Company lists · Data refreshed September 2026

Top 25 Iot marketing agencies based in the United Kingdom

RevenueBase identified 294 iot marketing agencies headquartered in the United Kingdom as of September 2026 and tracks 3,604 professional contacts across them, including 1,069 with verified work emails. London is the largest hub.

This list covers iot marketing agencies headquartered in the 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 28, 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 28, 2026 86% judged on-target in blind review
294Companies
3,604Contacts tracked
1,069Verified emails
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The 25 largest iot marketing agencies based in the United Kingdom

Ranked by team size
Top 25 of 294 iot marketing agencies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to iot marketing agencies: 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 28, 202651-200299 contacts →

Indirect evidence

“WE ARE A GLOBAL CREATIVE DIGITAL AGENCY At DMS, we bring together a powerhouse of creative, media intelligence and digital disciplines under one roof to support world-class…”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceLondon, United KingdomHQ checked Sep 28, 202651-200105 contacts →

Partial evidence

“We’re an integrated marketing agency who are fiercely proud of our work, our clients and our people.”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-20092 contacts →

Indirect evidence

“PHA is an award-winning earned-first integrated communications agency.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-20076 contacts →

Indirect evidence

“Mind Digital Group is an independent digital company that is focused on servicing global clients and partner agencies.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceStafford, United KingdomHQ checked Sep 28, 202651-20073 contacts →

Indirect evidence

“Leading Web Design Agency In the UK and US offering top-notch SEO, SEM, SMO, PPC, Web Design, and Development services worldwide.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceLondon, United KingdomHQ checked Sep 28, 202651-20064 contacts →

Indirect evidence

“We are an award-winning full-service digital agency, part of Jakala group with 1,800 employees across 16 countries around the world.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceCalverley, United KingdomHQ checked Sep 28, 202611-5049 contacts →

Indirect evidence

“Strategy and insight.”

Source: RevenueBase Database · checked Sep 28, 2026
8Partial evidenceGuildford, United KingdomHQ checked Sep 28, 202611-5041 contacts →

Partial evidence

“Plug and Play® is a team of digital marketing professionals who understand the importance of combining good technology with creative design.”

Source: RevenueBase Database · checked Sep 28, 2026
9Partial evidenceBanbury, United KingdomHQ checked Sep 28, 202611-5039 contacts →

Partial evidence

“CPB UK - Causing People To Buy Established in 1998, CPB has many years experience of delivering integrated marketing campaigns for VARs, Integrators, MSPs, Distributors &…”

Source: RevenueBase Database · checked Sep 28, 2026
10Partial evidenceLondon, United KingdomHQ checked Sep 28, 202611-5036 contacts →

Partial evidence

“Cynosure Designs is a UK & UAE-based IT and marketing agency providing 360° digital solutions that are experience-driven and results-focused.”

Source: RevenueBase Database · checked Sep 28, 2026
11Partial evidenceCambridge, United KingdomHQ checked Sep 28, 202611-5035 contacts →

Partial evidence

“KISS is a digital marketing agency pioneering an AI-enhanced model to deliver exceptional results for our world-leading B2B clients.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceLondon, United KingdomHQ checked Sep 28, 202611-5033 contacts →

Partial evidence

“Brandnation is an award-winning integrated creative marketing and communications agency based in London.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceHounslow, United KingdomHQ checked Sep 28, 202611-5032 contacts →

Indirect evidence

“Your Online Conversation Limited is an information technology and services company based out of the United Kingdom.”

Source: RevenueBase Database · checked Sep 28, 2026
14Partial evidenceLeatherhead, United KingdomHQ checked Sep 28, 202611-5031 contacts →

Partial evidence

“Broadplace Advertising is a digital marketing agency, delivering a range of services and solutions to hundreds of businesses across the globe since 2005.”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceGlasgow, United KingdomHQ checked Sep 28, 202611-5029 contacts →

Partial evidence

“Tourism Marketing Agency is a specialist digital marketing agency helping tour operators, attractions, experience providers, destinations and travel brands increase visibility…”

Source: RevenueBase Database · checked Sep 28, 2026
16Partial evidenceNewcastle Upon Tyne, United KingdomHQ checked Sep 28, 202611-5026 contacts →

Partial evidence

“We are a team of passionate and responsible digital marketing iGaming industry professionals.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceSheffield, United KingdomHQ checked Sep 28, 202611-5026 contacts →

Partial evidence

“We are an award-winning, Google Premier Partner agency providing a range of high-quality internet marketing services with a strong focus on client ROI and ethical best practice…”

Source: RevenueBase Database · checked Sep 28, 2026
18Partial evidenceAshford, United KingdomHQ checked Sep 28, 202611-5024 contacts →

Partial evidence

“We are a leading integrated marketing agency focused on delivering outstanding customer experiences for some of the world’s most iconic automotive brands.”

Source: RevenueBase Database · checked Sep 28, 2026
19Partial evidenceBarnstaple, United KingdomHQ checked Sep 28, 202611-5022 contacts →

Partial evidence

“AMI – Marketing for Manufacturing is the UK’s leading industrial marketing management agency, specialising in helping manufacturers and engineers to gain more enquiries online.”

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceLewes, United KingdomHQ checked Sep 28, 202611-5020 contacts →

Partial evidence

“Michael Bell is an independent, integrated marketing communications agency and our CV includes some of the UK's leading brands.”

Source: RevenueBase Database · checked Sep 28, 2026
21Partial evidenceLiverpool, United KingdomHQ checked Sep 28, 202611-5020 contacts →

Partial evidence

“Castle is an integrated digital marketing agency based in Liverpool city centre.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceGuildford, United KingdomHQ checked Sep 28, 202611-5020 contacts →

Indirect evidence

“We are inquisitive minds with big personalities and one goal – to help you get your message out there and generate genuine leads.”

Source: RevenueBase Database · checked Sep 28, 2026
23Partial evidenceGerrards Cross, United KingdomHQ checked Sep 28, 202611-5019 contacts →

Partial evidence

“EdgeMethods specialises in Enterprise IoT Strategy and Implementation with the goal of bringing forward thinking organisations into the next technical revolution.”

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceCirencester, United KingdomHQ checked Sep 28, 202611-5019 contacts →

Partial evidence

“We are the industrial and technology marketing agency for SMEs and global enterprises.”

Source: RevenueBase Database · checked Sep 28, 2026
25Partial evidenceLondon, United KingdomHQ checked Sep 28, 202611-5019 contacts →

Partial evidence

“Accuracast is an international digital marketing agency that works with ambitious brands to accelerate growth through data and technology.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 294 iot marketing agencies based in the United Kingdom

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Iot marketing agencies based in the United Kingdom at a glance

As of Sep 28, 2026
29.7%Verified-email coverage
12.3Average contacts per company
1-10Median size (employees)
32.3%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
154
11-50
109
51-200
22
201-500
3
501-1,000
1
1,001-5,000
1
5,001-10,000
1
10001+
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 294 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 iot marketing agencies, 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 the United Kingdom whose own description of what they do matches “iot marketing agencies”. 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 iot marketing agencies), 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 iot marketing agencies, and records with no verified work email. Companies headquartered outside United Kingdom 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, 1,069 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 28, 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.

Iot marketing agencies by metro

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 iot marketing agencies, 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 iot marketing agencies are there based in the United Kingdom?

RevenueBase identified 294 iot marketing agencies headquartered in the 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?

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

Which city has the most iot marketing agencies?

London leads with 95 headquartered companies, followed by Manchester (12) and Glasgow (10).

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 1,069 verified decision-maker contacts tracked across these 294 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 28, 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.