Understand your real market, not just the theoretical one
We help B2B companies calculate TAM, SAM, and SOM based on real customer economics, market behavior, and revenue potential. Not assumptions.
Most companies create TAM SAM SOM models that look good in slides but fail in reality
- ✕ Inflated total addressable market (TAM) with no practical relevance
- ✕ No clear definition of serviceable addressable market (SAM)
- ✕ Unrealistic expectations about serviceable obtainable market (SOM)
- ✕ Market sizing disconnected from actual sales capacity
- ✕ No link between market size and revenue performance
- → Misallocated resources
- → Poor go-to-market decisions
- → Unrealistic forecasts
- → Lost credibility with investors
Typical scenario 01
A founder pitching a huge TAM with no conversion logic
Typical scenario 02
A strategy team planning expansion without validated demand
Typical scenario 03
A leadership team making decisions without understanding real market access
The problem is not how to calculate TAM SAM SOM. It is how to make it actionable. Most teams focus on formulas, definitions, and top-down estimates and ignore customer behavior, pricing reality, and sales capacity. TAM SAM SOM is not a theoretical exercise. It is a revenue model.
Three numbers. One revenue strategy.
We go beyond the basic total addressable market definition and deliver models grounded in real market and revenue data.
Total Addressable Market
The total demand for your solution. Every potential buyer, across every geography you could theoretically serve.
Bottom-up and top-down models, validated with real industry and customer data.
Serviceable Addressable Market
The portion of TAM you can realistically target. Filtered by geography, ICP, language, regulation, and delivery capacity.
Defined by ICP segmentation, demand mapping, and buyer behavior analysis.
Serviceable Obtainable Market
What you can actually capture. Not a percentage guess. A modeled outcome based on conversion rates, sales capacity, and market access.
Built on conversion data, pipeline performance, and realistic growth assumptions.
Market sizing tied to real execution
Zenit Data builds TAM SAM SOM models grounded in real market and revenue data. Not spreadsheet optimism.
- ✓ Market sizing tied to actual buying behavior
- ✓ Segmentation aligned with ICP and conversion
- ✓ Revenue scenarios based on realistic assumptions
- ✓ Integration with pipeline and sales performance
- ✓ Total addressable market (TAM) modeling
- ✓ Serviceable addressable market (SAM) definition
- ✓ Serviceable obtainable market (SOM) estimation
- ✓ Market segmentation and prioritization
- ✓ Demand validation and traction analysis
- ✓ Pricing and willingness-to-pay analysis
- ✓ Revenue scenario modeling
Who it is for
- B2B SaaS and complex service companies
- Strategy and corporate development teams
- Founders preparing for fundraising or expansion
- Companies entering new markets
Our approach connects market size to real execution
Five steps from raw data to decision-ready market intelligence.
Data Collection
Market data, customer data, pricing, and internal performance structured before any modeling begins.
Market Structuring
Segmentation, ICP definition, and demand mapping across geographies and verticals.
TAM SAM SOM Modeling
Bottom-up and top-down models validated with real data. Not industry report assumptions.
Revenue Alignment
Market size connected to pipeline, conversion rates, and sales capacity so the model drives decisions.
Strategic Output
Clear insights for expansion planning, pricing strategy, and growth decisions.
What we analyze
Market Intelligence
- Market size and growth dynamics
- Demand signals and trends
- Industry benchmarks
Customer & Segment Intelligence
- ICP definition
- Segment prioritization
- Buyer behavior analysis
Pricing & Monetization
- Willingness-to-pay
- Pricing benchmarks
- Revenue per segment
Revenue Intelligence
- Conversion rates
- Sales capacity
- Pipeline performance
We don't deliver static numbers. We deliver decision-ready models.
TAM, SAM, SOM Models
Dynamic and documented, with full methodology and assumptions.
Market Segmentation Frameworks
ICP-based segmentation aligned with conversion and revenue data.
Revenue Scenario Simulations
Conservative, base, and optimistic growth scenarios tied to real inputs.
Pricing and Demand Analysis
Willingness-to-pay, pricing benchmarks, and revenue per segment.
