Company lists · Data refreshed September 2026
Top 14 Architecture firms based in Portsmouth, United Kingdom
RevenueBase identified 28 company matches for architecture firms associated with Portsmouth, United Kingdom as of September 2026 and tracks 149 professional contacts across them, including 38 with verified work emails. Across the United Kingdom, London is the largest hub for this category (4,087 companies); Portsmouth has 28.
This list covers company matches for architecture firms associated with Portsmouth, United Kingdom, 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 6, 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 14 largest architecture firms based in Portsmouth, United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 41 contacts → | ||||
Exact match “RBA Architects Ltd is an established firm of Chartered Architects founded in 1987, located in the City of Portsmouth.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 2 | 16 contacts → | ||||
Exact match “urban stands as an esteemed, award-winning recruitment business that specializes in delivering professional solutions to the architecture and interior design industry.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 3 | 15 contacts → | ||||
Exact match “With a track record stretching back almost 40 years, KSA is a Portsmouth based multi-award-winning architectural practice specialising in residential and community developments…” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 4 | 8 contacts → | ||||
Exact match “The company was founded in 1990 following many years of successful collaboration between the directors in large commercial practices.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 5 | 7 contacts → | ||||
Exact match “Pritchard Architecture is a heritage led design practice based out of Porters Lodge, College Rd, H M Naval Base, Portsmouth, United Kingdom.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 6 | 5 contacts → | ||||
Exact match “Fingerprintstudios Architects are a specialist architecture practice committed to creating works of both sensitive conversions of listed buildings to modern works of architecture.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 7 | 5 contacts → | ||||
Exact match “Professional consultancy from the UK and Ireland’s largest external lighting contractor.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 8 | 3 contacts → | ||||
Exact match “Based in Bournemouth, Southampton, and Portsmouth, we’re architects focused on house extensions, renovations, and high-end residential projects.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 9 | 3 contacts → | ||||
Exact match “Providing Architectural Design Services to developers and home owners across the south coast.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 10 | 3 contacts → | ||||
Exact match “Consulting Civil & Structural Engineers based in Hampshire.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 11 | 3 contacts → | ||||
Exact match “Established in Thorns-Young Ltd is an amalgamation of Building Surveyors and Architectural services companies.” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 12 | 3 contacts → | ||||
Exact match “Civil/Structural Engineering Consultancy” Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 13 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase | |||||
| 14 | 1 contacts → | ||||
Exact match “Producing Architecture Visualisation, Planning Permission Drawings and Design Consultation.” Recorded in the RevenueBase company graph · Sep 6, 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 “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 14 of 28 architecture firms based in Portsmouth, United Kingdom
See the full list, filter by size, metro and specialty, and access 38 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Architecture firms based in Portsmouth, United Kingdom at a glance
As of Sep 6, 2026Companies by employee count
Email recency for this list is measured across the whole United Kingdom list rather than for Portsmouth, so it is reported there. Company counts and contact totals on this page are exact for Portsmouth, over 28 companies.
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.
- What qualifies
- Company records associated with Portsmouth, United Kingdom whose business descriptions match “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 38 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 6, 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.
Architecture firms by metro in the United Kingdom
- Architecture firms in London4087
- Architecture firms in Manchester225
- Architecture firms in Bristol182
- Architecture firms in Edinburgh157
- Architecture firms in Glasgow152
- Architecture firms in Birmingham138
- Architecture firms in Leeds119
- Architecture firms in Liverpool86
- Architecture firms in Nottingham86
- Architecture firms in Belfast75
- Architecture firms in Cambridge74
- Architecture firms in Newcastle Upon Tyne74
- Architecture firms in Sheffield74
- Architecture firms in Bath70
- Architecture firms in Brighton62
- Architecture firms in Cardiff59
- Architecture firms in Harrogate48
- Architecture firms in York47
- Architecture firms in Southampton43
- Architecture firms in Leicester41
- Architecture firms in Norwich41
- Architecture firms in Oxford41
- Architecture firms in Cheltenham38
- Architecture firms in Aberdeen37
- Architecture firms in Poole36
- Architecture firms in Winchester36
- Architecture firms in Hove33
- Architecture firms in Altrincham32
- Architecture firms in Derby32
- Architecture firms in Exeter32
- Architecture firms in Preston32
- Architecture firms in Lincoln31
- Architecture firms in Colchester30
- Architecture firms in Chelmsford27
- Architecture firms in Guildford27
- Architecture firms in Worcester27
- Architecture firms in Bournemouth26
- Architecture firms in Plymouth26
- Architecture firms in Richmond25
- Architecture firms in Shrewsbury25
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 “architecture firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many architecture firms are there based in Portsmouth, United Kingdom?
