
Injection-molded parts, injection molds and tools for the automotive industry and e-mobility
Gärtner & Lang GmbH
Sontra (Schützenweg 3) · Sontra (Brodberg 7a)New on Amplifa
About Gärtner & Lang GmbH
Gärtner & Lang GmbH is a medium-sized company based in Sontra (Hesse) and is a long-standing supplier to the automotive industry and e-mobility sector. The company develops, manufactures and distributes injection-molded parts, tools and injection molds made of thermoplastic plastics. From development and sampling through to series production, technically sophisticated and high-precision plastic components are produced, which are also used as an economical alternative to aluminum die-cast parts. Via the BKM-TEC online shop, the company also distributes rubber-metal buffers, adjusting feet, machine feet, clamping stars and fastening technology products for industry, mechanical engineering and concrete reinforcement. At two sites in Sontra, the company founded in 1960 combines many years of experience in plastics processing with modern production technology and supplies customers in Western Europe.
- Site
- Sontra
- Processes
- Plastic injection molding (development, manufacture and distribution of injection-molded parts), Manufacture of injection molds and tools (mold and tool making), Development and sampling through to series production of plastic injection-molded components, Manufacture of technically sophisticated, high-precision plastic parts as an alternative to, Development and sampling, Injection mold and tool making, Series production of plastic injection-molded components, BKM-TEC online shop (rubber-metal buffers, adjusting feet, clamping stars, fastening technology)
- Materials
- Thermoplastic Plastics, Rubber-metal (for buffers/adjusting feet), Rubber-Metal Compounds, Plastic Injection Molding, Mold and Tool Making
- Founded
- 1960
- Employees
- 100–249
- Industries
- Automotive industry, E-mobility, Mechanical engineering, Industry
- 01
Development and sampling
- 02
Mold and tool making
- 03
Injection molding series production
- 04
Distribution
Materials & Processes
Thermoplastic Plastics
Processing by plastic injection molding into technically sophisticated, high-precision components for the automotive and supplier industry.
Rubber-Metal Compounds
Used in buffers, adjusting feet and fastening technology of the BKM-TEC product range.
Plastic Injection Molding
Core process for the series production of plastic components, including alternatives to aluminum die-cast parts.
Mold and Tool Making
In-house production of injection molds and tools for sampling and series production.
Locations

Sontra – Schützenweg 3
DEHeadquarters / Production
- Materials
- Thermoplastic Plastics
Sontra – Brodberg 7a
DEProduction
- Materials
- Thermoplastic Plastics
Components



Inside the production


Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Plastic injection molding (development, manufacture and distribution of injection-molded parts)Plastics | – | – | – | – | Thermoplastic plastics (general) |
| Manufacture of injection molds and tools (mold and tool making)Engineering | – | – | – | – | – |
| Development and sampling through to series production of plastic injection-molded componentsPlastics | – | – | – | – | Plastic |
| Manufacture of technically sophisticated, high-precision plastic parts as an alternative toPlastics | – | – | – | – | Plastic |
Additional services
History
- 1960
Foundation of the company
- 2026
Installation of a 250-kWp photovoltaic system at the Sontra site (approx. 237,500 kWh/year, approx. 25 % of energy requirements)
- 2026
Nomination for the Großer Preis des Mittelstandes (Grand Prize of Medium-Sized Businesses)