Strategic Reports for Expansion Decisions
Executive-ready presentations and supporting datasets.
Ongoing Updates
Recurring updates available for evolving markets or new segments.
Everything is built to support real business decisions.
What our clients actually say
We had a business plan, but we needed to know whether our ambition matched reality. We hired Zenit to do a full market sizing breakdown. They gave us a clear path across geographies and helped us decide what to pursue now and what to leave for later. Everything was grounded in data and research. We could not have done this on our own. And we would have wasted time and thousands of dollars trying.
Built for the teams making real decisions
Fundraising & Growth
- Build credible narratives for investors
- Understand real growth potential
- Prepare for fundraising
Expansion & Planning
- Evaluate new markets and segments
- Prioritize opportunities
- Support long-term planning
Pipeline & Forecasting
- Align sales capacity with market potential
- Improve forecasting accuracy
- Focus on high-conversion segments
- Market expansion (new geographies or segments)
- Product launch validation
- Pricing strategy definition
- Go-to-market planning
- Preparing a company for acquisition
Structured analysis directly affects growth quality and scalability
More realistic revenue forecasts
Models grounded in conversion data and sales capacity instead of top-down guesswork.
Better capital allocation
Resources directed toward segments with validated demand and accessible market potential.
Faster and more confident decisions
Leadership teams aligned on market reality before committing to expansion or investment.
Stronger investor narratives
Credible, auditable models that hold up to due diligence and investor scrutiny.
Improved conversion and targeting
Sales and marketing focused on segments that actually convert, not theoretical TAM.
Reduced strategic risk
Expansion decisions backed by demand validation rather than assumption-driven projections.
We treat market sizing as a strategic revenue model
Most providers treat TAM SAM SOM as a research exercise. We don't deliver generic market sizing. We deliver decision intelligence.
Focus on business and revenue data only
We work exclusively with signals that connect to buying behavior, conversion, and revenue growth.
Market intelligence + revenue analytics combined
Two disciplines in one model, so sizing and execution are never disconnected from each other.
Deep technical modeling
Not superficial estimates. Bottom-up models built from real customer and pricing data, cross-validated with top-down approaches.
Built for B2B with complex sales cycles
Our models account for long deal cycles, multi-stakeholder decisions, and enterprise-grade ICP definitions.
How we apply these models in practice
Our methodology includes:
- ✓ Bottom-up market sizing models
- ✓ ICP-based segmentation frameworks
- ✓ Pricing and demand validation
- ✓ Revenue and pipeline integration
We apply these models in:
- ✓ Market expansion decisions
- ✓ Fundraising preparation
- ✓ Strategic repositioning
- ✓ Pre-M&A analysis
Every engagement is scoped around your specific question and timeline.
Initial model
2 to 4 weeks, depending on data availability and scope
Strategic application
Ongoing updates for evolving markets or new segments
Talk to a specialistCommon questions
TAM (Total Addressable Market) is the total demand for your solution. SAM (Serviceable Addressable Market) is the portion you can realistically target. SOM (Serviceable Obtainable Market) is the portion you can realistically capture based on conversion rates, sales capacity, and market accessibility.
There are two main approaches: top-down (starting from industry reports) and bottom-up (customer count x price x volume). We prioritize bottom-up models validated with real data, then cross-reference with top-down to identify discrepancies and refine assumptions.
SOM is based on conversion rates, sales capacity, and market accessibility. It is not a percentage guess. It is a modeled outcome built from real pipeline data and execution constraints.
Strategic. But built to be actionable and tied to revenue. Every model we deliver connects market size to real execution decisions, not just slides for board meetings.
Business intelligence focuses on internal reporting. We connect market data, customer behavior, and pricing to forward-looking growth decisions. The output is a revenue model, not a dashboard.
Better targeting and conversion, more efficient growth, stronger investor confidence, and reduced wasted investment in markets that were never accessible to begin with.
An initial model takes 2 to 4 weeks depending on data availability and scope. Strategic application and ongoing updates are structured as a recurring engagement.
Stop using inflated market numbers to make strategic decisions
Build a TAM SAM SOM model grounded in reality and aligned with revenue.