ClientFinch

Solutions for UK agencies

B2B lead generationfor UK agencies.

Find relevant UK businesses, research where they could use your help, and build a targeted prospect list for your agency — whichever services you sell.

The ClientFinch company database

Live counts from our database. They grow gradually as we add more companies and analysis.

UK Companies with Verified Websites
3,000

Matched to a legally active company

Analysed Companies
119

Website opportunity analysis completed

Verified Websites are legally active UK companies from the Companies House register (status “Active”), each paired with a website through our own high-confidence verification. This is not an independent confirmation of domain ownership. Counts updated 11 October 2026; they grow as we add more.

Choose your business type

Why lead generation is hard for UK agencies

Most UK agencies are built on referrals and repeat clients. That is a strong foundation, but it is unpredictable: a quiet quarter, a lost retainer or a move into a new specialism can leave the pipeline empty. Paid lead lists are expensive and generic, and mass cold email damages your reputation and sits uneasily with UK GDPR and PECR.

What works consistently is smaller and more deliberate: a list of businesses that genuinely fit your services, each with a researched reason to hear from you. ClientFinch is built around that approach.

Opportunity-led prospecting, step by step

Instead of starting with volume, start with fit and evidence.

  1. 01Define your ideal client by sector (SIC codes), location, company age and status.
  2. 02Discover matching companies on the live Companies House register.
  3. 03Research each promising company: its profile, its website and its search presence.
  4. 04Record the specific opportunity in your notes — the problem you could solve.
  5. 05Export a short, qualified list and open each conversation with that insight.

What ClientFinch does today

ClientFinch searches every legally active UK company from the official Companies House register by company name, up to five SIC codes, registered office location and incorporation date. Each company has a profile with its key registered details and a link to the official record. You can save companies to a private list, add opportunity notes and export everything to CSV.

Website opportunity analysis is live in a limited rollout: for companies with a Verified Website, ClientFinch surfaces evidence-backed improvement opportunities with supporting links. Not every company is analysed yet; our free guides cover how to review a site yourself, plus page speed and mobile usability.

Opportunity research guides

FAQ

Agency questions.

Which agencies is ClientFinch for?

SEO agencies, web design studios, digital marketing agencies and other B2B service providers who sell to UK limited companies, as well as freelancers working in the same areas.

Does ClientFinch provide contact details?

No. ClientFinch shows company-level information from Companies House. You find the right person to contact through the company’s own website and reach out in line with UK GDPR and PECR.

Does ClientFinch scan prospect websites?

In a limited rollout, companies with a Verified Website get an evidence-backed summary of website improvement opportunities, each with a supporting link. Analyses are added daily, so some companies are not analysed yet.

Is there a free plan?

Yes. The Free plan is £0 and includes up to 5 company detail views per day. Pro is £49 per month for unlimited access and you can cancel anytime.

Free account · No card needed

Go find them.

Create a free account to search the Companies House register and build your shortlist — the first companies are free to explore.