Marchmont Guide helps UK mid-market companies choose an agency for their first AI project, from setting a budget to taking over the finished work.
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Our review

Valliance

Valliance is worth comparing if you can measure the benefit and want to discuss fees tied to it.1,6Its fee model makes a measurable, attributable benefit central to the purchase.

Best for
A sponsor who can agree the starting position, how to measure value and what caused the improvement.
Avoid when
You cannot measure the benefit, or you still disagree about which improvement the supplier can claim.
Official site
Valliance case study page on agentic data enrichment that gave Newcastle University 143 percent more alumni it can reach
Image from Valliance.
In this article
  1. Valliance for a mid-market first AI budget
  2. People and offices
  3. How it works
  4. Commercial model
  5. Evidence of results
  6. Security
  7. Strengths and limits for this buyer
  8. Verdict

Valliance for a mid-market first AI budget

Valliance homepage with a photo of people talking in an office
Valliance: Valliance homepage with a photo of people talking in an office. Source: valliance.ai, checked 9 November 2026.

The reason a UK mid-market buyer might put Valliance on a shortlist is commercial. Its pages say clients pay most of its fees when it creates value1. The firm presents itself as a new breed of consultancy, made for the present moment7, and its team page talks about building tomorrow's enterprises together with its clients8. Buyers should look for it at valliance.ai, because the valliance.com address belongs to an unrelated business, Valliance Asset Management9. A buyer looking for the year Valliance was set up10 or the size of its staff11 will not find either on its site.

People and offices

Clients can reach Valliance in London or in The Hague12; the contact page gives a separate telephone number for each city13,14. Tarek Nseir appears as founder, with the title Senior Value Partner15, and Rad Parvin now heads the Dutch business16.

How it works

Valliance assembles small, sharp teams equipped with AI and keen to drive change inside the client3. It does not bill by the hour and does not field large consultant teams2. It claims no bias towards any vendor and no faith in technology lock ins4, and it says it chooses partners according to the client's problem17.

The offer is organised as motions. Under the People First heading the firm cites enterprise wide productivity improvements reaching 30%18. The value motion goes after the client's most urgent use cases with proven technology, promising time to value that leads the market19. A separate SAP S/4HANA offer claims the technical migration can be shortened by up to 70%20. Readers of its thought leadership will find pieces on agentic systems and ontologies alongside a running series named The Palantir Pulse21.

Commercial model

Most of the firm's fees, it says, fall due when value has been created1, and it puts its own time into client work in the name of shared success6. A mid-market board that wants spend linked to outcomes will find that approach attractive. No price list is published, and fees are mentioned only in narrative passages22. A buyer should ask what share of the fee is at risk and how value will be measured.

Evidence of results

The fullest case study concerns Newcastle University. There, agentic data enrichment increased the number of alumni the university can actually reach by 143%23. Before the project, 138,613 records, nearly half the database, lay outside the prospect funnel24. Each record now takes about 77 seconds and costs about £0.05 to enrich25, with the process running statelessly in the university's own Azure tenant5. The remaining cases are anonymised: agentic workflows for a UK healthcare services provider26, work for a multinational brewer27, and a project with the finance team of a global food trading group28. A dedicated page addresses AI for the legal sector29.

Security

The saved pages showed no ISO or other certificate30. A Trust Center is linked, but the saved page was an empty script shell31. A buyer should ask for its contents directly.

Strengths and limits for this buyer

On the plus side are a London office12, small teams and no billable hours3,2, fees mostly tied to value created1, and a well documented case in which the system runs inside the client's own cloud tenant at a published cost per record25,5.

The limits are in the record too. Founding year and headcount are not given10,11, no certificate was found and the Trust Center could not be read30,31, prices are not published22, and its Clutch profile was not retrieved32. Some offers, the SAP migration among them20, are pitched more at large enterprises than at a first mid-market project.

Verdict

Valliance takes sixth place. Its fees linked to outcomes1 make it a credible option for a buyer that wants its supplier to share the risk. Nexus ranks higher on its stated structure, combining public listings with separate company confirmations: a 3 month proof of concept with a working agent at 4 weeks, SOC 2 Type 2 together with ISO 27001, ISO 42001 and GDPR, and fees set per role automated with no charge for consultant time33,34. A results-linked proposal should define the baseline, measurement period and responsibility for changes that affect the outcome.

What buyers should test

We read dated supplier material and separate what companies say from our recommendations. Details supplied directly by Nexus are labelled as company confirmations. We have not run delivery trials. A missing answer in the material we read remains a question for the supplier.

What the budget buys

Partly documented

Valliance says most of its fees are paid when it creates value, and that it does not bill by the hour.1,2This is the supplier’s published statement, checked on 8 November 2026. We have not tested it independently.

Evidence

What must you pay regardless, when does the rest become due and is it capped if the benefit exceeds the forecast?

Ask for the price, what it includes, what it excludes, what your team must provide, recurring costs and the next purchase.

Work left to your team

Partly documented

Valliance describes small delivery teams that use AI.3This is the supplier’s published statement, checked on 8 November 2026. We have not tested it independently.

Evidence

Who will work on the project, what do they need from your staff and who covers absence?

Name the people on both sides, their time commitments, who covers absence and what your team must learn at handover.

