Company lists · Data refreshed September 2026
Top 25 Adaptive reuse architecture firms based in Helsinki, Finland
RevenueBase identified 38 company matches for adaptive reuse architecture firms associated with Helsinki, Finland as of September 2026 and tracks 248 professional contacts across them, including 144 with verified work emails and 5 with mobile numbers. Across Finland, Helsinki is the largest hub for this category.
This list covers company matches for adaptive reuse architecture firms associated with Helsinki, Finland, 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 16, 2026.
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 adaptive reuse architecture firms based in Helsinki, Finland
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 48 contacts → | ||||
Exact match “ONE Architects is formed from the alignment of three successful studios AW2 Architects, B&M Architects and Konkret.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 30 contacts → | ||||
Exact match “L Architects is a Helsinki based architectural office, founded in 1993.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 15 contacts → | ||||
Exact match “Architects NRT Ltd is a Helsinki-based architectural firm with extensive experience in creating high-quality and sustainable architecture.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 4 | 12 contacts → | ||||
Exact match “Avarrus is a Helsinki-based architectural office.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 12 contacts → | ||||
Exact match “SAATSI arkkitehdit luo uutta ja vaalii vanhaa kestävää ympäristöä.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 10 contacts → | ||||
Exact match “enemmän kuin arkkitehtisuunnittelua -” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 9 contacts → | ||||
Exact match “Huttunen-Lipasti Architects is an innovative 25-person Helsinki based architecture firm.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 8 contacts → | ||||
Exact match “At our office, we pursue an interactive and analytic way of working, where projects are approached from multiple angles.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 7 contacts → | ||||
Exact match “Arkkitehtuuri- ja muotoilutoimisto Talli keskittyy toiminnassaan vaativaan korjausrakentamiseen, asuntosuunnitteluun ja koulu- ja päiväkotisuunnitteluun.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 7 contacts → | ||||
Exact match “Jaakkola Arkkitehdit aloitti toimintansa vuonna 1985 nimellä Arkkitehtitoimisto Hannu Jaakkola.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 7 contacts → | ||||
Exact match “Architects´office concentrating on Design and Developement of Bussines Centers, Housing and Public buildings, special knowledge on historically protected buildings” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 5 contacts → | ||||
Exact match “LPV arkkitehdit on täyden palvelun arkkitehtisuunnittelua tarjoava yritys.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 5 contacts → | ||||
Exact match “Tarjoamme kattavat arkkitehtipalvelut niin kaavamuutoksiin kuin liike, toimisto, teollisuus- ja asuinrakennussuunnitteluun aina uudisrakentamisesta peruskorjauksiin.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 5 contacts → | ||||
Exact match “Architects R+K is founded by Helsinki-based architects Hilla Rudanko and Anssi Kankkunen.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 15 | 3 contacts → | ||||
Exact match “Arkkitehtitoimisto Hormia on Helsingin Munkkiniemessä sijaitseva, vuonna 1987 perustettu arkkitehtitoimisto.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 3 contacts → | ||||
Exact match “Arkkitehdit Mustonen Oy on vuodesta 2002 toiminut arkkitehtitoimisto Helsingissä.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 17 | 3 contacts → | ||||
Exact match “Architects Anttila & Rusanen Oy/Ltd.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 2 contacts → | ||||
Exact match “Our aim is to utilise the potential of architecture as well as the resources available to the maximum and create spaces of subtle wonder.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 19 | 2 contacts → | ||||
Exact match “We are a small but versatile architectural office based in Helsinki.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 21 | 2 contacts → | ||||
Exact match “Company: Founded in 2002 (1981-2002 50% of Penttinen & Tiensuu Architects Ltd) Professional liability insurance ATL Member of the Association of Finnish Architects’ Offices (ATL)…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 1 contacts → | ||||
Exact match “Architecture company from Helsinki” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 1 contacts → | ||||
Exact match “studio MPRA is a Helsinki based architectural practice exploring the relationship between the tangible practice of creating beautiful spaces that sustain life for future…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 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 “adaptive reuse architecture firms”. 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 38 adaptive reuse architecture firms based in Helsinki, Finland
See the full list, filter by size, metro and specialty, and access 144 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Adaptive reuse architecture firms based in Helsinki, Finland at a glance
As of Sep 16, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 18.5dCompany record updated
Median 71.0dHow 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.
- What qualifies
- Company records associated with Helsinki, Finland whose business descriptions match “adaptive reuse architecture firms” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 144 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 16, 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.
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 “adaptive reuse architecture firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many adaptive reuse architecture firms are there based in Helsinki, Finland?
