Schöngen
Karl Schöngen KG is a third-generation, family-owned German manufacturer of PVC, PE-HD, and PP-HM plastic pipe systems for cable protection, trenchless sewer installation, railway drainage, and underground high-voltage (up to 380 kV) power cable infrastructure, serving energy, telecommunications, water, and construction customers.
- Company typePrivate
- Founded1956
- HeadquartersSalzgitter, Germany
- Headcount101–250
- GTM typeB2B
- OfferingHardware or Manufacturing
What Schöngen does
Schöngen (legal entity: Karl Schöngen KG Kunststoff-Rohrsysteme) is a third-generation, family-owned German manufacturer of plastic pipe and molded-part systems, founded in 1956 and headquartered in Salzgitter, Lower Saxony. The company operates two production facilities in Salzgitter: Werk 1 in Salzgitter-Engerode (PVC cable protection pipes and headquarters/administration) and Werk 2 in Salzgitter-Watenstedt (established 1999, PE-HD and PP pipe production). Its portfolio spans PVC and PE-HD cable protection pipes, the Rocket Pipe trenchless jacking system, PP-HM and PE underground high-voltage cable pipes (Erdkabelrohr SHV for 220–380 kV), the Concept-HL wastewater pipe system (both jacking and solid-wall variants for trenchless and open installation), and the Concept-Drain drainage system with matching shafts. Proprietary technologies include the patented Multi-Raster-Schweißverbindung (a tensile-resistant welded connection without inner weld bead), the SSL low-friction inner surface, the ZRV tensile socket, and the Rocket Pipe constant-diameter trenchless connection. The business serves four primary verticals: energy supply, telecommunications, water disposal (municipal utilities), and construction, with a particular concentration in Deutsche Bahn and railway infrastructure projects and German high-voltage grid expansion. Approximately 130–140 employees are supported by an internal sales team of six, dedicated field sales representatives specializing in application technology and high-voltage cables, and trade fair participation (Schlauchlinertag, Kanalgipfel). Revenue is generated through quote-based B2B hardware sales of pipe systems, supplemented by technical documentation, installation guides, and planning materials as professional services; pricing is not publicly disclosed. The company holds DIBt, DIN CERTCO, EBA, HPQ, and Deutsche Bahn certifications, ISO 9001 (since 1996), ISO 14001, ISO 50001, and a Polish Institute of Building Technology approval.
Schöngen firmographics
Firmographics- Name
- Schöngen
- Legal name
- Karl Schöngen KG Kunststoff-Rohrsysteme
- Website
- https://schoengen.de
- Company type
- Private
- Founded year
- 1956
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Karl Schöngen KG is a third-generation, family-owned German manufacturer of PVC, PE-HD, and PP-HM plastic pipe systems for cable protection, trenchless sewer installation, railway drainage, and underground high-voltage (up to 380 kV) power cable infrastructure, serving energy, telecommunications, water, and construction customers.
- Ownership category
- akta.pro rank
Schöngen industry classification
Industry- Product category
- Industrial Plastic Pipe Manufacturing
- NAICS
- Plastics Pipe and Pipe Fitting Manufacturing (326122), Plastics Pipe, Pipe Fitting, and Unlaminated Profile Shape Manufacturing (32612)
- akta.pro primary industry
- Water & Sewer Pipe & Fittings (PVC/HDPE/PP) (IMANADAA)
- akta.pro secondary industries
- Electrical Conduit & Raceway Systems (PVC/HDPE) (IMANADAC), Industrial Process & Chemical-Resistant Pipe Systems (CPVC/PVDF/PP) (IMANADAF)
Keywords
Where Schöngen is headquartered
LocationHeadquarters
- HQ city
- Salzgitter
- HQ country
- Germany
- HQ region
- Europe
Offices3 records
Markets served
Schöngen business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Operations, Personnel, Marketing or Sales, Supply Chain, Infrastructure
Revenue model
- Plastic Pipe and Fitting Sales: Manufacturing and distribution of plastic pipes and fittings for cable protection, sewage systems, and drainage applications. Revenue generated through product sales to energy, telecommunications, water, and construction sectors.
- Technical Documentation and Support Services: Provision of installation guides, planning materials, and technical documentation as supporting services to product sales
Go-to-market motion2 records
Distribution channels2 records
Marketing channels4 records
Schöngen product offering
Product offeringCore offering
Schöngen manufactures and sells plastic pipe and pipe system products (PVC, PE-HD, PP-HM) for four end-uses: cable protection (energy and telecommunications infrastructure), trenchless and open-construction wastewater/sewage systems (Concept-HL), SHV underground high-voltage power cable ducts, and drainage pipe systems with manholes (Concept-Drain). All products are produced in-house at two Salzgitter plants and sold direct to enterprise and municipal buyers, including matching fittings, shaft systems, and accessories that form complete installation solutions.
