Company lists · Data refreshed September 2026

Top 22 Environmental monitoring firms based in Sweden

RevenueBase identified 34 environmental monitoring firms headquartered in Sweden as of September 2026 and tracks 284 professional contacts across them, including 167 with verified work emails. Stockholm is the largest hub.

This list covers environmental monitoring firms headquartered in Sweden, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
34Companies
284Contacts tracked
167Verified emails
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The 22 largest environmental monitoring firms based in Sweden

Ranked by team size
Top 22 of 34 environmental monitoring firms based in Sweden, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to environmental monitoring firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceFurulund, SwedenHQ checked Sep 19, 202651-20088 contacts →

Strong evidence

“OPSIS AB develops, manufactures, and sells instruments and software for monitoring air quality and gas emissions in both ambient environments and industrial processes.”

Source: RevenueBase Database · checked Sep 19, 2026
2Partial evidenceHägersten, SwedenHQ checked Sep 19, 202651-20042 contacts →

Partial evidence

“Mellifiq is a multi-awarded environmental service company group, that since the early nineties has evolved into a world-leading system and solution provider with multiple…”

Source: RevenueBase Database · checked Sep 19, 2026
3Partial evidenceLinköping, SwedenHQ checked Sep 19, 202611-5016 contacts →

Partial evidence

“Prove environmental compliance and avoid costly stoppages.”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceKalmar, SwedenHQ checked Sep 19, 202611-5014 contacts →

Indirect evidence

“Conservator är ett renodlat konsultföretag med fokus på fukt och inomhusmiljö.”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceLinköping, SwedenHQ checked Sep 19, 202611-5014 contacts →

Indirect evidence

“ILEMA Miljöanalys är ett mät- och analysföretag som specialiserat sig på mätning och analys av luftemissioner.”

Source: RevenueBase Database · checked Sep 19, 2026
6Indirect evidenceGothenburg, SwedenHQ checked Sep 19, 20261-1013 contacts →

Indirect evidence

“We make it simple to protect the world!”

Source: RevenueBase Database · checked Sep 19, 2026
7Indirect evidenceEnköping, SwedenHQ checked Sep 19, 202611-5010 contacts →

Indirect evidence

“Here's the updated version- METLAB Miljö was founded in 1965 and is Sweden's first company specializing in air emissions measurement.”

Source: RevenueBase Database · checked Sep 19, 2026
8Indirect evidenceStockholm, SwedenHQ checked Sep 19, 20261-107 contacts →

Indirect evidence

“Svensk Ekologikonsult är ett specialiserat miljökonsultföretag med inriktning på miljöanpassning av verksamheter samt utredning och minimering av miljöpåverkan.”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceNorrköping, SwedenHQ checked Sep 19, 20261-107 contacts →

Indirect evidence

“Ewen Miljökonsult utgörs av 4 välutbildade ingenjörer som huvudsakligen utför tjänster inom: Mark- och vattenprovtagning (Mifo fas 1 & 2) Marksanering Statusrapport (IED)…”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceGöteborg, SwedenHQ checked Sep 19, 20261-106 contacts →

Indirect evidence

“Vi är miljökonsulter med stor erfarenhet från både entreprenadsidan och konsultsidan.”

Source: RevenueBase Database · checked Sep 19, 2026
11Indirect evidenceGothenburg, SwedenHQ checked Sep 19, 20261-106 contacts →

Indirect evidence

“Västsvenska Miljökonsult är ett miljökonsultbolag från Göteborg.”

Source: RevenueBase Database · checked Sep 19, 2026
12Partial evidenceStockholm, SwedenHQ checked Sep 19, 20261-105 contacts →

Partial evidence

“An independent environmental consulting firm that combines expertises in biology, geology, toxicology, ecotoxicology and environmental sciences- Ett oberoende miljökonsultbolag…”

Source: RevenueBase Database · checked Sep 19, 2026
13Indirect evidenceLinköping, SwedenHQ checked Sep 19, 20261-105 contacts →

Indirect evidence

“Miljömätarna i Linköping AB är ett kvalitetsinriktat, ackrediterat luftlaboratorium med 30-års erfarenhet av emissionsmätningar.”

