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StatusAny statusOpenClosedAwardedCancelledKindTenders and grantsTendersGrantsCPV divisionAny CPV division03: Agricultural, farming, fishing, forestry and related products09: Petroleum products, fuel, electricity and other sources of energy14: Mining, basic metals and related products15: Food, beverages, tobacco and related products16: Agricultural machinery18: Clothing, footwear, luggage articles and accessories19: Leather and textile fabrics, plastic and rubber materials22: Printed matter and related products24: Chemical products30: Office and computing machinery, equipment and supplies except furniture and software packages31: Electrical machinery, apparatus, equipment and consumables; lighting32: Radio, television, communication, telecommunication and related equipment33: Medical equipments, pharmaceuticals and personal care products34: Transport equipment and auxiliary products to transportation35: Security, fire-fighting, police and defence equipment37: Musical instruments, sport goods, games, toys, handicraft, art materials and accessories38: Laboratory, optical and precision equipments (excl. glasses)39: Furniture (incl. office furniture), furnishings, domestic appliances (excl. lighting) and cleaning products41: Collected and purified water42: Industrial machinery43: Machinery for mining, quarrying, construction equipment44: Construction structures and materials; auxiliary products to construction (except electric apparatus)45: Construction work48: Software package and information systems50: Repair and maintenance services51: Installation services (except software)55: Hotel, restaurant and retail trade services60: Transport services (excl. Waste transport)63: Supporting and auxiliary transport services; travel agencies services64: Postal and telecommunications services65: Public utilities66: Financial and insurance services70: Real estate services71: Architectural, construction, engineering and inspection services72: IT services: consulting, software development, Internet and support73: Research and development services and related consultancy services75: Administration, defence and social security services76: Services related to the oil and gas industry77: Agricultural, forestry, horticultural, aquacultural and apicultural services79: Business services: law, marketing, consulting, recruitment, printing and security80: Education and training services85: Health and social work services90: Sewage, refuse, cleaning and environmental services92: Recreational, cultural and sporting services98: Other community, social and personal servicesBundeslandAny BundeslandBaden-WürttembergBayernBerlinBrandenburgBremenHamburgHessenMecklenburg-VorpommernNiedersachsenNordrhein-WestfalenRheinland-PfalzSaarlandSachsenSachsen-AnhaltSchleswig-HolsteinThüringenTopicAny topicArtificial intelligence– Generative AI and language models– Machine learning and data science– Computer vision– AI consulting and governanceCloud and cloud migrationData platforms and analyticsCybersecurityERP and SAPDigital public services (OZG)Software developmentIT operationsMinimum published value (EUR, excl. VAT)Sort byLast updateDeadlinePublication date

Searching for

• CPV 90: Sewage, refuse, cleaning and environmental services
• Niedersachsen
• Clear all

322 results. Showing 121 to 140 of 322

1. ClosedTender

   Jahresvertrag Entsorgung Reststoffe der Stadtentwässerung Celle

   Buyer

   Stadtentwässerung Celle

   Place

   DE931 (Niedersachsen)

   Deadline

   3 Nov 2026, 10:00 (UTC+01:00) Deadline passed

   CPV

   90000000

   Last checked 6 Nov 2026, 19:30 (UTC+01:00)Official notice
2. AwardedTender

   2026-48_L460/B3_Knoten_Radwegneubau_Faunistische_Leistungen_Biotoptypenkartierung_Artenschutzfachbeitrag_ex-post

   Buyer

   Niedersächsische Landesbehörde für Straßenbau und Verkehr - Geschäftsbereich Hannover

   Place

   DE929 (Niedersachsen)

   Deadline

   No deadline in the notice

   CPV

   71322500, 90720000, 90712000, 90700000

   Last checked 6 Nov 2026, 19:30 (UTC+01:00)Official notice
3. ClosedTender

   Projekt "Friedhof Westerweyhe" I. BA und I. BAa

   Place

   DE9 (Niedersachsen)

   Deadline

   28 Oct 2026, 11:00 (UTC+01:00) Deadline passed

   CPV

   50000000, 51000000, 55000000, 66000000

   Last checked 6 Nov 2026, 18:30 (UTC+01:00)Official notice
4. ClosedTender

   Projekt "Friedhof Westerweyhe" I. BA und I. BAa

   Place

   DE9 (Niedersachsen)

   Deadline

   28 Oct 2026, 11:00 (UTC+01:00) Deadline passed

   CPV

   50000000, 51000000, 55000000, 66000000

   Last checked 6 Nov 2026, 18:30 (UTC+01:00)Official notice
5. ClosedTender

   Teilerneuerung Gleis 31 Gleisschotterentsorgung

   Place

   DE9 (Niedersachsen)

   Deadline

   26 Oct 2026, 09:00 (UTC+01:00) Deadline passed

   CPV

   90732200

   Last checked 6 Nov 2026, 17:31 (UTC+01:00)Official notice
6. AwardedTender

   Winterdienst

   Place

   DE9 (Niedersachsen)

   Deadline

   No deadline in the notice

   CPV

   90620000, 90630000

   Last checked 6 Nov 2026, 17:31 (UTC+01:00)Official notice
7. ClosedTender

   Faunistische Untersuchung der Windenergie- und Beschleunigungsgebiete

   Place

   DE9 (Niedersachsen)

   Deadline

   3 Nov 2026, 09:00 (UTC+01:00) Deadline passed

   CPV

   71319000, 77400000, 90700000, 90712400

   Last checked 6 Nov 2026, 17:31 (UTC+01:00)Official notice
8. OpenTender

   Isotopenanalysen von Grundwasserproben

   Place

   DE9 (Niedersachsen)

   Deadline

   No deadline in the notice

   CPV

   50000000, 51000000, 55000000, 66000000

   Last checked 6 Nov 2026, 17:31 (UTC+01:00)Official notice
9. OpenTender

   IGM26E580023 - UR+GlasR Staatliches Baumanagement Weser-Leine & UR Polizeiakademie Nds.

