Company lists · Data refreshed November 2026

Top 25 Eco-friendly architects based in Belfast, United Kingdom

Name: Eco-friendly architects based in Belfast, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 46 companies tracked

RevenueBase identified 46 company matches for eco-friendly architects associated with Belfast, United Kingdom as of November 2026 and tracks 489 professional contacts across them, including 269 with verified work emails. Across the United Kingdom, London is the largest hub for this category (1,732 companies); Belfast has 46.

This list covers company matches for eco-friendly architects associated with Belfast, 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 November 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

46Companies

489Contacts tracked

269Verified emails

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The 25 largest eco-friendly architects based in Belfast, United Kingdom

Ranked by team size

Top 25 of 46 company matches for eco-friendly architects based in Belfast, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Ostick Williams	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	11-50	31 contacts →
	Exact match “Ostick + Williams Ltd, established in 1951, is an award winning architectural practice and is at the forefront of BIM adoption within the UK and Ireland.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Park Hood	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	11-50	27 contacts →
	Exact match “Park Hood respond to our diverse Client requirements, delivering designs which are innovative and dynamic, through a process of observation, creative interpretation and attention…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Taggarts	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	11-50	14 contacts →
	Exact match “We are a team of professionally qualified designers, planners, project managers and health and safety, developing sustainable design solutions within a holistic framework, by…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Like Architects	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	11-50	12 contacts →
	Exact match “Based in Belfast, Michael Martin and Ciaran Deazley lead the LIKE team bringing more than thirty years’ experience in retail, leisure, commercial, conservation and residential…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Bennett Freehill	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	11-50	12 contacts →
	Exact match “A leading Building Services Consultancy and qualified Passivhaus and NZEB Designers, Commissioning Managers and Licenced BREEAM Assessors and 2023 Irish News Workplace &…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Samuel Stevenson & Sons LTD	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	11-50	12 contacts →
	Exact match “Samuel Stevenson & Sons was founded in 1886 and is the longest established Architectural Practice in Northern Ireland.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Mmas Architects	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	12 contacts →
	Exact match “MMAS is an RIBA chartered architecture practice based in Belfast and with ongoing projects throughout Ireland, ranging from housing developments, public space projects, temporary…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Building Performance Prediction LTD	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	9 contacts →
	Exact match “BPP is a Sustainability, Energy, and Building Performance consultancy working across the UK & Ireland, providing practical solutions with realistic advice.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Collins Rolston	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	11-50	9 contacts →
	Exact match “Collins Rolston is a dynamic and energetic team of highly skilled and committed architects & specialists with a reputation for the delivery of buildings of the highest quality on…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Gregory Architects	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	8 contacts →
	Exact match “Gregory Architects are one of Northern Ireland’s longest established architectural practices, with fresh thinking and a design led approach to deliver modern innovative solutions…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	C60 Architects	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	8 contacts →
	Exact match “Working closely with our clients we create practical, sustainable buildings tailored to meet the specific needs of each project.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Urban Innovations LTD	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	11-50	8 contacts →
	Exact match “Founded in 2001, Urban Innovations is an architectural and urban design consultancy based in the heart of Belfast.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Alastair Coey Architects	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	7 contacts →
	Exact match “Alastair Coey Architects is a specialist conservation practice working exclusively in the historic building environment throughout Northern Ireland, the Republic of Ireland and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Beattie Flanigan Consulting Engineers	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	11-50	7 contacts →
	Exact match “Established in 1971, Beattie Flanigan are an award winning, forward thinking, collaborative Northern Ireland based Building Services Engineering Consultancy practice specialising…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	GMR Architects LTD	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	6 contacts →
	Exact match “GMR ARCHITECTS LTD is an architecture & planning company based out of 411a Ormeau Road, Belfast, BT7 3GP” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Rejen Architects	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	6 contacts →
	Exact match “Our purpose at Rejen Architects is to create a more healthy, vibrant, and sustainable world by breathing new life into buildings and places.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	ISD Consulting Engineers	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	11-50	5 contacts →
	Exact match “We bring your building to life.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Doherty Architects LTD	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	4 contacts →
	Exact match “At Doherty Architects we offer our existing and prospective clients a quality bespoke service.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Mcgirr Architects LTD	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	3 contacts →
	Exact match “McGirr Architects Ltd is an RIBA Chartered Practice which was established in January The practice is based in Belfast and has expanded steadily since inception, providing a wide…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Bryson Architects	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	2 contacts →
	Exact match “Bryson Architects has a wide range of experience in carrying out a variety of commissions for public and private clients ranging from minor works to large commercial projects.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Bluefield Houseboats	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	2 contacts →
	Exact match “Bluefield Houseboats is pioneering the design and manufacture of luxury floating homes and commercial spaces that deliver the same high standard of living and working on water as…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Mcgurran Associates LTD	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	2 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	LRH Engineering LTD	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	2 contacts →
	Exact match “Building Services Consultancy based in Newtownards, Co Down.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	TÓG Architecture	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	1 contacts →
	Exact match “tóg_architecture was established by Ivor Hession with the ambition of developing a collaborative design focused practice.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Marcin Piotrowicz Architect	Exact match	Belfast, United KingdomHQ recorded Nov 6, 2026	1-10	1 contacts →
	Exact match “Marcin Piotrowicz Architect was an independent architectural practice based in Belfast, operating from June 2014 to September 2026.” Recorded in the RevenueBase company graph · Nov 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 “eco-friendly architects”. 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 46 eco-friendly architects based in Belfast, United Kingdom

See the full list, filter by size, metro and specialty, and access 269 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Eco-friendly architects based in Belfast, United Kingdom at a glance

As of Nov 6, 2026

55.0%Verified-email coverage

10.6Average contacts per company

1-10Median size (employees)

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Email recency for this list is measured across the whole United Kingdom list rather than for Belfast, so it is reported there. Company counts and contact totals on this page are exact for Belfast, over 46 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 Belfast, United Kingdom whose business descriptions match “eco-friendly architects” 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 269 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 November 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.

Eco-friendly architects by metro in the United Kingdom

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 “eco-friendly architects”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many eco-friendly architects are there based in Belfast, United Kingdom?

RevenueBase identified 46 company matches for eco-friendly architects associated with Belfast, United Kingdom as of November 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?

Ostick Williams 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 eco-friendly architects?

London leads the United Kingdom with 1,732 company records, followed by Manchester (123) and Bristol (97). Belfast has 46.

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 269 professional contacts with verified work emails tracked across these 46 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 November 6, 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 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.