OK install
Roof window, tubular skylight and central vacuum sales and installation for homeowners and builders in South Bohemia
Highlights
- New on EvolcAdded 2026-11-11
About OK install
OK install s.r.o. sells and installs roof windows, tubular skylights (light tubes) and BEAM central vacuum systems. It also offers servicing and maintenance of windows, and designs central vacuuming solutions.
The company is a certified VELUX installer for roof windows and tubular skylights. Its customers include owners renovating family houses, builders looking for suppliers, and owners of commercial or industrial premises. Revenue comes from product sales and installation, with consultation and price calculation offered before work begins; delivery of goods across South Bohemia is free.
OK install was founded in 2009 and is registered as a s.r.o. in České Budějovice, where it is headquartered.
Product: Sale and installation of VELUX roof windows, tubular skylights and BEAM central vacuum systems, plus window servicing.
Public contracts
Contracts OK install signed since 1 Nov 2024, from the Slovak and Czech public contract registers. Values as published; amendments are not counted.
Customers
11 contracts with 7 buyers · 2.8M CZK
| Contracts | Value | |
|---|---|---|
| SPRÁVA DOMŮ s.r.o. | 5 | 649k CZK |
| Katastrální úřad pro Jihočeský kraj | 1 | 548k CZK |
| Slatinné lázně Třeboň s.r.o. | 1 | 128k CZK |
| Lesy České republiky, s.p. | 1 | 123k CZK |
| Jihočeský kraj | 1 | 76k CZK |
Open public tenders for OK install →
Latest contracts
- 2 Nov 2026 for SPRÁVA DOMŮ s.r.o. · výměna 4 ks střešních oken včetně rolet dle CN, J.Haška 2, ČB · 85k CZK register
- 9 Apr 2026 for SPRÁVA DOMŮ s.r.o. · výměna 6ks oken v ubytovně Městské policie včetně doplňků · 120k CZK register
- 20 Feb 2026 for SPRÁVA DOMŮ s.r.o. · Objednávka č. OBV2600323 - výměna střešních oken v bytě č. 5 dle CN. Krajinská 34, Č.Budějovice · 83k CZK register
- 5 Feb 2026 for SPRÁVA DOMŮ s.r.o. · SoD 04/2026 - Výměna střešních oken v byt. jednotce č.7 v byt. domě nám. Přemysla Otakara II. 31, České Budějovice · 211k CZK register
- 29 Jan 2026 for SPRÁVA DOMŮ s.r.o. · Objednávka č. OBV2600139 - výměna 7 ks střešních oken dle CN, J. Bendy 42, Č.Budějovice · 150k CZK register
- 31 Dec 2025 for Katastrální úřad pro Jihočeský kraj · SOD - stavební práce včetně dodávky materiálů - realizace stavby „KP Prachatice – Výměna střešních oken“ · 548k CZK register
Jobs at OK install
Leadership
- Jan Kostka · Jednatel (Managing director)Source: business register
- Oldřich Kostka · Jednatel (Managing director)Source: business register
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Website technologies
Tools and platforms detected on this company’s website, grouped by purpose. Dates record when Evolc observed them.
Analytics
- Google Analytics 4High confidence
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- Website resourcedeclared script/iframe or software asset
Content management
- WordPressHigh confidence
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Forms
- Google reCAPTCHAHigh confidence
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Frontend frameworks
- 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.