   Buyer

   Staatliches Baumanagement Region Nord-West

   Place

   DE927 (Niedersachsen)

   Deadline

   12 Nov 2026, 09:00 (UTC+01:00)

   CPV

   90911200, 90911300

   Last checked 6 Nov 2026, 17:31 (UTC+01:00)Official notice
10. ClosedTender

    Reinigungsdienstleistung Jobcenter

    Buyer

    Jobcenter im Landkreis Celle

    Place

    DE931 (Niedersachsen)

    Deadline

    29 Oct 2026, 10:00 (UTC+01:00) Deadline passed

    CPV

    90911200

    Last checked 7 Nov 2026, 03:30 (UTC+01:00)Official notice
11. ClosedTender

    Stichproben-Monitoring des Laubfroschs in Niedersachsen, im Jahr 2027

    Place

    DE9 (Niedersachsen)

    Deadline

    27 Oct 2026, 10:00 (UTC+01:00) Deadline passed

    CPV

    90700000, 90711000, 90711500

    Last checked 6 Nov 2026, 17:31 (UTC+01:00)Official notice
12. ClosedTender

    Planungsleistungen - Sanierung altes Betriebsgebäude im Entsorgungszentrum Borg (EZB)

    Place

    DE9 (Niedersachsen)

    Deadline

    23 Oct 2026, 10:00 (UTC+02:00) Deadline passed

    CPV

    50000000, 51000000, 55000000, 66000000

    Last checked 6 Nov 2026, 17:31 (UTC+01:00)Official notice
13. AwardedTender

    IGM26E1009 - Staatliches Baumanagement Braunschweig, Fachbereich Gebäudemanagement - Polizeiinspektion Heidekreis - Unterhalts- und Glasreinigung

    Buyer

    Land Niedersachsen vertreten durch das Staatliche Baumanagement Niedersachsen

    Place

    DE938 (Niedersachsen)

    Deadline

    No deadline in the notice

    Published value

    €412,768.24 excl. VAT

    CPV

    90911200, 90911300

    Last checked 6 Nov 2026, 16:30 (UTC+01:00)Official notice
14. OpenTender

    26E70221 - NLWKN Göttingen (UR+GlasR) + Amtsgericht Duderstadt (UR+GlasR) + Amtsgericht Osterode am Harz (UR) - Unterhalts- und Glasreinigung

    Buyer

    Land Niedersachsen vertreten durch das Staatliche Baumanagement Niedersachsen

    Place

    DE91C (Niedersachsen)

    Deadline

    12 Nov 2026, 10:00 (UTC+01:00)

    CPV

    90910000, 90911300, 90911200

    Last checked 6 Nov 2026, 16:30 (UTC+01:00)Official notice
15. OpenTender

    Radionuclide transport modelling for the German synthetic crystalline rock safety case

    Place

    DE9 (Niedersachsen)

    Deadline

    No deadline in the notice

    CPV

    50000000, 51000000, 55000000, 66000000

    Last checked 6 Nov 2026, 16:30 (UTC+01:00)Official notice
16. OpenTender

    Gebäudereinigung - Neubau CPC, Geb. 9997, Hermann-Blenk-Straße, 38108 Braunschweig

    Buyer

    Technische Universität Braunschweig, Geschäftsbereich 3 - Gebäudemanagement

    Place

    DE911 (Niedersachsen)

    Deadline

    9 Nov 2026, 11:00 (UTC+01:00)

    CPV

    45000000, 90911300, 90911000, 90911200

    Last checked 6 Nov 2026, 16:30 (UTC+01:00)Official notice
17. ClosedTender

    Winterdienst AM Hannover Strecke (Rahmenvertrag)

    Buyer

    Die Autobahn GmbH des Bundes - NL Nordwest

    Place

    DE929 (Niedersachsen)

    Deadline

    6 Nov 2026, 11:00 (UTC+01:00) Deadline passed

    Published value

    €351,000 excl. VAT

    CPV

    90630000, 90620000

    Last checked 6 Nov 2026, 16:30 (UTC+01:00)Official notice
18. OpenTender

    26E70242 - Amtsgerichte Einbeck und Northeim - Unterhalts- und Glasreinigung

    Buyer

    Land Niedersachsen vertreten durch das Staatliche Baumanagement Niedersachsen

    Place

    DE918 (Niedersachsen)

    Deadline

    10 Nov 2026, 10:00 (UTC+01:00)

    CPV

    90910000, 90911300, 90911200

    Last checked 6 Nov 2026, 16:30 (UTC+01:00)Official notice
19. ClosedTender

    Rahmenvertrag Reinigung von Leitpfosten für den Zeitraum 2027-2029

    Place

    DE9 (Niedersachsen)

    Deadline

    5 Nov 2026, 08:45 (UTC+01:00) Deadline passed

    CPV

    50000000, 51000000, 55000000, 66000000

    Last checked 6 Nov 2026, 16:30 (UTC+01:00)Official notice
20. ClosedTender

    67-1029-26 Ausschreibungen Bereich Umweltschutz - Solarberatungen

    Place

    DE9 (Niedersachsen)

    Deadline

    4 Nov 2026, 11:00 (UTC+01:00) Deadline passed

    CPV

    50000000, 51000000, 55000000, 66000000

    Last checked 6 Nov 2026, 16:30 (UTC+01:00)Official notice