Company lists · Data refreshed September 2026

Top 11 App developers based in Bristol, United Kingdom

RevenueBase identified 29 app developers headquartered in Bristol, United Kingdom as of September 2026 and tracks 90 professional contacts across them, including 28 with verified work emails. London is the largest hub.

This list covers app developers headquartered in Bristol, 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 7, 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 7, 2026 86% judged on-target in blind review
29Companies
90Contacts tracked
28Verified emails
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The 11 largest app developers based in Bristol, United Kingdom

Ranked by team size
Top 11 of 29 app developers based in Bristol, United Kingdom, ranked by team size, largest first. Data refreshed Sep 7, 2026. RevenueBase Smart Search rates how each company's information relates to app developers: 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 evidenceBristol, United KingdomHQ checked Sep 7, 202611-5022 contacts →

“Calvium is a leading digital innovation agency combining expertise in experience design, software engineering and mobile innovation.”

Source: company website · checked Sep 7, 2026
2Indirect evidenceBristol, United KingdomHQ checked Sep 7, 20261-106 contacts →

“Our team of technology specialists can help turn your dream into reality.”

Source: company website · checked Sep 7, 2026
3Indirect evidenceBristol, United KingdomHQ checked Sep 7, 202611-504 contacts →

“We make, buy, and invest in SaaS and mobile applications.”

Source: company website · checked Sep 7, 2026
4Indirect evidenceBristol, United KingdomHQ checked Sep 7, 20261-103 contacts →

“As a provider of a complete range of digital services, our company offers a comprehensive set of solutions to meet the diverse needs of our clients in the digital realm.”

Source: company website · checked Sep 7, 2026
5Indirect evidenceBristol, United KingdomHQ checked Sep 7, 20261-102 contacts →

“Looking to accelerate your tech?”

Source: company website · checked Sep 7, 2026
6Indirect evidenceBristol, United KingdomHQ checked Sep 7, 20261-102 contacts →

“We are a design and development team that meticulously produces solutions of your e-commerce, mobile and web projects.”

Source: company website · checked Sep 7, 2026
7Indirect evidenceBristol, United KingdomHQ checked Sep 7, 20261-102 contacts →

“KJA Digital is a fast-growing software development agency based in Clifton, Bristol with over 8 years of experience providing creative web solutions for our clients.”

Source: company website · checked Sep 7, 2026
8Strong evidenceBristol, United KingdomHQ checked Sep 7, 20261-102 contacts →

“Based in Bristol, we're app developers that help startups to enterprises turn their ideas into products that grow their business.”

Source: company website · checked Sep 7, 2026
9Indirect evidenceBristol, United KingdomHQ checked Sep 7, 20261-101 contacts →

“Scale a new peak of online audience captivation with Dino Media.”

Source: company website · checked Sep 7, 2026
10Indirect evidenceBristol, United KingdomHQ checked Sep 7, 20261-101 contacts →

“At Ethereal Technologies, we specialize in empowering businesses with our expert software consultancy services.”

Source: company website · checked Sep 7, 2026
11Partial evidenceBristol, United KingdomHQ checked Sep 7, 20261-101 contacts →

“Mobile App Development, and personal business services.”

Source: company website · checked Sep 7, 2026

Showing 11 of 29 app developers based in Bristol, United Kingdom

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App developers based in Bristol, United Kingdom at a glance

As of Sep 7, 2026
31.1%Verified-email coverage
3.1Average contacts per company
1-10Median size (employees)
2755.2%Largest-city concentration · London
Sep 7, 2026Page data refreshed

Companies by employee count

1-10
19
11-50
8
51-200
1

Email recency for this list is measured across the whole United Kingdom list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for Bristol, over 29 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 app developers, 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 Bristol, United Kingdom whose own description of what they do matches “app developers”. 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 app developers), 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 app developers, and records with no verified work email. Companies headquartered outside Bristol 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, 28 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 7, 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.

App developers by metro in the United Kingdom

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 app developers, 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 app developers are there based in Bristol, United Kingdom?

RevenueBase identified 29 app developers headquartered in Bristol, 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?

Calvium B Corp, headquartered in Bristol, tops this list with the largest team on record.

Which city has the most app developers?

London leads with 799 headquartered companies, followed by Manchester (74) and Birmingham (54).

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 28 verified decision-maker contacts tracked across these 29 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 7, 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.