Company lists · Data refreshed September 2026

Top 25 Financial data management consultants based in London, United Kingdom

Name: Financial data management consultants based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 324 companies tracked

RevenueBase identified 324 financial data management consultants headquartered in London, United Kingdom as of September 2026 and tracks 5,059 professional contacts across them, including 2,879 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers financial data management consultants headquartered in London, 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

324Companies

5,059Contacts tracked

2,879Verified emails

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The 25 largest financial data management consultants based in London, United Kingdom

Ranked by team size

Top 25 of 324 financial data management consultants based in London, United Kingdom, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to financial data management consultants: 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Smartstream	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	1,001-5,000	1,100 contacts →
	Partial evidence “Smartstream unlocks trusted, intelligent data insights – clearly, consistently, and without compromise.” Source: RevenueBase Database · checked Sep 28, 2026
2	Gresham	Strong evidence	London, United KingdomHQ checked Sep 28, 2026	201-500	336 contacts →
	Strong evidence “Gresham is a global leader in enterprise data automation solutions for the financial services industry.” Source: RevenueBase Database · checked Sep 28, 2026
3	4most	Strong evidence	London, United KingdomHQ checked Sep 28, 2026	201-500	270 contacts →
	Strong evidence “We are 4most: the go-to analytics consultancy for financial institutions who want to make better, data-driven decisions with confidence.” Source: RevenueBase Database · checked Sep 28, 2026
4	Albany Beck	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	201-500	240 contacts →
	Partial evidence “Albany Beck is a client-first consulting firm helping financial services organisations deliver complex change and build capability, not dependency.” Source: RevenueBase Database · checked Sep 28, 2026
5	ELAIT	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	51-200	186 contacts →
	Partial evidence “Elait exists to transform unwieldy data into a competitive advantage.” Source: RevenueBase Database · checked Sep 28, 2026
6	Alpharithm Technologies Private Limited	Strong evidence	London, United KingdomHQ checked Sep 28, 2026	51-200	99 contacts →
	Strong evidence “Alpharithm Technologies is a multi award winning Consultancy, specializing in Data and AI.” Source: RevenueBase Database · checked Sep 28, 2026
7	Valentia Partners	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	51-200	94 contacts →
	Partial evidence “Valentia Partners is a specialist Management Consulting firm.” Source: RevenueBase Database · checked Sep 28, 2026
8	3di 3d Innovations	Strong evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	53 contacts →
	Strong evidence “3d innovations (3di) is a new breed of data management consultancy specialising in the financial services and commodity trading sectors.” Source: RevenueBase Database · checked Sep 28, 2026
9	Aptitude Global	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	51-200	49 contacts →
	Partial evidence “Aptitude pairs specialists practitioners with proprietary software-delivering data, AI, and operational transformation at speed, with greater returns and enduring performance.” Source: RevenueBase Database · checked Sep 28, 2026
10	Cloudscouts	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	49 contacts →
	Partial evidence “Experts in architecting, building, and supporting Enterprise Performance Management, Business Intelligence, Analytical, and Technology solutions.” Source: RevenueBase Database · checked Sep 28, 2026
11	Fredward	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	1,001-5,000	38 contacts →
	Indirect evidence “We have joined S&W and this profile is no longer being maintained.” Source: RevenueBase Database · checked Sep 28, 2026
12	Fairmort Limited	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	36 contacts →
	Partial evidence “Fairmort is a software product & consultancy company.” Source: RevenueBase Database · checked Sep 28, 2026
13	Phinsys Limited	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	35 contacts →
	Partial evidence “Phinsys specialises in providing innovative solutions to insurance companies financial accounting, regulatory reporting and analytical needs.” Source: RevenueBase Database · checked Sep 28, 2026
14	RED Olive	Strong evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	35 contacts →
	Strong evidence “Red Olive was founded by a team of experienced Analytics, Business Intelligence and Data Management Profesionals with a love for creating tangible business improvement.” Source: RevenueBase Database · checked Sep 28, 2026
15	Beyond	Strong evidence	London, United KingdomHQ checked Sep 28, 2026	51-200	32 contacts →
	Strong evidence “Beyond is a prominent player in the field of data analysis consultancy services and is renowned for its expertise in AI, data science, and technology consulting.” Source: RevenueBase Database · checked Sep 28, 2026
