# Osterholzer Sielgraben Open · Tender ## At a glance Umweltbetrieb Bremen, Eigenbetrieb der Stadtgemeinde Bremen is procuring Construction work (CPV 45000000) in Bremen (DE5). The notice gives 3 December 2026, 10:00 (UTC+01:00) as the deadline. Procedure type: Open. ### From the notice Siehe Leistungsverzeichnis. ## Key facts - Status: Open - Deadline: 3 December 2026, 10:00 (UTC+01:00) (in 27 days) - Buyer: [Umweltbetrieb Bremen, Eigenbetrieb der Stadtgemeinde Bremen](https://inteliwert.com/company/org_P50EHQ6GPRCTBA3N79MF03BW2Y/umweltbetrieb-bremen-eigenbetrieb-der-stadtgemeinde-bremen), Bremen, DE - Place of performance: Bremen (DE5) - Main CPV: Construction work (CPV 45000000) - Procedure: Open - Lots: 1 - First published: 22 October 2026, 00:00 (UTC+02:00) Source: [Official notice](https://oeffentlichevergabe.de/ui/de/notices/65ad9e0b-324e-4430-8bbe-b0ed7fb884e1). Each fact is from the official notice, last checked 26 October 2026, 15:28 (UTC+01:00). Fact sheet: [Inteliwert fact sheet: Osterholzer Sielgraben — Umweltbetrieb Bremen, Eigenbetrieb der Stadtgemeinde Bremen, deadline 3 December 2026, 10:00 (UTC+01:00). A product of Bandpey GmbH.](https://inteliwert.com/cards/opp_JB55VFWG09DZZZRSGDJZBMG9D4/ntv_PANMZVJ72A02443NPMYFAX2HJ2/en-sheet.png) (PNG, 1600 × 900) ## Lots (1) ### Lot LOT-0000: Osterholzer Sielgraben Siehe Leistungsverzeichnis. - CPV: Construction work (CPV 45000000) - Place: Bremen (DE5) - Deadline: 3 December 2026, 10:00 (UTC+01:00) ## Timeline - 22 October 2026, 00:00 (UTC+02:00): Original notice, Notice, version 01 (Contract or concession notice – standard regime), [Official notice](https://oeffentlichevergabe.de/ui/de/notices/65ad9e0b-324e-4430-8bbe-b0ed7fb884e1) ## Classification - CPV codes: Construction work (CPV 45000000) - NUTS regions: Bremen (DE5) ## Official documents - [vergabe.bremen.de](https://vergabe.bremen.de/NetServer/TenderingProcedureDetails?function=_Details&TenderOID=54321-Tender-1a11fc16e6e-2f6ebbcf204b22b0) ## Questions and answers ### When is the deadline? The official notice gives 3 December 2026, 10:00 (UTC+01:00) as the deadline. ### Who is the buyer? Umweltbetrieb Bremen, Eigenbetrieb der Stadtgemeinde Bremen, Bremen, DE. ### What is being procured (CPV)? Construction work (CPV 45000000). ### Where is the work performed (NUTS)? Bremen (DE5). ### Is it divided into lots? No, the notice names a single lot. ### Which procedure is used? Open. ### How do I submit a bid? On the official notice or the portal it names. Inteliwert does not submit bids. [Official notice](https://oeffentlichevergabe.de/ui/de/notices/65ad9e0b-324e-4430-8bbe-b0ed7fb884e1) ### Am I eligible? Inteliwert does not judge eligibility. The selection criteria are in the official notice. [Official notice](https://oeffentlichevergabe.de/ui/de/notices/65ad9e0b-324e-4430-8bbe-b0ed7fb884e1) ## Companies that might fit *Possible match based on public information* Companies Inteliwert knows from its sources, not the whole market. Inteliwert does not judge eligibility, fit or chances. - [Leniger