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AppaltiWatch

COMUNE DI SIENA

Risk signal — not an accusation of crime.
TuscanyAUSA code: 000015439346

This contracting authority has 143 flagged tenders; 94.4% had a single bidder — verify on official ANAC sources.

SIENA

Flagged tenders

143

of 1,147 total tenders in dataset

Single-bidder share

94.4%

135 tenders with one bidder

Flagged spend

€33,542,753

Average signal

45.5

Flagging threshold ≥ 35

Most frequent signals
Rules that fire most often on this entity's flagged tenders.
  • single_bidder135
  • repeat_supplier74
  • election_proximity59
  • short_submission_window12
  • near_threshold8
  • variant_present6
  • suspension_present5
  • participant_award_gap4
Trend (12 months)
Flagged tenders per month — last 12 months with data in the loaded dataset.
Top suppliers
Who most often wins this authority's flagged tenders.
Tenders to review
Sorted by score — open detail to see what to verify.
See all tenders

Keep investigating

Aggregate statistics on ANAC data — not an accusation of crime.

Risk signal — not an accusation of crime.