A solicitor who accepts a new client without proper due diligence is taking a significant professional risk — and potentially breaching SRA obligations under the Code of Conduct. In 2026, manual checks across Companies House, PSC registers and internal conflict systems no longer keep pace with filing volumes or multi-entity structures.
Company intelligence — filing history alerts, beneficial owner data, relations graphs and conflict searches — is becoming a matter-level reflex, just as legal research already is. Here is why, and how to integrate it without slowing fee-earner workflow.
Why client due diligence has become non-negotiable for solicitors
Companies House holds data on over 5 million UK companies. Directors change, confirmation statements are filed, and winding-up petitions appear in the public record daily. Yet many firms still pull a one-off snapshot at instruction and never refresh it.
The gap matters for SRA conflict checks and client due diligence: a director change or mortgage charge filed mid-matter can alter risk profile before the next hearing or completion. Spot checks are no longer enough when Companies House processes over 10 million filings per year.
Companies House filing history: the data most solicitors underuse
Filing history is richer than a basic company search. Winding up, director appointments and terminations, charges and confirmation statements are all public — and all time-sensitive. The practical habit is not “check Companies House occasionally”, but attach monitoring to the matter so the responsible solicitor is notified when something relevant lands.
For cross-border work, the same discipline applies to French and Italian company sources. Software to check company data for solicitors UK Italy France is increasingly expected on multi-jurisdiction instructions.
Conflict searches: how to catch problems before they become complaints
Conflict searches are not limited to named parties. The same individual can appear as a director in two opposing matters under different Ltd companies. Without normalised names and cross-matter matching, the risk stays invisible until it becomes an SRA Chapter 6 problem.
Fictitious example: James Whitfield, director of Harrington & Partners Ltd (Companies House n° 12345678), also appears as a director of Blackstone Trading Ltd (n° 98765432) — the opposing party in another open matter. Without an automatic conflict search, detection relies on chance.
The relations graph: seeing what the registers don't show
A Companies House extract is a snapshot. A relations graph shows the film: subsidiaries, common directors, shared shareholders, and how those links evolve. For corporate and M&A solicitors, that view accelerates due diligence without replacing legal analysis.
The graph does not decide conflict or risk for you — it surfaces the beneficial owner and corporate links that deserve a closer look before you accept or continue instructions.
How LegisBox automates all of this inside every matter
LegisBox integrates company intelligence into the legal matter: Companies House number or name lookup, filing alerts, risk score, relations graph and automatic conflict search — natively for the United Kingdom, France and Italy.
- Enrichment from official sources (Companies House API, API Recherche Entreprises, VIES)
- Alerts attached to the matter, not a generic shared inbox
- Confidential Word export (client profile, opposing party, conflict report, hearing note)
For product detail, see the Company Intelligence module and the Intellectual Property module.
Conclusion: company intelligence as a standard for the modern law firm
In 2026, checking a company before opening a matter is no longer a nice-to-have — it is a standard of due diligence. Firms that automate company data enrichment, Companies House alerts and conflict searches reduce regulatory and reputational risk. Firms that rely on ad-hoc portal visits accumulate operational debt.
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