# Sanitär Kleissner GmbH

Company profile · SME (from the award notice)

- Legal form: GmbH
- Seat: Mannheim, Germany

Based on the notices and sources Inteliwert covers; not a complete record. Last checked 9 November 2026.

## Identifiers

- VAT ID: DE815469137

As the covered sources state them.

## Track record in public tenders

Awards in the covered notices over the last 36 months, per CPV division.

| CPV division | Awards | Award value (excl. VAT) | Buyers | Repeat buyers | First award | Last award |
| --- | ---: | ---: | ---: | ---: | --- | --- |
| 45 Construction work | 3 | €2,606,710 | 3 | 0 | 17 May 2026 | 18 September 2026 |

Based on the notices and sources Inteliwert covers; not a complete record.

### Awards

- [HD, Uni, Neubau Life-inspired Engineering Molecular Systems (LEMS), 1. BA Gas-, Wasser- und Entwässerungsanlagen](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u)  
  Buyer: Vermögen und Bau Baden-Württemberg, Amt Mannheim und Heidelberg Dienstsitz Heidelberg · Award value: €985,234.48 excl. VAT · Awarded: 9 November 2026 · CPV 45232450
- [Heidelberg, Universitätsklinikum, Sanierung und Nachnutzung Rechtsmedizin / HeiCINN Wasser-, Entwässerungs- und Gasanlagen DIN 18381](https://inteliwert.com/tender/opp_FXYDVPJDYR5YDG2HR4TB56WAFB/heidelberg-universitaetsklinikum-sanierung-und-nachnutzung-rechtsmedizin-heicinn)  
  Buyer: Vermögen und Bau Baden-Württemberg, Amt Mannheim und Heidelberg Dienstsitz Heidelberg · Award value: €1,689,423.13 excl. VAT · Awarded: 18 September 2026 · CPV 45232450
- [Neubau Fahrradparkhaus am Hauptbahnhof in Heidelberg -Sanitär,Heizung,RLT-Anlagen-](https://inteliwert.com/tender/opp_ZJR9YPR0A6K6G4RNTJZGB3TZEM/neubau-fahrradparkhaus-am-hauptbahnhof-in-heidelberg-sanitaer-heizung-rlt-anlage)  
  Buyer: Stadt Heidelberg · Award value: €137,645.03 excl. VAT · Awarded: 24 June 2026 · CPV 45232460
- [ILKO | 201 Sanitärtechnik](https://inteliwert.com/tender/opp_N5JWDH1N6A9T1H80H7HK6CV2MN/ilko-201-sanitaertechnik)  
  Buyer: Gemeinde Ilvesheim · Award value: €779,642.29 excl. VAT · Awarded: 17 May 2026 · CPV 45332400

