment building managers, apartment-owner associations, resellers, and installation firms. The company prepares product and technical quotations and supports distribution and installation partners.
SERIO s.r.o. was founded in 2012 and is based in Spišská Nová Ves, Slovakia. It serves customers across Slovakia.
Product: Thermal energy equipment sales, installation, technical support, and authorized pump servicing.
Financials
| FY2025 | FY2024 | FY2023 | FY2022 | FY2021 | |
|---|---|---|---|---|---|
| Revenue | €4.6M | €5.3M | €2.4M | €2.5M | €2.7M |
| Growth | −13% | +120% | −5% | −7% | — |
| EBITDA | €433k | €433k | €178k | €168k | €162k |
| Operating profit | €364k | €376k | €134k | €121k | €120k |
| Net profit | €278k | €283k | €95k | €85k | €86k |
| Net margin | 6% | 5.3% | 4% | 3.4% | 3.2% |
| Personnel costs | €394k | €321k | €234k | €160k | €146k |
| Total assets | €1.8M | €2.1M | €1.4M | €1.3M | €1.4M |
| Cash | €970k | €657k | €652k | €329k | €354k |
| Liabilities | €310k | €774k | €306k | €292k | €402k |
| Equity | €1.5M | €1.3M | €1.1M | €1.0M | €976k |
As filed with RÚZ (Slovak register of financial statements). Each year links to its statement.
Public contracts
Contracts SERIO signed since 1 Nov 2024, from the Slovak and Czech public contract registers. Values as published; amendments are not counted.
Customers
10 contracts with 5 buyers · €7.6M
| Contracts | Value | |
|---|---|---|
| SABYT, s.r.o. | 1 | €4.6M |
| TEPELNÉ HOSPODÁRSTVO s.r.o. Košice | 3 | €1.5M |
| Popradská energetická spoločnosť, s.r.o. | 2 | €895k |
| MH Teplárenský holding, a.s. | 1 | €646k |
| Gymnázium a Stredná odborná škola techniky a služieb | 2 | — |
Open public tenders for SERIO →
Latest contracts
- 14 May 2026 for Popradská energetická spoločnosť, s.r.o. · Zmluva o dielo č. ZM-O-7/2026 · €453k register
- 26 Feb 2026 for TEPELNÉ HOSPODÁRSTVO s.r.o. Košice · Zmluva o Dielo · €1.4M register
- 10 Dec 2025 for TEPELNÉ HOSPODÁRSTVO s.r.o. Košice · Darovacia zmluva · €400 register
- 28 Oct 2025 for SABYT, s.r.o. · Zmluva o dielo · €4.6M register
- 18 Sep 2025 for Gymnázium a Stredná odborná škola techniky a služieb · Zmluva o zabezpečení odborného výcviku žiakov register
- 18 Sep 2025 for Gymnázium a Stredná odborná škola techniky a služieb · Zmluva o zabezpečení odborného výcviku žiakov register
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Website technologies
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- jQueryHigh confidence
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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.