Company lists · Data refreshed September 2026
Top 25 District heating system operators worldwide
RevenueBase identified 994 company matches for district heating system operators worldwide as of September 2026 and tracks 18,547 professional contacts across them, including 6,841 with verified work emails. Germany is the largest market and London the largest hub.
This list covers company matches for district heating system operators worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 19, 2026. Country and city lists for district heating system operators follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest district heating system operators worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 935 contacts → | ||||
Exact match “A major player in the energy transition and leader in home services, PROXISERVE provides its customers with innovative solutions enabling them to reduce their energy consumption…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 850 contacts → | ||||
Exact match “We're leading the energy transition to zero carbon, by offering complete residential and commercial heating and hot water solutions.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 779 contacts → | ||||
Exact match “Podnikání innogy se soustředí na dodávky zemního plynu, elektřiny a tepla zákazníkům, kombinovanou výrobu tepla a elektřiny v teplárenských provozech a řešení pro čistou mobilitu.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 709 contacts → | ||||
Exact match “Our 30+ years’ experience have involved us in the creation of major UK district heating networks in areas such as Sheffield, Nottingham and London.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 708 contacts → | ||||
Exact match “We are Stockholm’s energy company.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 418 contacts → | ||||
Exact match “Comfort, designed around you – Since 1955, Ferroli has been a trusted name in HVAC, delivering innovative solutions for heating, cooling and hot water that combine comfort, energy…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 416 contacts → | ||||
Exact match “Verdo Holding A/S er en forbrugerejet energikoncern med hovedsæde i Randers, der består af et holdingselskab samt datterselskaber inden for vand, varme og elproduktion.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 356 contacts → | ||||
Exact match “EVN Bulgaria is part of the Austrian EVN Group.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 337 contacts → | ||||
Exact match “Kredsløb is an utility company with around 500 employees who work with contributing to the green transition and supporting our customers and partners in doing the same every day.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 286 contacts → | ||||
Exact match “Vicinity Energy is a leading district energy company that owns and operates the largest portfolio of district energy systems nationwide, providing steam, hot water, and chilled…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 282 contacts → | ||||
Exact match “Le plus grand réseau de chaleur de France Depuis 1927, nous produisons et acheminons de la chaleur pour le chauffage et l’eau chaude en métropole parisienne.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 276 contacts → | ||||
Exact match “Fjernvarmeforsyningen er en nonprofit virksomhed, hvor fjernvarmeprisen er omkostningsbestemt, og økonomisk følger princippet "hvile i sig selv".” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 268 contacts → | ||||
Exact match “Ennatuurlijk koppelt lokale producenten en ontvangers van duurzame warmte en koude aan elkaar.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 244 contacts → | ||||
Exact match “Gestalten Sie mit uns die Energiezukunft Thüringens!” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 191 contacts → | ||||
Exact match “The area's leading business, in relation to energy, environment and climate.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 186 contacts → | ||||
Exact match “Bonarius Bedrijven De naam Bonarius was lange tijd synoniem voor de aanleg en het onderhoud van cv-installaties.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 184 contacts → | ||||
Exact match “Seit mehr als 170 Jahren versorgen die Stadtwerke Bochum die Bochumer Bürger mit Strom, Gas, Wasser und Fernwärme.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 166 contacts → | ||||
Exact match “Enwave Energy Corporation is a fully integrated, sustainable energy services provider with operations in Toronto, Windsor, London, Markham, and Charlottetown.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 150 contacts → | ||||
Exact match “La Direction Régionale Ile-de-France est composée de trois pôles d’activité :"Réseaux de Chaleur et de Froid", “Habitat et Collectivités” et “Tertiaire et Industrie”.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 140 contacts → | ||||
Exact match “Switch2 is the UK’s most experienced and capable provider of end-to-end solutions for residential heat networks.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 139 contacts → | ||||
Exact match “Together to Zero.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 137 contacts → | ||||
Exact match “TREFOR er en del af EWII Koncernen og består af infrastrukturselskaberne TREFOR Vand, TREFOR Varme, TREFOR El-net samt TREFOR El-net Øst.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 127 contacts → | ||||
Exact match “Fraîcheur de Paris est la société dédiée au service public de production, de transport, de stockage et de distribution d’énergie frigorifique.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 126 contacts → | ||||
Exact match “Trollhättan Energi är ett företag med 100-åriga anor, och idag ansvarar vi för kommunens elnät, fjärrvärmenät, vatten- och avloppsnät och stadsnät.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 125 contacts → | ||||
Exact match “We are Bring Energy.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “district heating system operators”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 994 district heating system operators worldwide
See the full list, filter by size, metro and specialty, and access 6,841 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
District heating system operators worldwide at a glance
As of Sep 19, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for district heating system operators are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “district heating system operators” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 6,841 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
District heating system operators by location
9 lists · largest firstEvery District heating system operators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- District heating system operators based in Germany204
- District heating system operators based in Denmark83
- District heating system operators based in the United Kingdom69
- District heating system operators based in Switzerland62
- District heating system operators based in Italy54
- District heating system operators based in France52
- District heating system operators based in Sweden49
- District heating system operators based in the Netherlands43
- District heating system operators based in Finland31
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “district heating system operators”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many district heating system operators are there worldwide?
