Market Sizing
Know your true TAM, SAM and SOM — grounded in real businesses, not top-down guesses.
Understand market sizing at a glance
Market Sizing calculates your total addressable, serviceable and obtainable market from the bottom up — counting the actual businesses that fit your criteria across our dataset of 70M+ companies.
Filter by industry, size, location, technology and more to see exactly how many real organisations you could sell to, and what that market is worth.
Put Market Sizing to work
Quantify the opportunity
Turn a vague 'big market' into a defensible count of real, reachable businesses.
Plan territories & targets
Size segments and regions to set fair quotas and focus reps where the opportunity is.
Support fundraising
Back your TAM/SAM/SOM slides with bottom-up evidence investors can trust.
Test new segments
Model the size of a new vertical or geography before you invest in it.
Built for the whole go-to-market team
Market Sizing gives every team a shared, evidence-based view of the market — so decisions get made on facts, not instinct.
Founders & CEOs
Get board- and investor-ready market figures without a research agency.
Sales leaders
Set territories and targets based on real addressable demand.
Strategy & RevOps
Model segments and prioritise go-to-market motions with confidence.
Marketing
Focus campaigns on the segments with the most addressable value.
A look inside Market Sizing
Sizing a new vertical before committing headcount
A SaaS team used Market Sizing to validate a new industry segment, finding 12,000 addressable businesses worth £180M before hiring a single rep.
Read the full case study12k businesses identified
Result achieved with Market Sizing.
See a real Market Sizing report
Download an example report to see the kind of output you can generate in Aonsight.
Related articles & blogs
Related features
Competitor Benchmark
Compare yourself side by side with chosen rivals on presence, positioning and reach using real market data.
Learn moreMarket ResearchPersonas
Turn your ICP into living, addressable segments mapped to real businesses and contacts in the dataset.
Learn moreMarket ResearchShare of Voice
Measure how much of your market's conversation belongs to you versus named competitors, and find the whitespace to win next.
Learn moreMarket ResearchIntent Identifier
Surface in-market accounts displaying buying signals, combined with fit so you work the warmest opportunities first.
Learn more