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2026-0618 ROK Drawing up the Leiderdorp Environmental Plan
2026-0618 ROK Opstellen Omgevingsplan Leiderdorp — original title
Your path to submission
- Deadline: 17 November at 10:00 — 16 days left.
- You submit on TenderNed — not here and not by e-mail. ↗ Submission via TenderNed with an eHerkenning account — issuance for foreign firms can take time; apply early. Sort out account and signature first — not on submission day.
- Offer and evidence in: Dutch.
- Collect your evidence — use the eligibility analysis on this page: it lists the requirements and, for known certificates, how to get them.
What the buyer is looking for
The municipality of Leiderdorp is looking for a Contractor to draw up the new part of the environmental plan. The current environmental plan largely consists of a temporary part with, among other things, former zoning plans, the dowry and relevant municipal regulations. The assignment concerns the area- and subject-by-area construction of the new part, whereby existing rules are replaced, updated and integrated in accordance with the Environment Act and applicable regulations. The assignment concerns the phased drafting and development of the new environmental plan of the municipality of Leiderdorp. The work includes drawing up a basic regulation, replacing the De Baanderij and Bospoort zoning plans and changing the content of the environmental plan for the intended developments in these areas.
Contract
Type of service
Clement What the numbers say about this buyer
- The median procedure drew 2 bids (6 procedures with a bid count); 17% ended with a single bidder. Sector: median 5 bids.n = 6
- 31% of the bids received came from small and medium-sized enterprises (6 procedures with a bid mix). Sector: 42%.n = 6
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.
Selection criteria — via the ESPD
The buyer states in the notice that eligibility is proven through the European Single Procurement Document (ESPD); the concrete requirements are in the tender documents. The document analysis below extracts them from there — bid and evidence in Dutch.
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 |
|---|---|---|
| Industrial Design and Development Services Groep B.V. | 1 | 2024 |
| van Schie Groen | 1 | 2026 |
| Bunnik B.V. | 1 | 2024 |
| Blom's Automobielbedrijf BV | 1 | 2025 |
| Incluzio B.V. | 1 | 2025 |
Tactics
When contracts were awarded in this country and sector, usually 5 or more bids came in. Many compete here — price and references decide. (Based on 2,432 completed awards — not a statement about this procedure.)
This procedure allows 55 days between publication and deadline — typical in this country is 48 (median of 2,911 procedures). A normal window for this market.
Foreign bidders
In the Netherlands · Architecture & engineering, 129 contracts went to foreign companies over the last 3 years (of 2,699 recorded awards) — mostly from Germany, France, United Kingdom.
Submission language: Dutch.
How to bid
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