
Independent consulting for energy efficiency, Passivhaus construction and sustainable, circular building

Henk Jan Beernink Energieberatung Groenerbouwen
Markt 1, 48691 Vreden (DE)New on Amplifa
About Groenerbouwen
Henk Jan Beernink Energieberatung Groenerbouwen is an owner-managed consulting firm based in Vreden (North Rhine-Westphalia), operating on the German-Dutch border. The company advises businesses, organisations and private homeowners on energy-saving measures, energy efficiency, sustainability and environmental management, and on the economic evaluation of investments across the entire life cycle (Total Cost of Ownership). A key focus is consulting on new-build and refurbishment projects to Passivhaus standard, including energy-related support with the PHPP calculation tool (Passive House Planning Package) and the coordination of building envelope and building services. In addition, Groenerbouwen offers advice on circular and bio-based construction methods, including the Materials Passport concept. Reference projects include an office building planned to Passivhaus standard in Heerenveen as well as consultancy services for the Businesscenter Winterswijk and the Bouwkundig adviesbureau Davids. Consultations are offered in German and Dutch.
- Site
- Vreden
- Processes
- Energy consulting / sustainability consulting (TCO, energy savings, environmental policy), Passivhaus, building design and building services consulting (PHPP calculation), Energy consulting / building energy consulting, Energy efficiency and energy optimisation consulting, Energy-saving consulting, Sustainability and environmental management consulting, TCO consulting (Total Cost of Ownership), Consulting on circular and bio-based construction (Materials Passport)
- Materials
- PHPP calculation, Total Cost of Ownership, Materials Passport
- Certificates
- Certifications
- Industries
- Building energy consulting, Business consulting, Residential and non-residential buildings
- 01
Initial consultation and definition of objectives
- 02
Analysis of energy consumption, building type and investment project
- 03
Calculation and evaluation (including PHPP, TCO)
- 04
Preparation of recommendations on energy savings and sustainable construction
- 05
Support of the project through to implementation and execution
- 06
Verification and evaluation (e.g. airtightness measurement)
Consulting Fields and Methods
PHPP calculation
Energy calculation tool for the design and verification of buildings to Passivhaus standard.
Total Cost of Ownership
Evaluation method in which investments are assessed economically over the entire life cycle.
Materials Passport
Documentation of the materials used to reduce costs and promote circular construction.
Locations

Vreden
DEHead office / office
- Materials
- Energy, Passivhaus and sustainability consulting
Projects and Consulting Fields


Inside the production

Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Energy consulting / sustainability consulting (TCO, energy savings, environmental policy)Engineering | – | – | – | – | – |
| Passivhaus, building design and building services consulting (PHPP calculation)Engineering | – | – | – | – | – |
Additional services
Reference customers
Quality and Working Method
The consulting relies on established tools such as the PHPP calculation and TCO analyses. In projects, the quality of the construction work is verified, for example by means of the measured airtightness value (Qv10).
| Evidence | Vreden |
|---|---|
| Certifications |