Winter 2026 B2B Growth Report: Private Company Benchmarks, Profitability & Funding Trends

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Winter 2026 B2B Growth Report: Private Company Benchmarks, Profitability & Funding Trends
The B2B Growth Report by Maxio offers a concise, data-backed view into how B2B SaaS and AI companies are actually performing.
Key Takeaways from This Report:
- Average growth reached 18%, indicating continued expansion across the market, even as conditions became less predictable.
- Outcomes varied widely, with 35% of companies declining year over year, reinforcing that growth is no longer universal.
- Growth compression emerged earlier than many expect, with the sharpest slowdowns appearing around $5M and again beyond $25M in billings.
- Vertically focused companies consistently outperformed horizontal peers, suggesting specialization continues to be a growth advantage.
- AI delivered an advantage only when it was core to the product, with AI-led companies outperforming AI-enhanced peers across the B2B SaaS and AI dataset.
This report examines actual billings data for Maxio’s 2000+ global customers, alongside firsthand company perspectives to understand how growth varied by company size, business model, and strategic focus.