RevenueBase identified 38 company matches for adaptive reuse architecture firms associated with Helsinki, Finland 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?
ONE Architects Finland tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Finland has the most adaptive reuse architecture firms?
Helsinki leads Finland with 38 company records, followed by Tampere (10) and Oulu (4).
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 144 professional contacts with verified work emails tracked across these 38 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 16, 2026.
Ready to reach these companies? Verified emails and direct dials for all 38 adaptive reuse architecture firms based in Helsinki, Finland. Start with a free account, no credit card.
Download this list →Related lists
Adaptive reuse architecture firms by geography
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- Adaptive reuse architecture firms based in Antwerp, Belgium
- Adaptive reuse architecture firms based in Ghent, Belgium
- Adaptive reuse architecture firms based in Belo Horizonte, Brazil
- Adaptive reuse architecture firms based in Curitiba, Brazil
- Adaptive reuse architecture firms based in Porto Alegre, Brazil
- Adaptive reuse architecture firms based in Rio De Janeiro, Brazil
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
- All company lists
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- Lists A-Z
- New lists
- Adaptive reuse architecture firms based in Buenos Aires, Argentina
- Adaptive reuse architecture firms based in Brisbane, Australia
- Adaptive reuse architecture firms based in Melbourne, Australia
- Adaptive reuse architecture firms based in Surry Hills, Australia
- Adaptive reuse architecture firms based in Sydney, Australia
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Company intelligence · public preview
Top 25 adaptive reuse architecture firms based in Helsinki, Finland
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 38 matching company records for adaptive reuse architecture firms based in Helsinki, Finland, with 248 tracked contacts and 144 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 16, 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 adaptive reuse architecture firms based in Helsinki, Finland
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 |  ONE Architects Finlandonearchitects.fiHQ: Helsinki, FinlandReported employees: 51-200 | Helsinki, Finland | 51-200 | Exact match | 48 contacts → |
“ONE Architects is formed from the alignment of three successful studios AW2 Architects, B&M Architects and Konkret.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  L Arkkitehdit OYl-ark.fiHQ: Helsinki, FinlandReported employees: 51-200 | Helsinki, Finland | 51-200 | Exact match | 30 contacts → |
“L Architects is a Helsinki based architectural office, founded in 1993.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Arkkitehdit NRTarkkitehditnrt.fiHQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 15 contacts → |
“Architects NRT Ltd is a Helsinki-based architectural firm with extensive experience in creating high-quality and sustainable architecture.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Avarrus Architectsavarrus.fiHQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 12 contacts → |
“Avarrus is a Helsinki-based architectural office.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Saatsi Arkkitehditsaatsi.fiHQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 12 contacts → |
“SAATSI arkkitehdit luo uutta ja vaalii vanhaa kestävää ympäristöä.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Ark-House Arkkitehdit OYark-house.comHQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 10 contacts → |
“enemmän kuin arkkitehtisuunnittelua -” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 9 contacts → |
“Huttunen-Lipasti Architects is an innovative 25-person Helsinki based architecture firm.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  A-Konsultit Architectsa-konsultit.fiHQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 8 contacts → |
“At our office, we pursue an interactive and analytic way of working, where projects are approached from multiple angles.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 7 contacts → |
“Arkkitehtuuri- ja muotoilutoimisto Talli keskittyy toiminnassaan vaativaan korjausrakentamiseen, asuntosuunnitteluun ja koulu- ja päiväkotisuunnitteluun.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Jaakkola Arkkitehditark-jaakkola.fiHQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 7 contacts → |
“Jaakkola Arkkitehdit aloitti toimintansa vuonna 1985 nimellä Arkkitehtitoimisto Hannu Jaakkola.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Arrak Architectsarrak.comHQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 7 contacts → |
“Architects´office concentrating on Design and Developement of Bussines Centers, Housing and Public buildings, special knowledge on historically protected buildings” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  LPV Arkkitehditlpv.fiHQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 5 contacts → |
“LPV arkkitehdit on täyden palvelun arkkitehtisuunnittelua tarjoava yritys.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Arkkitehdit Mk2 OYmk2.fiHQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 5 contacts → |
“Tarjoamme kattavat arkkitehtipalvelut niin kaavamuutoksiin kuin liike, toimisto, teollisuus- ja asuinrakennussuunnitteluun aina uudisrakentamisesta peruskorjauksiin.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Architects Rudanko Kankkunen LTDrudanko-kankkunen.comHQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 5 contacts → |
“Architects R+K is founded by Helsinki-based architects Hilla Rudanko and Anssi Kankkunen.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  ARK Hormiaarkhormia.fiHQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 3 contacts → |
