adwData, the solution that drives your business forward
At adwData, we are a professional services firm specialized in outsourcing key business processes, including accounting, tax, and labor management. From small businesses to listed multinationals, we have over 30 years of experience, delivering end-to-end solutions powered by cutting-edge technology.
We are part of the addwill group, a multidisciplinary advisory firm in legal, commercial, financial, and tax matters, with more than 100 professionals in Barcelona, Madrid, Andorra, Girona, and the Balearic Islands, advising over 3,500 clients nationally and internationally.
What do we offer at adwData?
- Management Accounting Services
- Tax Management
- Administrative Management
- Consulting
- Accounting and Administrative Procedures
- Management Control
We digitize and streamline accounting, financial, and tax management, enabling our clients to share their data easily and automatically to improve operational efficiency.
We also provide comprehensive tax planning and compliance services to help businesses optimize their tax burden and minimize risk.
- Management Accounting Services
- Tax Management
- Administrative Management
- Consulting
- Accounting and Administrative Procedures
- Management Control
- Payroll and Social Security Management.
- Employment Contracts.
- Dismissal Management.
- Sick Leave and Benefit Processing.
- Employee Training and Subsidy Management.
- Labor rights Advisory and Representation before the Labor Inspectorate.
- Tax Advice in labor matters.
We fully outsource labor-related procedures, using advanced technology to simplify and enhance the efficiency of HR management.
- Payroll and Social Security Management.
- Employment Contracts.
- Dismissal Management.
- Sick Leave and Benefit Processing.
- Employee Training and Subsidy Management.
- Labor rights Advisory and Representation before the Labor Inspectorate.
- Tax Advice in labor matters.
adwData platform,
Our adwData digital platform gives clients real-time access to their company’s accounting, financial, tax, and labor information for optimized and up-to-date management.
Through a secure private portal, accessible via web or app, clients can consult updated data at any time, fostering a collaborative environment between them and our professionals. This transforms business management and enhances decision-making.

adwData platform,
Document Management
A key tool for secure collaboration. We share all issued and received invoices with 24/7 access. The platform is also synced with the Tax Agency and Social Security systems, offering direct access to all filed taxes and contributions.
Accounting
Users can access balance sheets and detailed P&L reports, along with ledger entries linked to their respective invoices. Financial ratios and intuitive graphs provide a clear overview of the company’s financial position.
Banking
Manage all bank accounts from one place, enabling accurate and up-to-date reconciliation and transaction tracking.
Invoicing
Centralized invoicing to simplify issuing and revenue tracking, improving collections and payments management.
Fully compliant with e-invoicing and VERI*FACTU regulations.
Advanced Reporting
Generate tailored, detailed reports to provide precise information for strategic decision-making.
At adwData we also optimize HR processes, ensuring full, secure and efficient control over your organization’s human capital.
Staff Reports and Dashboards
Access a comprehensive overview of your workforce. Visualize key metrics such as pay gaps and cost distribution to support strategic decision-making in your HR structure.
Payroll and Compensation
Manage payroll, severance payments and annual gross salary calculations with ease. Ensure accuracy and compliance while minimizing the risk of errors.
Employee Portal
Offer your team a secure platform to access pay slips, personal documents, and submit HR requests such as leave, onboarding or offboarding. Promote transparency and streamline internal communication.
Request Management
Centralizes the handling of employee and tax/accounting requests, including onboarding and termination of employees, payroll summaries, severance estimates, tax queries and returns, balance sheets, and other related needs.
Portal Administration
Full administrative control to manage users, configure payroll items, organize shared folders, send communications and publish content in a single environment.
For organizations requiring more advanced control, the PLUS version of adwData expands your HR management capabilities with specialized tools.
Company and Workforce Management
Advanced setup options for company information, office locations, departments, and user preferences. Features include check-in tools, notifications, work schedules, approval workflows, digital signatures, project and task management, and remote work settings.
Calendars and Scheduling
Custom design of shifts and calendars. Easily manage public holidays, company closures, and assign tailored work schedules by team or individual.
Leave and Absence Management
Track vacations, medical leave and time off with configurable leave types and hour banks. Improve planning and ensure full oversight.
Advanced Reporting and Oversight
Detailed logs of hours worked, attendance, incidents, and overtime. Monitor compliance and workplace trends with real-time insights.
Data Export and Remote Work
Export data to your existing HR systems such as A3Nom or A3Equipo. PLUS includes remote work management tools for hybrid and distributed teams.
Shift Planning
Organize rotating or flexible shifts to align with your operational model.
Support and Assistance
Access help resources and technical support to resolve queries promptly and efficiently.

adwData provides flexibility, accessibility, scalability, and real-time access to financial, labor, and tax data.
Try it now!

Backed by addwill group
adwData is part of the legal, commercial, and tax advisory firm addwill
Qualified professionals
Experts in corporate law and financial consulting.

Client-Oriented
We are specialists with a strong client service focus.
Years of experience
In corporate law and financial, labor, and tax advisory.
Backed by addwill group
adwData is part of the legal, commercial, and tax advisory firm addwill

Client-Oriented
We are specialists with a strong client service focus.

Qualified Professionals
Experts in corporate law and financial consulting.

Years of experience
In corporate law and financial, labor, and tax advisory.