// DENMARK · INDUSTRY
Data updated 19 June 2026
Sewerage Companies in Denmark
Companies
400
Market
Denmark
The Sewerage sector in Denmark comprises 400 companies across 1 sub-industries. Its largest sub-industry is Collection and treatment of waste water (400 companies), and the highest-revenue company is S. P. JENSEN A/S. This page breaks the sewerage market down by sub-industry, company size and revenue, and lists the 50 largest companies in Denmark by revenue. Data last updated 19 June 2026.
Compare with the Nordic-wide sewerage market, or browse all Denmark industries.
Summary: key data points for Sewerage in Denmark
- Total companies: 400
- Sub-industries: 1
- Largest sub-industry: Collection and treatment of waste water — 400 companies (100.0% of the sector)
- Companies with reported revenue: 142
- Companies with €10M+ revenue: 1
- Companies with reported headcount: 145
- Larger employers (100+ staff): 1
Sewerage in Denmark by sub-industry
| Sub-industry | Companies | % of sector |
|---|---|---|
| Collection and treatment of waste water | 400 | 100.0% |
Company size — Sewerage in Denmark
Based on the 145 sewerage companies in Denmark with reported employee figures.
| Employees | Companies | % of reported |
|---|---|---|
| 1–10 | 102 | 70.3% |
| 11–49 | 37 | 25.5% |
| 50–99 | 5 | 3.4% |
| 100–199 | 1 | 0.7% |
The sector is dominated by small firms — 70.3% of companies with reported headcount have 1–10 employees. At the other end, 1 companies employ 100+ people and represent the high-value enterprise accounts.
Revenue distribution — Sewerage in Denmark
Based on the 142 sewerage companies in Denmark with reported revenue.
| Revenue band | Companies | % of reported |
|---|---|---|
| €100k–200k | 34 | 23.9% |
| €200k–500k | 35 | 24.6% |
| €500k–1M | 26 | 18.3% |
| €1M–10M | 46 | 32.4% |
| €10M–100M | 1 | 0.7% |
Top 50 Sewerage companies in Denmark by revenue
| Business ID | Company | Website | Employees | Revenue | Sub-industry |
|---|---|---|---|---|---|
| 19553396 | S. P. JENSEN A/S | spjensen.dk | 100–199 | €13.0M | Collection and treatment of waste water |
| 36933518 | BlueKolding A/S | bluekolding.dk | 50–99 | €6.7M | Collection and treatment of waste water |
| 32882064 | VEJLE SPILDEVAND A/S | vejlespildevand.dk | 50–99 | €6.5M | Collection and treatment of waste water |
| 42078514 | LEIF M. JENSEN A/S | lmj.dk | 50–99 | €6.1M | Collection and treatment of waste water |
| 10206987 | Norva24 Danmark A/S | norva24.dk | 50–99 | €5.7M | Collection and treatment of waste water |
| 32659365 | FREDERICIA SPILDEVAND OG ENERGI A/S | null | 50–99 | €5.2M | Collection and treatment of waste water |
| 32285708 | Vandmiljø Randers A/S | vmr.dk | 11–49 | €4.9M | Collection and treatment of waste water |
| 31486424 | MARIAGERFJORD VAND A/S | mariagerfjordvand.dk | 11–49 | €4.3M | Collection and treatment of waste water |
| 25817117 | ENERGI VIBORG VAND A/S | 11–49 | €4.2M | Collection and treatment of waste water | |
| 44522322 | AquaDjurs A/S | aquadjurs.dk | 11–49 | €3.9M | Collection and treatment of waste water |
| 20452781 | ENTREPRENØR RENÉ MATHIASSEN A/S | rene-m.dk | 11–49 | €3.8M | Collection and treatment of waste water |
| 29809577 | HJØRRING VANDSELSKAB A/S | hjvand.dk | 11–49 | €3.6M | Collection and treatment of waste water |
| 32647723 | IKAST-BRANDE SPILDEVAND A/S | ikast-brandespildevand.dk | 11–49 | €3.4M | Collection and treatment of waste water |
| 39607670 | Adsbøll Service A/S | 11–49 | €3.3M | Collection and treatment of waste water | |
| 20839678 | Serwent A/S | 11–49 | €3.1M | Collection and treatment of waste water | |
| 32658210 | HEDENSTED SPILDEVAND A/S | hspv.dk | 11–49 | €2.9M | Collection and treatment of waste water |
| 10273498 | SLAGELSE KLOAKSERVICE ApS | slagelsekloakservice.dk | 11–49 | €2.8M | Collection and treatment of waste water |