RevenueBase identified 994 company matches for district heating system operators worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Proxiserve tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most district heating system operators?
Germany leads with 204 companies, followed by Denmark (83) and the United Kingdom (69). Every district heating system operators list by country and city is linked on this page.
Which city has the most district heating system operators?
London leads with 10 company records, followed by Paris (8) and Madrid (5).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 6,841 professional contacts with verified work emails tracked across these 994 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 994 district heating system operators worldwide. Start with a free account, no credit card.
Download this list →Related lists
Browse the directory
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 district heating system operators worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 994 matching company records for district heating system operators worldwide, with 18,547 tracked contacts and 6,841 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 district heating system operators worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Proxiserveproxiserve.fr HQ: Levallois-perret, FranceReported employees: 1,001-5,000 | Levallois-perret, France | 1,001-5,000 | Exact match | 935 contacts → |
“A major player in the energy transition and leader in home services, PROXISERVE provides its customers with innovative solutions enabling them to reduce their energy consumption…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  BAXIbaxi.co.ukHQ: Warwick, United KingdomReported employees: 1,001-5,000 | Warwick, United Kingdom | 1,001-5,000 | Exact match | 850 contacts → |
“We're leading the energy transition to zero carbon, by offering complete residential and commercial heating and hot water solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Innogy Česká Republikainnogy.czHQ: Prague, Czech RepublicReported employees: 10001+ | Prague, Czech Republic | 10001+ | Exact match | 779 contacts → |
“Podnikání innogy se soustředí na dodávky zemního plynu, elektřiny a tepla zákazníkům, kombinovanou výrobu tepla a elektřiny v teplárenských provozech a řešení pro čistou mobilitu.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Vital Energi Utilities Limitedvitalenergi.co.ukHQ: Blackburn, United KingdomReported employees: 501-1,000 | Blackburn, United Kingdom | 501-1,000 | Exact match | 709 contacts → |
“Our 30+ years’ experience have involved us in the creation of major UK district heating networks in areas such as Sheffield, Nottingham and London.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Stockholm Exergistockholmexergi.se HQ: Stockholm, SwedenReported employees: 501-1,000 | Stockholm, Sweden | 501-1,000 | Exact match | 708 contacts → |
“We are Stockholm’s energy company.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Ferroli Groupferroli.comHQ: San Bonifacio, ItalyReported employees: 1,001-5,000 | San Bonifacio, Italy | 1,001-5,000 | Exact match | 418 contacts → |
“Comfort, designed around you – Since 1955, Ferroli has been a trusted name in HVAC, delivering innovative solutions for heating, cooling and hot water that combine comfort, energy…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  VERDOverdo.comHQ: Randers Nv, DenmarkReported employees: 201-500 | Randers Nv, Denmark | 201-500 | Exact match | 416 contacts → |
“Verdo Holding A/S er en forbrugerejet energikoncern med hovedsæde i Randers, der består af et holdingselskab samt datterselskaber inden for vand, varme og elproduktion.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  EVN Bulgariaevn.bgHQ: Plovdiv, BulgariaReported employees: 1,001-5,000 | Plovdiv, Bulgaria | 1,001-5,000 | Exact match | 356 contacts → |
“EVN Bulgaria is part of the Austrian EVN Group.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Kredsløbkredslob.dkHQ: Brabrand, DenmarkReported employees: 501-1,000 | Brabrand, Denmark | 501-1,000 | Exact match | 337 contacts → |
“Kredsløb is an utility company with around 500 employees who work with contributing to the green transition and supporting our customers and partners in doing the same every day.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Vicinity Energyvicinityenergy.us HQ: Boston, MA, United StatesReported employees: 501-1,000 | Boston, MA, United States | 501-1,000 | Exact match | 286 contacts → |
“Vicinity Energy is a leading district energy company that owns and operates the largest portfolio of district energy systems nationwide, providing steam, hot water, and chilled…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | CPCUcpcu.fr HQ: Paris, FranceReported employees: 501-1,000 | Paris, France | 501-1,000 | Exact match | 282 contacts → |