RevenueBase identified 28 company matches for architecture firms associated with Portsmouth, United Kingdom 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?
RBA Architects tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in the United Kingdom has the most architecture firms?
London leads the United Kingdom with 4,087 company records, followed by Manchester (225) and Bristol (182). Portsmouth has 28.
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 38 professional contacts with verified work emails tracked across these 28 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 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 28 architecture firms based in Portsmouth, United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Architecture firms by geography
- Architecture firms based in the United States
- Architecture firms based in the United Kingdom
- Architecture firms based in Brazil
- Architecture firms based in France
- Architecture firms based in Germany
- Architecture firms based in Spain
- Architecture firms based in Italy
- Architecture firms based in Australia
- Architecture firms based in Canada
- Architecture firms based in the Netherlands
- Architecture firms based in Switzerland
- Architecture firms based in Mexico
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 14 architecture firms based in Portsmouth, United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 28 matching company records for architecture firms based in Portsmouth, United Kingdom, with 149 tracked contacts and 38 verified work emails.
This public preview shows 14 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 6, 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 14 architecture firms based in Portsmouth, United Kingdom
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 |  RBA Architectsrba-architects.co.ukHQ: Portsmouth, United KingdomReported employees: Not recorded | Portsmouth, United Kingdom | Not recorded | Exact match | 41 contacts → |
“RBA Architects Ltd is an established firm of Chartered Architects founded in 1987, located in the City of Portsmouth.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | URBANbemoreurban.com HQ: Portsmouth, United KingdomReported employees: 51-200 | Portsmouth, United Kingdom | 51-200 | Exact match | 16 contacts → |
“urban stands as an esteemed, award-winning recruitment business that specializes in delivering professional solutions to the architecture and interior design industry.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  KSA Architects LTDksaltd.co.ukHQ: Portsmouth, United KingdomReported employees: 11-50 | Portsmouth, United Kingdom | 11-50 | Exact match | 15 contacts → |
“With a track record stretching back almost 40 years, KSA is a Portsmouth based multi-award-winning architectural practice specialising in residential and community developments…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  PLC Architectsplcarchitects.comHQ: Portsmouth, United KingdomReported employees: 11-50 | Portsmouth, United Kingdom | 11-50 | Exact match | 8 contacts → |
“The company was founded in 1990 following many years of successful collaboration between the directors in large commercial practices.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Pritchard Architecturepritchardarchitecture.co.ukHQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 7 contacts → |
“Pritchard Architecture is a heritage led design practice based out of Porters Lodge, College Rd, H M Naval Base, Portsmouth, United Kingdom.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Fingerprintstudiosfingerprintstudios.co.ukHQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 5 contacts → |
“Fingerprintstudios Architects are a specialist architecture practice committed to creating works of both sensitive conversions of listed buildings to modern works of architecture.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Enerveo Lighting Designenerveo.comHQ: Portsmouth, United KingdomReported employees: 11-50 | Portsmouth, United Kingdom | 11-50 | Exact match | 5 contacts → |
“Professional consultancy from the UK and Ireland’s largest external lighting contractor.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  GRK Architecturegrka.co.ukHQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Based in Bournemouth, Southampton, and Portsmouth, we’re architects focused on house extensions, renovations, and high-end residential projects.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Cloud 9 Architecturecloud9architecture.co.ukHQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Providing Architectural Design Services to developers and home owners across the south coast.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Bloc Engineering Consultants LTDbloc-engineering.co.ukHQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Consulting Civil & Structural Engineers based in Hampshire.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Thorns Young Architecturalthornsyoung.co.ukHQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Established in Thorns-Young Ltd is an amalgamation of Building Surveyors and Architectural services companies.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  ARP Engineers Limitedarpengineers.comHQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Civil/Structural Engineering Consultancy” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Acworth & Jarvis LTDacworthjarvis.co.uk HQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 |  Grano Designgranodesign.comHQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Producing Architecture Visualisation, Planning Permission Drawings and Design Consultation.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 14 of 28 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Architecture firms: dataset insights
September 6, 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
28 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.