GmbH](https://inteliwert.com/company/org_5T4TNZ67QV96GJA3S6DP1MMZW4/leniger-gmbh) · Paderborn · SME (from the award notice) - Won a contract in CPV group 450 (2026-11-02): [Evidence](https://inteliwert.com/tender/opp_YBNZEV2KV66M7E9JN93E8R60RT/blb-bb-bi-hvb-herzog-von-braunschweig-kaserne-minden-neubau-lagergebaeude-401-tg), checked 4 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_5T4TNZ67QV96GJA3S6DP1MMZW4), checked 4 Nov 2026 - [Sauter Elektrotechnik GmbH & Co. KG](https://inteliwert.com/company/org_A0PDM3XVBHSBQP3EZQC92XHZYQ/sauter-elektrotechnik-gmbh-co-kg) · Bretten · SME (from the award notice) - Won a contract in CPV group 450 (2026-10-26): [Evidence](https://inteliwert.com/tender/opp_QK3Q1TRHD0P3MN5YC3K480GH11/ka-ph-sporthalle-ersatzneubau-elektrotechnik), checked 4 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_A0PDM3XVBHSBQP3EZQC92XHZYQ), checked 4 Nov 2026 - [Proklima GmbH Gebäudesanierung & Baulogistik](https://inteliwert.com/company/org_AFQD2C2KE2NECFCGPMPTDP8QX2/proklima-gmbh-gebaeudesanierung-baulogistik) · Nürnberg · SME (from the award notice) - Won a contract in CPV group 450 (2026-10-05): [Evidence](https://inteliwert.com/tender/opp_6581NFRD0VY29BKM56NZDER8NC/bauvorhaben-bruederstrasse-17-18-markt-1-in-angermuende-los-01-baustelleneinrich), checked 4 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_AFQD2C2KE2NECFCGPMPTDP8QX2), checked 4 Nov 2026 - [L. Elenz GmbH & Co. KG](https://inteliwert.com/company/org_HVDWASGYSJKBB400EP8BCZXWRG/l-elenz-gmbh-co-kg) · Konz · SME (from the award notice) - Won a contract in CPV group 450 (2026-10-19): [Evidence](https://inteliwert.com/tender/opp_2B0X8AX0ZE1SV5FZD6ZHZACDK4/abwassergruppe-zemmer-hier-los-3-neubau-stauraumkanal-neubau-retentionsbodenfilt), checked 4 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_HVDWASGYSJKBB400EP8BCZXWRG), checked 4 Nov 2026 - [Trockenbau Wäntig GmbH](https://inteliwert.com/company/org_0EEB6NYMWMNRJPRGH15MX6AE24/trockenbau-waentig-gmbh) · Schneeberg · SME (from the award notice) · New to public tenders - Won a contract in CPV group 450 (2026-10-16): [Evidence](https://inteliwert.com/tender/opp_T6ZKVXVNP4HJCC4ZNK7N8GTRTG/trockenbauarbeiten), checked 4 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_0EEB6NYMWMNRJPRGH15MX6AE24), checked 4 Nov 2026 ## More from this buyer Other published opportunities of this buyer in the indexed notices, open ones first. - [RVE Baumpflege Bez.1 2026-27](https://inteliwert.com/tender/opp_AGSXK6GE2M8JTJWE2JNQBYZ3VB/rve-baumpflege-bez-1-2026-27) Open · Buyer: Umweltbetrieb Bremen, Eigenbetrieb der Stadtgemeinde Bremen · Place: DE5 (Bremen) · Deadline: 4 Nov 2026, 10:00 (UTC+01:00) (Deadline passed) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/ea763da2-9387-4240-875a-a3f1f66708f9), Last checked 29 Oct 2026, 06:30 (UTC+01:00) ## Related opportunities - [BCD Neubau, Erweiterte Rohbauarbeiten](https://inteliwert.com/tender/opp_BHYDC9FAC4XZJ00JG8RFKZZ0VX/bcd-neubau-erweiterte-rohbauarbeiten) Open · Buyer: Immobilien Bremen - Eigenbetrieb der Stadtgemeinde Bremen · Place: DE501 (Bremen) · Deadline: 7 Dec 2026, 10:30 