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10021436.1-Maintenance of the refrigeration systems at the GIZ site in Eschborn
10021436.1-Instandhaltung der Kälteanlagen am GIZ-Standort Eschborn — original title
Your path to submission
- Deadline: 4 November at 12:00 — 3 days left.
- You submit on Vergabemarktplatz (cosinex) — not here and not by e-mail. ↗ Free bidder account on the cosinex platform required (created instantly); offers go through the bidding tool, usually plain text form suffices — no qualified signature. Sort out account and signature first — not on submission day.
- Collect your evidence — use the eligibility analysis on this page: it lists the requirements and, for known certificates, how to get them.
Contract
Type of service
Clement What the numbers say about this buyer
- In this sector the buyer awards roughly every month (6 awards, most recently July 2025) — by that rhythm the next award was due around August 2025. The last award went to Dorsch Impact GmbH.n = 6
- 59% of this buyer's awards went to companies that had already won here before (3,862 awards since 2017, spread over 1,552 companies). That is well above the sector norm (40%) — newcomers have a harder time here than elsewhere.n = 3,862 awards since 2017
- 26% of the bids received came from other countries (270 procedures with a bid mix) — all bidders, not just the winners. Sector: 1%.n = 270
- The median procedure drew 3 bids (3,733 procedures with a bid count); 24% ended with a single bidder. Sector: median 4 bids.n = 3,733
- The award came in at a median 92% of the estimated value (229 awards with both estimate and value) — pricing at the estimate is usually too high here. Sector: 89%.n = 229
From this buyer's documented awards; comparison values from the same sector and country. Not a forecast, not legal advice. As of 01/11/2026.
Tender documents at a glance
The essentials of the tender documents, checked statement by statement against the documents. For your bid, the original documents count.
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GIZ tender for maintenance of refrigeration systems at Eschborn site
The input text concerns a German public procurement procedure by the Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ) GmbH for maintenance works on technical installations.
It reflects the point of view of a German contracting authority applying German procurement law (GWB, VgV, UVgO).
Countries mentioned are primarily Germany (including German authorities such as Bundesamt für Justiz, Bundeskartellamt), Member States of the European Union, and “non‑covered third countries” outside the EU that are not parties to the WTO Government Procurement Agreement or equivalent EU agreements; reference is also made to EU sanctions lists and United Nations sanctions.
The general background is that GIZ conducts the tender electronically via its eProcurement platform (https://ausschreibungen.giz.de, connected with dtvp.de), using standard federal forms (VHB Bund) and its own application conditions (Bewerbungsbedingungen) and contractual terms (ZVB and Besondere Vertragsbedingungen).
The specific contract is identified as measure/contract number 10021436.1 for “Instandhaltung der Kälteanlagen am GIZ‑Standort Eschborn in den Häusern 1, 2, 4 und 5”.
Submission is permitted electronically (in text form as per § 126b BGB) via the platform; written submission is also mentioned as a general option.
Communication takes place exclusively through the portal’s communication tool, and bidders are advised to test and ensure technical capability beforehand (such as via test procedures, browser requirements, and the “Bietertool”).
Regarding what the bidder must submit and minimum qualification, the text refers to several standard forms and self‑declarations.
The central offer letter (Form 633) lists as contractual attachments, such as, the priced bill of quantities/service specification (Leistungsverzeichnis/Leistungsprogramm) and, where applicable, forms 234 (Bieter-/Arbeitsgemeinschaft), 235 (Verzeichnis der Leistungen/Kapazitäten anderer Unternehmen) and 248 (Erklärung zur Verwendung von Holzprodukten).
As qualification proof, the “Eigenerklärung zur Eignung” (VVB 124_LD) is used; it requires such as: turnover for comparable services in the last three financial years; confirmation of having executed comparable services in the last three years and the commitment to provide three references (with contact person, type of service, contract sum, execution period) when shortlisted; confirmation that sufficient staff is available and, when requested, average annual number of employees and the persons proposed for contract management; information on business register entry (with proof on request); declarations on insolvency status and no liquidation; declarations that no exclusion grounds under §§ 123, 124 GWB apply or, if they do, what self‑cleaning measures have been taken; declaration of proper payment of taxes, duties and social security contributions with a commitment to provide non‑objection certificates when requested; and membership of a Berufsgenossenschaft.
Above an order value of EUR 30,000, the contracting authority will obtain an extract from the Gewerbezentralregister / Wettbewerbsregister for the intended awardee.
