The problem
Companies selling globally face tax registrations and filings in every country without an in-house tax team
What they do
AI-native sales tax, VAT and GST compliance: registration, calculation, filing and remittance worldwide
Traction Revenue growing 34%+ month over month; customers include Replit, ElevenLabs, Lovable, Deel
Hiring trend
- Open roles
- 16
- Ops roles
- 2
- Headcount
- ~48-50
Headcount +140% YoY (~48, LinkedIn est.); 16 open roles, mostly on-site SF
Hiring in
- San Francisco
- New York
- London
- Remote (US)
- Remote (Europe)
Latest news
Feb 2026
Launched native tax integration with billing platform Nue; e-invoicing product slated for 2026 ↗Funding
- Last round
- $21M
- Stage
- Series A
- Date
- Nov 2025
Led by Andreessen Horowitz
- Hiring+1.516 open roles on the live job board (10–29 roles = +1.5)
- Funding recency+1Series A · $21M, Nov 2025 (11 months ago): 6–12 months = +1
- Traction+1.5Strong growth: Revenue growing 34%+ month over month; customers include Replit, ElevenLabs, Lovable, Deel
- Red flags0None found in the last 24 months
- Total4.01.5 + 1 + 1.5 − 0 = 4.0 → Tempo (3.5–4.24)
Distance (10K) is a separate read on how long the lead can last. It doesn't change the score.
Distance
10K · edge: hard to leave
Fast-growing with AI-native customers and direct rails into 100+ tax authorities, but a follower to Avalara and Anrok, with Stripe Tax in the same buyer's stack.
Sources: TechCrunch: a16z leads $21M Series A into Sphere (Nov 2025) ↗ · a16z: Investing in Sphere ↗
Open ops roles · 2
Last checked Oct 25, 2026