| 72048113 | HOLST KLOAKSERVICE A/S | holstkloakservice.dk | 11–49 | €2.7M | Collection and treatment of waste water |
| 39893991 | Sydvestsjællands Kloakservice A/S | svs-kloakservice.dk | 11–49 | €2.7M | Collection and treatment of waste water |
| 44885530 | CT - Kloak & Anlæg ApS | 11–49 | €2.6M | Collection and treatment of waste water | |
| 15010142 | RINGSTED SLAMSUGNING SERVICE ApS | ringstedslam.dk | 11–49 | €2.5M | Collection and treatment of waste water |
| 32562302 | LIQTECH WATER A/S | null | 11–49 | €2.1M | Collection and treatment of waste water |
| 34883637 | KLOAGGER A/S | kloagger.dk | 11–49 | €2.1M | Collection and treatment of waste water |
| 32657540 | JAMMERBUGT FORSYNING A/S | jammerbugtforsyning.dk | 11–49 | €2.0M | Collection and treatment of waste water |
| 12024207 | ODDER KLOAKSERVICE ApS | odderkloak.dk | 11–49 | €1.9M | Collection and treatment of waste water |
| 39954494 | Romalt Maskinstation ApS | romaltmaskinstation.dk | 11–49 | €1.9M | Collection and treatment of waste water |
| 31857848 | SILKEBORG SPILDEVAND A/S | 11–49 | €1.9M | Collection and treatment of waste water | |
| 25942043 | THORSKILDE A/S | thorskilde.dk | 11–49 | €1.8M | Collection and treatment of waste water |
| 37932485 | Kloakmanden ApS | kloakmanden.dk | 11–49 | €1.6M | Collection and treatment of waste water |
| 33038097 | REBILD VAND & SPILDEVAND A/S | rebildforsyning.dk | 11–49 | €1.6M | Collection and treatment of waste water |
| 37064963 | JG Kloak ApS | jgkloak.dk | 11–49 | €1.6M | Collection and treatment of waste water |
| 25867270 | Ilderhede Kloak-& Spuleservice v/Michael Guldbrandt Pagaard | ilderhede.dk | 11–49 | €1.5M | Collection and treatment of waste water |
| 29828504 | SPUL & RENS ApS | spulogrens.dk | 11–49 | €1.4M | Collection and treatment of waste water |
| 41588349 | KloakDanmark ApS | kloakdanmark.dk | 11–49 | €1.4M | Collection and treatment of waste water |
| 36035374 | WAGNERLUND KLOAKSERVICE A/S | wagnerlund.dk | 11–49 | €1.3M | Collection and treatment of waste water |
| 34053499 | BAWAT A/S | bawat.com | 11–49 | €1.3M | Collection and treatment of waste water |
| 25452690 | HADERSLEV SLAMSUGERSERVICE A/S | haderslevslam.dk | 11–49 | €1.2M | Collection and treatment of waste water |
| 26092736 | FILCO ApS | filco.dk | 11–49 | €1.2M | Collection and treatment of waste water |
| 39612488 | ABN Kloakteknik ApS | abn-kloakteknik.dk | 11–49 | €1.2M | Collection and treatment of waste water |
| 50077314 | STÆTEN A/S | staeten.dk | 11–49 | €1.2M | Collection and treatment of waste water |
| 13158800 | AALBORG KLOAKSERVICE ApS | aakloak.dk | 11–49 | €1.2M | Collection and treatment of waste water |
| 40540261 | TM2 Kloakskade ApS | tm2-kloakskade.dk | 11–49 | €1.1M | Collection and treatment of waste water |
| 36717807 | Thisted Kloakservice ApS | thistedkloakservice.dk | 11–49 | €1.1M | Collection and treatment of waste water |
| 49755910 | ALEX' SLAMSUGNING ApS | alexslamsugning.dk | 1–10 | €1.0M | Collection and treatment of waste water |
| 31369479 | BORGEN KLOAKSERVICE A/S | borgenkloak.dk | 1–10 | €1.0M | Collection and treatment of waste water |
| 28691823 | Slagelse Miljøcenter ApS | 1–10 | €1.0M | Collection and treatment of waste water | |
| 27962645 | Kloakdoktoren ApS | kloakdoktoren.dk | 1–10 | €1.0M | Collection and treatment of waste water |
| 32330770 | VARDEEGNENS JORD OG KLOAKSERVICE ApS | 1–10 | €900k | Collection and treatment of waste water | |
| 36709154 | Kloakservice Nord ApS | kloakservicenord.dk | 1–10 | €900k | Collection and treatment of waste water |
| 42887226 | TMI Tappernøje ApS | 1–10 | €900k | Collection and treatment of waste water |
How to sell to Sewerage companies in Denmark
- Micro-business heavy: 70.3% of firms with reported headcount have 1–10 staff — keep offers simple, fast to adopt, and priced for small teams.
