A team of professionals with a wide range of skills and experience.

Rafael Serrano

Rafael Serrano began his career at J.P. Morgan in London in 1991,  as an Investment Banker in Capital Markets and International Fund Management, later moving to the HQ in Manhattan.

In 2009, Rafael set up Prime Investors Capital offering high investment returns with exclusive off-market deal access.

Serrano has been named in the Evening Standard’s Progress 1000 of London’s most influential people, and ranked alongside the top 30 property developers globally including The Duke of Westminster and the Emir of Qatar.

Serrano is a member of the Investment Property Forum. He is passionate about several philanthropic and not-for-profit causes, including Women for Women, Save the Children, Thames Reach, a London-based charity supporting the homeless and vulnerable, and was previously VP of the annual British Red Cross fundraiser.

Serrano is committed to the arts, donating privately to the Tate Gallery and supporting emerging artists. He is also an advisor for Chatham House, analysing and promoting the understanding of major international issues and current affairs.

He is also an advisor to the board of Extreme E, who bring electric racing to some of the most remote corners of the planet to highlight the climate change challenges faced by different ecosystems, whilst showcasing the performance of all-electric SUVs in extreme conditions.

Colin Wagman

Strategic Advisor

Colin has been involved in providing strategic advice and guidance since 2018.

Colin was admitted as a member of the Institute of Chartered Accountants in England and Wales in 1970. He practiced as a specialist in business structuring and tax planning and became a senior partner of his central London practice in the 1980s. From 1998 until March 2018 he was Deputy Chairman and Chief Financial Officer of Delancey which is the principal adviser to the Delancey property funds which held several billion pounds of property investments and developments in the UK.

Colin is the Chairman of the Admiralty Arch project, a non-executive Chairman of the City of London Group and also a non-executive director of Alpha Plus Group Plc and Minerva Ltd, as well as being a trustee of several charities.

Vaiva Martinonyte

Director – Capital Raising

Vaiva joined Prime Investors Capital in 2014 and has been involved in the Admiralty Arch project since inception.

Since joining Prime Investors Capital, Vaiva has overseen the company’s growth, alongside the CEO, and was instrumental in the negotiation and subsequent acquisition of the lease for Admiralty Arch from Her Majesty’s Government, as well as securing the financing for the project. Vaiva is continually managing relationships with key stakeholders, consultants and service providers, which include legal, tax, corporate, HM Government, the hotel operator and the project management team, alongside her financial responsibilities.

Before Prime Investors Capital, Vaiva worked for a global long/short equity fund on capital raising and investor relations, and previously gained practical experience at UBS and Bank of America Merrill Lynch Capital Introductions, Prime Brokerage. Vaiva’s background is in Law; she completed her LLM in Finance and Banking Law at University College London (UCL) as well as gaining her Bachelor’s in Law in her native Lithuania.

Raúl Serrano


After completing his university studies in Paris, Raúl began his professional career in 1991 in Brussels, where he spent five years.

Following this, Raúl continued his career in Spain where he was dedicated to marketing and public relations for a variety of international companies and in 2005 he went on to found his own Corporate Events Agency.

In 2009, Raúl joined the Real Madrid Club de Futbol where he spent 10 years as Head of Public Relations. After his time at Real Madrid, Raúl founded a consultancy company called Focus by RS, which remains as his current business endeavour.

Oscar Brito


Since 1997 Brito has been advising companies and investors on strategic investments and acquisitions. Since co-founding GBS Capital in 1997, he has been directly involved in over $500M in capital raising and M&A in middle market tech and real estate deals as a financial advisor and principal investor. As a firm, GBS Capital focus’s on Small to Mid Cap companies in the US as well as special real estate developments.

Specialties: In the last 16 years, Oscar has specialised in early and mid-stage Investment and M&A activity and real estate development activities.

Interested in working with us?