Company lists · Data refreshed November 2026

Top 25 Microsoft active directory specialists based in the United Kingdom

RevenueBase identified 178 company matches for microsoft active directory specialists associated with the United Kingdom as of November 2026 and tracks 1,705 professional contacts across them, including 885 with verified work emails. London is the largest hub.

This list covers company matches for microsoft active directory specialists 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 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
178Companies
1,705Contacts tracked
885Verified emails
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The 25 largest microsoft active directory specialists based in the United Kingdom

Ranked by team size
Top 25 of 178 company matches for microsoft active directory specialists based in the 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500313 contacts →

Exact match

“At Kocho, we believe greatness lies in everyone.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchChester, United KingdomHQ recorded Nov 6, 202651-200132 contacts →

Exact match

“CyberIAM is now part of Integrity360 and provides the expertise needed for the design and implementation of complex Identity and access management systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchGuildford, United KingdomHQ recorded Nov 6, 202651-200100 contacts →

Exact match

“ramsac provide so much more than just IT support.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchCanterbury, United KingdomHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“ADM Computing is an independent, family-owned IT services provider headquartered in Canterbury, supporting organisations across Kent, London and the South East since 1984.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“Trevonix is the trusted partner for businesses seeking secure, seamless, and scalable Identity and Access Management (IAM) solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchStafford, United KingdomHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“In 2022, we were acquired by Node4, an IT services and consulting provider on a mission to deliver change that matters to public and private sector organisations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPoole, United KingdomHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“Silversands is an IT Consultancy specialising in Microsoft 365 and Cloud & Hybrid Infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20023 contacts →

Exact match

“Award-winning Microsoft gold partner, ThirdSpace specialises in identity management, enterprise mobility and cyber security solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMuch Hadham, United KingdomHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Bit Solutions is founded on the philosophy of providing innovative enterprise IT consultancy and solutions that are aligned to our clients’ business requirements.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBasingstoke, United KingdomHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“We help medium-sized UK organisations (50–2500 employees) operating in regulated and high-risk sectors modernise, secure, and fully support their IT environments without…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“H3O Digital provides enterprise class technical services for businesses of all sizes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Regulatory requirements are so often an essential part of onboarding.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchEssex, United KingdomHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“TechVertu is a unique full-service IT consultancy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Your Trusted Partner in Cybersecurity & 360 IT Support Founded in 2004, VITS has built a reputation for protecting businesses across the globe with robust, responsive, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchEdinburgh, United KingdomHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Feel like pulling your hair out when it comes to dealing with IT?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“ETOS Services provides end to end Consulting expertise and Service Delivery to Customers and Partners globally on SAM, Cloud Management, Cloud Migration and Cyber Security.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Operating in the private and public sectors, Innovate IT Ltd's mission is to accelerate our clients’ ability to adopt new technology and secure their digital future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchCaterham, United KingdomHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Nero Blanco offers unequalled consultancy services for Active Directory, Azure, Microsoft Exchange, or migration services for Lotus Notes, Google & M365 tenant to tenant including…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchGlasgow, United KingdomHQ recorded Nov 6, 202651-20011 contacts →

Exact match

“API was founded in 1994 focussed on practical Microsoft based business solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“SMG Business Solutions are a knowledgeable friendly team of London based IT experts providing IT Support such as, technical helpdesk support, computer support and consulting to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-109 contacts →

Exact match

“At Asygma, we're more than a technology provider; we're your trusted advisor and partner in growth.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Our six-strong team of engineers specialises in providing professional consultancy and prompt, reliable project delivery and ongoing support for infrastructure, software, data and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-507 contacts →

Exact match

“With over 20 years of consultancy expertise, we deliver comprehensive, enterprise-grade IT strategy, management and support ethically to businesses of all sizes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchOxford, United KingdomHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Oxford Computer Group UK offers a full range of identity consulting services to organizations in the UK and beyond.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSwansea, United KingdomHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Many businesses are not fully utilising their IT infrastructure, missing out on opportunities for continuity, growth, and enhanced productivity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 178 microsoft active directory specialists based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 885 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Microsoft active directory specialists based in the United Kingdom at a glance

As of Nov 6, 2026
51.9%Verified-email coverage
9.6Average contacts per company
1-10Median size (employees)
29.8%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
115
11-50
47
51-200
11
201-500
3
501-1,000
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 178 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 “microsoft active directory specialists” 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 885 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.

Microsoft active directory specialists by metro

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 “microsoft active directory specialists”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many microsoft active directory specialists are there based in the United Kingdom?

RevenueBase identified 178 company matches for microsoft active directory specialists associated with the 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?

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

Which city has the most microsoft active directory specialists?

London leads with 53 company records, followed by Leeds (4) and Reading (4).

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 885 professional contacts with verified work emails tracked across these 178 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.

Ready to reach these companies? Verified emails and direct dials for all 178 microsoft active directory specialists based in the United Kingdom. Start with a free account, no credit card.

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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.