At a Glance
| Detail | iSign | Ontra |
|---|---|---|
| Category | Doc Automation | Doc Automation |
| Total raised | Not disclosed | $200M |
| Rounds tracked | Not disclosed | 1 |
| Latest round | Not disclosed | Series B, $200M · Oct 2021 |
| Last valuation | Not disclosed | Not disclosed |
| Lead investors | Not disclosed | Blackstone Growth |
| Built for | Not disclosed | Not disclosed |
| Headquarters | Not disclosed | US |
Funding, Side by Side
iSign rounds
No public rounds tracked yet.
Ontra rounds
- Oct 2021Series B$200M
Our Take
We have not tested these two head to head yet. The numbers above come from public funding announcements. If you use either one, tell us what you found and it may become a Field Note.
Quick Answers
- Which has raised more, iSign or Ontra?
- Ontra has raised $200M in disclosed funding, compared with no disclosed amount for iSign.
- What is iSign best for?
- ISign is a Mongolian electronic signature system for signing documents online.
- What is Ontra best for?
- Ontra is a provider of technology and services for contract automation and intelligence.
Source: Legal Tech Circle funding data, from public announcements. Updated November 10, 2026.