What we do

More than 30 years of experience

We act as trusted advisors to select private clients and their companies.


We deliver client-specific advisory services on international legal and tax issues to create, protect, manage, and transfer generational wealth.

“We founded Kinship to provide our clients with comprehensive solutions to the legal and tax issues they face in the establishment, preservation, and transfer of their multi-jurisdictional wealth. Our commitment to a strong work ethic and our client-centric approach have positioned us as trusted advisors in safeguarding our clients’ interests and the coordination of contributions of other specialized professionals.”

– Álvaro Checa –

Track Record

Where we work

We serve our select clients in any location and streamline our processes and communications.

Knowledge Portal

Lastest news

The latest news and articles of interest from our knowledge portal.

Where we are

Madrid – Marbella

As a Spanish international law firm focused on private clients and their businesses as well as on complex international tax matters we are conveniently located in Madrid and Marbella.


To provide comprehensive advice, we have a strong network of foreign (i.e. non-Spanish) international advisors and local experts whom we engage, at no profit to our firm, when our clients require foreign advice or specialised domestic advice outside our focus.

Madrid Office

C/ Génova, 27 28004 Madrid

Marbella Office

Avd/ Buchinger s/n, Mansion Club, 29602 Marbella