Company lists · Data refreshed September 2026

Top 25 Service design consultancies based in London, United Kingdom

RevenueBase identified 1,458 service design consultancies headquartered in London, United Kingdom as of September 2026 and tracks 12,547 professional contacts across them, including 4,032 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers service design consultancies headquartered in London, United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
1,458Companies
12,547Contacts tracked
4,032Verified emails
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The 25 largest service design consultancies based in London, United Kingdom

Ranked by team size
Top 25 of 1,458 service design consultancies based in London, United Kingdom, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to service design consultancies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202651-200452 contacts →

Indirect evidence

“Our work encompasses graphics and identity, architecture and interiors, products and packaging, exhibitions and installations, websites and digital experiences, advertising and…”

Source: RevenueBase Database · checked Sep 29, 2026
2Partial evidenceLondon, United KingdomHQ checked Sep 29, 20261,001-5,000391 contacts →

Partial evidence

“Fjord, part of Accenture Song, is a design and innovation consultancy that reimagines people’s relationships with the digital and physical world around them.”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidenceLondon, United KingdomHQ checked Sep 29, 2026201-500310 contacts →

Partial evidence

“AKT II is a design-led interdisciplinary engineering consultancy that has won over 600 awards for its work in the UK and across the world.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 29, 2026201-500271 contacts →

Indirect evidence

“We provide single, multiple and full multidisciplinary services across a wide range of industry sectors, including commercial, health, education, residential, defence, heritage…”

Source: RevenueBase Database · checked Sep 29, 2026
5Partial evidenceLondon, United KingdomHQ checked Sep 29, 2026n/a235 contacts →

Partial evidence

“We’re a multi-disciplinary design company partnering with brands and organisations who want to take on the challenge of change.”

Source: RevenueBase Database · checked Sep 29, 2026
6Partial evidenceLondon, United KingdomHQ checked Sep 29, 2026201-500231 contacts →

Partial evidence

“We are interdisciplinary consultants, engineers and advisors, applying progressive design thinking to shape the environments we live in.”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-200203 contacts →

Partial evidence

“Elmwood is a globally recognised, award-winning strategic brand design consultancy that builds brands with intent.”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202651-200198 contacts →

Indirect evidence

“Radley Yeldar is an award-winning, independent London and Birmingham-based creative consultancy with more than 200 communications specialists.”

Source: RevenueBase Database · checked Sep 29, 2026
9Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-200183 contacts →

Partial evidence

“MCM is a creative consultancy of architects, designers, workplace strategists and behavioural change experts.”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceLondon, United KingdomHQ checked Sep 29, 2026n/a178 contacts →

Partial evidence

“We’re a London based service design agency that transforms businesses through innovation.”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceLondon, United KingdomHQ checked Sep 29, 20261,001-5,000139 contacts →

Indirect evidence

“We believe that change is an opportunity to thrive.”

Source: RevenueBase Database · checked Sep 29, 2026
12Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-200130 contacts →

Partial evidence

“JDO’s international team of designers, brand strategists and client service consultants band together to deliver creative excellence to the world’s most loved and influential…”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceLondon, United KingdomHQ checked Sep 29, 20261,001-5,000122 contacts →

Indirect evidence

“HiveMind are disrupting the status quo by reinventing how companies find and engage with the expertise they need to stay relevant in a hyper-connected and fast changing world.”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202651-200114 contacts →

Indirect evidence

“PDD is a global innovation consultancy.”

Source: RevenueBase Database · checked Sep 29, 2026
15Partial evidenceLondon, United KingdomHQ checked Sep 29, 2026201-500111 contacts →

Partial evidence

“Founded in 1957 by Sir Terence Conran, we’re Havas’ brand and design consultancy.”

Source: RevenueBase Database · checked Sep 29, 2026
16Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-200102 contacts →

Partial evidence

“PriestmanGoode is an industrial design consultancy that delivers exceptional brand experiences for a roster of leading international companies.”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202651-20087 contacts →

Indirect evidence

“We believe that a holistic approach creates better buildings and healthier places to live and work.”

Source: RevenueBase Database · checked Sep 29, 2026
18Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-20085 contacts →

Partial evidence

“Pellings is an award winning integrated design, property and construction consultancy that is passionate about making a difference.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202611-5085 contacts →

Indirect evidence

“Heavenly is a global, independent creative consultancy, founded in 2003.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202651-20084 contacts →

Indirect evidence

“Mozaic is an award winning specialist consultancy and a partner of choice for organisations seeking to improve their strategy, delivery, and operations.”

Source: RevenueBase Database · checked Sep 29, 2026
21Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-20078 contacts →

Partial evidence

“Native is an independent design and innovation consultancy founded in London in 1997, with teams across the UK and USA.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202651-20076 contacts →

Indirect evidence

“We’re a specialist, management consultancy, focusing on; Customer Experience, Operational Excellence and Change Delivery, dedicated to helping our clients create real, positive…”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202651-20074 contacts →

Indirect evidence

“Whether complex transformation is required across your business or you are seeking support with a small project, we are here to help.”

Source: RevenueBase Database · checked Sep 29, 2026
24Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-20070 contacts →

Partial evidence

“LXA was born from a desire to do things differently.”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202651-20070 contacts →

Indirect evidence

“Drive the best customer and business outcomes – through purposeful and inclusive digital products.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 1,458 service design consultancies based in London, United Kingdom

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Service design consultancies based in London, United Kingdom at a glance

As of Sep 29, 2026
32.1%Verified-email coverage
8.6Average contacts per company
1-10Median size (employees)
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
1,141
11-50
241
51-200
53
201-500
8
501-1,000
1
1,001-5,000
7
5,001-10,000
1
10001+
3

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 1,458 companies.

How this list was built

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

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in London, United Kingdom whose own description of what they do matches “service design consultancies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names service design consultancies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among service design consultancies, and records with no verified work email. Companies headquartered outside London are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 4,032 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 29, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

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

How many service design consultancies are there based in London, United Kingdom?

RevenueBase identified 1,458 service design consultancies headquartered in London, United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Pentagram, headquartered in London, tops this list with the largest team on record.

Which city in the United Kingdom has the most service design consultancies?

London leads the United Kingdom with 1,458 headquartered companies, followed by Manchester (89) and Bristol (58).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 4,032 verified decision-maker contacts tracked across these 1,458 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.