Email recency for this list is measured across the whole United Kingdom list rather than for Portsmouth, so it is reported there. Company counts and contact totals on this page are exact for Portsmouth, over 28 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 6, 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 ↗
Architecture firms by metro in the United Kingdom
- Architecture firms in London4087
- Architecture firms in Manchester225
- Architecture firms in Bristol182
- Architecture firms in Edinburgh157
- Architecture firms in Glasgow152
- Architecture firms in Birmingham138
- Architecture firms in Leeds119
- Architecture firms in Liverpool86
- Architecture firms in Nottingham86
- Architecture firms in Belfast75
- Architecture firms in Cambridge74
- Architecture firms in Newcastle Upon Tyne74
- Architecture firms in Sheffield74
- Architecture firms in Bath70
- Architecture firms in Brighton62
- Architecture firms in Cardiff59
- Architecture firms in Harrogate48
- Architecture firms in York47
- Architecture firms in Southampton43
- Architecture firms in Leicester41
- Architecture firms in Norwich41
- Architecture firms in Oxford41
- Architecture firms in Cheltenham38
- Architecture firms in Aberdeen37
- Architecture firms in Poole36
- Architecture firms in Winchester36
- Architecture firms in Hove33
- Architecture firms in Altrincham32
- Architecture firms in Derby32
- Architecture firms in Exeter32
- Architecture firms in Preston32
- Architecture firms in Lincoln31
- Architecture firms in Colchester30
- Architecture firms in Chelmsford27
- Architecture firms in Guildford27
- Architecture firms in Worcester27
- Architecture firms in Bournemouth26
- Architecture firms in Plymouth26
- Architecture firms in Richmond25
- Architecture firms in Shrewsbury25
Questions about this company list
What does Exact match mean for 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 architecture firms did RevenueBase find based in Portsmouth, United Kingdom?
The saved snapshot records 28 matching company records, 149 tracked contacts and 38 verified emails. The public preview displays 14 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 6, 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
Architecture firms by geography
- Architecture firms based in the United States
- Architecture firms based in the United Kingdom
- Architecture firms based in Brazil
- Architecture firms based in France
- Architecture firms based in Germany
- Architecture firms based in Spain
- Architecture firms based in Italy
- Architecture firms based in Australia
- Architecture firms based in Canada
- Architecture firms based in the Netherlands
- Architecture firms based in Switzerland
- Architecture firms based in Mexico
Cite this list
RevenueBase Data Team. Top 14 architecture firms based in Portsmouth, United Kingdom. Snapshot: September 6, 2026. https://revenuebase.ai/companies/architecture-firms/united-kingdom/portsmouth.
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 14 architecture firms based in Portsmouth, United Kingdom
RevenueBase records 28 matching company records for architecture firms based in Portsmouth, United Kingdom, with 149 tracked contacts and 38 verified work emails.
This public preview shows 14 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 6, 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 14 architecture firms based in Portsmouth, United Kingdom
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 | RBA Architectsrba-architects.co.uk HQ: Portsmouth, United KingdomReported employees: Not recorded | Portsmouth, United Kingdom | Not recorded | Exact match | 41 contacts → |
“RBA Architects Ltd is an established firm of Chartered Architects founded in 1987, located in the City of Portsmouth.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | URBANbemoreurban.com HQ: Portsmouth, United KingdomReported employees: 51-200 | Portsmouth, United Kingdom | 51-200 | Exact match | 16 contacts → |
“urban stands as an esteemed, award-winning recruitment business that specializes in delivering professional solutions to the architecture and interior design industry.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | KSA Architects LTDksaltd.co.uk HQ: Portsmouth, United KingdomReported employees: 11-50 | Portsmouth, United Kingdom | 11-50 | Exact match | 15 contacts → |
“With a track record stretching back almost 40 years, KSA is a Portsmouth based multi-award-winning architectural practice specialising in residential and community developments…” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | PLC Architectsplcarchitects.com HQ: Portsmouth, United KingdomReported employees: 11-50 | Portsmouth, United Kingdom | 11-50 | Exact match | 8 contacts → |
“The company was founded in 1990 following many years of successful collaboration between the directors in large commercial practices.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Pritchard Architecturepritchardarchitecture.co.uk HQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 7 contacts → |
“Pritchard Architecture is a heritage led design practice based out of Porters Lodge, College Rd, H M Naval Base, Portsmouth, United Kingdom.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Fingerprintstudiosfingerprintstudios.co.uk HQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 5 contacts → |
