Find the Right UK Companies in Seconds
Describe the companies you care about — Signal builds a complete, trustworthy list from official UK data and shows what's changed.
Try typing who you sell to – Signal builds the list instantly. Plans start from £99/month.
Trusted by growing sales teams
From Market Search → Changes → Prioritisation
The workflow to understand your UK market and decide who to focus on next.
AI Market Search (TAM)
Build a complete view of your UK market in seconds.
Change Tracking
Know which companies are worth a fresh look this week.
Prioritisation & Context
Understand why a company matters before you reach out.
Know When Companies Are Changing
Track meaningful changes from official UK filings — so you can prioritise outreach with confidence.
New incorporations
Companies newly entering your market
First accounts filed
Businesses moving beyond setup phase
Recent capital events
New investment, financing, or borrowing activity
Reported revenue changes
Step-changes in financial performance from filed accounts
Director or ownership changes
Shifts in governance or control
Status or structural changes
Dormant → active, restructures, or group changes
Every Company Comes With Context
Understand what changed before you reach out.
Relevant context
Key company changes in one view.
Why it matters
What those changes suggest — without guessing intent.
Ready background
Enough insight to start a credible conversation.
Acme Construction Ltd
Construction • 85 employees • Manchester
What changed
Filed new charge of £2.5M last week. Added 3 new directors in Q4. Posted 12 new roles including Regional Sales Manager.
Why it matters
Investment signals expansion phase. New sales leadership suggests growth initiative. Likely evaluating new tools and vendors.
Suggested angle
Position around scaling sales ops. Reference their expansion and new hires. Mention construction-specific use cases.
Key contacts
Sarah Mitchell
Sales Director
James Harper
Managing Director
Your Priority List, Explained
A ranked view of companies based on recent changes — with clear reasons, not black-box scores.
Velocity Logistics Ltd
· LogisticsNew charge registered (£2.5M), 2 director appointments this month
Northern Build Group PLC
· ConstructionFirst accounts filed showing 40% revenue growth
Premier Recruitment Ltd
· StaffingStatus changed from dormant to active, 3 new officers
CloudFirst Solutions Ltd
· SaaSRecent capital event: £5M investment round
Built for UK-Focused Teams Who Need Market Clarity
Signal is used by teams who need to understand their UK market and decide who to focus on next — before any outreach happens.
Accountancy, Tax & Advisory Firms
Stay on top of new and changing businesses that fit your ideal client profile.
- Map your full UK addressable market
- Track new companies and structural changes
- Prioritise outreach as businesses grow in complexity
Insurance, Finance & Energy Brokers
Maintain complete market visibility and focus your effort where it matters most.
- Identify all relevant UK businesses by sector and region
- Monitor changes that signal growing need for advice
- Refresh target lists without manual research
PE & Corporate Analysts
Quick, reliable market mapping without heavyweight research platforms.
- First-pass screening and market sizing
- Track changes across a defined universe
- Validate coverage before deeper diligence
Founders & Operators (UK-Only Focus)
Understand and monitor a clearly defined UK market.
- Sanity-check market size and composition
- Track new entrants and structural shifts
- Export clean company lists for further work
Why Teams Use Signal
- Decide who to reach out to — and why
- Ensure full coverage of your UK market
- Replace ad-hoc spreadsheets and manual CH searches
Signal supports targeting and prioritisation. Outreach and sequencing stay in your existing tools.