Brookstreet offers a platform of private equity investors, world-class professionals and serial entrepreneurs.


Founding Team Members

Omiros Sarikas.jpeg

Founding Member and Managing Partner

Coming from a line of Greek Minor Asia entrepreneurs, Omiros focused in the art of deal making and entrepreneurial leadership from an early age. He has had an American and English secondary education (ACS, Tasis), trained at IV League and Russel Group business schools (Harvard, LBS, LSE, CBS) and admitted to professional bodies (CISI, BVCA, WCIB). He worked in London, Zurich, and New York, where he completed landmark engagements for funds and investments banks. He has received over a dozen awards (GameGhanger of the Year, CEO of the Year, Most Influential CEO, M&A Young Gun of the Year, Top 250 Dealmakers in the World, DraxFuture40 Fund Manager), 200+ press items and 100+ keynotes. He holds the Freedom of the City of London and serves as Liveryman (International Bankers) and RSA Fellow.  Click for +bio.


Omiros experience includes projects with European and British governments, investment banks (Credit Suisse First Boston, Morgan Stanley, JP Morgan), financial institutions (Deloitte, AMEX), blue-chip corporates (Vodafone, BT, Samsung, EDF, E.ON), PE/VC funds (KKR, Cinven, Welsh Carson Anderson & Stowe, Alchemy, Silverfleet, Hutton Collins, ECI Partners) and family offices (Turnberry, Ares/Ernesto Bertarreli), to name but a few. Omiros specialises in growth development, thematic investing industry consolidations ("Buy and Build" plays) and cross-border EBITDA abritrage.

Omiros was involved in landmark transactions including Cinven's acquisition of Sebia for €800m from Montagu Private Equity, CLC's transaction with Interval (NASDAQ:IILG), Coleman's transaction with Simpson Millar and Fairpoint (LSE:FRP) and the recent Tickethour transaction with Ticketmaster of Live Nation Group (NYSE:LYV).

Previously, he was a Principal at AHV Associates LLP in Mayfair, spearheading M&A and Family Office transactions. His recognitions include “GameChanger of the Year”, “CEO of the Year”, "Most Influential CEO", “M&A Young Gun of the Year” and “Top 250 Deal Makers in the World”. Brookstreet‘s awards include “UK Innovative PEVC Fund Manager of the Year” and “UK Niche PE House of the Year”.

Omiros is a regular keynote speaker on M&A and PE/VC topics at professional, academic and government conferences and his work has received 200+ items of global press coverage world wide in TV, radio and press (Bloomberg TV, Financial Times, and Wall Street Journal). International media coverage includes Kathimerini, Naftemporiki, Shipping, Sofokleous, SKAI TV, ANT1 TV, ERT TV.

Omiros holds the Freedom of the City of London and is a Liveryman at the Worshipful Company of International Bankers, part of theMasters Court, Chairing Events and heading Charity and Education Committee activities for the Lombard Prize. He is also a Fellow at the RSA (FRSA), a Member of the Chartered Institute for Securities and Investment (MCISI), an Investment Advisor in Social Impact initiatives in the UK such as the RSA Catalyst Fund, Steering Group Advisor at the FSE Social Impact Funds, served as Mentor at The Open Fund (Social Impact VC), and supports Reload Greece and The Hellenic Iniatiative (economic revitalisation movements in Europe and America.

Omiros had an international secondary education at Tasis and ACS and was an early adopter of the IB programme. He holds several awards, prizes and qualifications and is a distinguished alumnus of the London School of Economics and Political Science (LSE), Cass (CBS), London Business School (LBS), and Harvard Business School's (HBS) PE/VC programme amongst others, as well as a published researcher with Oxford University and Harvard University (JFK School of Government) Fellows.

In his spare time Omiros enjoys sailing regattas (LBS Crew and Rolex Portofino Regatta), he acts as a coach or judge for PE/VC summits (Wharton's Private Equity Case, UC Berkeley Global Social Venture Capital Competition, UNC VCIC), mentors entrepreneurs, angel investors and Lord Mayor's Mansion House Scholars and spearheads the WCIB annual Award at LSE, CBS, LBS and Oxford.


Founding (Non-Executive) Member
C-Level Exec, Manager and Entrepreneur

Seasoned entrepreneur and C-level executive, George is a Founding Partner and currently Chairman of Tickethour which was acquired by the world leader in the sector (Ticketmaster: LiveNation, NYSE, 2016 MK $5.4 billion), which he positioned and sold with Omiros. Previously, he served as Senior Vice President at the President's Office of Eurosport and before that as General Director of the Athens Olympic Games 2004 where he was decorated with the Olympic Order Award by the President of the International Olympic Committee, Count Jacques Rogge. Prior, he was the CEO of  Continent Hellas of Carrefour Group and before that the CEO of Corina Foods of PepsiCo Group. He started his career with Nestle after studies at Northeastern University.


Investment Strategy & Due Diligence

Leonid is the Managing Partner and founder of Candesic, a  leading European advisory for PE/VC with over 200 deals track record. His personal experience involves over 70 engagements. Leonid works for over a decade now with PEVC firms advising their Investment Teams. Clients include global funds (like Bain, BC Partners) and family offices. A number of PEVC engagements were done together with Omiros.  He previously worked at McKinsey & Company, specializing in private equity strategy.  Leonid’s entrepreneurial ventures include being the COO of a $126m software company and the CEO of a telecommunications firm. He holds an MD from Duke University, a PhD from Oxford University, and a BA from Cornell University. He trained in Corporate Finance at the Chartered Institute for Securities and Investment (CISI). 