Source: RevenueBase Database · checked Sep 19, 2026
14Indirect evidenceOckelbo, SwedenHQ checked Sep 19, 202611-505 contacts →

Indirect evidence

“Miljömätningar i mark, vatten och luft Vi tillhandahåller kunskap, produkter och service för miljörelaterade mätningar avseende energi och miljö.”

Source: RevenueBase Database · checked Sep 19, 2026
15Indirect evidenceStaffanstorp, SwedenHQ checked Sep 19, 20261-105 contacts →

Indirect evidence

“Chemical analysis laboratory”

Source: RevenueBase Database · checked Sep 19, 2026
16Partial evidenceHässleholm, SwedenHQ checked Sep 19, 20261-104 contacts →

Partial evidence

“Miljöassistans Norden AB is an environmental services company based out of Växthusvägen 1, Hässleholm, Sweden.”

Source: RevenueBase Database · checked Sep 19, 2026
17Indirect evidenceStockholm, SwedenHQ checked Sep 19, 20261-104 contacts →

Indirect evidence

“Werket är specialiserat på omvärldsbevakning och dataanalys inom offentligt finansierad verksamhet.”

Source: RevenueBase Database · checked Sep 19, 2026
18Indirect evidenceGothenburg, SwedenHQ checked Sep 19, 20261-104 contacts →

Indirect evidence

“Ett miljökonsultföretag med inriktning på en bättra vattenmiljö.”

Source: RevenueBase Database · checked Sep 19, 2026
19Indirect evidenceVarberg, SwedenHQ checked Sep 19, 20261-104 contacts →

Indirect evidence

“Celsicom AB är ett innovativt teknik- och elektronikföretag med produkter och tjänster inom miljöövervakning med tillhörande molntjänster.”

Source: RevenueBase Database · checked Sep 19, 2026
20Partial evidenceMölnlycke, SwedenHQ checked Sep 19, 20261-102 contacts →

Partial evidence

“Unoson Environment AB är ett företag med inriktning mot miljöteknisk utrustning inom mark- och vattenområdet.”

Source: RevenueBase Database · checked Sep 19, 2026
21Partial evidenceMalmö, SwedenHQ checked Sep 19, 20261-102 contacts →

Partial evidence

Monitoring service for eg.”

Source: RevenueBase Database · checked Sep 19, 2026
22Indirect evidenceBrämhult, SwedenHQ checked Sep 19, 20261-101 contacts →

Indirect evidence

“Vi förser byggbranschen med övervakningslösningar med ett fokus på Geoteknik och Hydrogeologi.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 22 of 34 environmental monitoring firms based in Sweden

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Environmental monitoring firms based in Sweden at a glance

As of Sep 19, 2026
58.8%Verified-email coverage
8.4Average contacts per company
1-10Median size (employees)
14.7%Largest-city concentration · Stockholm
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
26
11-50
6
51-200
2

Email recency for this list is measured worldwide rather than for Sweden, so it is reported there. Company counts and contact totals on this page are exact for Sweden, over 34 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among environmental monitoring firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Sweden whose own description of what they do matches “environmental monitoring firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names environmental monitoring firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among environmental monitoring firms, and records with no verified work email. Companies headquartered outside Sweden are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 167 across the full list. 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.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names environmental monitoring firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many environmental monitoring firms are there based in Sweden?

RevenueBase identified 34 environmental monitoring firms headquartered in Sweden as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Opsis AB, headquartered in Sweden, tops this list with the largest team on record.

Which city has the most environmental monitoring firms?

Stockholm leads with 5 headquartered companies, followed by Gothenburg (4) and Linkoping (2).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 167 verified decision-maker contacts tracked across these 34 companies.

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.

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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 Smart Search, 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.