Company lists · Data refreshed September 2026

Top 25 Custom CRM software development companies based in the United Kingdom

Name: Custom CRM software development companies based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 332 companies tracked

RevenueBase identified 332 company matches for custom CRM software development companies associated with the United Kingdom as of September 2026 and tracks 2,265 professional contacts across them, including 658 with verified work emails. London is the largest hub.

This list covers company matches for custom CRM software development companies associated with the 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 28, 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 Sep 28, 2026 How this list was built

332Companies

2,265Contacts tracked

658Verified emails

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The 25 largest custom CRM software development companies based in the United Kingdom

Ranked by team size

Top 25 of 332 company matches for custom CRM software development companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Orchestra	Exact match	Woolwich, United KingdomHQ recorded Sep 28, 2026	n/a	129 contacts →
	Exact match “Founded in 2007, we are independent, knowledgeable and reliable.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	REDK	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	78 contacts →
	Exact match “redk is a CRM consulting company with a difference.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Flourish CRM	Exact match	Bristol, United KingdomHQ recorded Sep 28, 2026	51-200	70 contacts →
	Exact match “Flourish is a specialist Customer Relationship Marketing (CRM) agency based in the UK and Dubai that’s delivering CRM for the real world.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Workbooks CRM	Exact match	Reading, United KingdomHQ recorded Sep 28, 2026	51-200	64 contacts →
	Exact match “Workbooks is a CRM SaaS platform used by growing companies to run their business and engage effectively with their customers.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Optimiser	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	57 contacts →
	Exact match “Optimiser is a fully configurable business intelligence ecosystem that helps organisations manage relationships, operations, workflows, communications, and commercial activities…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Capsule	Exact match	Manchester, United KingdomHQ recorded Sep 28, 2026	11-50	55 contacts →
	Exact match “Capsule was launched in 2009 following the founders' frustration with existing CRM services that were either overly simplistic or far too complex for most businesses.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Warrgyizmorsch	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	51 contacts →
	Exact match “Tailored ERP, CRM & SaaS that automates your operations and fuels measurable growth.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Armadillo	Exact match	Bristol, United KingdomHQ recorded Sep 28, 2026	51-200	48 contacts →
	Exact match “We are Armadillo - A Bond Company, a multi-award winning CRM agency.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Vuture	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1,001-5,000	37 contacts →
	Exact match “Where relationships take root.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Saqaya	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	36 contacts →
	Exact match “At SAQAYA, we grow businesses by engineering technology that customers love!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Aspin B2B Ecommerce & CRM Catalogue Ordering APP	Exact match	Romsey, United KingdomHQ recorded Sep 28, 2026	11-50	35 contacts →
	Exact match “Aspin provides order-taking focused CRM software for distributors and wholesalers.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Dynamica Labs	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	32 contacts →
	Exact match “Dynamica Labs is one of the oldest Dynamics CRM Partners and one of a very few companies with ISO 9001 Quality Management System certification for Dynamics CRM project delivery…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	WEB Alliance Limited	Exact match	Northampton, United KingdomHQ recorded Sep 28, 2026	11-50	30 contacts →
	Exact match “Are you still using Cumbersome Excel Spreadsheets to manually track your leads, customers and invoices?” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Goggle Software LTD	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	29 contacts →
	Exact match “We build bespoke job management and CRM systems for construction and field service businesses.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Concep	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	28 contacts →
	Exact match “We live and breathe relationship marketing.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Gold-Vision CRM	Exact match	Northampton, United KingdomHQ recorded Sep 28, 2026	11-50	25 contacts →
	Exact match “Gold-Vision CRM is a highly configurable, user-friendly customer relationship management (CRM) platform designed to unify and streamline sales and marketing processes for…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Spotdev	Exact match	Bath, United KingdomHQ recorded Sep 28, 2026	11-50	25 contacts →
	Exact match “When you don't trust your CRM, your systems don't talk to each other, and your reports are nonsense, it's time to call SpotDev.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Cantata	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	25 contacts →
	Exact match “Cantata is the UK’s leading independent CRM specialist consultancy, helping organisations to gain the most from customer and stakeholder management.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Aulysius	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	24 contacts →
	Exact match “Aulysius is an information technology consultancy and solution provider.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Collier Pickard LTD	Exact match	Sundridge, United KingdomHQ recorded Sep 28, 2026	11-50	22 contacts →
	Exact match “Collier Pickard is an independent CRM and process management consultancy, helping businesses optimise their operations through CRM solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Flowbird LTD	Exact match	Ashford, United KingdomHQ recorded Sep 28, 2026	11-50	19 contacts →
	Exact match “We are a CRM and automation agency that keeps things simple.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Trigg Digital	Exact match	City Of London, United KingdomHQ recorded Sep 28, 2026	11-50	18 contacts →
	Exact match “Trigg Digital is a Salesforce Summit Partner and Agentic AI consultancy helping ambitious organisations turn data, CRM and AI into measurable business value.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Avrion	Exact match	Stevenage, United KingdomHQ recorded Sep 28, 2026	11-50	16 contacts →
	Exact match “We deliver software solutions that help our customers work smarter using technologies to streamline operations, improve performance, and gain long-term scalable growth.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Cergis Software	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	16 contacts →
	Exact match “Our philosophy of 'Beautiful Technology' is about creating systems that work invisibly, silently and effectively.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Intellicore LTD	Exact match	Aberdeen, United KingdomHQ recorded Sep 28, 2026	11-50	15 contacts →
	Exact match “Aberdeen’s Intellicore is a specialist bespoke software development business that provides solutions to the practical issues faced by our clients in the daily running of their…” Recorded in the RevenueBase company graph · Sep 28, 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 “custom CRM software development companies”. 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 332 custom CRM software development companies based in the United Kingdom

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Custom CRM software development companies based in the United Kingdom at a glance

As of Sep 28, 2026

29.1%Verified-email coverage

6.8Average contacts per company

1-10Median size (employees)

29.8%Largest-city concentration · London

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

209

11-50

51-200

201-500

501-1,000

1,001-5,000

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 332 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 the United Kingdom whose business descriptions match “custom CRM software development companies” 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 658 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 28, 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.

Custom CRM software development companies by metro

Custom CRM software development companies in London99

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 “custom CRM software development companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many custom CRM software development companies are there based in the United Kingdom?

RevenueBase identified 332 company matches for custom CRM software development companies associated with the 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?

Orchestra tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most custom CRM software development companies?

London leads with 99 company records, followed by Manchester (9) and Birmingham (5).

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 658 professional contacts with verified work emails tracked across these 332 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 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 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.