Documents you sign every day
- Project and fee contracts
- Subcontracts with suppliers
- Progress and acceptance records
- Change orders and addenda
Why choose Firmiu
Agreements without delays
Clients and suppliers sign remotely, with no meetings.
Every stage documented
Keep signed records and contracts for the whole project.
Traceability
IP, date and verification back every signature.
How Firmiu works
1
Upload your PDF
Upload the document and enter the name and email of the person who must sign.
2
The signer receives a link
They get an email with a unique link and a verification code.
3
Signed document
The PDF is signed with its audit trail, ready to download.
Frequently asked questions
- Does it work for project contracts?
- Yes, and for subcontracts, records and private change orders.
- Can I sign with several suppliers?
- Yes. Each gets their unique link and signs without registering.
- Does it work across countries?
- Yes. Electronic signatures are recognized across Latin America, Spain and the US.
Digital signatures for other professions
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