Portfolio health
A current status roll-up across the tracked SEIS/EIS universe, refreshed by the daily Cloudflare pipeline.
Open report →Resolve a UK legal entity, review KYB evidence and monitor 105 evidence-backed SEIS/EIS portfolios using Companies House, GLEIF and other approved official sources.
Live public-register checks · 3,160 tracked companies · no account required
Company status, filing deadlines, portfolio comparison, legal-entity identity and UK operating context—with the source and observation date kept visible.
A current status roll-up across the tracked SEIS/EIS universe, refreshed by the daily Cloudflare pipeline.
Open report →A source-linked register of companies marked dissolved in the curated fund snapshot.
Open report →Companies, buyers and awarded values from the Contracts Finder projection.
Open report →Official Companies House filing dates for companies in the public-record projection.
Open report →Compare 105 evidence-backed portfolios, find shared companies and separate portfolio overlap from current company status.
Open report →How long tracked companies stay on the register, and how each fund compares once portfolio vintage is accounted for.
Open report →Companies that also appear in the Charity Commission register, with source dates and caveats.
Open report →294 exact Companies House-number links to the global GLEIF legal-entity register.
Open report →Official inflation, pay, labour, growth and Bank Rate histories.
Open report →DfT collision, traffic-flow and NaPTAN coverage for mobility, logistics and fleet diligence.
Open report →Start with a company name or number. Move to a scoped commercial brief when a team needs repeat checks, an audit trail or a portfolio-wide review.
Check the Companies House number, current status, filing dates and exact public-data links without creating an account.
Run a free company check →Use source-dated identity, filing, LEI, public-contract and portfolio evidence. Ownership and officer records stay at the official register rather than being copied into a public people database.
Open the diligence checklist →Recurring portfolio monitoring and one-off KYB evidence packs are scoped by entity count, refresh frequency and delivery format.
See commercial optionsCompany status is resolved through the live Companies House proxy. Exact LEI links come from the governed Atlas R2 lake. UK context reports read the newest licensed indicator snapshot while keeping every original period visible.
Each indexed portfolio company gets a canonical, server-rendered profile with current status, accounts dates and official verification links.
Explore funds →A scheduled queue rechecks all 3,160 tracked companies, refreshes matched LEI records and archives a daily portfolio summary.
Read the method →R2 object metadata and D1 import records expose what is present, when it was imported and which licence applies.
Inspect sources →What a company-status signal can tell you, what it cannot, and which HMRC records matter.
Read the guide →Dissolved, liquidation, administration and strike-off are different legal states.
Read the guide →A repeatable checklist for company numbers, filings, evidence dates and escalation.
Read the guide →A 37X Ventures portfolio site
Operated by 37x Limited, a Guernsey Non Cellular Company, company number CMP76157, incorporated 18 July 2025.
Registered office: Les Echelons Court, Les Echelons, St. Peter Port, Guernsey, GY1 1AR.