Certified Communication

Notify. Accredit. Prove. Validate.

Digitalize, officialize, and certify any management with the support of a Trust Services Provider.

Obtain a validity that’s superior to certified communication (fax).

Connect with customers, employees, providers, or users with the highest technical and legal guarantees.


Boost productivity and optimize costs by digitizing key processes.

  • Automation of shipments.

  • Agile uploading of the information that will be communicated.

  • Advanced management platform.

  • Instant receipt, sending, and validation.


Reach your target with absolute safety, through any imaginable channel. No repudiation guarantee.

  • Certified e-mail.

  • SMS.

  • Phone call.

  • APP notification.

Probative efficacy

Prove and guarantee any type of operation, transaction, or notification by using the best technology.

  • Time stamping for sending, delivery, and reading.

  • Safe custody and storage for a minimum of 5 years.

  • Audit report / evidentiary certificate.

  • Privacy and recipient verification. 


End-to-end solution to securely document every stage of the process.

  • Content integrity assured.

  • Time and date reporting.

  • Total confidentiality.

  • Maximum security standards.

Tecalis acts as an EU-certified Trust Service Provider

The processes carried out by our company have the legal backing equivalent to a notary process.

  • Full electronic evidence.
  • Audit reports.
  • Evidentiary document.
  • Time stamping authority.
  • Minimum custody of 5 years. Notary Deposit.
Tecalis Certified Communication's certificates

Use Cases

Tecalis digitizes and certifies the operations of companies and organizations in all sectors and areas of activity. We develop solutions with you and for you.

Pre-contracts and job offers

  • Pre-contracts and job offers.
  • Salaries, conditions, or schedules.
  • Layoffs.
  • Stamping of time sheets.


  • Purchasing.
  • Material deliveries.
  • Repair, installation, and maintenance reports.
  • End of work.


  • Non-payments.
  • Cancellation, discharge or service cuts.
  • Change of fees.
  • Acceptance of conditions.

Lease agreement termination

  • Lease agreement termination.
  • Negotiations and legal proceedings.
  • Clause changes.
  • Offers, visiting parties acceptance.

Proceedings for debt payment

  • Proceedings for debt payment.
  • Credit assignments.
  • Payment obligation releases.
  • Debt claims.

Contract terminations

  • Contract terminations.
  • Policy renewals.
  • Coverage approal or rejection.
  • Documentation expiry and updating.

Medical reports

  • Medical reports.
  • Expert reports.
  • Audits.
  • Documentation delivery.


  • Reservations.
  • Registration, examination.
  • Departure or entry of persons.
  • New documentation requests.

Acceptance recordings

  • Acceptance recordings.
  • Contact attempt certification.
  • Action recording.
  • Sensitive documentation sealing.

Invoice sending

  • Invoice sending.
  • Quote acceptance.
  • Contract expiration.
  • Referrals, date, and content.

Embracing agility

Back up your and your users’ actions with the peace of mind of a service that records every movement with technical and legal evidence.

Person sending a contract with Tecalis

Choose and set documents

Access the most complete platform for certified shipments and trusted services to configure the method that best meets your needs.


Send with guarantees

Back up your and your users’ actions with the peace of mind of a service that records every movement with technical and legal evidence.


Manage and prove

Obtain certification with all the electronic evidence and technical and legal controls for the process of sending communications.

Tecalis Certified Communication's features

What our customers say

Perfect traveling companions for digital projects, due to their agility and complicity with the business.
Ignacio Ceña
Head of Operations - O2
Our strategy boils down to the speed with which we implement innovative and high-quality solutions, which is why we rely on Tecalis.
Juan M. Guijarro
Chief Engineer - Dormakaba
Tecalis technology provides the guarantees we need for large-scale international e-signature processes, especially in terms of identity verification.
Inmaculada Gutiérrez
Renfe-Operadora International Chief
See customer stories

Tecalis adapts and integrates 100% to your systems and brand

  • Use the best control panel on the market for an electronic signature solution or integrate our API and easily connect with your tools.
  • Offer your users a first-class UX/UI experience and convey the image you wish. Branding, design and communication of operations according to your brand.
persona con todas sus aplicaciones integradas | person who has all his apps integrated

Pricing Plans

Choose the eSignature plan that best suits your needs your users'.

  • Start with a 7-day free trial of Tecalis and continue with your chosen plan or upgrade to a higher one if you need more.

  • Select one of our plans or contact us to receive a personalized offer.

Ready to talk?
Discuss with our experts how Tecalis can help you grow your business.