Digital signatures for accountants

Accounting firms handle dozens of signatures a month. With Firmiu you send engagement letters, contracts and statements for signature in minutes — no printing or scanning required.

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Documents you sign every day

  • Engagement letters and service proposals
  • Accounting service contracts
  • Financial statements and balances for approval
  • Authorizations and powers of attorney

Why choose Firmiu

Close clients faster

Clients sign from their phone in seconds; you start working the same day.

Full audit trail

Every signature stores IP, date, device and verification — perfect for your professional records.

No paper, no printer

Forget printing, signing, scanning and resending. Everything stays digital and tidy.

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

Are my clients' signatures legally valid?
Yes. Electronic signatures are legally valid across Latin America, Spain and the US, and Firmiu adds an audit trail that backs every document.
Can I send several documents to the same client?
Yes. You can send as many documents as your plan allows and reuse your saved contacts.
Does the client need to create an account?
No. They get a unique link by email and sign directly, without signing up.

Digital signatures for other professions

Start signing today

Create your free account and sign your first document in minutes.

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