What Rotek does

Rotek A/S is a Danish private limited company founded in 1991 and headquartered in Sdr. Felding, Denmark, that manufactures and supplies specialized equipment for the groundwater drilling industry. The company's core products are PVC and HDPE pipes, filters, casings, and coupling systems (RSC) used in well drilling, geotechnical investigations, environmental drilling, and groundwater lowering applications. Rotek holds several regulatory certifications that differentiate it in the Danish market, including VA-approval for casing assemblies (where it is Denmark's only producer), KIWA certification for PE pipes, DIN4925 certification for PVC well screens, and EN 13432 certification for biodegradable pipes. Production is anchored by a modern CNC machine park of more than 10 CNC-controlled lathes, milling machines, and special-built machines capable of processing plastic pipes up to 400mm in diameter and 6000mm in length.

The company operates a B2B go-to-market combining direct enterprise field sales from its headquarters with an international distributor network covering most of Europe. Its customer base includes groundwater drilling contractors, geotechnical and environmental firms, major construction and excavation contractors (including landmark infrastructure projects such as the Storebælt and Øresund bridges), and the aquaculture industry — where it supplies PE tanks, aeration systems, manifolds, and filters to RAS facilities through partnerships with Billund Aquaculture. Custom design solutions for aquaculture clients (Atlantic Sapphire, Langsand Laks) and pump station renovation (SPS Soft-Liner developed with BoaTech ApS, Infinitank modular tanks) represent a meaningful revenue stream alongside standard catalog products. The company employs 11-50 people, is partner-owned (Jane Skyum, CEO; Johnny Høy, Sales and Product Development), and generates undisclosed revenue under standard Danish B2B terms (ex-works delivery, Danish Kroner pricing, 30-day quote validity, handling fee under DKK 500 orders).

Name

Rotek

Legal name

Rotek A/S

Website

https://rotek.dk

Company type

Private

Founded year

1991

Operating status

Operating

Headcount range

11–50 employees

Short description

Rotek A/S is a Danish manufacturer founded in 1991 supplying certified PVC and HDPE pipes, filters, casings, and custom solutions for groundwater drilling, environmental monitoring, and aquaculture applications across Europe and select international markets.

Ownership category

akta.pro rank

Product category

Groundwater Drilling Equipment

NAICS

Mining and Oil and Gas Field Machinery Manufacturing (33313), Agriculture, Construction, and Mining Machinery Manufacturing (3331)

SIC

Wholesale-Hardware & Plumbing & Heating Equipment & Supplies (5070)

akta.pro primary industry

Plumbing & Building Drain/Waste/Vent (DWV) Pipe & Fittings (IMANADAG)

akta.pro secondary industry

Stormwater Drainage & Culvert Systems (IMANADAH)

Keywords

• Groundwater drilling equipment
• Well casings and filters
• PE pipe manufacturing
• Aquaculture system components
• Geotechnical drilling supplies

Headquarters

HQ city

Sønder Felding

HQ country

Denmark

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Supply Chain, Operations, Infrastructure, Technology or R&D, Marketing or Sales

Revenue model

1. Groundwater Drilling Equipment Sales: Sale of pipes, filters, casings, and related equipment for groundwater drilling applications. Products include PVC and PE pipes, filters, casing assemblies, and specialized drilling equipment.
2. Custom Design Solutions: Design and production of customer-specific solutions, custom tanks, pipe systems, pump stations and special constructions. Rotek collaborates with customers from idea stage to finished product installation.
3. Aquaculture Equipment: Sale of aquaculture components including tanks, aeration systems, manifolds, filters, pipes and fittings in PE for salt water applications.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels2 records

Core offering

Rotek A/S manufactures and supplies groundwater drilling equipment and related plastic/metal processed components, including PVC and HDPE pipes, well screens, filters, casings and coupling systems, plus monitoring instruments and custom-designed aquaculture and pump-station solutions. The company produces Denmark's only VA-approved casing assemblies and KIWA-certified PE pipes, and serves well drilling contractors, geotechnical/environmental firms, building/excavation companies, and the aquaculture industry across most of Europe.

