Company lists · Data refreshed September 2026
Top 25 Advisory and outsourcing services based in Glasgow, United Kingdom
RevenueBase identified 157 advisory and outsourcing services headquartered in Glasgow, United Kingdom as of September 2026 and tracks 1,332 professional contacts across them, including 310 with verified work emails. London is the largest hub.
This list covers advisory and outsourcing services headquartered in Glasgow, 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 23, 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.
The 25 largest advisory and outsourcing services based in Glasgow, United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 148 contacts → | ||||
Indirect evidence “A voice of reason, pillar of strength, and supporter of your ambitions.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 2 | 74 contacts → | ||||
Indirect evidence “Streamline your business with our bespoke support services.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 3 | 48 contacts → | ||||
Indirect evidence “TC Alexander Sloan, Accountants and Business Advisers, can trace its roots to 1867 and since then we have been offering a personalised accountancy service to individuals…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 4 | 38 contacts → | ||||
Indirect evidence “Not everything is equal - true.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 5 | 31 contacts → | ||||
Indirect evidence “Experienced.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 6 | 19 contacts → | ||||
Indirect evidence “EWS is a management consultancy focused on the provision of enterprise and workforce solutions on a local and international level.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 7 | 18 contacts → | ||||
Indirect evidence “Gilliland and Company is a well-established independent medium-sized Chartered Accountancy practice based in the heart of Glasgow's business centre.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 8 | 16 contacts → | ||||
Indirect evidence “At Wallace White, we believe great advice should be not only accessible, but always clear and grounded in your goals.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 9 | 12 contacts → | ||||
Indirect evidence “Based in Glasgow city centre, McLay, McAlister & McGibbon has been established since the 1800s, making the firm one of the longest established independent accountancy practices in…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 10 | 11 contacts → | ||||
Indirect evidence “Advantage Accounting (Scotland) was founded in 2009 by Director Ian Slater who has more than 25 years of client facing accountancy experience.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 11 | 10 contacts → | ||||
Indirect evidence “Do you dream about a successful, profitable business that is personally rewarding and delivers the lifestyle you desire?” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 12 | 8 contacts → | ||||
Indirect evidence “At D A Calder, we have been providing professional financial planning advice to individuals and corporate clients since 1976.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 13 | 8 contacts → | ||||
Indirect evidence “We support entrepreneurs, business leaders and management teams to realise their ambitions.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 14 | 7 contacts → | ||||
Indirect evidence “We unlock business value through effective digital and technological transformation.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 15 | 6 contacts → | ||||
Indirect evidence “Welcome to Stevenson & Kyles Chartered Accountants Stevenson & Kyles Chartered Accountants are a firm of accountants who pride ourselves on giving your business the time and…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 16 | 5 contacts → | ||||
Indirect evidence “The aim of the company has, since our inception, to provide the highest standard of impartial and informative advice to clients on all aspects of personal and corporate financial…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 17 | 5 contacts → | ||||
Indirect evidence “CONNECTING THE DOTS We see a need for a board engaged consulting firm which brings connected experience to make immediate impacts on business thinking, direction and performance.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 18 | 5 contacts → | ||||
Indirect evidence “Talon deliver innovative business solutions for organisations who want to achieve more with IT - helping our clients with their most basic requirements through to their most…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 19 | 4 contacts → | ||||
Indirect evidence “Where Now Consulting focuses on helping companies to grow and compete.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 20 | 4 contacts → | ||||
Indirect evidence “We believe that our own expertise in running businesses, from start-up through to 80+ staff, and multi-million pound turnovers, enables us to offer hands-on expert advice to a…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 21 | 4 contacts → | ||||
Indirect evidence “Family businesses are more than just enterprises-they’re legacies, dreams, and the heartbeat of communities.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 22 | 4 contacts → | ||||
Indirect evidence “Formed in 2016, RedTail's mission is to deliver secure, pragmatic and cost-effective IT Consultancy, Delivery & Managed Service solutions which are optimized to our client’s…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 23 | 4 contacts → | ||||
Indirect evidence “The Merk Group was formed as a culmination of years of Property, Banking, Finance & Legal experience and an expansion into All aspects of Corporate Business & Management…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 24 | 4 contacts → | ||||
Indirect evidence “Prodyne is a specialist company offering project consultancy and delivery services that are tailored to each client’s individual requirements.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 25 | 3 contacts → | ||||
Indirect evidence “Resource3 offers Business Consultancy covering a wide range of services through our network of associates.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: advisory and outsourcing services. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names advisory and outsourcing services.
