MartingandKooning

CONNECTING WITH OUR
CLIENTS' NEEDS

WE ARE MAARTEN & DE KOONING

ABOUT US

Founded in 2010 and headquartered in Madrid, Maarten & De Kooning is a boutique law firm focused on Immigration and Global Mobility. We advise investors, multinational companies, entrepreneurs, and private clients who require strategic, efficient, and reliable legal solutions in Spain.

M&DK assists clients at every stage of their establishment and expansion in Spain, from initial planning and market entry to long-term consolidation, providing clear guidance, proactive communication, and seamless execution.

Beyond the legal process, we also accompany our clients as they begin their new life in Spain, offering reassurance, clarity, and ongoing support during this important transition.

WHY TRUST US?

OUR COMMITMENT

Client service is the cornerstone of our practice. We are well prepared to meet the requirements of our clients, no matter their size and nature: individual, small or medium entrepreneurs, or large corporations. We are experienced in offering tailor-made solutions providing our clients with the best possible solution.

OUR TEAM

M&DK’s Lawyers Team has proven experience in the area of immigration and international mobility as well as in other Law áreas, for companies and individuals, all of which supports us for what we know best: helping our clients in achieving their business & individual objectives.

OUR CLIENTS

We act for a wide range of clients from all around the world: investors and entrepreneurs, SMEs and large corporations from industries including but not limited to Oil & Energy, Banking & Finance, Consumer Goods, Medical Solutions, IT, Media & Telecommunications, Yachts & Boats, and others.

PRACTICE AREAS

WE ARE ImMIGRATION

We act for a wide range of clients from all around the world: investors and entrepreneurs, SMEs and large corporations from industries including but not limited to Oil & Energy, Banking & Finance, Consumer Goods, Medical Solutions, IT, Media & Telecommunications, Yachts & Boats, and others.

ADDED
VALUE
SERVICES
Individuals
Students
Companies
Digital Nomads

ImMIGRATION CONSULTING SERVICES

CITIZENSHIP

Special attendance to Iberoamerican

Sephardi Spanish citizenship application .

OTHER PROCEDURES

i) E.U. citizens registration
ii) General applicable entry authorizations and departure procedures for short and long term
iii) Residence and work visas/permits for entrepreneurs
iv) Authorizations based on exceptional circumstances (“arraigo)
v) Family reunification applications
vi) Maintenance and renewal of immigration status
vii) Residence card / identification card applications
viii) Obtaining the Certificate of Assignment of the NIE (Foreigner Identification Number)

STUDENTS

Short and long term Study Stay Visa/Authorization including family, requested either abroad or in Spain

NON LUCRATIVE VISA

Residence visa just proving sufficient economical means (not linked nor to investment neither to a work contract)

DIGITAL NOMADS

Visas/residence and work permits requested either abroad or in Spain

COMPANIES’ INTERNATIONAL EMPLOYEE MOBILITY

- Intra-Company Transfers - Highly Qualified Professionals - General International Employee Solutions (*) Visa/Residence & Work Authorization for Employee and family

WE ARE ImMIGRATION

AND WE ARE MUCH MORE

Beyond immigration, our aim is to become a trusted business partner to our clients, hence, M&DK has full capability to provide a wide range of other global services with a practical approach to every transaction, safeguarding every aspect of our client’s business, such as:

CORPORATE LAW

We look to adopt a practical and commercial approach to every transaction.

TAX

M&DK offers advice on the full range of personal and corporate taxes, for both residents and non-residents:

  • Pragmatic and commercial solutions to tax issues.
  • Comprehensive tax advice and planningl.
  • Real estate taxation and tax returns for non-residents.
  • State taxes: VAT, personal and corporate income tax, non-resident income tax, wealth tax, inheritance and gift tax.
  • Local taxes: business tax, property tax, land value increase tax, stamp duty.
  • Tax returns.
  • Specialized tax and legal assistance in Tax Agency proceedings.

CORPORATE LAW

M&DK seeks to take a practical and commercial approach to every transaction, protecting all aspects of our clients' businesses. We offer fully integrated corporate services to private and corporate clients:

  • Drafting and reviewing agreements.
  • Diligencia debida.
  • Incorporation and registration of companies.
  • Amendments to the articles of association.
  • Drafting of minutes and certifications for board of directors and shareholders' meetings.
  • Coordination with third parties: notaries, public registries, national and local administrations, banks.
  • Company secretary.
  • Conflict resolution.
  • Compliance with legal and regulatory standards in accordance with local legislation.

BUSINESS SUPPORT SERVICES

We are business partners to our clients, providing them with daily accounting and financial services, so our qualified and experienced accountants prepare accurate and comprehensive reports:

  • Business administration.
  • Accounting and financial reporting.
  • Bookkeeping.
  • Preparation of accounts, profits and losses.
  • Preparation of financial statements.
  • Compliance with tax obligations (calculations and reporting).
  • VAT management (calculations and reporting).
  • Payroll and labor matters.
  • Supervision of assets and liabilities.
  • Calculation and reporting of cash flow.

REAL ESTATE

Comprehensive advice on real estate transactions:

  • Sale and purchase.
  • Due diligence reviews.
  • Property, mortgages, lease agreements.
  • Real estate taxation and tax returns for non-residents.

For more information

Please contact us

Calle Ayala, 11 -1st floor
28001 Madrid
Spain
 +34  911 542 331
 +34  672 452 286 – +34  675 600 165

 contact@maartenkooning.com

Spain 2026: Immigrants Extraordinary Regularization