The Aperlena Verdict
Open raceNo supplier dominates: 4 different companies have won the last 4 comparable contracts from this buyer over 5 years. This is a genuinely open race.
Based on 4 comparable awards by this buyer in this sector over 5 years. Every verdict is recorded before the outcome and graded against the award notice. How we score ourselves.
Summary
Machine-generated summaryThe contract covers the execution of a hydrogeological survey and the construction of an exploratory hydrogeological borehole in the central part of the town of Ardino. The purpose is to search for and discover groundwater with deep circulation. The works include drilling the exploratory borehole and carrying out the corresponding hydrogeological and laboratory tests. The scope, volume and technical requirements for performing the contract are described and regulated in Part II 'Technical specification', which forms an integral part of the tender documentation. The contractor is expected to carry out all activities connected with the hydrogeological survey and the construction of the borehole.
Description
Bid or no-bid?
Six questions before you commit a team. Under each one, what the register holds on it. The answers are yours.
Can I bid?
- Open procedure: any interested supplier may submit a bid.
- The notice is written in Bulgarian.
- Certificates from another EU country? Check the equivalents on eCertis
Official source
Source: CAIS EOP - Bulgarian national e-procurement (Public Procurement Agency)
Always verify details on the official notice.
Report an error in this notice
Last verified against CAIS EOP - Bulgarian national e-procurement (Public Procurement Agency) 2 weeks ago
Expected award price
- likely award for this notice, from its published estimate of €160,000
- €155,200 to €160,000
Comparable awards in this country and sector came in at a median of 99% of their published estimate, half of them between 97% and 100%, based on 537 awards of the last 3 years.
Each award is compared with the estimate of the same lots, framework agreements excluded. A published estimate may include options and renewals, so an award under it is not always a discount.
What this market pays
The buyer has too few awards of its own in this sector, so this is the range of the last 1,909 awards for Construction work in Bulgaria.
- This notice
- €160,000
- Median award
- €212,448
- Middle half of past awards
- €69,000 to €734,171
The estimate sits inside the usual range.
Award values as published by the official sources. Use them as a guide, not a rule: scope, lots and duration differ between contracts.
The buyer
Full buyer profileОБЩИНА АРДИНО
- notices in the register
- 50
- awards
- 36
- awarded in total
- €167,370
Who wins its contracts
Moderately concentrated- different companies won its awards
- 16
- of the awards went to the three most frequent winners
- 55%
- of its calls state an estimated value
- 100%
Based on 33 awards with a named winner over the last 3 years. Counted by award, not by value, because lot and framework amounts are not comparable. Concentrated means the three most frequent winners took 65% or more of the awards; many suppliers, under 35% with at least ten different winners.
Competition
- tenders per lot on average (open and restricted procedures)
- 1.5
- of those lots received a single tender
- 87%
- of the awards went to companies based in another country
- 0%
As the official award notices state them, over the last 3 years. Tenders per lot count open and restricted procedures only: in a negotiated procedure or a direct award a single tender is the procedure itself. The country is the one the notice gives for the winner.
One dot per award, on the day it was signed, sized by its value. A ring is an award with no published value.
Who usually wins this buyer's contracts in this sector
| Company | Wins | Total awarded | Last win |
|---|---|---|---|
| СОЛАК М.С. ООД | 1 | €107,119 | Sep 2026 |
| КАСКОТРЕЙД ЕООД | 1 | €38,493 | Aug 2026 |
| НЕК ГРУП ЕООД | 1 | Jan 2026 | |
| ПАНОРАМА-2000 ООД | 1 | Jan 2026 |
Based on 4 awards with a linked company profile over the last 5 years.
4 open tenders right now
- Routine repairs of municipal buildings in the Ardino Municipality area, by separate lots 7 days left
- Routine repair of the water pipeline in the village of Dolno Prakhovo - Dogru site reservoir, Ardino municipality 8 days left
- Engineering: design of the investment project, detailed plans, execution of construction works and author supervision for the external water supply of the village of Borovitsa, Ardino Municipality 9 days left
Market context
Larger than 27% of the open notices in Construction work across Europe.
- open now in Construction work
- 19,895
- median open notice
- €564,516
Who wins in this market
Many suppliersBulgaria · Construction work
- different companies won awards here
- 1,043
- of the awards went to the three most frequent winners
- 4%
- buyers awarded contracts here
- 413
Based on 2,449 awards with a named winner over the last 3 years. Counted by award, not by value, because lot and framework amounts are not comparable. Concentrated means the three most frequent winners took 65% or more of the awards; many suppliers, under 35% with at least ten different winners.
Competition
- tenders per lot on average (open and restricted procedures)
- 2.7
- of those lots received a single tender
- 33%
- of the awards went to companies based in another country
- 1%
- of the tenders came from another country
- 1%
As the official award notices state them, over the last 3 years. Tenders per lot count open and restricted procedures only: in a negotiated procedure or a direct award a single tender is the procedure itself. The country is the one the notice gives for the winner.
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