- Partial evidence
- Its own public description names part of advisory and outsourcing services, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name advisory and outsourcing services. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 157 advisory and outsourcing services based in Glasgow, United Kingdom
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Advisory and outsourcing services based in Glasgow, United Kingdom at a glance
As of Sep 23, 2026Companies by employee count
Email recency for this list is measured across the whole United Kingdom list rather than for Glasgow, so it is reported there. Company counts and contact totals on this page are exact for Glasgow, over 157 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 advisory and outsourcing services, 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 Glasgow, United Kingdom whose own description of what they do matches “advisory and outsourcing services”. 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 advisory and outsourcing services), 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 advisory and outsourcing services, and records with no verified work email. Companies headquartered outside Glasgow 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, 310 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 23, 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.
Advisory and outsourcing services by metro in the United Kingdom
- Advisory and outsourcing services in London4915
- Advisory and outsourcing services in Manchester296
- Advisory and outsourcing services in Birmingham190
- Advisory and outsourcing services in Bristol166
- Advisory and outsourcing services in Glasgow157
- Advisory and outsourcing services in Leeds131
- Advisory and outsourcing services in Edinburgh126
- Advisory and outsourcing services in Reading91
- Advisory and outsourcing services in Nottingham79
- Advisory and outsourcing services in Cambridge74
- Advisory and outsourcing services in Belfast72
- Advisory and outsourcing services in Liverpool70
- Advisory and outsourcing services in Leicester69
- Advisory and outsourcing services in Sheffield68
- Advisory and outsourcing services in Oxford61
- Advisory and outsourcing services in Cardiff60
- Advisory and outsourcing services in Southampton59
- Advisory and outsourcing services in Coventry58
- Advisory and outsourcing services in Derby56
- Advisory and outsourcing services in Milton Keynes56
- Advisory and outsourcing services in Northampton55
- Advisory and outsourcing services in Aberdeen50
- Advisory and outsourcing services in Cheltenham45
- Advisory and outsourcing services in Newcastle Upon Tyne44
- Advisory and outsourcing services in Norwich44
- Advisory and outsourcing services in Watford44
- Advisory and outsourcing services in Guildford42
- Advisory and outsourcing services in Harrow41
- Advisory and outsourcing services in Ilford41
- Advisory and outsourcing services in York40
- Advisory and outsourcing services in Exeter38
- Advisory and outsourcing services in Swindon38
- Advisory and outsourcing services in Bath37
- Advisory and outsourcing services in Brighton37
- Advisory and outsourcing services in Bournemouth36
- Advisory and outsourcing services in Harrogate36
- Advisory and outsourcing services in Poole36
- Advisory and outsourcing services in Chester34
- Advisory and outsourcing services in Huddersfield33
- Advisory and outsourcing services in Peterborough32
- Advisory and outsourcing services in Chelmsford31
- Advisory and outsourcing services in St Albans31
- Advisory and outsourcing services in Winchester31
- Advisory and outsourcing services in Preston30
- Advisory and outsourcing services in Croydon29
- Advisory and outsourcing services in Warrington29
- Advisory and outsourcing services in Worcester29
- Advisory and outsourcing services in Wolverhampton27
- Advisory and outsourcing services in Colchester26
- Advisory and outsourcing services in Leamington Spa26
- Advisory and outsourcing services in Basingstoke25
- Advisory and outsourcing services in Luton25
- Advisory and outsourcing services in Portsmouth25
- Advisory and outsourcing services in Solihull25
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 advisory and outsourcing services, 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 advisory and outsourcing services are there based in Glasgow, United Kingdom?
RevenueBase identified 157 advisory and outsourcing services headquartered in Glasgow, 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?
WBG, headquartered in Glasgow, tops this list with the largest team on record.
Which city has the most advisory and outsourcing services?
London leads with 4915 headquartered companies, followed by Manchester (296) and Birmingham (190).
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 310 verified decision-maker contacts tracked across these 157 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 23, 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.
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