- Enterprise tier: 1 companies have 100+ employees — these are your high-ACV accounts that warrant named-account outbound.
- Revenue concentration: 1 companies report €10M+ revenue and concentrate most of the sector's buying power.
- Reach the decision-makers: Nordic Lead Database provides verified emails and direct phone numbers for executives at Denmark's sewerage companies.
Sewerage across the Nordics
Compare the sewerage sector in Denmark with the other Nordic markets.
Buy the full Sewerage dataset for Denmark
Full company insights, verified decision-maker contacts, and CSV/Excel export. Book a meeting and we'll provision access.
Book a meetingFrequently Asked Questions
How many sewerage companies are there in Denmark?+
There are 400 sewerage companies in Denmark, split across 1 sub-industries, the largest being Collection and treatment of waste water with 400 companies. Figures were last updated on 19 June 2026.
What are the largest sewerage companies in Denmark?+
Ranked by revenue, the largest sewerage companies in Denmark include S. P. JENSEN A/S, BlueKolding A/S, VEJLE SPILDEVAND A/S, LEIF M. JENSEN A/S, Norva24 Danmark A/S. The full top 50 list with revenue, headcount and website is shown above.
How can I get contact data for decision-makers at sewerage companies in Denmark?+
Nordic Lead Database provides verified emails, direct phone numbers and company data for decision-makers at Denmark's 400 sewerage companies. Book a meeting and we'll provision access or build a custom export.
All Denmark industries
Browse every NACE industry in Denmark — 82 sectors in total.
Accommodation Activities auxiliary to financial services and insurance Activities of extraterritorial organisations and bodies Activities of head offices; management consultancy activities Activities of households as employers of domestic personnel Activities of membership organisations Advertising and market research Air transport Architectural and engineering activities; technical testing and analysis Civil engineering Computer programming, consultancy and related activities Construction of buildings Creative, arts and entertainment activities Crop and animal production, hunting and related service activities Education Electricity, gas, steam and air conditioning supply Employment activities Extraction of crude petroleum and natural gas Financial service activities, except insurance and pension funding Fishing and aquaculture Food and beverage service activities Forestry and logging Gambling and betting activities Human health activities Information service activities Insurance, reinsurance and pension funding Land transport and transport via pipelines Legal and accounting activities Libraries, archives, museums and other cultural activities Manufacture of basic metals Manufacture of basic pharmaceutical products and preparations Manufacture of beverages Manufacture of chemicals and chemical products Manufacture of computer, electronic and optical products Manufacture of electrical equipment Manufacture of fabricated metal products Manufacture of food products Manufacture of furniture Manufacture of leather and related products Manufacture of machinery and equipment Manufacture of motor vehicles, trailers and semi-trailers Manufacture of other non-metallic mineral products Manufacture of other transport equipment Manufacture of paper and paper products Manufacture of rubber and plastic products Manufacture of textiles Manufacture of wearing apparel Manufacture of wood and of products of wood and cork Mining support service activities Motion picture, video and television programme production Office administrative, office support and other business support activities Other manufacturing Other mining and quarrying Other personal service activities Other professional, scientific and technical activities Postal and courier activities Printing and reproduction of recorded media Programming and broadcasting activities Public administration and defence; compulsory social security Publishing activities activities Real estate activities Remediation activities and other waste management services Rental and leasing activities Repair and installation of machinery and equipment Repair of computers and personal and household goods Residential care activities Retail trade, except of motor vehicles and motorcycles Scientific research and development Security and investigation activities Services to buildings and landscape activities Social work activities without accommodation Specialised construction activities Sports activities and amusement and recreation activities Telecommunications Travel agency, tour operator and other reservation service activities Veterinary activities Warehousing and support activities for transportation Waste collection, treatment and disposal activities; materials recovery Water collection, treatment and supply Water transport Wholesale trade, except of motor vehicles and motorcycles