Product overview

Rotek A/S is Denmark's largest and most experienced supplier of groundwater drilling equipment with over 30 years of experience. The company operates as a total solutions provider offering a comprehensive product portfolio centered on PVC and HDPE pipes, filters, and casings for groundwater wells, geotechnical and environmental drilling applications, and aquaculture systems. The core products include DIN4925 certified PVC well screens and casings, KIWA-certified HDPE pipes and filters, RSC coupling systems for tight joints, and biodegradable pipes (EN 13432 certified). The company also provides an extensive range of monitoring and testing equipment including Diver data loggers (TD-Diver, Micro-Diver, Cera-Diver, CTD-Diver), water level meters, bailers, and the CMT Multilevel groundwater monitoring system. For aquaculture, Rotek supplies custom-designed PE tanks, aeration systems, filters, and manifolds for RAS (Recirculating Aquaculture Systems). The production facility features modern CNC-controlled lathes, mills, and specialized machinery capable of thread cutting, slotting, drilling, and milling on plastic pipes up to 400mm diameter and 6000mm length. The company specializes in custom-designed solutions including Infinitank module tanks and SPS Soft-Liner systems for pump station renovation.

Differentiator

Problem solved

Functional benefit

Brands

• RSC (Rotek Samlesystem Casing): RSC is a coupling sleeve system providing tight joints for PVC casings and filters with quick and easy installation.
• Rotek BIO
• DIN4925

Products and services

• DIN4925 PVC Well Screens and Casings (DIN4925 PVC Forerør og Filtre) DIN 4925 certified PVC-U well screens and casings for tube wells, KTW and DVGW certified (Materials in Contact with Drinking Water) and compliant with the GDV Approved for Drinking Water scheme. Produced without lead stabilizer using Ca/Zn stabilizer. Targeted at groundwater drilling contractors and water supply utilities building certified tube wells.
• RSC Coupling System for PVC Casings (RSC Samlesystem til PVC Forerør) RSC is a coupling sleeve system providing tight joints for PVC casing and filter pipes with quick and easy installation. Designed as Rotek's proprietary connection method for PVC casings and filters used in well construction.
• KIWA Certified PE Pipes and Filters (KIWA Certificerede PE Rør og Filtre) KIWA certified uncolored HDPE threaded pipes and filters that are completely clean, guaranteeing uncontaminated water samples for environmental drilling applications. Targeted at geotechnical and environmental drilling contractors and monitoring specialists.
• Biodegradable Pipes and Filters (Rotek BIO) Biodegradable pipes and filters made from EN 13432 certified bio-based material, fully compostable without leaving microplastics, suitable for probe drilling applications. Targeted at environmental and geotechnical customers needing low-impact drilling consumables.
• CMT Multilevel Groundwater Monitoring System Multilevel system enabling installation of up to 7 individual filter assemblies in a single pipe string, based on uncolored MDPE pipe divided into 7 or 3 channels (Ø43mm and Ø28mm respectively). Delivers comprehensive data from one borehole for contamination spread analysis and 3D groundwater flow modeling, targeted at environmental and geotechnical monitoring specialists.
• Aquaculture Products (Aquakultur Produkter) Aquaculture equipment including aeration systems, filters, tanks, containers, hoses, water sampling, and water level monitoring/logging equipment for fish farming applications. Components are made from PE for salt water use, with flexible products featuring minimal weld and glue joints for easy on-site assembly. Targeted at fish farming operators and RAS facility developers.
• SPS Soft-Liner Profile Pipe Massive profile pipe co-developed with BoaTech ApS, specifically designed for re-lining existing pump stations in concrete. The profiled plate welded to the outside provides a unique combination of flexibility, strength and high form stability to prevent collapse when concrete is poured between the concrete well and the Soft-Liner. Available in sizes DN1200 to DN3500. Targeted at construction and infrastructure contractors refurbishing concrete pump stations.
• Infinitank Module Tanks (Infinitank Modultanke) Module tanks engineered for large storage requirements (e.g., 180 m³), with a 100% tightness guarantee and minimum 25-year lifespan, designed in collaboration with customers for specific construction projects. Targeted at construction and infrastructure buyers needing durable, watertight storage solutions.
• Custom Design and Manufacturing Services Design and production of customer-specific solutions, custom tanks, pipe systems, pump stations and special constructions. Rotek collaborates with customers from idea stage through to finished product installation. Targeted at buyers requiring bespoke plastic/metal-fabricated equipment for construction, aquaculture and pump-station projects.

