Registered office: 
C/Ercilla nº 16, 1º,
48009, Bilbao
Development center: 
C/Modesto Lafuente 46,
28003, Madrid
Contact:
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We are an IT engineering and consultancy company with a vocation for the development and implementation of technologies specialized in the fight against the underground economy, particularly tax fraud.

Our services

We have a portfolio of professional services with which we permanently accompany our corporate clients.

Solutions

intelligence©

Planning, selection, and management of alerts

analytics ©

Inspection, limited verification and collection inspection

discovery ©

Selection, inspection and collection inspection

mining ©

Data mining for automated selection

management ©

Coordination and management

Company

We work to be a benchmark in the creation of solutions and the deployment of technologies focused on the fight against tax fraud and the underground economy.

We are a strategic technology partner and work closely with our clients to help them achieve their digital transformation objectives.

We are committed to quality of service and technical and financial stability in a changing sector dominated by large operators.

To develop specialized software applications and provide associated services that generate high added value for our corporate clients in the medium and long term.

To participate in highly complex projects that require us to be at the forefront and constantly renew our fiscal and technical know-how.

To contribute to the development and professional fulfilment of our intellectual capital, encouraging research and innovation in our professional team.

Commercial independence and autonomy in the selection of technologies that support our solutions as a differential value.

Work in multidisciplinary teams for the integration of knowledge, with a focus on results and customer as well as user satisfaction.

Trust as a main asset together with ethical conduct and strict confidentiality in our day-to-day work.

Main challenges

2000
2007
2009
2011
2012
2013
2014
2015
2016
2017
2019
2021

2000

SENDA © comes about as a merger of applications developed by the founding partner to support his work as an inspector at the AEAT

2007

The founding partner leaves the AEAT and founds SIDAF with headquarters in Bilbao to market the solution (software). The implementation of SENDA © begins in the HFB

2009

Methodological adaptations progress and the deployment of SENDA© in the HFB is successful. IT audit techniques are introduced in the HFA

2011

HTN joins the cultural change in the fight against tax fraud. New professionals join the firm

2012

Bizkaia and Araba publish very positive data on tax fraud detected. The SENDA conferences are established as a forum for debate on specialized IT

2013

HFG-IZFE is interested in the added value of SENDA ©’s import and analysis functionalities. SIDAF approves its strategic expansion plan

2014

The first SENDAUDIT © development centre opens in Madrid. The firm moves towards a knowledge organisation and launches its first website

2015

HFB-LANTIK are pioneers in contracting SENDAUDIT Analytics ©. Associated professional services increase turnover (€1M)

2016

Araba-CCA and Navarra-TRACASA renew their trust in SENDAUDIT ©. SPRI endorses the R&D in the new project

2017

SIDAF celebrates its 10th anniversary by incorporating the tenth person to its professional team, which totals 9 different university disciplines

2019

The HFB reinforces its technological commitment by choosing the SENDAUDIT intelligence © and SENDAUDIT management © solutions with the “big data science” challenge on the horizon

2021

The implementation of the SENDAUDIT analytics © solution begins at the HFG. The portfolio of associated services and the professional team are successfully adapted to the healthcare situation

Last news

Hacienda le saca provecho al ‘big data’: pilla a 69 ricos que fingían vivir en el extranjero

Las nuevas herramientas de lucha contra el fraude empiezan a dar sus frutos. Gracias a la tecnología del big data, la Agencia Tributaria...

El Plan de lucha contra el fraude fiscal de la Hacienda alavesa recupera 95,3 millones de euros en 2021

A lo largo del año pasado se llevaron a cabo 3.816 actuaciones, 1.801 con personas físicas y 2.015 con personas...

La Hacienda Foral de Gipuzkoa afloró 227 millones de euros de fraude fiscal en 2021

La Hacienda de Gipuzkoa ha comunicado este jueves que durante el ejercicio de 2021 afloró un fraude fiscal de 227,5...

Bizkaia afloró 322 millones de fraude fiscal en 2021

LAS ARCAS FORALES HAN INGRESADO YA 255 DE ESOS MILLONES RECUPERADOS EN 530.000 OPERACIONES La Hacienda foral de Bizkaia ha...

Hacienda quiere que las facturas de los autónomos lleven códigos QR para que el cliente las verifique

Hacienda quiere que todos los sistemas que tienen los negocios para emitir facturas incluyan en ellas un código QR para...

La Hacienda de Bizkaia rastreará las redes sociales de empresas y clientes en busca de fraude fiscal

Monitoriza redes como Twitter, o Facebook, tanto de negocios como de clientes, para buscar irregularidades fiscales a través de una...

Hacienda prepara una tecnología para controlar los ‘tickets’ que emite el pequeño comercio

Negocia la utilización de fondos del 'kit digital' para generalizar un sistema de gestión que permita conectar las cajas registradoras...

Hacienda incrementa su presupuesto un 24,3% para combatir el fraude fiscal e impulsar la digitalización

El departamento dirigido por Itziar Gonzalo destinará 8,5 millones a la digitalización de la Administración Foral, lo que representa más...

La Hacienda Foral de Bizkaia regularizó 313,4 millones de euros en 2020

La Hacienda foral de Bizkaia realizó durante el ejercicio 2020 un total de 457.681 actuaciones enmarcadas en el 'Plan de...

La Hacienda foral logra aflorar 225,8 millones de fraude en 2020 pese a recortar casi un 40% las inspecciones por la pandemia

El fisco detectó 11,1 millones menos que en 2019 y las actuaciones contra el fraude fiscal bajaron en 44.334 Fuente...

Our clients

Investing in technology to fight fraud pays off economically and socially. Today, they rely on our solutions …

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