Product overview
Schöngen is a family-owned German manufacturer (Karl Schöngen KG Kunststoff-Rohrsysteme) producing plastic pipe systems across multiple product lines. The portfolio comprises: (1) PVC cable protection pipes (Standard and Professional lines with adhesive or plug sockets, plus repair half-shells); (2) PE-HD cable protection pipes available as straight lengths with various socket types (plug, snap-lock, ZRV tensile-strength), ring bundles on drums, and multi-duct configurations; (3) Rocket Pipe PVC pipe jacking pipes for trenchless installation with color-coded warning system; (4) SHV underground power cable systems from PP-HM and PE for high-voltage applications; (5) Concept-HL wastewater systems including pipe jacking pipes (MV, MRV, MRS 2.0, ZRV, ML types) and solid-wall pipes (ARS 2.0, AM SN10, AM SN16) for both trenchless and open-cut construction; and (6) Concept-Drain drainage pipe systems with matching shafts for road, rail, tunnel, and landfill projects. The products are manufactured at two facilities in Salzgitter, Germany, and serve customers in energy supply, telecommunications, water management, and construction sectors.
Differentiator
Problem solved
Functional benefit
Brands
- Concept-HL: Product line for wastewater and cable protection pipe systems including Vortriebsrohre (jacking pipes) for trenchless installation and Vollwandrohre (solid-wall pipes) for open construction methods
- Concept-Drain
- Rocket Pipe
Products and services
- PVC Cable Protection Pipes (Kabelschutzrohre PVC) PVC-U cable protection pipes sold under Standard (recycled PVC-U, Klebemuffe and Steckmuffe variants) and Professional (100% PVC-U new material per DIN 16873 with SSL inner surface and DINplus ZP 5.1.1 mark) lines, plus PVC Reparatur Halbschalen repair half-shells for existing cable routes. Customers are energy and telecom operators and construction contractors needing underground cable protection in DN/OD 50 to DN/OD 225 sizes.
- PE-HD Cable Protection Pipes (Kabelschutzrohre PE-HD) PE-HD cable protection pipes per DIN 16874/16876 available as straight lengths with Steckmuffe (plug), Rastermuffe (snap-lock), and ZRV (tensile-strength) socket options, as well as ring bundles (Ringbunde), drums (Trommeln), and Mehrfachrohre multi-duct configurations for cable jacking, plowing, and soil displacement installation. Customers are telecom providers and energy operators with EBA-approved product variants usable in railway environments.
- Rocket Pipe PVC Jacking Pipe PVC pipe jacking pipe used as a casing pipe for trenchless installation methods (pipe bursting and displacement) for cable, gas, and water lines. Features high static load-bearing capacity, integrated tension-resistant pipe connections, and color-coded warning system (red for gas, blue for water, yellow for power cables).
- SHV Underground Power Cable Pipes (PP-HM and PE) Underground power cable protection pipes for high-voltage applications: PP-HM Erdkabelrohr SHV (220kV to 380kV, long-term temperature resistance up to 70+ degrees, SSL inner surface) and PE Erdkabelrohr SHV (for horizontal directional drilling/HDD with high tensile strength). Available with Rastersteckmuffe (RSM) tension-resistant snap-lock socket in DN/OD 160 to DN/OD 250.
- Concept-HL Trenchless Wastewater Pipe Systems (Vortriebsrohre) PP-HM sewer pipe jacking pipe system (Concept-HL VTR) for trenchless installation covering type MV (socket-less, DIBt approved), MRV (multi-snap-lock with two seals and pull-out protection), MRS 2.0 (material-bonded multi-snap-lock weld without inner weld bead or cooling time), ZRV Liner (tensile-strength snap-lock with railway approval), and ML (plain ends for heated butt or coil welding), available in DN/OD 110-630 ranges with DIBt approval Z-42.1-349.
- Concept-HL Open Construction Wastewater Pipe Systems (Vollwandrohre) PP-HM high-load canal solid-wall pipes (Concept-HL Vollwandrohre) for open-cut construction: ARS 2.0 (snap-lock weld per DIN EN 1852-1, permanently tight and root-proof, temperature-resistant up to 90 degrees), AM SN10 and AM SN16 (higher E-modulus, suitable for drinking water protection zones II and III) with DIBt approval for DN 150 to DN 500.
- Concept-Drain Drainage Pipe Systems (PP) Drainage pipe systems made from PP with higher E-modulus (Concept-Drain) for open and closed installation in road, rail, tunnel, and landfill construction, available in ring stiffness ratings SN 10, SN 16, and SN 64. Includes matching Concept-Drain Systemschaechte inspection chambers/manholes made from high-quality polypropylene and polyethylene with EBA approval and HPQ permission for railway applications.