Named customers5 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Two partnerships are on record, tiered core.

• Billund AquaculturecoreTechnology or IntegrationBillund Aquaculture is an expert in RAS (Recirculating Aquaculture Systems) and recognized for designing, planning and constructing high-tech facilities for fish farming worldwide. Rotek supplies aquaculture components including tanks, aeration systems, manifolds, and filters through Billund Aquaculture for projects like Atlantic Sapphire's Bluehouses.
• BoaTech ApScoreStrategic or Co-development PartnerJoint development partner for SPS Soft-Liner, a massive profile pipe specifically designed for re-lining existing pump stations in concrete. The Soft-Liner features a profiled plate welded to the outside providing unique combination of flexibility, strength and high degree of form stability.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Georg Fischer (GF Piping Systems): Georg Fischer is a global manufacturer of piping systems for utility, industrial, and building applications including HDPE and PE pressure pipes. As a broad incumbent, GF overlaps with Rotek's well casing and PE pipe categories but at far greater scale and across broader applications.
• Pipelife: Pipelife is one of Europe's largest plastic pipe manufacturers, with a broad portfolio covering water supply, drainage, and cable protection including well and casing pipes. As a broad incumbent, Pipelife offers overlapping PVC/PE pipe products at far greater scale across Europe than Rotek's focused product line.
• REHAU: REHAU is a global polymer solutions company with extensive PE and PP pipe offerings for utilities, infrastructure, and geothermal applications. REHAU's broad pipe and fittings portfolio makes it a large-scale incumbent competing with Rotek in several of the same plumbing and drilling-related end-uses.
• Uponor: Uponor is a Finnish-headquartered global manufacturer of plastic pipe systems for water supply, indoor climate, and infrastructure. While focused on plumbing and heating, Uponor's PE pressure pipe portfolio overlaps with Rotek's certified PE pipe offering for environmental drilling.
• Wavin: Wavin is a major European plastic pipe systems provider under Orbia, serving water supply, plumbing, and drainage applications. Wavin's catalog includes well casings and related products, making it a large-scale broad incumbent that competes with Rotek's specialized drilling pipe offering.
• Bauer Group: Bauer is a major international specialist in foundation engineering, drilling, and groundwater management, including dewatering for major infrastructure. Bauer competes with Rotek in the construction dewatering / groundwater lowering segment that Rotek supplied for Storebælt and Øresundsbroen, but at vastly greater scale across global projects.

Direct peers

• Royal Eijkelkamp: Royal Eijkelkamp is a Dutch manufacturer and supplier of equipment for soil, water, and groundwater investigations, including hand drilling tools and monitoring equipment. Rotek distributes Eijkelkamp hand augers in Denmark and the two compete and cooperate in the same drilling and groundwater monitoring niche.
• Solinst: Solinst manufactures groundwater monitoring instruments, including water level meters and dataloggers. Rotek distributes Solinst products within Denmark, and the two compete in adjacent groundwater monitoring equipment categories that share the same drilling-industry customer base.
• Billund Aquaculture: Billund Aquaculture designs and supplies RAS (recirculating aquaculture system) facilities for fish farming worldwide. Rotek partners with Billund Aquaculture to deliver PE tanks, aeration systems, and manifolds for projects like Atlantic Sapphire's Bluehouses, making it both a channel partner and a comparable aquaculture systems supplier.

Regional players

• Maidl & Partner Baugrundinstitut: Maidl is a specialized foundation and well construction engineering firm active in the German-speaking market, with competencies in groundwater well construction and geotechnical engineering. While primarily a contractor, Maidl overlaps with Rotek in well drilling equipment and materials expertise across the DACH region.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/rotekdk

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles10 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Rotek