
Building services specialist for heating, plumbing and photovoltaics from Melbeck near Lüneburg
Will GmbH
Melbeck · Am Rischpool 14, 21406New on Amplifa
About Us
Will GmbH, founded in Melbeck in 1984, is a building services specialist specialising in ecological and energy-efficient building technology. Its 48-strong team implements heating systems with heat pumps (air-to-water and brine-to-water), biomass boilers (logs, pellets, wood chips) and solar thermal, as well as plumbing installations for new builds, modernisations and complete renovations. In the photovoltaic sector, systems are offered completely from a single source – from roof installation and electrical connection to grid operator registration, complemented by battery storage, power optimisers and wallboxes. The scope of services includes consulting, planning, heating load calculations, system sizing, subsidy advisory services, maintenance, repair, service callouts including emergency service, and warranty processing. Reference projects include, among others, the Hanseviertel housing project in Lüneburg (40 residential units) and the new construction of a production hall with 3,000 m² of industrial technology for Der Lecker Bäcker. Its location and catchment area is the Lüneburg/Melbeck region in Lower Saxony.
- Site
- Melbeck
- Processes
- Heating installation (heat pumps, biomass, solar thermal, wall heating), Plumbing installation (new builds, modernisation, renovation), Photovoltaic system installation incl. battery storage, wallboxes, grid operator registration, Customer service: maintenance, repair, service callouts, emergency service, Consulting, Planning and Quotations, Assistance with Subsidy Applications, Heating Load Calculation and System Sizing, Renovation, Planning and Execution in Existing Buildings
- Materials
- Copper (pipework heating/plumbing), Plastic (piping systems), Copper, Plastic
- Founded
- 1984
- Employees
- 48
- Industries
- Building Services, Heating Technology, Plumbing Installation, Photovoltaics, Energy Technology
- 01
Consulting and Planning
- 02
Heating Load Calculation and System Sizing
- 03
Quotations and Subsidy Advisory
- 04
Installation and Commissioning
- 05
Maintenance, Repair and Service Callouts
- 06
Warranty Processing
Materials and Systems
Copper
Pipework for heating and plumbing installations.
Plastic
Piping systems for plumbing and heating applications.
Locations

Melbeck
DEHeadquarters
- Materials
- Copper, Plastic
- ETA wood log, pellet and wood chip boilers
- Wolf heat pumps (air-to-water, brine-to-water)
- Solvis Max heating system
- SolarEdge battery storage
- SMA inverters and photovoltaic equipment
Services



Inside the production




Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Heating installation (heat pumps, biomass, solar thermal, wall heating)Assembly | – | – | – | – | Copper, Plastic |
| Plumbing installation (new builds, modernisation, renovation)Assembly | – | – | – | – | Copper, Plastic |
| Photovoltaic system installation incl. battery storage, wallboxes, grid operator registrationAssembly | – | – | – | – | – |
| Customer service: maintenance, repair, service callouts, emergency serviceTesting | – | – | – | – | – |
5 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Wood log, pellet and wood chip boilers | ETA Heiztechnik | – | – | – | Melbeck |
| Heat pump (air-to-water, brine-to-water) | Wolf | – | – | – | Melbeck |
| Buffer tank / heating system | Solvis Solvis Max | – | – | – | Melbeck |
| Battery storage systems | SolarEdge | – | – | – | Melbeck |
| Inverters / photovoltaic equipment | SMA Solar Technology | – | – | – | Melbeck |
Additional services
Reference customers
History
- 1984
Company founded by master plumber Horst Will
- 1989
Partnership with heating engineer Jörg Dittmer in the fifth year
- 2019
Jonas Kalz and Lennart Hild take over management from Horst Will and Jörg Dittmer
- 2023
46 photovoltaic systems installed (over 1,000 modules, over 400 kWp); Hanseviertel housing project with 40 residential units
- 2024
33 photovoltaic systems (over 300 kWp), 68 heat pumps installed, new building for Der Lecker Bäcker