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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 45: Construction work
• Niedersachsen
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863 results. Showing 481 to 500 of 863

1. OpenTender

   68-1061-26 Kanalbau- Ahornstraße, KR-Erneuerung

   Place

   DE9 (Niedersachsen)

   Deadline

   1 Dec 2026, 09:00 (UTC+01:00)

   CPV

   45000000, 43000000, 44000000, 71000000

   Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
2. ClosedTender

   Förderanlagen 70-[…]c

   Buyer

   Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.

   Place

   DE911 (Niedersachsen)

   Deadline

   No deadline in the notice

   CPV

   45313000

   Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
3. ClosedTender

   Lüftungsarbeiten - Dachsanierung Sporthalle 1 Vechelde

   Place

   DE9 (Niedersachsen)

   Deadline

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

   CPV

   45331000

   Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
4. OpenTender

   26E80092, Technisches Hilfswerk Hoya, Heizungs, Sanitär und LüftungsarbeitenNeubau eines Lehrsaalgebäudes (AudiMax),

   Buyer

   Bundesrepublik Deutschland vertreten durch das Staatliche Baumanagement Niedersachsen

   Place

   DE927 (Niedersachsen)

   Deadline

   12 Jan 2027, 06:59 (UTC+01:00)

   CPV

   45331000

   Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
5. OpenTender

   Straßensanierung Am Denkmal / Am Großen Feld / Zum Spritzenhaus

   Place

   DE9 (Niedersachsen)

   Deadline

   No deadline in the notice

   CPV

   45221250

   Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
6. OpenTender

   Verschattungsanlagen Neubau

   Buyer

   Landeshauptstadt Hannover - Fachbereich Gebäudemanagement

   Place

   DE929 (Niedersachsen)

   Deadline

   20 Nov 2026, 11:30 (UTC+01:00)

   CPV

   45212190, 44115000

   Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
7. OpenTender

   Sanierung Sporthalle Robert-Bosch-Gesamtschule, vorgehängte, hinterlüftete Fassade

   Buyer

   Stadt Hildesheim

   Place

   DE925 (Niedersachsen)

   Deadline

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

   CPV

   45443000, 45321000, 45410000

   Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
8. AwardedTender

   Planung und Neubau einer vierzügigen Grundschule an der Pestalozzistraße in Helmstedt

   Buyer

   Stadt Helmstedt

   Place

   DE917 (Niedersachsen)

   Deadline

   No deadline in the notice

   CPV

   45210000, 45214000, 45214210, 45214220

   Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
9. ClosedTender

   ESTW Stadthagen: Kabeltiefbauarbeiten 2025

   Buyer

   DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16)

   Place

   DE928 (Niedersachsen)

   Deadline

   No deadline in the notice

   CPV

   45234100

   Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
10. OpenTender

    RV BU nach STLB im Auf- und Abgebotsverfahren Heizung u. zentr. Brauchwassererwaermung nach DIN 18380

    Place

    DE9 (Niedersachsen)

    Deadline

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

    CPV

    45330000, 45331000, 45331100, 45331110

    Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
11. OpenTender

    Neubau Hallenbad Stuhr: Heizungsarbeiten

    Buyer

    Gemeinde Stuhr

    Place

    DE922 (Niedersachsen)

    Deadline

    18 Nov 2026, 09:40 (UTC+01:00)

    CPV

    45331100

    Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
12. OpenTender

    Wendeanlage Gliesmarode (Kanal- und Straßenbauarbeiten, Gleisanlagen, Grünanlagen, Versorger)-TH

    Buyer

    Stadt Braunschweig Fachbereich Bauordnung und Zentrale Vergabestelle

    Place

    DE911 (Niedersachsen)

    Deadline

    17 Nov 2026, 08:00 (UTC+01:00)

    CPV

    45234116, 45112710, 45221250, 45233120

    Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
13. OpenTender

    Erneuerung der Treppenanlage in Salzgitter-Bad

    Place

    DE9 (Niedersachsen)

    Deadline

    9 Nov 2026, 09:30 (UTC+01:00)

    CPV

    45200000, 45223000

    Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
14. AwardedTender

    Umbau und Erweiterung der Grundschule Fleestedt - Estricharbeiten

    Buyer

    Landkreis Harburg - Zentrale Vergabestelle für die Gemeinde Seevetal

    Place

    DE933 (Niedersachsen)

    Deadline

    No deadline in the notice

    CPV

    45262320, 45262321

    Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
15. OpenTender

    25B20157 - Von-Düring-Kaserne Rotenburg; Neubau SanVersZ - Tischlerarbeiten (Innentüren)

    Place

    DE9 (Niedersachsen)

    Deadline

    No deadline in the notice

    CPV

    45000000

    Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
16. AwardedTender

    VOB, TZH Lüneburg, Neubau WZ 2, LV 4551 Baustrom

    Buyer

    Handwerkskammer Braunschweig-Lüneburg-Stade

    Place

    DE935 (Niedersachsen)

    Deadline

    No deadline in the notice

    CPV

    45000000

    Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
17. OpenTender

    Neubau einer kinder- und jugendpsychiatrischen Einrichtung, hier Lieferung und Montage der Automationsschwerpunkte Heizung und Lüftung, sowie Verkabelung der Anlagen.

    Buyer

    AWO Niedersachsen gGmbH

    Place

    DE917 (Niedersachsen)

    Deadline

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

    Published value

    €330,000 excl. VAT

    CPV

    45000000

    Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
18. OpenTender

    Erweiterung GS Stickgras - Sanitärinstallation

    Buyer

    Stadt Delmenhorst

    Place

    DE941 (Niedersachsen)

    Deadline

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

    CPV

    45332400, 45332200, 45332300, 45332000

    Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
19. OpenTender

    Ufersicherung SM Delmenhorst + SM Brake

    Place

    DE9 (Niedersachsen)

    Deadline

    27 Oct 2026, 10:30 (UTC+01:00) Deadline passed

    CPV

    45112500, 45246200, 45240000

    Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice
20. OpenTender

    Neubau einer kinder- und jugendpsychiatrischen Einrichtung, hier Lieferung und Montage der sanitärtechnischen Anlagen.

    Buyer

    AWO Niedersachsen gGmbH

    Place

    DE917 (Niedersachsen)

    Deadline

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

    Published value

    €585,000 excl. VAT

    CPV

    45000000

    Last checked 27 Oct 2026, 04:30 (UTC+01:00)Official notice