“Le plus grand réseau de chaleur de France Depuis 1927, nous produisons et acheminons de la chaleur pour le chauffage et l’eau chaude en métropole parisienne.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Fjernvarme FYN A Sfjernvarmefyn.dk HQ: Odense C, DenmarkReported employees: 201-500 | Odense C, Denmark | 201-500 | Exact match | 276 contacts → |
“Fjernvarmeforsyningen er en nonprofit virksomhed, hvor fjernvarmeprisen er omkostningsbestemt, og økonomisk følger princippet "hvile i sig selv".” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Ennatuurlijk B.Vennatuurlijk.nl HQ: Eindhoven, NetherlandsReported employees: 201-500 | Eindhoven, Netherlands | 201-500 | Exact match | 268 contacts → |
“Ennatuurlijk koppelt lokale producenten en ontvangers van duurzame warmte en koude aan elkaar.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Teag Thüringer Energie AGteag.deHQ: Erfurt, GermanyReported employees: 1,001-5,000 | Erfurt, Germany | 1,001-5,000 | Exact match | 244 contacts → |
“Gestalten Sie mit uns die Energiezukunft Thüringens!” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Halmstad, SwedenReported employees: 201-500 | Halmstad, Sweden | 201-500 | Exact match | 191 contacts → |
“The area's leading business, in relation to energy, environment and climate.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Bonarius Bedrijvenbonarius.comHQ: Zwanenburg, NetherlandsReported employees: 201-500 | Zwanenburg, Netherlands | 201-500 | Exact match | 186 contacts → |
“Bonarius Bedrijven De naam Bonarius was lange tijd synoniem voor de aanleg en het onderhoud van cv-installaties.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Stadtwerke Bochum Gruppestadtwerke-bochum.deHQ: Bochum, GermanyReported employees: 501-1,000 | Bochum, Germany | 501-1,000 | Exact match | 184 contacts → |
“Seit mehr als 170 Jahren versorgen die Stadtwerke Bochum die Bochumer Bürger mit Strom, Gas, Wasser und Fernwärme.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Enwave Energy Corporationenwave.comHQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 166 contacts → |
“Enwave Energy Corporation is a fully integrated, sustainable energy services provider with operations in Toronto, Windsor, London, Markham, and Charlottetown.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Idex Ile-De-Franceidex.frHQ: Rueil-malmaison, FranceReported employees: 1,001-5,000 | Rueil-malmaison, France | 1,001-5,000 | Exact match | 150 contacts → |
“La Direction Régionale Ile-de-France est composée de trois pôles d’activité :"Réseaux de Chaleur et de Froid", “Habitat et Collectivités” et “Tertiaire et Industrie”.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Switch2 Energy Limitedswitch2.co.uk HQ: Shipley, United KingdomReported employees: 201-500 | Shipley, United Kingdom | 201-500 | Exact match | 140 contacts → |
“Switch2 is the UK’s most experienced and capable provider of end-to-end solutions for residential heat networks.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Hemikohemiko.com HQ: Carlisle, United KingdomReported employees: 51-200 | Carlisle, United Kingdom | 51-200 | Exact match | 139 contacts → |
“Together to Zero.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Trefortrefor.dk HQ: Kolding, DenmarkReported employees: 201-500 | Kolding, Denmark | 201-500 | Exact match | 137 contacts → |
“TREFOR er en del af EWII Koncernen og består af infrastrukturselskaberne TREFOR Vand, TREFOR Varme, TREFOR El-net samt TREFOR El-net Øst.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Fraîcheur DE Parisfraicheurdeparis.frHQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 127 contacts → |
“Fraîcheur de Paris est la société dédiée au service public de production, de transport, de stockage et de distribution d’énergie frigorifique.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Trollhättan Energitrollhattanenergi.se HQ: Trollhättan, SwedenReported employees: 51-200 | Trollhättan, Sweden | 51-200 | Exact match | 126 contacts → |
“Trollhättan Energi är ett företag med 100-åriga anor, och idag ansvarar vi för kommunens elnät, fjärrvärmenät, vatten- och avloppsnät och stadsnät.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Bring Energybringenergy.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 125 contacts → |
“We are Bring Energy.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 994 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
District heating system operators: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
963 records in the displayed employee bands.
