Source: https://tendernation.io/opportunities/01a14095-9e2c-70a2-bb37-bbce5dd2bc13/germany-repair-and-maintenance-services-of-building-installations-instandhal closed DE open procedure Suitable for SMEs # Repair and maintenance services of building installations – Instandhaltung der Heizung-, Lüftung-, Klima- und Sanitärtechnik [AOK - Die Gesundheitskasse in Hessen](https://tendernation.io/buyers/aok-die-gesundheitskasse-in-hessen) Estimated value Not stated Published 18 Feb 2026 Deadline Closed 19 Mar 2026 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Open procedure Anyone can submit a full tender; there is no shortlisting stage. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender Leistungsgegenstand ist die Instandhaltung der technischen Anlagen der AOK Hessen (im Folgenden Auftraggeberin) sowie der Störungsbeseitigung an diesen Anlagen. Unter technischen Anlagen werden sämtliche im Mengengerüst (Anlage D.03a) genannten Anlagen für Heizung, Lüftung, Klima und Sanitär verstanden. Die Anlagen befinden sich an 16 Standorten der Auftraggeberin und daher ist der Auftragsgegenstand in 16 Lose (Anlage D.03a) aufgeteilt. ## CPV classification Repair and maintenance services of building installations Repair and maintenance services of boilers Gas appliance maintenance services Repair and maintenance services of mechanical building installations Repair and maintenance services of central heating Repair and maintenance services of cooler groups Source Tenders Electronic Daily (EU) · Notice 116382-2026 [View official notice](https://ted.europa.eu/en/notice/116382-2026) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile AOK - Die Gesundheitskasse in Hessen: past awards and live tenders](https://tendernation.io/buyers/aok-die-gesundheitskasse-in-hessen) [Sector More Repair & maintenance services tenders](https://tendernation.io/sectors/repair-maintenance) ## More tenders like this [Maintenance and repair of computer equipment – Maintenance d'équipements d'infrastructures de baies ExaGrid · Association Française de Normalisation (AFNOR) · 32 days left · 20 Nov 2026](https://tendernation.io/opportunities/01a156a9-6d4e-739c-8390-0cf718a05830/france-maintenance-and-repair-of-computer-equipment-maintenance-dequipement) [Aircraft-engine repair services – Servicii de reparație capitală pentru patru motoare ROTAX 912, împreună cu agregatele acestora, doua motoare Lycoming AEIO-540-L1B5 -AEIO-580-B1A, una elice Hoffman HO-V 123 K-V/200 AH. · Aeroclubul Romaniei · 31 days left · 19 Nov 2026](https://tendernation.io/opportunities/01a156a9-66e7-7153-9b43-f2c9ea67a238/romania-aircraft-engine-repair-services-servicii-de-reparatie-capitala-pentr) [Repair and maintenance services of firefighting equipment – Raamovereenkomst periodieke keuringen brandpreventie patrimonium Tuinwijk BV · Tuinwijk bv · 30 days left · 18 Nov 2026](https://tendernation.io/opportunities/01a156a9-661c-716a-b40b-4b693c2ca83f/belgium-repair-and-maintenance-services-of-firefighting-equipment-raamoveree) [System maintenance services – Maintenance des systèmes de sureté du MAC VAL - Musée d'art contemporain du Val-de-Marne · Département du Val-de-Marne · 46 days left · 4 Dec 2026](https://tendernation.io/opportunities/01a156a9-6849-713c-be81-00904ec79dfd/france-system-maintenance-services-maintenance-des-systemes-de-surete-du-mac) [Repair and maintenance services of building installations – Marché d'exploitation des Installations de chauffage, de climatisation, traitement d'eau, de vapeur et de groupes électrogènes aux Centres Hospitaliers de Romorantin-Lanthenay et Vendôme-Montoire Type P1-P2-P3 · CH Blois Etablissement support du GHT Santé 41 · 30 days left · 18 Nov 2026](https://tendernation.io/opportunities/01a156a9-6183-7217-9df5-7eaf0f5048fd/france-repair-and-maintenance-services-of-building-installations-marche-dex) [Repair and maintenance services of building installations – Accord-cadre de maintenance des installations techniques de plomberie, de chauffage, de ventilation et de climatisation des immeubles du siège social de la Caisse primaire d'Assurance maladie de l'Essonne. · Caisse Primaire D'assurance Maladie de L'essonne · 29 days left · 17 Nov 2026](https://tendernation.io/opportunities/01a156a9-6ddd-73bb-8640-1aed2e147036/france-repair-and-maintenance-services-of-building-installations-accord-cadr)