“Arkkitehtitoimisto Hormia on Helsingin Munkkiniemessä sijaitseva, vuonna 1987 perustettu arkkitehtitoimisto.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Arkkitehdit Mustonen OYarkkitehditmustonen.fiHQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 3 contacts → |
“Arkkitehdit Mustonen Oy on vuodesta 2002 toiminut arkkitehtitoimisto Helsingissä.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 3 contacts → |
“Architects Anttila & Rusanen Oy/Ltd.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Nervin Architecturenervin.fi HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 2 contacts → |
“Our aim is to utilise the potential of architecture as well as the resources available to the maximum and create spaces of subtle wonder.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  HMT Arkkitehdit OYhmtarkkitehdit.fiHQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 2 contacts → |
“We are a small but versatile architectural office based in Helsinki.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 2 contacts → |
“Company: Founded in 2002 (1981-2002 50% of Penttinen & Tiensuu Architects Ltd) Professional liability insurance ATL Member of the Association of Finnish Architects’ Offices (ATL)…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Kump Architectskump.fi HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 1 contacts → |
“Architecture company from Helsinki” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Arkkitehtuuritoimisto Valvomo OYvalvomo.fi HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | Studio Mprampra.fi HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 1 contacts → |
“studio MPRA is a Helsinki based architectural practice exploring the relationship between the tangible practice of creating beautiful spaces that sustain life for future…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Kati Salonen JA Mona Schalin Arkkitehdit OYstadionark.fi HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 38 company matches
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Adaptive reuse architecture firms: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
38 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 18.5dCompany record updated
Median 71.0dHow 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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 16, 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 ↗
Questions about this company list
What does Exact match mean for adaptive reuse architecture firms?
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 adaptive reuse architecture firms did RevenueBase find based in Helsinki, Finland?
The saved snapshot records 38 matching company records, 248 tracked contacts and 144 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 16, 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
Adaptive reuse architecture firms by geography
- Adaptive reuse architecture firms based in Buenos Aires, Argentina
- Adaptive reuse architecture firms based in Brisbane, Australia
- Adaptive reuse architecture firms based in Melbourne, Australia
- Adaptive reuse architecture firms based in Surry Hills, Australia
- Adaptive reuse architecture firms based in Sydney, Australia
- Adaptive reuse architecture firms based in Vienna, Austria
- Adaptive reuse architecture firms based in Antwerp, Belgium
- Adaptive reuse architecture firms based in Ghent, Belgium
- Adaptive reuse architecture firms based in Belo Horizonte, Brazil
- Adaptive reuse architecture firms based in Curitiba, Brazil
- Adaptive reuse architecture firms based in Porto Alegre, Brazil
- Adaptive reuse architecture firms based in Rio De Janeiro, Brazil
Cite this list
RevenueBase Data Team. Top 25 adaptive reuse architecture firms based in Helsinki, Finland. Snapshot: September 16, 2026. https://revenuebase.ai/companies/adaptive-reuse-architecture-firms/finland/helsinki.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Adaptive reuse architecture firms based in Buenos Aires, Argentina
- Adaptive reuse architecture firms based in Brisbane, Australia
- Adaptive reuse architecture firms based in Melbourne, Australia
- Adaptive reuse architecture firms based in Surry Hills, Australia
- Adaptive reuse architecture firms based in Sydney, Australia
- Adaptive reuse architecture firms based in Vienna, Austria
Company intelligence · public preview
Top 25 adaptive reuse architecture firms based in Helsinki, Finland
RevenueBase records 38 matching company records for adaptive reuse architecture firms based in Helsinki, Finland, with 248 tracked contacts and 144 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 16, 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 adaptive reuse architecture firms based in Helsinki, Finland
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 | ONE Architects Finlandonearchitects.fi HQ: Helsinki, FinlandReported employees: 51-200 | Helsinki, Finland | 51-200 | Exact match | 48 contacts → |
“ONE Architects is formed from the alignment of three successful studios AW2 Architects, B&M Architects and Konkret.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | L Arkkitehdit OYl-ark.fi HQ: Helsinki, FinlandReported employees: 51-200 | Helsinki, Finland | 51-200 | Exact match | 30 contacts → |
“L Architects is a Helsinki based architectural office, founded in 1993.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Arkkitehdit NRTarkkitehditnrt.fi HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 15 contacts → |
“Architects NRT Ltd is a Helsinki-based architectural firm with extensive experience in creating high-quality and sustainable architecture.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Avarrus Architectsavarrus.fi HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 12 contacts → |
“Avarrus is a Helsinki-based architectural office.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Saatsi Arkkitehditsaatsi.fi HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 12 contacts → |