31 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 994 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
District heating system operators by location
9 lists · largest firstEvery District heating system operators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- District heating system operators based in Germany204
- District heating system operators based in Denmark83
- District heating system operators based in the United Kingdom69
- District heating system operators based in Switzerland62
- District heating system operators based in Italy54
- District heating system operators based in France52
- District heating system operators based in Sweden49
- District heating system operators based in the Netherlands43
- District heating system operators based in Finland31
Questions about this company list
What does Exact match mean for district heating system operators?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many district heating system operators did RevenueBase find worldwide?
The saved snapshot records 994 matching company records, 18,547 tracked contacts and 6,841 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 district heating system operators worldwide. Snapshot: September 19, 2026. https://revenuebase.ai/companies/browse/district-heating-system-operators.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 district heating system operators worldwide
RevenueBase records 994 matching company records for district heating system operators worldwide, with 18,547 tracked contacts and 6,841 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 district heating system operators worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Proxiserveproxiserve.fr HQ: Levallois-perret, FranceReported employees: 1,001-5,000 | Levallois-perret, France | 1,001-5,000 | Exact match | 935 contacts → |
“A major player in the energy transition and leader in home services, PROXISERVE provides its customers with innovative solutions enabling them to reduce their energy consumption…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | BAXIbaxi.co.uk HQ: Warwick, United KingdomReported employees: 1,001-5,000 | Warwick, United Kingdom | 1,001-5,000 | Exact match | 850 contacts → |
“We're leading the energy transition to zero carbon, by offering complete residential and commercial heating and hot water solutions.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Innogy Česká Republikainnogy.cz HQ: Prague, Czech RepublicReported employees: 10001+ | Prague, Czech Republic | 10001+ | Exact match | 779 contacts → |
“Podnikání innogy se soustředí na dodávky zemního plynu, elektřiny a tepla zákazníkům, kombinovanou výrobu tepla a elektřiny v teplárenských provozech a řešení pro čistou mobilitu.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Vital Energi Utilities Limitedvitalenergi.co.uk HQ: Blackburn, United KingdomReported employees: 501-1,000 | Blackburn, United Kingdom | 501-1,000 | Exact match | 709 contacts → |
“Our 30+ years’ experience have involved us in the creation of major UK district heating networks in areas such as Sheffield, Nottingham and London.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Stockholm Exergistockholmexergi.se HQ: Stockholm, SwedenReported employees: 501-1,000 | Stockholm, Sweden | 501-1,000 | Exact match | 708 contacts → |
“We are Stockholm’s energy company.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Ferroli Groupferroli.com HQ: San Bonifacio, ItalyReported employees: 1,001-5,000 | San Bonifacio, Italy | 1,001-5,000 | Exact match | 418 contacts → |
“Comfort, designed around you – Since 1955, Ferroli has been a trusted name in HVAC, delivering innovative solutions for heating, cooling and hot water that combine comfort, energy…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | VERDOverdo.com HQ: Randers Nv, DenmarkReported employees: 201-500 | Randers Nv, Denmark | 201-500 | Exact match | 416 contacts → |
“Verdo Holding A/S er en forbrugerejet energikoncern med hovedsæde i Randers, der består af et holdingselskab samt datterselskaber inden for vand, varme og elproduktion.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | EVN Bulgariaevn.bg HQ: Plovdiv, BulgariaReported employees: 1,001-5,000 | Plovdiv, Bulgaria | 1,001-5,000 | Exact match | 356 contacts → |
“EVN Bulgaria is part of the Austrian EVN Group.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Kredsløbkredslob.dk HQ: Brabrand, DenmarkReported employees: 501-1,000 | Brabrand, Denmark | 501-1,000 | Exact match | 337 contacts → |
“Kredsløb is an utility company with around 500 employees who work with contributing to the green transition and supporting our customers and partners in doing the same every day.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Vicinity Energyvicinityenergy.us HQ: Boston, MA, United StatesReported employees: 501-1,000 | Boston, MA, United States | 501-1,000 | Exact match | 286 contacts → |
“Vicinity Energy is a leading district energy company that owns and operates the largest portfolio of district energy systems nationwide, providing steam, hot water, and chilled…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | CPCUcpcu.fr HQ: Paris, FranceReported employees: 501-1,000 | Paris, France | 501-1,000 | Exact match | 282 contacts → |
“Le plus grand réseau de chaleur de France Depuis 1927, nous produisons et acheminons de la chaleur pour le chauffage et l’eau chaude en métropole parisienne.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Fjernvarme FYN A Sfjernvarmefyn.dk HQ: Odense C, DenmarkReported employees: 201-500 | Odense C, Denmark | 201-500 | Exact match | 276 contacts → |