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/490ccfa0-1bb5-4965-bcc3-30f8f89df88e), Last checked 6 Nov 2026, 07:11 (UTC+01:00) - [Rahmenvertrag Renovierung von Straßenabläufen 2027-2028](https://inteliwert.com/tender/opp_22PSTSJ4BNNHJ7F7CHBPZ36Y06/rahmenvertrag-renovierung-von-strassenablaeufen-2027-2028) Open · Place: DE5 (Bremen) · Deadline: 1 Dec 2026, 10:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/cf74d5db9c8e6ad5), Last checked 4 Nov 2026, 05:30 (UTC+01:00) - [GMT 2027 Paket 6 - 4 Lose - 3x Region Süd; 1x Region Nord](https://inteliwert.com/tender/opp_ZABCZT1ACK087ZK40EQJ6HSJ0P/gmt-2027-paket-6-4-lose-3x-region-sued-1x-region-nord) Open · Buyer: DB Netz AG (Bukr 16) · Place: DEB35 (Rheinland-Pfalz), DE259 (Bayern), DE25C (Bayern) · Deadline: 9 Nov 2026, 11:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/f8a996cc-ed05-410f-baf1-c3266c425740), Last checked 4 Nov 2026, 15:10 (UTC+01:00) - [KV NA / Weichenheizung und EEA](https://inteliwert.com/tender/opp_7FHA45A7TQM9BENGBJVN3Z5VDY/kv-na-weichenheizung-und-eea) Open · Buyer: EUROGATE KV-Anlage Bremerhaven GmbH · Place: DE502 (Bremen) · Deadline: 2 Dec 2026, 10:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/4a7997a7-585e-4247-8a9e-6bfa9614ccee), Last checked 4 Nov 2026, 13:10 (UTC+01:00) - [Nahverkehrskonzept Bremen Maßnahmen Bremen Hbf (Str.1740 u. 2200) Neubau Weichenverbindungen](https://inteliwert.com/tender/opp_DW6W70JKEJ4VA315Q2JACGY77W/nahverkehrskonzept-bremen-massnahmen-bremen-hbf-str-1740-u-2200-neubau-weichenve) Open · Buyer: DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) · Place: DE501 (Bremen) · Deadline: 30 Nov 2026, 10:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/a7bafb92-adc6-4b4b-855b-008a7a88be51), Last checked 4 Nov 2026, 13:10 (UTC+01:00) - [Gebäudeautomation, Bezirkssportanlage Süd - Gesamtsanierung Umkleide](https://inteliwert.com/tender/opp_JESGPNM4KW1TQ5PNTXX8T64HFW/gebaeudeautomation-bezirkssportanlage-sued-gesamtsanierung-umkleide) Open · Buyer: Immobilien Bremen - Eigenbetrieb der Stadtgemeinde Bremen · Place: DE501 (Bremen) · Deadline: 1 Dec 2026, 10:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/28f49bc9-de79-4b4f-86f9-facbfcd368e3), Last checked 4 Nov 2026, 13:10 (UTC+01:00) ## Source - Publisher: Bekanntmachungsservice - Licence: [CC0 1.0](https://creativecommons.org/publicdomain/zero/1.0/) - Official notice: [https://oeffentlichevergabe.de/ui/de/notices/65ad9e0b-324e-4430-8bbe-b0ed7fb884e1](https://oeffentlichevergabe.de/ui/de/notices/65ad9e0b-324e-4430-8bbe-b0ed7fb884e1) - Last checked: 26 October 2026, 15:28 (UTC+01:00) The official notice is authoritative. Inteliwert shows what the notice states and links to it. --- Page: https://inteliwert.com/tender/opp_JB55VFWG09DZZZRSGDJZBMG9D4/osterholzer-sielgraben Inteliwert is a product of Bandpey GmbH, an international data and AI software company in Munich, Germany, founded and led by Roozbeh Bandpey. Bandpey's products: Facthory, Emolysis, Copolly and Inteliwert. Inteliwert on LinkedIn: https://www.linkedin.com/company/intelliwert, GitHub: https://github.com/inteliwertai.