“SAATSI arkkitehdit luo uutta ja vaalii vanhaa kestävää ympäristöä.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Ark-House Arkkitehdit OYark-house.com HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 10 contacts → |
“enemmän kuin arkkitehtisuunnittelua -” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 9 contacts → |
“Huttunen-Lipasti Architects is an innovative 25-person Helsinki based architecture firm.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | A-Konsultit Architectsa-konsultit.fi HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 8 contacts → |
“At our office, we pursue an interactive and analytic way of working, where projects are approached from multiple angles.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 7 contacts → |
“Arkkitehtuuri- ja muotoilutoimisto Talli keskittyy toiminnassaan vaativaan korjausrakentamiseen, asuntosuunnitteluun ja koulu- ja päiväkotisuunnitteluun.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Jaakkola Arkkitehditark-jaakkola.fi HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 7 contacts → |
“Jaakkola Arkkitehdit aloitti toimintansa vuonna 1985 nimellä Arkkitehtitoimisto Hannu Jaakkola.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Arrak Architectsarrak.com HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 7 contacts → |
“Architects´office concentrating on Design and Developement of Bussines Centers, Housing and Public buildings, special knowledge on historically protected buildings” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | LPV Arkkitehditlpv.fi HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 5 contacts → |
“LPV arkkitehdit on täyden palvelun arkkitehtisuunnittelua tarjoava yritys.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Arkkitehdit Mk2 OYmk2.fi HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 5 contacts → |
“Tarjoamme kattavat arkkitehtipalvelut niin kaavamuutoksiin kuin liike, toimisto, teollisuus- ja asuinrakennussuunnitteluun aina uudisrakentamisesta peruskorjauksiin.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Architects Rudanko Kankkunen LTDrudanko-kankkunen.com HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 5 contacts → |
“Architects R+K is founded by Helsinki-based architects Hilla Rudanko and Anssi Kankkunen.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | ARK Hormiaarkhormia.fi HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 3 contacts → |
“Arkkitehtitoimisto Hormia on Helsingin Munkkiniemessä sijaitseva, vuonna 1987 perustettu arkkitehtitoimisto.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Arkkitehdit Mustonen OYarkkitehditmustonen.fi HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 3 contacts → |
“Arkkitehdit Mustonen Oy on vuodesta 2002 toiminut arkkitehtitoimisto Helsingissä.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Helsinki, FinlandReported employees: 11-50 | Helsinki, Finland | 11-50 | Exact match | 3 contacts → |
“Architects Anttila & Rusanen Oy/Ltd.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Nervin Architecturenervin.fi HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 2 contacts → |
“Our aim is to utilise the potential of architecture as well as the resources available to the maximum and create spaces of subtle wonder.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HMT Arkkitehdit OYhmtarkkitehdit.fi HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 2 contacts → |
“We are a small but versatile architectural office based in Helsinki.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 2 contacts → |
“Company: Founded in 2002 (1981-2002 50% of Penttinen & Tiensuu Architects Ltd) Professional liability insurance ATL Member of the Association of Finnish Architects’ Offices (ATL)…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Kump Architectskump.fi HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 1 contacts → |
“Architecture company from Helsinki” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Arkkitehtuuritoimisto Valvomo OYvalvomo.fi HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | Studio Mprampra.fi HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 1 contacts → |
“studio MPRA is a Helsinki based architectural practice exploring the relationship between the tangible practice of creating beautiful spaces that sustain life for future…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Kati Salonen JA Mona Schalin Arkkitehdit OYstadionark.fi HQ: Helsinki, FinlandReported employees: 1-10 | Helsinki, Finland | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 38 company matches
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Adaptive reuse architecture firms: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
38 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 18.5dCompany record updated
Median 71.0dHow 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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 16, 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 ↗
Questions about this company list
What does Exact match mean for adaptive reuse architecture firms?
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 adaptive reuse architecture firms did RevenueBase find based in Helsinki, Finland?
The saved snapshot records 38 matching company records, 248 tracked contacts and 144 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 16, 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.
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Cite this list
RevenueBase Data Team. Top 25 adaptive reuse architecture firms based in Helsinki, Finland. Snapshot: September 16, 2026. https://revenuebase.ai/companies/adaptive-reuse-architecture-firms/finland/helsinki.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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