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Conclusion of a non-exclusive framework contract for inspection tests, preliminary investigations and further construction studies in the open house procedure 2026 et seq. OH Region NW-2026-001
Abschluss eines nicht-exklusiven Rahmenvertrags Kontrollprüfungen, Voruntersuchungen und weitere bautechnische Untersuchungen im Open-House- Verfahren 2026 ff. OH Region NW-2026-001 — original title
Your path to submission
- Deadline: 14 August 2028 at 23:59 — 653 days left.
- The submission point is stated in the notice (link on this page).
- Collect your evidence — the eligibility requirements are listed on this page; for many of them the analysis explains how to obtain them.
What the buyer is looking for
the conclusion of a non-exclusive framework contract for control audits;
Contract
Type of service
Clement What the numbers say about this buyer
- In this sector the buyer awards roughly every 2 months (266 awards, most recently October 2026) — the next award is due around December 2026 by that rhythm. The last award went to Drees & Sommer SE.n = 266
- 67% of this buyer's awards went to companies that had already won here before (620 awards since 2023, spread over 192 companies). That is well above the sector norm (44%) — newcomers have a harder time here than elsewhere.n = 620 awards since 2023
- 70% of the bids received came from small and medium-sized enterprises (298 procedures with a bid mix). Sector: 91%.n = 298
- The median procedure drew 3 bids (608 procedures with a bid count); 35% ended with a single bidder. Sector: median 3 bids.n = 608
- Across 81 procedures with structured selection criteria, this buyer most often required: Professional register enrolment (79 of 81), Share of subcontractors (79 of 81), Technical staff for execution (60 of 81), Staff qualifications (54 of 81).n = 81
From this buyer's documented awards; comparison values from the same sector and country. Not a forecast, not legal advice. As of 30/10/2026.
Part of a larger project
- Voruntersuchungen und weitere bautechnische Untersuchungen im Open-House- Verfahren 2026 ff. OH Region NW-2026-001Deadline 14 Augthis lot
- Voruntersuchungen und weitere bautechnische Untersuchungen im Open-House- Verfahren 2026 ff.Deadline 14 Aug
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 |
|---|---|---|
| SEH Engineering GmbH · Hannover | 26 | 2023–2026 |
| LPI Ingenieurgesellschaft mbH · Hannover | 16 | 2025–2026 |
| IGS Ingenieure GmbH & Co. KG · Weimar | 15 | 2024–2026 |
| EUROVIA Bau GmbH Standort Bottrop · Bottrop | 13 | 2024–2026 |
| Mull und Partner Ingenieurgesellschaft mbH · Köln | 12 | 2025 |
How often this buyer tenders this kind of work
Contracting authority contact
Tactics
When this buyer has awarded in this sector, usually about 3 bids came in. A normal field for this market. (Based on 277 completed awards — not a statement about this procedure.)
This procedure allows 732 days between publication and deadline — typical in this country is 32 (median of 20,071 procedures). Much more generous than usual — time for a thorough bid rather than a quick one.
The deadline falls on a Monday — your last full working day is the Friday before. Have evidence and guarantees together by Thursday.
Foreign bidders
In Germany · Architecture & engineering, 404 contracts went to foreign companies over the last 3 years (of 111,169 recorded awards) — mostly from Austria, Switzerland, Poland.
How to bid
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