## 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.

- [Planung, Errichtung und Inbetriebnahme des Fernwärmenachheizers (FWN)](https://inteliwert.com/tender/opp_04PPDMRDQ7AGNZF9DSG60C6V6K/planung-errichtung-und-inbetriebnahme-des-fernwaermenachheizers-fwn)  
  Open · SME (from the award notice) · Buyer: MVV Grüne Wärme GmbH · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/fb978a7a-583c-41df-9d0e-55084368646a), Last checked 11 Nov 2026, 08:30 (UTC+01:00)
  - Won a contract in CPV group 452 (2026-11-09): [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
  - Seat in the same district as the place of performance: [Evidence](https://inteliwert.com/company/org_GB49NYM5QNKY0KW8RSRYE3QZ4W), checked 11 Nov 2026
  - 4 awards in this field in 36 months, from 3 buyers: [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
- [ESTW 1271 - VP 02.10 Kabelquerung und KTB für Anbindung GW Neuwiedenthal](https://inteliwert.com/tender/opp_P0D67NB48B8HDRV9AB50DPZCJC/estw-1271-vp-02-10-kabelquerung-und-ktb-fuer-anbindung-gw-neuwiedenthal)  
  Open · SME (from the award notice) · Buyer: DB InfraGO AG – Geschäftsbereich Fahrweg (Bukr 16) · Deadline: 7 Dec 2026, 11:00 (UTC+01:00) · [Official notice](https://ted.europa.eu/de/notice/-/detail/782598-2026), Last checked 11 Nov 2026, 07:11 (UTC+01:00)
  - Won a contract in CPV group 452 (2026-11-09): [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
  - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_GB49NYM5QNKY0KW8RSRYE3QZ4W), checked 11 Nov 2026
  - 4 awards in this field in 36 months, from 3 buyers: [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
- [Anlagenbau Heizzentrale – Projekt FESi (Friedrich-Ebert-Siedlung)](https://inteliwert.com/tender/opp_3HQ62M6W2CC9D81DX8AYMMVABN/anlagenbau-heizzentrale-projekt-fesi-friedrich-ebert-siedlung)  
  Open · SME (from the award notice) · Buyer: Mainova AG · [Official notice](https://ted.europa.eu/de/notice/-/detail/780230-2026), Last checked 11 Nov 2026, 07:11 (UTC+01:00)
  - Won a contract in CPV group 452 (2026-11-09): [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
  - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_GB49NYM5QNKY0KW8RSRYE3QZ4W), checked 11 Nov 2026
  - The contract value is close to the values of its past awards: [Evidence](https://inteliwert.com/tender/opp_3HQ62M6W2CC9D81DX8AYMMVABN/anlagenbau-heizzentrale-projekt-fesi-friedrich-ebert-siedlung), checked 11 Nov 2026
  - 4 awards in this field in 36 months, from 3 buyers: [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
- [26S30199 - Marinearsenal Wilhelmshaven; Neuordnung der Energieversorgung; Herstellen von Verkehrs- und Lagerflächen](https://inteliwert.com/tender/opp_N9APQKZ59A3JGVYCPSN9ZAP6GJ/26s30199-marinearsenal-wilhelmshaven-neuordnung-der-energieversorgung-herstellen)  
  Open · SME (from the award notice) · Buyer: Bundesrepublik Deutschland vertreten durch das Staatliche Baumanagement Niedersachsen · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/3216d387-11f1-4ff3-929a-7dcd75825a19), Last checked 11 Nov 2026, 08:30 (UTC+01:00)
  - Won a contract in CPV group 452 (2026-11-09): [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
  - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_GB49NYM5QNKY0KW8RSRYE3QZ4W), checked 11 Nov 2026
  - The contract value is close to the values of its past awards: [Evidence](https://inteliwert.com/tender/opp_N9APQKZ59A3JGVYCPSN9ZAP6GJ/26s30199-marinearsenal-wilhelmshaven-neuordnung-der-energieversorgung-herstellen), checked 11 Nov 2026
  - 4 awards in this field in 36 months, from 3 buyers: [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
- [Los 2.7 Erdbau 2027-2028](https://inteliwert.com/tender/opp_A7VVZJVYWRBHZNBZQPXC02RZDT/los-2-7-erdbau-2027-2028)  
  Open · SME (from the award notice) · Buyer: Land Baden-Württemberg, vertreten durch das Regierungspräsidium Freiburg, Landesbetrieb Gewässer, Referat 53.3 · Deadline: 19 Nov 2026, 10:00 (UTC+01:00) · [Official notice](https://ted.europa.eu/de/notice/-/detail/779564-2026), Last checked 11 Nov 2026, 07:11 (UTC+01:00)
  - Won a contract in CPV group 452 (2026-11-09): [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
  - Seat in the same federal state as the place of performance: [Evidence](https://inteliwert.com/company/org_GB49NYM5QNKY0KW8RSRYE3QZ4W), checked 11 Nov 2026
