OfertariumWhat you will see after registration
Documents to submit
- ✓Bid form — attachment no. 1
- ✓Declaration of non-exclusion
- ✓List of supplies from the last 3 years
- ✓Liability insurance — min. 120 000 €
- ✓Proof of bid bond payment
- ✓Power of attorney, if signed by an agent
AI warnings from documentation
- ❗Bid bond 3 500 € — payment before submission deadline
- ⚠Required 2 references after min. 90 000 €
- ⚠Completion deadline 30 days from signing
- ⚠Mandatory site visit — rejection if missed
- ✓No ISO certificate requirement
Budget and competition
3median number of bids
24%tenders with one bid
- ✓Amount from bid opening for this buyer
- ✓Who won there before and for how much
- ✓Suggested price range based on data
Analysis example — specific values depend on the proceeding
Gmina Siemianowice Śląskie – Urząd Miasta Siemianowice Śląskie
Active tenders
2
bids can still be submittedTotal notices
186
full history in our databaseAwards
40
with specified award amountValue of awards
318,4 mln zł
total value of awarded contractsActive tenders
Procedures for which bids can still be submitted — sorted by submission deadline.
| 2026-10-26 | Poland – Specialized road transport services for persons – Transport of students with a… |
| 2026-10-29 | Poland – Building construction works – Energy modernization of public utility buildings… |
Award history
Who wins most often with this contracting authority
| Budolex Sp. z o.o. | 1 won |
| Dariusz Jojko | 1 won |
| ELEKTRYKA I AUTOMATYKA DAWID TOMCZYSZYN | 1 won |
| HAMSTER POLSKA Sp. z o. o. | 1 won |
| IREX KOM Sp. z o.o. | 1 won |
| IREX-7 Sp. z o.o., | 1 won |
| Konsorcjum firm: 1) Przedsiębiorstwo Techniki Sanitarne… | 1 won |
| P.R.S. „Bud-Rem” Józef Waliczek | 1 won |
| Przedsiębiorstwo Transportowe Łukasz Łach | 1 won |
| PWI Wojciech Piech | 1 won |
| SmartRes Sp. z o.o. | 1 won |
| TERMAL Wojciech Siwarski | 1 won |
Industries the entity orders in
Construction work 96Fuels, energy 23Environment, cleaning 21Transport services 16Architectural, engineering services 14Financial services, insurance 12Real estate 3Agricultural, forestry, horticultural 1
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