“Fingerprintstudios Architects are a specialist architecture practice committed to creating works of both sensitive conversions of listed buildings to modern works of architecture.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Enerveo Lighting Designenerveo.com HQ: Portsmouth, United KingdomReported employees: 11-50 | Portsmouth, United Kingdom | 11-50 | Exact match | 5 contacts → |
“Professional consultancy from the UK and Ireland’s largest external lighting contractor.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | GRK Architecturegrka.co.uk HQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Based in Bournemouth, Southampton, and Portsmouth, we’re architects focused on house extensions, renovations, and high-end residential projects.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Cloud 9 Architecturecloud9architecture.co.uk HQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Providing Architectural Design Services to developers and home owners across the south coast.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Bloc Engineering Consultants LTDbloc-engineering.co.uk HQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Consulting Civil & Structural Engineers based in Hampshire.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Thorns Young Architecturalthornsyoung.co.uk HQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Established in Thorns-Young Ltd is an amalgamation of Building Surveyors and Architectural services companies.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | ARP Engineers Limitedarpengineers.com HQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Civil/Structural Engineering Consultancy” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Acworth & Jarvis LTDacworthjarvis.co.uk HQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 14 | Grano Designgranodesign.com HQ: Portsmouth, United KingdomReported employees: 1-10 | Portsmouth, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Producing Architecture Visualisation, Planning Permission Drawings and Design Consultation.” Recorded description excerpt · September 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 14 of 28 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Architecture firms: dataset insights
September 6, 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
28 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.
Email recency for this list is measured across the whole United Kingdom list rather than for Portsmouth, so it is reported there. Company counts and contact totals on this page are exact for Portsmouth, over 28 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 6, 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 ↗
Architecture firms by metro in the United Kingdom
- Architecture firms in London4087
- Architecture firms in Manchester225
- Architecture firms in Bristol182
- Architecture firms in Edinburgh157
- Architecture firms in Glasgow152
- Architecture firms in Birmingham138
- Architecture firms in Leeds119
- Architecture firms in Liverpool86
- Architecture firms in Nottingham86
- Architecture firms in Belfast75
- Architecture firms in Cambridge74
- Architecture firms in Newcastle Upon Tyne74
- Architecture firms in Sheffield74
- Architecture firms in Bath70
- Architecture firms in Brighton62
- Architecture firms in Cardiff59
- Architecture firms in Harrogate48
- Architecture firms in York47
- Architecture firms in Southampton43
- Architecture firms in Leicester41
- Architecture firms in Norwich41
- Architecture firms in Oxford41
- Architecture firms in Cheltenham38
- Architecture firms in Aberdeen37
- Architecture firms in Poole36
- Architecture firms in Winchester36
- Architecture firms in Hove33
- Architecture firms in Altrincham32
- Architecture firms in Derby32
- Architecture firms in Exeter32
- Architecture firms in Preston32
- Architecture firms in Lincoln31
- Architecture firms in Colchester30
- Architecture firms in Chelmsford27
- Architecture firms in Guildford27
- Architecture firms in Worcester27
- Architecture firms in Bournemouth26
- Architecture firms in Plymouth26
- Architecture firms in Richmond25
- Architecture firms in Shrewsbury25
Questions about this company list
What does Exact match mean for 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 architecture firms did RevenueBase find based in Portsmouth, United Kingdom?
The saved snapshot records 28 matching company records, 149 tracked contacts and 38 verified emails. The public preview displays 14 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 6, 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
Architecture firms by geography
- Architecture firms based in the United States
- Architecture firms based in the United Kingdom
- Architecture firms based in Brazil
- Architecture firms based in France
- Architecture firms based in Germany
- Architecture firms based in Spain
- Architecture firms based in Italy
- Architecture firms based in Australia
- Architecture firms based in Canada
- Architecture firms based in the Netherlands
- Architecture firms based in Switzerland
- Architecture firms based in Mexico
Cite this list
RevenueBase Data Team. Top 14 architecture firms based in Portsmouth, United Kingdom. Snapshot: September 6, 2026. https://revenuebase.ai/companies/architecture-firms/united-kingdom/portsmouth.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