  - 4 awards in this field in 36 months, from 3 buyers: [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
- [400\.042.1\_4 / Sanitäre Anlagen](https://inteliwert.com/tender/opp_CB793Z7QDEE3FP0ZG7SA795XM4/400-042-1-4-sanitaere-anlagen)  
  Open · SME (from the award notice) · Buyer: Zweckverband Berufliches Schulzentrum Kempten (Allgäu) · Deadline: 9 Dec 2026, 10:00 (UTC+01:00) · [Official notice](https://ted.europa.eu/de/notice/-/detail/782402-2026), Last checked 11 Nov 2026, 07:11 (UTC+01:00)
  - Won a contract in CPV group 452 (2026-11-09): [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
  - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_GB49NYM5QNKY0KW8RSRYE3QZ4W), checked 11 Nov 2026
  - 4 awards in this field in 36 months, from 3 buyers: [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
- [A8\_Bhp3\_Verkehrssicherung\_MS](https://inteliwert.com/tender/opp_KB5WDH8GXR8DT9DM2QSH86MYR0/a8-bhp3-verkehrssicherung-ms)  
  Open · SME (from the award notice) · Buyer: Die Autobahn GmbH des Bundes - NL Südbayern · Deadline: 11 Dec 2026, 10:00 (UTC+01:00) · [Official notice](https://ted.europa.eu/de/notice/-/detail/779255-2026), Last checked 11 Nov 2026, 07:11 (UTC+01:00)
  - Won a contract in CPV group 452 (2026-11-09): [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
  - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_GB49NYM5QNKY0KW8RSRYE3QZ4W), checked 11 Nov 2026
  - The buyer calls this tender suitable for SMEs, and the company is an SME: [Evidence](https://inteliwert.com/tender/opp_KB5WDH8GXR8DT9DM2QSH86MYR0/a8-bhp3-verkehrssicherung-ms), checked 11 Nov 2026
  - 4 awards in this field in 36 months, from 3 buyers: [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
- [Fahrbahnsanierung Herrenfeldchen](https://inteliwert.com/tender/opp_RSBMNQ5FYQR2KXAEPB5VP765VV/fahrbahnsanierung-herrenfeldchen)  
  Open · SME (from the award notice) · [Official notice](https://oeffentlichevergabe.de/ui/de/notices/db3cb32957a61c6b), Last checked 11 Nov 2026, 08:30 (UTC+01:00)
  - Won a contract in CPV group 452 (2026-11-09): [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
  - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_GB49NYM5QNKY0KW8RSRYE3QZ4W), checked 11 Nov 2026
  - 4 awards in this field in 36 months, from 3 buyers: [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
- [Neubau "Zentrum für seelische Gesundheit (ZfsG)" am Klinikum Nürnberg, Campus Nord](https://inteliwert.com/tender/opp_0FP21866KXEJQZQZBPF2FXFHVT/neubau-zentrum-fuer-seelische-gesundheit-zfsg-am-klinikum-nuernberg-campus-nord)  
  Open · SME (from the award notice) · Buyer: Klinikum Nürnberg · Deadline: 10 Dec 2026, 10:00 (UTC+01:00) · [Official notice](https://ted.europa.eu/de/notice/-/detail/779278-2026), Last checked 11 Nov 2026, 07:11 (UTC+01:00)
  - Won a contract in CPV group 453 (2026-05-17): [Evidence](https://inteliwert.com/tender/opp_N5JWDH1N6A9T1H80H7HK6CV2MN/ilko-201-sanitaertechnik), checked 11 Nov 2026
  - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_GB49NYM5QNKY0KW8RSRYE3QZ4W), checked 11 Nov 2026
  - 4 awards in this field in 36 months, from 3 buyers: [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
- [Errichtung einer Hallen-Klärschlammtrocknungsanlage am Standort Werdohl-Elverlingsen, hier: Hallenbau und Maschinentechnik (Los 1)](https://inteliwert.com/tender/opp_MEWVE39CMB8DWET9B4V0G0V2HK/errichtung-einer-hallen-klaerschlammtrocknungsanlage-am-standort-werdohl-elverli)  
  Open · SME (from the award notice) · Buyer: TVK Elverlingsen GmbH · [Official notice](https://ted.europa.eu/de/notice/-/detail/779578-2026), Last checked 11 Nov 2026, 07:11 (UTC+01:00)
  - Won a contract in CPV group 452 (2026-11-09): [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026
  - Seat in the same country as the place of performance: [Evidence](https://inteliwert.com/company/org_GB49NYM5QNKY0KW8RSRYE3QZ4W), checked 11 Nov 2026
  - 4 awards in this field in 36 months, from 3 buyers: [Evidence](https://inteliwert.com/tender/opp_TB5Z33MAGQTPSETKVT1JZZVN11/hd-uni-neubau-life-inspired-engineering-molecular-systems-lems-1-ba-gas-wasser-u), checked 11 Nov 2026

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## 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 9 November 2026.

---

Page: https://inteliwert.com/company/org_GB49NYM5QNKY0KW8RSRYE3QZ4W/sanitaer-kleissner-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.