TheirStack vs ZoomInfo
TheirStack vs ZoomInfo, compared side by side on 16 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: TheirStack is on 33/100 and ZoomInfo on 33/100.
Where each one leads
TheirStack
Leads on none of the measures we hold for both companies.
ZoomInfo
- agent readiness: 47/100 against 35/100
- domain rating: 85/100 against 47/100
- headcount: 4,242 against 5
- LinkedIn following: 279,848 against 1,210
At a glance
| Measure | TheirStack | ZoomInfo |
|---|---|---|
| What it is | Sales and marketing intelligence platform that identifies potential customers based on technology usage and hiring signals. | B2B database and intelligence platform for sales and marketing professionals. |
| Category | Sales Intelligence, Marketing Intelligence, Lead Generation, Market Research | Sales Intelligence, Marketing Technology, B2B Database, Go-to-Market Intelligence |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Platform |
| Founded | 2025 | 2007 |
| Headquarters | Tel Aviv, Israel | Vancouver, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | TheirStack | ZoomInfo |
|---|---|---|
| Employees | 5 | 4,242 |
| Total funding | Not published | $1.1B |
| Latest round | Not published | Series A |
| Valuation | Not published | $15B |
| LinkedIn followers | 1,210 | 279,848 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | TheirStack | ZoomInfo |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 33/100 | 33/100 |
| Traction | 8/100 | 40/100 |
| Team | 60/100 | 70/100 |
| Community | Not published | 15/100 |
| Search visibility | 45/100 | 11/100 |
| Agent readinessHow well an AI agent can read and act on the site | F (35/100) | D (47/100) |
| Domain ratingLink authority, 0-100 | 47/100 | 85/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | TheirStack | ZoomInfo |
|---|---|---|
| Hosting | Vercel | Not detected |
| CDN | Vercel | Cloudflare |
| Frameworks | Next.js, Tailwind CSS | Not detected |
| Analytics | Google Tag Manager | Not detected |
Product and pricing
| Measure | TheirStack | ZoomInfo |
|---|---|---|
| Key features | Technology Usage & Hiring Signals, Hiring signals, Technographic signals, Buying intent signals, Game-changing targeting criterias, Pains and intents | Not published |
TheirStack vs ZoomInfo: common questions
Which is better, TheirStack or ZoomInfo?
Both score the same on our 0-100 rating, so the choice comes down to the 16 data points in the tables above rather than overall company strength.
How do TheirStack and ZoomInfo compare on the numbers?
ZoomInfo leads on agent readiness (47/100 against 35/100), domain rating (85/100 against 47/100), headcount (4,242 against 5), LinkedIn following (279,848 against 1,210).
Read the full TheirStack review and pricing or the ZoomInfo review and pricing. You can also browse other TheirStack alternatives we track.