BLB NRW / NL DO / FH Iserlohn (WE2004) / DO, IS, FHS IS Dachsanierung Z Gebäude / Dachabdichtungsarbeiten / 010-26-00286
Germany · Dortmund · how to bid here →
Your path to submission
- Deadline: 28 September at 10:00 — 9 days left.
- You submit on evergabe.NRW — 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 — the eligibility requirements are listed above; for many of them the analysis explains how to obtain them.
Clement What the numbers say about this buyer
- In this sector the buyer awards roughly every month (247 awards, most recently September 2026) — the next award is due around October 2026 by that rhythm. The last award went to Austermann GmbH.n = 247
- 47% of this buyer's awards went to companies that had already won here before (524 awards since 2018, spread over 279 companies). 53% went to new names.n = 524 awards since 2018
- The median procedure drew 3 bids (484 procedures with a bid count); 31% ended with a single bidder. Sector: median 4 bids.n = 484
- The award came in at a median 85% of the estimated value (178 awards with both estimate and value) — pricing at the estimate is usually too high here. Sector: 89%.n = 178
- Across 14 procedures with structured selection criteria, this buyer most often required: Security of supply required (14 of 14), Share of subcontractors (14 of 14), Quality management (14 of 14), Professional liability insurance (13 of 14).n = 14
From this buyer's documented awards; comparison values from the same sector and country. Not a forecast, not legal advice. As of 13/09/2026.
Foreign bidders
In Germany · Construction work, 660 contracts went to foreign companies over the last 3 years (of 240,202 recorded awards) — mostly from Austria, France, Poland.
Typical field: median 3 (from 264 awards).
What the buyer is looking for
The summary in English is being prepared. The official description below is in the original language (DE).
Show original description (DE)
Art der Leistung Dachdeckerleistung inkl. Baustelleneinrichtung und Gerüstarbeiten am Gebäude Z der FH SWF Umfang der Leistung Für das Z-Gebäude der FH Iserlohn ist eine umfangreiche Dachsanierung geplant. Gegenstand der Ausschreibung sind die Arbeiten der Dachdeckerleistung und die dazugehörige Baustelleneinrichtung und Gerüstarbeiten.
Contract
Who has won here before
| Company | Awards | Period |
|---|---|---|
| Roxeler Ingenieurgesellschaft mbH · Münster | 11 | 2021–2026 |
| Siemens AG | 9 | 2022–2026 |
| Ingenieurbüro Jäger Sauer Nolte GbR | 9 | 2025–2026 |
| Wessling Consulting Engineering GmbH & Co. KG | 7 | 2025–2026 |
| RICHARDSON | 7 | 2025–2026 |
How often this buyer tenders this
Who knows the rhythm prepares instead of reacting.
How to bid
Guide: how to apply on cosinex Vergabemarktplatz / DTVP → Registration, signature, fees — from the operator's bidder manual.