Kostak, komunalno in gradbeno podjetje, d.d.: public contracts won
Kostak, komunalno in gradbeno podjetje, d.d. (kostak.si) won 33 public contract awards from 18 public buyers between 2024-02-23 and 2026-10-21; the 15 it won alone that state a value total €123.2M. Source: Arcadium Data, data as of .
At a glance
- Latest win: Obdelava mešanih komunalnih odpadkov, kosovnih odpadkov in bioloških odpadkov za potrebe JP Komunala Brežice…, Javno podjetje Komunala Brežice d.o.o., 2026-10-21, €4.3M
- Active public contracts: 8 with an end date in the next 18 months (3 stated, 5 estimated). Next to end: 2026-11-26, Javno podjetje Komunala Brežice d.o.o. (estimated: signed + duration, estimated)
- Track record: first award 2024-02-23, 33 awards; top buyers: JAVNO PODJETJE VODOVOD KANALIZACIJA SNAGA d.o.o. (4), JAVNO KOMUNALNO PODJETJE KOMUNALA KOČEVJE d.o.o. (3), JAVNO PODJETJE CENTRALNA ČISTILNA NAPRAVA DOMŽALE - KAMNIK d.o.o. (3)
Follow this company Counts as of the latest notices in our database.
Contracts ending in the next 18 months
| Ends | Contract | Buyer | Value | End date basis |
|---|---|---|---|---|
| 2026-11-26 | Obdelava mešanih komunalnih odpadkov in kosovnih odpadkov | Javno podjetje Komunala Brežice d.o.o. (SI) | €1.8M | estimated: signed + duration |
| 2026-12-31 | Obdelava mešanih komunalnih odpadkov | JAVNO PODJETJE KOMUNALA d.o.o. Sevnica (SI) | €580k | end date stated |
| 2026-12-31 | Prevzem, prevoz, obdelava in odstranjevanje mešanih komunalnih odpadkov v letu 2026 | Komunala Tolmin, javno podjetje, d.o.o. (SI) | €603k | end date stated |
| 2027-02-28 | Prevzem in obdelava bioloških odpadkov | Javno podjetje Komunala Brežice d.o.o. (SI) | €351k | end date stated |
| 2027-06-04 | Prevzem, odvoz, obdelava in odstranjevanje odpadkov | JAVNO KOMUNALNO PODJETJE KOMUNALA KOČEVJE d.o.o. (SI) | €1.1M | estimated: signed + duration |
| 2027-06-13 | Prevzem digestata z EWC oznako 19 06 04 iz obdelave KO v RCERO za obdobje 36 mesecev | JAVNO PODJETJE VODOVOD KANALIZACIJA SNAGA d.o.o. (SI) | €4.1M | estimated: signed + duration |
| 2027-06-13 | Prevzem in predelava ali odstranjevanje blata iz CČN Šaleške doline | KOMUNALNO PODJETJE VELENJE Izvajanje komunalnih dejavnosti, d.o.o (SI) | €850k | estimated: signed + duration |
| 2027-12-03 | Vzdrževanje kanalizacijskega omrežja NEK in odvoz komunalnega odpada v letih 2025, 2026 in 2027 | NUKLEARNA ELEKTRARNA KRŠKO d.o.o. (SI) | €623k | estimated: signed + duration |
Contracts ending = award notices naming Kostak, komunalno in gradbeno podjetje, d.d. whose contract period ends in the next 18 months: the end date the notice states, else its start or signature date plus the stated duration. 8 contracts.
Awards per month
Contract award notices naming Kostak, komunalno in gradbeno podjetje, d.d. as a winner, by publication month, 2023-11 to 2026-10.