Quantifiable outcome
- 100-year product lifetime for PVC Professional cable protection pipes
- +2 more outcomes
Companies that use Schöngen
Customer profileNamed customers4 records
Segments4 records
Ideal customer profiles4 records
Schöngen technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
Schöngen partnerships and signals
Strategic signalScale indicators3 records
Recent moves7 records
Expansion highlights5 records
Schöngen competitors and assessment
Company assessmentOthers
- Steinzeug-Keramo: European manufacturer of vitrified clay pipes for sewer and drainage applications. Adjacent to Schöngen's Concept-HL wastewater line in terms of end use (municipal sewer systems) but uses a different material (ceramic) and is relevant for cross-material competitive bidding on tenders.
Broad incumbents
- Geberit: Swiss-listed incumbent in sanitary and plumbing technology with broad portfolio including building drainage and supply pipe systems. Overlaps with Schöngen in DWV and building-related pipe systems, but is a much larger, publicly listed player with broader product range and different end-customer focus.
Regional players
- FRÄNKISCHE Rohrwerke: Family-owned German manufacturer of plastic pipe systems for drainage, sewer, cable protection, and automotive. Direct German-headquartered peer to Schöngen with similar product categories (cable protection, drainage, sewer) and a comparable mid-sized specialty manufacturer profile.
- Funke Kunststoffe: German manufacturer of PVC, PE-HD, and PP pipe systems for sewer, drainage, and cable protection. Comparable to Schöngen in materials, product range, and German municipal/utility customer focus.
- egeplast (ege gruppe): German plastic pipe manufacturer specializing in PE-HD pressure and cable protection pipes, with a strong German utility and telecom customer base. Direct competitor in PE-HD cable protection pipes, particularly for fiber rollout and energy infrastructure.
- Poloplast (Wietersdorfer Gruppe): Austrian manufacturer of PP and PE pipe systems for building drainage, sewer, and infrastructure. Comparable to Schöngen's PP-HM wastewater and Concept-HL product line, primarily active in DACH region.
Direct peers
- Pipelife (Wienerberger): One of Europe's largest plastic pipe manufacturers, offering PVC, PE, and PP pipe systems for cable protection, sewer, drainage, and water distribution. Closest direct peer to Schöngen in terms of product portfolio, end markets (utilities, telecom, construction), and European reach.
- Wavin (Orbia): Global plastic pipe producer (part of Orbia) covering water management, sewer, cable protection, and stormwater systems. Highly comparable to Schöngen's cable protection and wastewater pipe lines, with overlapping customer base in municipal infrastructure and telecom ducting.
- Uponor: Finnish plastic pipe manufacturer with strong presence in PE-HD and PP pipe systems for water, sewer, and cable protection. Comparable to Schöngen's product mix in PE-HD cable protection and PP-HM wastewater pipes, with similar applications in municipal and telecom infrastructure.
- REHAU Industries: German-headquartered polymer solutions company producing PE-HD, PP, and PVC pipe systems for cable protection, building services, and infrastructure. Comparable to Schöngen in materials, end markets, and German manufacturing heritage, with broader product breadth.
Market position
Strengths3 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights6 records
Customer concentration
Schöngen social profiles
Digital presenceSchöngen compliance and trust
Trust signalCompliance12 records
Schöngen financial estimates
Financial estimateRevenue estimate
Valuation estimate
Schöngen leadership team
Management profileNumber of profiles
Profiles3 records
Schöngen funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Schöngen M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Schöngen
What does Schöngen do?
Schöngen manufactures and sells plastic pipe and pipe system products (PVC, PE-HD, PP-HM) for four end-uses: cable protection (energy and telecommunications infrastructure), trenchless and open-construction wastewater/sewage systems (Concept-HL), SHV underground high-voltage power cable ducts, and drainage pipe systems with manholes (Concept-Drain). All products are produced in-house at two Salzgitter plants and sold direct to enterprise and municipal buyers, including matching fittings, shaft systems, and accessories that form complete installation solutions.
Is Schöngen a public or private company?
Schöngen is a private company. It is classified as family owned and is currently operating.
When was Schöngen founded?
Schöngen was founded in 1956. It employs 101 to 250 people.
Where is Schöngen based?
Schöngen is headquartered in Salzgitter, Germany, in the Europe region.
How does Schöngen make money?
Two revenue lines are on record. Plastic Pipe and Fitting Sales are the primary driver. The others are technical Documentation and Support Services.
Who are Schöngen's main competitors?
Steinzeug-Keramo is listed as an others. Geberit is listed as a broad incumbent. Regional players are FRÄNKISCHE Rohrwerke, Funke Kunststoffe, egeplast (ege gruppe) and Poloplast (Wietersdorfer Gruppe). Direct peers are Pipelife (Wienerberger), Wavin (Orbia), Uponor and REHAU Industries.
Does Schöngen have an API?
No public API is recorded for Schöngen.
What industry is Schöngen in?
Schöngen's product category is Industrial Plastic Pipe Manufacturing. Its primary akta.pro industry code is IMANADAA, Water & Sewer Pipe & Fittings (PVC/HDPE/PP), with a secondary code of IMANADAC, Electrical Conduit & Raceway Systems (PVC/HDPE). Its NAICS code is 326122.