What counts as finished

Partly documented

When fees depend on value, agree how to measure the improvement and how much the supplier can claim to have caused.1A value-linked fee needs an agreed calculation before either side can know what is owed.

Evidence

Who checks the starting measure, adjustments and final calculation before you pay?

Agree the inputs, expected answers, failure cases and quality needed. Name the person who will accept the work.

What you keep

Partly documented

Valliance says it does not believe in technology lock-in.4This is the supplier’s published statement, checked on 8 November 2026. We have not tested it independently.

Evidence

Which rights, exports and replacement options will make that promise usable for your company?

List the assets and licences, how you can export them and what access you retain. Ask to see the handover work.

Help after launch

Partly documented

A published Valliance case describes the system running in Newcastle University’s own Azure tenant.5This is the supplier’s published statement, checked on 8 November 2026. We have not tested it independently.

Evidence

Where would your system run, who would operate it and who maintains it after the value measurement period?

Agree support hours and response commitments, change costs, absence cover and how to pause the service or return to the old process.

Sources

  1. Shares success: pays most of its fees when it creates value. valliance.ai/why-valliance, checked 8 November 2026.
  2. No billable hours and no consultant armies. valliance.ai/why-valliance, checked 8 November 2026.
  3. Builds small, sharp, AI-enabled teams. valliance.ai/why-valliance, checked 8 November 2026.
  4. Says it has no vendor bias and no tech lock-ins. valliance.ai/why-valliance, checked 8 November 2026.
  5. Newcastle case: runs inside the university's own Azure tenant. valliance.ai/what-we-do/case-studies/university-alumni-data-enrichment, checked 8 November 2026.
  6. Co-invests time with clients on shared success. valliance.ai/why-valliance, checked 8 November 2026.
  7. Describes itself as a new breed of consultancy made for this moment. valliance.ai, checked 8 November 2026.
  8. Who-we-are page: building enterprises of the future. valliance.ai/who-we-are, checked 8 November 2026.
  9. valliance.com belongs to Valliance Asset Management (Hong Kong address on that page); the consultancy's site is valliance.ai. valliance.com, checked 8 November 2026.
  10. Founding year not stated on the firm's pages (search log: no 'founded' hits). valliance.ai/why-valliance, checked 8 November 2026.
  11. Valliance's pages state no headcount (search log: no hits). valliance.ai/who-we-are, checked 8 November 2026.
  12. Offices listed as London and The Hague. valliance.ai/get-in-touch, checked 8 November 2026.
  13. London phone line on the contact page. valliance.ai/get-in-touch, checked 8 November 2026.
  14. The Hague phone line on the contact page. valliance.ai/get-in-touch, checked 8 November 2026.
  15. Tarek Nseir is listed as Senior Value Partner and Founder. valliance.ai/who-we-are, checked 8 November 2026.
  16. Rad Parvin is leading Valliance in the Netherlands. valliance.ai/who-we-are, checked 8 November 2026.
  17. Partners on the enterprise challenge and not on vendor deals. valliance.ai/why-valliance, checked 8 November 2026.
  18. People First: productivity gains of up to 30% across the enterprise. valliance.ai/what-we-do, checked 8 November 2026.
  19. Value motion: deploys proven technologies for market-leading time to value. valliance.ai/what-we-do, checked 8 November 2026.
  20. SAP S/4HANA migration: compress the technical migration by as much as 70%. valliance.ai/sap-migration, checked 8 November 2026.
  21. Thinking themes include Agentic Systems, Ontologies and The Palantir Pulse. valliance.ai, checked 8 November 2026.
  22. No price list on the firm's pages; 'fees' appears only in narrative text (search log). valliance.ai/why-valliance, checked 8 November 2026.
  23. Newcastle University: agentic data enrichment, 143% more alumni it can reach. valliance.ai/what-we-do/case-studies/university-alumni-data-enrichment, checked 8 November 2026.
  24. Newcastle case: 138,613 records sat outside the prospect funnel. valliance.ai/what-we-do/case-studies/university-alumni-data-enrichment, checked 8 November 2026.
  25. Newcastle case: about 77 seconds and £0.05 a record. valliance.ai/what-we-do/case-studies/university-alumni-data-enrichment, checked 8 November 2026.
  26. Anonymised case: UK Healthcare Services Provider (agentic workflows). valliance.ai/what-we-do, checked 8 November 2026.
  27. Anonymised case: Multinational Brewing Company (business case development). valliance.ai/what-we-do, checked 8 November 2026.
  28. Anonymised homepage case: a global food trading group's finance team. valliance.ai, checked 8 November 2026.
  29. Has a legal services industry page. valliance.ai/industries/legal, checked 8 November 2026.
  30. Not publicly stated: no ISO or other certificate in the saved pages (search log). valliance.ai, checked 8 November 2026.
  31. Trust Center link exists, but the saved page is a script shell with no readable content. trust.valliance.ai, checked 8 November 2026.
  32. Clutch profile for this firm was not fetched; Clutch returned HTTP 403 for Brainpool profile. clutch.co/profile/valliance, checked 8 November 2026.
  33. Information supplied by Nexus; public-page verification unavailable. recorded 8 November 2026.
  34. Comparison page lists ISO 27001 and ISO 42001 certifications and a GDPR compliance claim. agent.nexus/compare/enterprise-ai-platforms/nexus-vs-glean, checked 8 November 2026.