The database of public procurement

121,044 companies67,279 contracting authorities4,225 BoQs with a specified brand23,776 planning offices377,675 awardsAwards up to 30 Sep 2026

Planning office

Ingenieurgesellschaft Dr. Knollmann mbH

Ingenieurgesellschaft Dr. Knollmann mbH from Hannover has received one public planning contract since 2024 (as of 30 Sep 2026).

As of: · Source: official notices (Datenservice Öffentlicher Einkauf, CC0), EU Official Journal (TED) and procurement portals · How we count

30655 Hannover, Lower SaxonyGeneral planningRegister No. 5708
1
planning contracts, since 4 Dec 2024
0
in the last twelve months
€503,214
median contract value, 1 stating one
2
median number of bids, 1 stating it

Contracts per year

2024: 1 contracts12024

The network of this office

Contracting authoritiesServicesZentrale Vergabestelle der Städte…1Zentrale Vergabestelle der Städte Rietberg, Verl und der Gemeinde Langenberg: 1General planning1General planning: 1Ingenieurgesell…1 contracts

Contracting authorities from the award notices, services from the planning contracts.

Recently commissioned

DateContractContracting authorityValue
4 Dec 2024Errichtung der 4. Reinigungsstufe KA Verl-West; Ingenieur-/PlanungsleistungenGeneral planning · NoticeZentrale Vergabestelle der Städte Rietberg, Verl und der Gemeinde LangenbergNorth Rhine-Westphalia€503,214

The 1 most recent of 1.

Questions and answers

How many public contracts has Ingenieurgesellschaft Dr. Knollmann mbH received?

Ingenieurgesellschaft Dr. Knollmann mbH has received 1 public planning contract since 2024. The median contract value is €503,214, calculated over 1 contract with a stated value.

Which contracting authorities does Ingenieurgesellschaft Dr. Knollmann mbH plan for most often?

Most contracts came from Zentrale Vergabestelle der Städte Rietberg, Verl und der Gemeinde Langenberg (1).

Which planning services does Ingenieurgesellschaft Dr. Knollmann mbH provide?

Most contracts fall under “General planning” (1).

In which German states does Ingenieurgesellschaft Dr. Knollmann mbH plan?

Most contracts came from North Rhine-Westphalia (1).