# Zierenberg Haustechnik GmbH Company profile · SME (from the award notice) - Legal form: GmbH - Seat: Massen, Germany Based on the notices and sources Inteliwert covers; not a complete record. Last checked 3 September 2026. ## Identifiers - VAT ID: DE222080987 As the covered sources state them. ## Track record in public tenders Awards in the covered notices over the last 36 months, per CPV division. No award found in the indexed notices of the last 36 months. ### Awards - [Ex-Post Energetische Sanierung der Doppelturnhalle - Los 16 A Sanitärinstallation](https://inteliwert.com/tender/opp_3CW7K1WPWAXT9EZ2NA9DJDZX7Q/ex-post-energetische-sanierung-der-doppelturnhalle-los-16-a-sanitaerinstallation) Buyer: Stadt Finsterwalde · Award value: €124,449.35 excl. VAT · Awarded: 3 September 2026 · CPV 45000000 - [Ex-Post Energetische Sanierung der Doppelturnhalle - Los 17 A Wärmeversorgung](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung) Buyer: Stadt Finsterwalde · Award value: €125,238.75 excl. VAT · Awarded: 3 September 2026 · CPV 45000000 ## Certifications and prequalification No certification or prequalification found in the covered sources. A certification missing here is unknown, not absent. ## Website and LinkedIn Not found in the indexed notices. ## Open tenders 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. - [Sanierung und Erweiterung der Turnhalle Südwest; Los 14 - Heizung und Lüftung](https://inteliwert.com/tender/opp_0QGQ8RMR283FTW7R8N91P0DHPM/sanierung-und-erweiterung-der-turnhalle-suedwest-los-14-heizung-und-lueftung) Open · SME (from the award notice) · Buyer: Stadt Sangerhausen · Deadline: 10 Nov 2026, 09:30 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/52a9a02b-f655-47ba-a209-c3ac84eff6f0), Last checked 6 Nov 2026, 14:30 (UTC+01:00) - Won a contract in CPV group 450 (2026-09-03): [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_WNACD77X5Q0E0M3VWBMPN7B464), checked 6 Nov 2026 - The contract value is close to the values of its past awards: [Evidence](https://inteliwert.com/tender/opp_0QGQ8RMR283FTW7R8N91P0DHPM/sanierung-und-erweiterung-der-turnhalle-suedwest-los-14-heizung-und-lueftung), checked 6 Nov 2026 - 2 awards in this field in 36 months, from 1 buyer: [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - [Neubau Kita Schwalbennest - HLS](https://inteliwert.com/tender/opp_YNVA3WFWD982SD389KR2AWK2B4/neubau-kita-schwalbennest-hls) Open · SME (from the award notice) · Buyer: Gemeinde Schönefeld · Deadline: 12 Nov 2026, 09:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/65fb8e9e-7ce0-46fb-9fb2-e9c58f1a84f9), Last checked 6 Nov 2026, 16:30 (UTC+01:00) - Won a contract in CPV group 450 (2026-09-03): [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - Seat in the same region as the place of performance: [Evidence](https://inteliwert.com/company/org_WNACD77X5Q0E0M3VWBMPN7B464), checked 6 Nov 2026 - The buyer calls this tender suitable for SMEs, and the company is an SME: [Evidence](https://inteliwert.com/tender/opp_YNVA3WFWD982SD389KR2AWK2B4/neubau-kita-schwalbennest-hls), checked 6 Nov 2026 - 2 awards in this field in 36 months, from 1 buyer: [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - [Neubau Kita Schwalbennest - Elektroarbeiten](https://inteliwert.com/tender/opp_XD4CH5X0QX8D6A855Y684A88TA/neubau-kita-schwalbennest-elektroarbeiten) Open · SME (from the award notice) · Buyer: Gemeinde Schönefeld · Deadline: 23 Nov 2026, 09:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/15530a2c-1ac6-4bcd-ae37-773ae7308b7b), Last checked 6 Nov 2026, 16:30 (UTC+01:00) - Won a contract in CPV group 450 (2026-09-03): [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - Seat in the same region as the place of performance: [Evidence](https://inteliwert.com/company/org_WNACD77X5Q0E0M3VWBMPN7B464), checked 6 Nov 2026 - The buyer calls this tender suitable for SMEs, and the company is an SME: [Evidence](https://inteliwert.com/tender/opp_XD4CH5X0QX8D6A855Y684A88TA/neubau-kita-schwalbennest-elektroarbeiten), checked 6 Nov 2026 - 2 awards in this field in 36 months, from 1 buyer: [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - [D - Werdau, Sachs - Haus 2 - Metallbauarbeiten Türen](https://inteliwert.com/tender/opp_GC3PKK1TSRBCN5YCH11F8RF5ET/d-werdau-sachs-haus-2-metallbauarbeiten-tueren) Open · SME (from the award notice) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/c68eaec85475c1e4), Last checked 6 Nov 2026, 13:30 (UTC+01:00) - Won a contract in CPV group 450 (2026-09-03): [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - 2 awards in this field in 36 months, from 1 buyer: [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - [Regional-Stadtbahn Neckar-Alb Projektgesellschaft mbH - Europaweite Vergabe von Bauleistungen für das Projekt Tübingen Güterbahnhof - Elektrotechnik und Beleuchtungsanlagen im Offenen Verfahren](https://inteliwert.com/tender/opp_2BJ75M4X4GBQVRK7ZQ0M5EF8Y4/regional-stadtbahn-neckar-alb-projektgesellschaft-mbh-europaweite-vergabe-von-ba) Open · SME (from the award notice) · Buyer: Regional-Stadtbahn Neckar-Alb Projektgesellschaft mbH · Deadline: 9 Nov 2026, 12:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/01e9f136-251a-472b-930b-62bd3022d5c7), Last checked 6 Nov 2026, 13:30 (UTC+01:00) - Won a contract in CPV group 450 (2026-09-03): [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_WNACD77X5Q0E0M3VWBMPN7B464), checked 6 Nov 2026 - 2 awards in this field in 36 months, from 1 buyer: [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - [2026\_10\_09 Altes Rathaus Abdichtungsarbeiten](https://inteliwert.com/tender/opp_C4T0FKJK6Z3785SCPCWQGWDESD/2026-10-09-altes-rathaus-abdichtungsarbeiten) Open · SME (from the award notice) · Deadline: 9 Nov 2026, 12:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/d335d7de06533639), Last checked 6 Nov 2026, 13:30 (UTC+01:00) - Won a contract in CPV group 450 (2026-09-03): [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_WNACD77X5Q0E0M3VWBMPN7B464), checked 6 Nov 2026 - 2 awards in this field in 36 months, from 1 buyer: [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - [Regional-Stadtbahn Neckar-Alb Projektgesellschaft mbH - Europaweite Vergabe von Bauleistungen für das Projekt Tübingen Güterbahnhof - Stahlbau/Geländer im Offenen Verfahren](https://inteliwert.com/tender/opp_3FGZCJ6NG5VB2RK35TW29VBYE4/regional-stadtbahn-neckar-alb-projektgesellschaft-mbh-europaweite-vergabe-von-ba) Open · SME (from the award notice) · Buyer: Regional-Stadtbahn Neckar-Alb Projektgesellschaft mbH · Deadline: 9 Nov 2026, 12:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/025be3af-4b60-48c9-a025-781207be3ffa), Last checked 6 Nov 2026, 13:30 (UTC+01:00) - Won a contract in CPV group 450 (2026-09-03): [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_WNACD77X5Q0E0M3VWBMPN7B464), checked 6 Nov 2026 - 2 awards in this field in 36 months, from 1 buyer: [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - [Gemeinde Rüting - Neubau eines Dorfgemeinschafts- und Feuerwehrhauses in Rüting](https://inteliwert.com/tender/opp_59ZK19YDMYXB92YFDXS28NJ1J9/gemeinde-rueting-neubau-eines-dorfgemeinschafts-und-feuerwehrhauses-in-rueting) Open · SME (from the award notice) · Deadline: 10 Nov 2026, 09:25 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/03d7235402380589), Last checked 6 Nov 2026, 13:30 (UTC+01:00) - Won a contract in CPV group 450 (2026-09-03): [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_WNACD77X5Q0E0M3VWBMPN7B464), checked 6 Nov 2026 - 2 awards in this field in 36 months, from 1 buyer: [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - [Umbau Gemeindezentrum Biendorf: Tischlerarbeiten LOS 7](https://inteliwert.com/tender/opp_ZB51RG2EXEE06C9EV6EXX232FX/umbau-gemeindezentrum-biendorf-tischlerarbeiten-los-7) Open · SME (from the award notice) · Deadline: 10 Nov 2026, 09:30 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/0974946bcca0783f), Last checked 6 Nov 2026, 13:30 (UTC+01:00) - Won a contract in CPV group 450 (2026-09-03): [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_WNACD77X5Q0E0M3VWBMPN7B464), checked 6 Nov 2026 - 2 awards in this field in 36 months, from 1 buyer: [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - [Umbau Gemeindezentrum Biendorf: Trockenbau LOS 8](https://inteliwert.com/tender/opp_P18RWCKVF3DMJDYKP1WQCMKFGC/umbau-gemeindezentrum-biendorf-trockenbau-los-8) Open · SME (from the award notice) · Deadline: 10 Nov 2026, 10:00 (UTC+01:00) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/05c5ad33f2aa1dac), Last checked 6 Nov 2026, 13:30 (UTC+01:00) - Won a contract in CPV group 450 (2026-09-03): [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_WNACD77X5Q0E0M3VWBMPN7B464), checked 6 Nov 2026 - 2 awards in this field in 36 months, from 1 buyer: [Evidence](https://inteliwert.com/tender/opp_B05BYMGH1SHH543A25VTRZM719/ex-post-energetische-sanierung-der-doppelturnhalle-los-17-a-waermeversorgung), checked 6 Nov 2026 ## Is this your company? Send corrections, or ask us to remove the profile, to . You can also ask that the company never be tagged on LinkedIn. ## About this profile Each fact on this page shows its source: a public notice, an open-data register (GLEIF, Wikidata) or the company’s own website. Inteliwert does not rate companies and does not judge eligibility, fit or chances. **Based on the notices and sources Inteliwert covers; not a complete record.** Last checked 3 September 2026. --- Page: https://inteliwert.com/company/org_WNACD77X5Q0E0M3VWBMPN7B464/zierenberg-haustechnik-gmbh 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.