16	Leit Data	Strong evidence	London, United KingdomHQ checked Sep 28, 2026	51-200	31 contacts →
	Strong evidence “LEIT DATA is a consultancy and services company with over 20 years of experience in the sector.” Source: RevenueBase Database · checked Sep 28, 2026
17	BI Procsi	Strong evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	30 contacts →
	Strong evidence “BI:PROCSI is a customer-focused, data-driven, highly experienced, and dedicated team of consultants delivering world-class solutions.” Source: RevenueBase Database · checked Sep 28, 2026
18	Covarius	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	29 contacts →
	Indirect evidence “Covarius, a Skysparc company, is a consulting and solutions provider with a focus on technology within treasury, risk and finance.” Source: RevenueBase Database · checked Sep 28, 2026
19	FWD View	Strong evidence	London, United KingdomHQ checked Sep 28, 2026	51-200	28 contacts →
	Strong evidence “FWD View is a leading data & technology consultancy for the financial services industry that partners with you from strategy to implementation, focused on unblocking the data…” Source: RevenueBase Database · checked Sep 28, 2026
20	Mavens Cloud	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	24 contacts →
	Partial evidence “Mavens Cloud is a boutique technology and operations consultancy that measures its success by the success of our solutions and satisfaction of our clients.” Source: RevenueBase Database · checked Sep 28, 2026
21	Dtsquared Part Of Projective Group	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	51-200	22 contacts →
	Partial evidence “At DTSQUARED, we live and breathe data.” Source: RevenueBase Database · checked Sep 28, 2026
22	Consider Solutions	Indirect evidence	London, United KingdomHQ checked Sep 28, 2026	51-200	20 contacts →
	Indirect evidence “Consider Solutions provide thought leadership, analytics, technology integration and best practice insight on the journey towards ‘World Class Finance & Operations’.” Source: RevenueBase Database · checked Sep 28, 2026
23	Alveo Technology	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	51-200	19 contacts →
	Partial evidence “Where Data Flows.” Source: RevenueBase Database · checked Sep 28, 2026
24	Financial Performance Engineers	Partial evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	18 contacts →
	Partial evidence “FINPE delivers bottom-line financial results to financial services providers.” Source: RevenueBase Database · checked Sep 28, 2026
25	Xenomorph	Strong evidence	London, United KingdomHQ checked Sep 28, 2026	11-50	18 contacts →
	Strong evidence “Xenomorph provides trusted data management solutions to many of the world’s leading financial institutions.” Source: RevenueBase Database · checked Sep 28, 2026

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: financial data management consultants. 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 financial data management consultants.
Partial evidence: Its own public description names part of financial data management consultants, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name financial data management consultants. 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 324 financial data management consultants based in London, United Kingdom

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Financial data management consultants based in London, United Kingdom at a glance

As of Sep 28, 2026

56.9%Verified-email coverage

15.6Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

214

11-50

51-200

201-500

1,001-5,000

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 324 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 financial data management consultants, 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 London, United Kingdom whose own description of what they do matches “financial data management consultants”. 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 financial data management consultants), 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 financial data management consultants, and records with no verified work email. Companies headquartered outside London 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, 2,879 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.

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 financial data management consultants, 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 financial data management consultants are there based in London, United Kingdom?

RevenueBase identified 324 financial data management consultants headquartered in London, 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?

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

Which city in the United Kingdom has the most financial data management consultants?

London leads the United Kingdom with 324 headquartered companies, followed by Manchester (13) and Bristol (9).

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 2,879 verified decision-maker contacts tracked across these 324 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.