Addwill is a multidisciplinary advisory and legal firm with an International Desk and a dedicated English Desk. The website states Addwill advises both companies and private clients on international tax, corporate matters, accounting, payroll and on settling domicile in Spain and Andorra, operating from offices in Barcelona, Madrid, Girona, Ibiza and Andorra.
The firm publishes named English‑speaking contacts for the English Desk, describes a team of more than 100 professionals across practice areas and notes membership of the International Tax Specialist Group (ITSG) for cross‑border tax matters.