GIZ also reserves the right to check identity (register extract), sanctions lists, risk of false self‑employment, and creditworthiness (via Creditreform).
Show all 41 statements
For subcontracting and use of other entities’ capacities, bidders must use VVB 235 (“Verzeichnis der Leistungen/Kapazitäten anderer Unternehmen”) and, where capacities are used for suitability, the “Verpflichtungserklärung anderer Unternehmen” (VVB 236), which includes joint liability commitments.
Candidate/bidding consortia must submit a consortium declaration (VVB 234) naming a lead member with power of representation and joint and several liability.
As to the scope of the contract (what, how much, where, when), the contract covers, such as, one‑off maintenance (“Einmalige Instandhaltung”) of the refrigeration systems in buildings 1, 2, 4 and 5 at the GIZ site in Eschborn, Germany.
The detailed list of installations and specific quantities is contained in the Leistungsbeschreibung and the Leistungsverzeichnis (not reproduced in full in the text, but explicitly referenced as defining the “Anlagen” and services).
The Besondere Vertragsbedingungen clarify that the contractor is assigned the services described in those documents and must also perform certain minor repair measures per maintenance period and installation up to cost thresholds (e.g. up to EUR 100 or EUR 500 per unit/period), with further measures only upon separate approval and order by GIZ on the basis of separate offers.
The place of performance is explicitly the Eschborn site; the contractual term is defined as starting on the date of the order specified in the award letter and ending after one year.
During performance, the contractor must maintain operational safety and, as far as possible, operational availability of the systems, comply with legal safety and accident‑prevention rules and recognised technical standards, immediately inform facility management about safety‑critical defects (including putting installations out of service where necessary, with written confirmation), and also report other non‑urgent defects in text form.
On award criteria and weighting, there are both general GIZ rules and procedure‑specific indications.
The general “Terms and conditions for application” state that tenders are evaluated on their technical merits using an assessment grid, and that, for those procedures, only offers with at least 500 technical points proceed to financial evaluation; technical minimum/mandatory criteria in the terms of reference must be fulfilled, and the weighting between technical and financial offers is communicated in the invitation letter.
However, for this specific procedure under UVgO, the standard form “631 (UVgO – Aufforderung zur Abgabe eines Angebots)” shows that, such as, the contract can be awarded solely on the basis of price: under “Angebotswertung” it names “Zuschlagskriterium Preis” and explains that the price is determined from the (checked) offer sum, taking into account discounts.
It also mentions the alternative of multiple criteria via a separate “Formblatt Zuschlagskriterien”.
The Besondere Vertragsbedingungen list “Zuschlagskriterien” as an annex, which would set out the concrete criteria and weighting for this contract; details are not reproduced in the text but this annex is expressly binding.
Concerning risks and special conditions (penalties, guarantees, subcontracting, validity period, question deadline, site visit), the contract documents provide several important rules.
The ZVB 2026 and Besondere Vertragsbedingungen regulate such as: remuneration (all ancillary costs like travel, disposal, allowances, surcharges for overtime and Sundays/holidays are deemed included unless otherwise stated); no remuneration for work done in fulfilment of warranty obligations; invoicing only once per month after performance; contract duration (one year) with provisions on termination, including extraordinary termination if installations are sold, destroyed, long‑term taken out of service, must be serviced by third parties for legal reasons not described in the specification, or if the contractor’s operation can no longer perform the required maintenance due to significant changes in installations.
The ZVB also deals with security/guarantees: if securities in the form of advance‑payment or instalment‑payment guarantees are required by the tender documents, they must comply fully with GIZ’s standard guarantee forms and be issued in one single document; guarantees are returned once the secured obligation is fulfilled.
Liability provisions include, such as, the contractor’s mandatory professional or business liability insurance with minimum cover of EUR 1,000,000 for property damage, EUR 100,000 for financial losses, and EUR 2,000,000 for personal injury (Besondere Vertragsbedingungen).
The contractor’s liability otherwise follows statutory rules; GIZ limits its liability for contractor’s property and financial losses to intent and gross negligence.
The ZVB further contains detailed clauses on notification of damages and information security incidents, indemnification of GIZ against third‑party claims caused by the contractor’s breach, language requirements (communication and documents in German, with translations where foreign‑language documents are used), prohibition on assignment of claims without prior written consent, and jurisdiction (Frankfurt am Main, with additional options for GIZ).