Top public buyers
| Buyer | Awards |
|---|---|
| JAVNO PODJETJE VODOVOD KANALIZACIJA SNAGA d.o.o. | 4 |
| JAVNO KOMUNALNO PODJETJE KOMUNALA KOČEVJE d.o.o. | 3 |
| JAVNO PODJETJE CENTRALNA ČISTILNA NAPRAVA DOMŽALE - KAMNIK d.o.o. | 3 |
| Javno podjetje Komunala Brežice d.o.o. | 3 |
| NUKLEARNA ELEKTRARNA KRŠKO d.o.o. | 3 |
| JAVNO PODJETJE KOMUNALA d.o.o. Sevnica | 2 |
| Komunala Tolmin, javno podjetje, d.o.o. | 2 |
| MESTNA OBČINA KRŠKO | 2 |
| SKLAD KMETIJSKIH ZEMLJIŠČ IN GOZDOV REPUBLIKE SLOVENIJE | 2 |
| ARAO - Agencija za radioaktivne odpadke | 1 |
| CERO-DBK, Center za ravnanje z odpadki Dolenjske in Bele krajine, d.o.o., javno podjetje. | 1 |
| INŠPEKTORAT REPUBLIKE SLOVENIJE ZA OKOLJE IN ENERGIJO | 1 |
| Javni holding Maribor, družba za izvajanje strokovnih in razvojnih nalog na področju gospodarskih javnih služb d.o.o. | 1 |
| Javno podjetje-Azienda pubblica MARJETICA KOPER, d.o.o.-s.r.l. | 1 |
| JKP, JAVNO KOMUNALNO PODJETJE d.o.o. SLOVENSKE KONJICE | 1 |
Sectors (CPV divisions)
| Sector | CPV | Awards |
|---|---|---|
| Waste, cleaning and environmental services | 90 | 27 |
| Construction work | 45 | 2 |
| Agricultural and forestry services | 77 | 2 |
| Public utilities | 65 | 1 |
| Architecture and engineering services | 71 | 1 |
Buyer countries
| Country | Awards |
|---|---|
| Slovenia | 33 |
Recent awards
Value = the awarded value the notice states, in EUR (converted at the notice date); framework agreements show none (their value is a ceiling, not spend). A notice with several winners or lots states one total for all of them: it is shown per notice in the table but left out of "value won alone". Matched to kostak.si by company name, country and registry number where the notice states one.
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Source: Arcadium Data tenders database, 4,042,287 official public procurement notices from EU TED, UK Find a Tender, UK Contracts Finder and national procurement boards, read through their open-data services (no logins). Winners that could be a private person (sole traders) are withheld; buyers are public bodies. Data as of 2026-10-28.
Questions
How many public contracts has Kostak, komunalno in gradbeno podjetje, d.d. won?
Kostak, komunalno in gradbeno podjetje, d.d. won 33 public contract awards published between 2024-02-23 and 2026-10-21, from 18 public buyers (official notices in EU TED and UK Find a Tender, as of 2026-10-28).
Who are Kostak, komunalno in gradbeno podjetje, d.d.'s biggest public-sector customers?
The public buyers that awarded Kostak, komunalno in gradbeno podjetje, d.d. the most contracts are JAVNO PODJETJE VODOVOD KANALIZACIJA SNAGA d.o.o. (4), JAVNO KOMUNALNO PODJETJE KOMUNALA KOČEVJE d.o.o. (3) and JAVNO PODJETJE CENTRALNA ČISTILNA NAPRAVA DOMŽALE - KAMNIK d.o.o. (3) (awards, as of 2026-10-28).
What does Kostak, komunalno in gradbeno podjetje, d.d. supply to the public sector?
Most of Kostak, komunalno in gradbeno podjetje, d.d.'s awards are in Waste, cleaning and environmental services (CPV 90) (27), Construction work (CPV 45) (2) and Agricultural and forestry services (CPV 77) (2) as of 2026-10-28.
What is the value of Kostak, komunalno in gradbeno podjetje, d.d.'s public contracts?
The 15 awards Kostak, komunalno in gradbeno podjetje, d.d. won alone that state a value add up to €123.2M; awards shared with other winners state one total for all and are not counted (as of 2026-10-28).
Cite as: Arcadium Data, "Kostak, komunalno in gradbeno podjetje, d.d. public tenders won: 33 contract awards", https://arcadiumdata.io/tenders/winners/kostak.si/, data as of 2026-10-28.