“Fjernvarmeforsyningen er en nonprofit virksomhed, hvor fjernvarmeprisen er omkostningsbestemt, og økonomisk følger princippet "hvile i sig selv".” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Ennatuurlijk B.Vennatuurlijk.nl HQ: Eindhoven, NetherlandsReported employees: 201-500 | Eindhoven, Netherlands | 201-500 | Exact match | 268 contacts → |
“Ennatuurlijk koppelt lokale producenten en ontvangers van duurzame warmte en koude aan elkaar.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Teag Thüringer Energie AGteag.de HQ: Erfurt, GermanyReported employees: 1,001-5,000 | Erfurt, Germany | 1,001-5,000 | Exact match | 244 contacts → |
“Gestalten Sie mit uns die Energiezukunft Thüringens!” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Halmstad, SwedenReported employees: 201-500 | Halmstad, Sweden | 201-500 | Exact match | 191 contacts → |
“The area's leading business, in relation to energy, environment and climate.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Bonarius Bedrijvenbonarius.com HQ: Zwanenburg, NetherlandsReported employees: 201-500 | Zwanenburg, Netherlands | 201-500 | Exact match | 186 contacts → |
“Bonarius Bedrijven De naam Bonarius was lange tijd synoniem voor de aanleg en het onderhoud van cv-installaties.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Stadtwerke Bochum Gruppestadtwerke-bochum.de HQ: Bochum, GermanyReported employees: 501-1,000 | Bochum, Germany | 501-1,000 | Exact match | 184 contacts → |
“Seit mehr als 170 Jahren versorgen die Stadtwerke Bochum die Bochumer Bürger mit Strom, Gas, Wasser und Fernwärme.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Enwave Energy Corporationenwave.com HQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 166 contacts → |
“Enwave Energy Corporation is a fully integrated, sustainable energy services provider with operations in Toronto, Windsor, London, Markham, and Charlottetown.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Idex Ile-De-Franceidex.fr HQ: Rueil-malmaison, FranceReported employees: 1,001-5,000 | Rueil-malmaison, France | 1,001-5,000 | Exact match | 150 contacts → |
“La Direction Régionale Ile-de-France est composée de trois pôles d’activité :"Réseaux de Chaleur et de Froid", “Habitat et Collectivités” et “Tertiaire et Industrie”.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Switch2 Energy Limitedswitch2.co.uk HQ: Shipley, United KingdomReported employees: 201-500 | Shipley, United Kingdom | 201-500 | Exact match | 140 contacts → |
“Switch2 is the UK’s most experienced and capable provider of end-to-end solutions for residential heat networks.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Hemikohemiko.com HQ: Carlisle, United KingdomReported employees: 51-200 | Carlisle, United Kingdom | 51-200 | Exact match | 139 contacts → |
“Together to Zero.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Trefortrefor.dk HQ: Kolding, DenmarkReported employees: 201-500 | Kolding, Denmark | 201-500 | Exact match | 137 contacts → |
“TREFOR er en del af EWII Koncernen og består af infrastrukturselskaberne TREFOR Vand, TREFOR Varme, TREFOR El-net samt TREFOR El-net Øst.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Fraîcheur DE Parisfraicheurdeparis.fr HQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 127 contacts → |
“Fraîcheur de Paris est la société dédiée au service public de production, de transport, de stockage et de distribution d’énergie frigorifique.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Trollhättan Energitrollhattanenergi.se HQ: Trollhättan, SwedenReported employees: 51-200 | Trollhättan, Sweden | 51-200 | Exact match | 126 contacts → |
“Trollhättan Energi är ett företag med 100-åriga anor, och idag ansvarar vi för kommunens elnät, fjärrvärmenät, vatten- och avloppsnät och stadsnät.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Bring Energybringenergy.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 125 contacts → |
“We are Bring Energy.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 994 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
District heating system operators: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
963 records in the displayed employee bands.
31 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 994 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
District heating system operators by location
9 lists · largest firstEvery District heating system operators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- District heating system operators based in Germany204
- District heating system operators based in Denmark83
- District heating system operators based in the United Kingdom69
- District heating system operators based in Switzerland62
- District heating system operators based in Italy54
- District heating system operators based in France52
- District heating system operators based in Sweden49
- District heating system operators based in the Netherlands43
- District heating system operators based in Finland31
Questions about this company list
What does Exact match mean for district heating system operators?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many district heating system operators did RevenueBase find worldwide?
The saved snapshot records 994 matching company records, 18,547 tracked contacts and 6,841 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 district heating system operators worldwide. Snapshot: September 19, 2026. https://revenuebase.ai/companies/browse/district-heating-system-operators.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