Subcontracting and consortium risks are expressly governed: as noted, consortia must have a lead firm and joint and several liability, and the use of other entities’ capacities requires formal commitment declarations where those entities also accept joint liability towards GIZ for performance.
The general application conditions also specify that candidates/tenderers, consortia members or supporting entities from “non‑covered third countries” may be excluded and have no entitlement to public‑procurement legal remedies.
GIZ reserves the right to perform compliance and supply‑chain‑related checks under the Verhaltenskodex (Code of Conduct) attached to the ZVB, including, such as, risk analysis, agreed preventive measures (training, own measures by the contractor), and control measures (including on-site inspections).
In case of serious or unremedied breaches of the Code, GIZ may suspend performance and, ultimately, terminate the contract with the termination deemed attributable to the contractor.
The bid validity period is referred to in the offer letter: the bidder binds itself to the offer until expiry of the stated binding period; failure to sign or to be recognisable as bidder in electronic text‑form submission leads to exclusion.
Questions on the tender must be submitted exclusively via the platform communication tool and within the deadline stated for the procedure; replies of general interest are published anonymously to all participants.
A mandatory site visit is not explicitly mentioned in the provided excerpts; if such a requirement exists, it would normally be set out in the specific tender notice or Leistungsbeschreibung, which are referenced but not detailed in the text.
As to contradictions or corrections within the documents, the text itself contains some potentially conflicting or overlapping rules, which must be read in light of the standard hierarchy: specific tender documents (UVgO form 631, Besondere Vertragsbedingungen, Leistungsverzeichnis, Zuschlagskriterien annex) prevail over general GIZ application conditions (Bewerbungsbedingungen) and general contract conditions (ZVB) where they differ.
For example, while the general Bewerbungsbedingungen describe a typical GIZ evaluation model with technical and financial weighting and a minimum technical score of 500 points, the UVgO form for this particular procedure explicitly provides that the award criterion is price alone, or alternatively that multiple criteria will be defined in the attached “Formblatt Zuschlagskriterien”; since the Besondere Vertragsbedingungen list “Zuschlagskriterien” as an annex specific to this contract, that annex and the UVgO form govern the actual award criteria and weighting, and the generic description in the Bewerbungsbedingungen applies only insofar as it is not overridden.
Likewise, general remarks that requests to participate and tenders “must” be submitted electronically are complemented by the UVgO invitation, which allows electronic submission (in several forms) and, in principle, also written submission; for this specific procedure, the UVgO form and the technical guide for electronic submission clarify that GIZ requires electronic submission via the platform, using text‑form signature as per § 126b BGB, so these detailed instructions take precedence.
No explicit corrigenda are reproduced in the text, but there are several “notes” clarifying that where alternative or different conditions are foreseen in the specific tender, these will override the default rules; bidders must therefore follow the particular forms and annexes (especially the Aufforderung zur Angebotsabgabe, Besondere Vertragsbedingungen, Leistungsverzeichnis and Zuschlagskriterien) in case of doubt.
Only the contracting authority's tender documents are binding. As of: 27/10/2026
Eligibility analysis from the tender documents
Tender documents — direct download
Who has won at this buyer so far
Across all contract types of this buyer — not just this sector. A city buys software and fire engines through the same purchasing office.
| Company | Awards | Period |
|---|---|---|
| GFA Consulting Group GmbH | 376 | 2010–2026 |
| GOPA Consultants | 118 | 2010–2026 |
| GOPA Worldwide Consultants GmbH · Bad Homburg v. d. Höhe | 73 | 2018–2026 |
| AFC Agriculture and Finance Consultants GmbH · Bonn | 59 | 2017–2026 |
| AMBERO Consulting Gesellschaft mbH · Kronberg im Taunus | 46 | 2016–2026 |
How often this buyer tenders this kind of work
Tactics
When this buyer has awarded in this sector, usually 5 or more bids came in. Many compete here — price and references decide. (Based on 22 completed awards — not a statement about this procedure.)
This procedure allows 15 days between publication and deadline — typical in this country is 32 (median of 20,496 procedures). Much tighter than usual: the first week counts.
Foreign bidders
In Germany · Construction work, 687 contracts went to foreign companies over the last 3 years (of 244,229 recorded awards) — mostly from Austria, France, Poland.
How to bid
Guide: how to apply on cosinex Vergabemarktplatz / DTVP → Registration, signature, fees — from the operator's bidder manual.
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