Ironclad
Ironclad is contract lifecycle management software for creating, negotiating and analyzing contracts with AI.
LegalSifter
LegalSifter provides AI contract review and redlining in Microsoft Word, with optional contract management services.
Ironclad vs LegalSifter
At a Glance
| Detail | Ironclad | LegalSifter |
|---|---|---|
| Category | CLM | CLM |
| Total raised | $331M | $1.9M |
| Rounds tracked | 5 | 1 |
| Latest round | Series E, $150M · Jan 2022 | Undisclosed, $1.9M · Dec 2017 |
| Last valuation | $3.2B | Not disclosed |
| Lead investors | Franklin Templeton, BOND, Y Combinator Continuity, Accel | Not disclosed |
| Built for | In-house teams, Mid-size firms | Not disclosed |
| Headquarters | United States | US |
Funding, Side by Side
Ironclad rounds
- Jan 2022Series E$150M
- Jan 2021Series D$100M
- Sep 2019Series C$50M
- Jan 2019Series B$23M
- Aug 2017Series A$8M
LegalSifter rounds
- Dec 2017Undisclosed$1.9M
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, Ironclad or LegalSifter?
- Ironclad has raised $331M in disclosed funding, compared with $1.9M for LegalSifter.
- Do Ironclad and LegalSifter share investors?
- No. None of the investors we track have backed both companies.
- What is Ironclad best for?
- Ironclad is contract lifecycle management software for creating, negotiating and analyzing contracts with AI.
- What is LegalSifter best for?
- LegalSifter provides AI contract review and redlining in Microsoft Word, with optional contract management services.
Source: Legal Tech Circle funding data, from public announcements. Updated November 10, 2026.