Office cantonal des bâtiments (OCBA) (Office Cantonal des bâtiments (OCBA) - Département du territoire)

Public contracting authorityClassified by the name.

Tenders of Office cantonal des bâtiments (OCBA) on simap.ch and who won the contract, with the price where published.

Publishes for: Office Cantonal des bâtiments (OCBA) - Département du territoire

Website of the contracting authority

0open tenders

6publications on simap.ch

6awards

6awards with a price

Sum of the published award prices: CHF 5’515’689 from 6 awards (with or without VAT, as published).

Open tenders

No tender is open at the moment.

Awards with winner

To whom this contracting authority awarded its contracts, as published on simap.ch: winner, price (with or without VAT, as stated) and number of bids. No ranking, no rating of companies.

Alert for new awards

Publications and awards per year
Year	Publications	Awards	with price	Sum CHF
2026	1	1	1	518’880
2025	5	5	5	4’996’809

6 awards

19.05.2026
Rénovation des installations de réfrigération des bâtiments Uni-Sciences II, III et Ecole de Physique CFC 694 - Mandat d'ingénieur CVC pour la production et la distribution de froid
- Awarded to PIC Energies SA, GenèveCHF 518’880.00
13 bidson simap.ch
30.04.2025
Prestations de réalisation de diagnostics polluants SUCCINCTS des bâtiments de l'Etat de Genève, prestations d'organisation et de suivi des petits travaux de dépollution associés. 2025-2030 - OCBA-DIE
- Awarded to BATI-DIAG SA, GenèveCHF 493’827.83
2 bidson simap.ch
30.04.2025
Prestations de réalisation de diagnostics polluants COMPLETS avant travaux des bâtiments de l'Etat de Genève, prestations d'organisation et de suivi des travaux de dépollution. 2025-2030 - OCBA-DIE
- Awarded to Alterego Concept SA, GenèveCHF 575’605.48
- Awarded to BATI-DIAG SA, GenèveCHF 493’827.83
5 bidson simap.ch
30.04.2025
Mandat d'Appui d'Expertise Technique et d'Organisation (AETO) dans le cadre de la gestion des polluants dans les bâtiments de l'Etat de Genève - 2025-2030
- Awarded to Alterego Concept SA, GenèveCHF 572’578.68
1 bidon simap.ch
30.04.2025
Prestations de réalisation de diagnostics polluants PARTIELS avant travaux des bâtiments de l'Etat de Genève, prestations d'organisation et de suivi de travaux de dépollution. 2025-2030 - OCBA-DIE
- Awarded to Alterego Concept SA, GenèveCHF 575’605.48
- Awarded to BATI-DIAG SA, GenèveCHF 493’827.83
- Awarded to CSD Ingénieurs SA, LausanneCHF 505’389.12
- Awarded to IBS Interventions Bâtiments Services Sàrl, Athenaz (Avusy)CHF 414’941.85
7 bidson simap.ch
30.04.2025
Prestations de MESURES de la qualité de l'air de type "statu quo" selon la norme VDI dans les bâtiments de l'Etat de Genève - 2025-2030
- Awarded to Alterego Concept SA, GenèveCHF 550’039.83
- Awarded to IBS Interventions Bâtiments Services Sàrl, Athenaz (Avusy)CHF 321’165.10
6 bidson simap.ch

Contract awards in Geneva: monthly reports

How this contracting authority awards

Types of procedure

Open procedure6100%

Weighting of price and quality

At the median the price counts for 25 %, quality and the other criteria for 75 %.

From 5 tenders with a published weighting; the price counted between 25 % and 35 %.

Bids

Bids per award (median): 6, from 6 awards that state them.

17 % of them with a single bid.

More in the guide

Source: simap.ch. Only what is published is counted; winners and prices appear as simap.ch publishes them. Companies are neither rated nor ranked.

Figures of 08.11.2026.

This is not an official publication. Only the data published on the platform www.simap.ch is authoritative. Dies ist keine amtliche Veröffentlichung. Massgebend sind die auf der Plattform www.simap.ch veröffentlichten Daten. Anyone who reuses this data complies with the conditions of simap.ch: terms, section 6.