Origination Management

Konstantinos worked at Kantor, the leading local advisory (formerly Booz & Co. affiliate), where he focused on corporates and privatizations for the Hellenic Republic Asset Development Fund (TAIPED). Konstantinos specializes in strategic origination, business analysis, modelling, financial due diligence and valuations. He collaborated on sell/buy-side engagements with Deloitte and the Investment Bank of Greece. Prior to that, he was a Financial Analyst at Nestle. He is an alumnus of the University of Piraeus (MBA) and London Business School (MiF), where he was mentored by Omiros. He trained in PEVC at the British Venture Capital & Private Equity Association (BVCA).

Davinia Smith.png

Risk Management

Davinia spearheads Brookstreeet’s and portfolio companies’ corporate governance, risk management and compliance. Davinia has over 20 years of experience in the global Alternative Funds and Corporate Trust industries with particular experience in Real Estate (RE) and Private Equity (PE). Davinia has held regulated positions in the UK, Jersey, Guernsey, Gibraltar, and the BVI, for large established funds and administrators. She was most recently a Strategic Relationship Director and Head of Cayman Islands at Alter Domus. Prior she held roles with Lloyds Bank and Computershare. She has extensive experience on PE and M&A including Palamon's acquisitions (e.g. The Rug Company, Happy Socks, Il Bisonte) and Macquarie's acquisition of Green Investment Bank and the Nat Grid gas lines. Davinia has also sat on a number of Boards including regulated Jersey Funds, the GP of 22 Bishopsgate the tallest tower in the City of London, and the Acquisition Board of Pinewood Studios.

Independent Senior Advisors


Stephen has over 40 years experience in Wealth Management, Investment Banking, and Fund Management. He has been the Chief Executive Officer (CEO) of Gerrard Investment Management, Oppenheimer International and Narodny Bank/VTB Capital where he became Chairman. He spent 27 years at NWB Group holding senior executive positions. He is a Non Executive Director of Nutmeg, Access Bank UK and a NHS Trust.



Christos Megalou is a senior international banker who has worked with Barclays in Athens and London, Credit Suisse in London, managed Eurobank Ergasias SA and was senior advisor to Fairfax Financial Holdings.

Christos was Chief Executive Officer of Eurobank Ergasias SA, Chairman of the Executive Board of Eurobank Ergasias SA and Vice Chairman of Board of Eurolife the insurance arm of Eurobank Ergasias SA.



Pierre was Global co-Head at Deutsche Bank Ventures and held senior management positions in the bank. He acquired with his partners  ABS Ventures (DB`s venture portfolio), and was responsible for building up several global leaders such as RiskMetrics, Adeptra, Trema in the FinTech space and to deliver high returns (46-48% IRR) to his investors. He is a Managing Partner of Acorus Capital and an alumnus of the University of Trier.


Panos is the Head of EY Greece. Having joined Ernst & Young in 1988, Panos is the Country's Managing Partner since July 2010. He also holds the role of the CSE South Cluster Leader (since January 2011) and CSE Markets Leader (since January 2015). His technical experience spans a wide range of services, including audits, privatisations, IPOs, placements, and European Commission funded projects. Panos is a Member of the BoD at the American Hellenic Chamber of Commerce, a Member of the Institute of Economic and Industrial Research, the Greek CEO Club and Endeavor Greece. 



Mr. Marios N. Shacolas has been the Chief Executive Officer of Cyprus Trading Corporation Plc since September 11, 2015. Mr. Shacolas serves as an Executive Vice President of N.K. Shacolas (Holdings) Limited. He has been an Executive Chairman of Cyprus Trading Corporation Plc since April 28, 2015 and served as its Chairman since June 2014. He serves as an Executive Non-Independent Director of Woolworth (Cyprus) Properties Public Ltd. He serves as a Director of MTN and other companies. He serves as Executive Director of Ermes Department Stores Plc. He served as Non Executive Director of ITTL Trade Tourist and Leisure Park Plc until July 23, 2015. Mr. Shacolas studied Business Administration in the USA, where he also obtained a post-graduate degree.

Konstantinos Macheras.png

Advisor CEO-in-Residence

Konstantinos Macheras, former CEO of AB Vassilopoulos joins Brookstreet Equity Partners LLP as CEO-in-Residence Advisor. Mr Macheras took AB Vassilopoulos from 15 stores and a turnover of $117m to 330 stores and a turnover of $2billion. Konstantinos Macheras is the President of the Institute of Retail Consumer Goods and Former EVP of Delhaize Group & CEO of Southeastern Europe and Asia. Previously he served for 14 years at Mars Inc. in Holland, Greece and Italy. He holds a BSc from Piraeus and an MBA from Roosevelt University of Chicago. Mr Macheras was named Officer in the order of King Leopold II by the King of Belgium Albert II.

Independent Industry Leaders



Dimitrios is a seasoned private equity professional, with 15+ years experience in SME investing. He spent 9 years in Barclays Ventures (Barclays' captive lower mid-market fund) lately as the Portfolio Director. In 2011 he co-founded Encore Capital, a London-based firm investing in entrepreneurial growth businesses. Dimitrios is advising Brookstreet on CEE matters. Dimitrios holds degrees from Imperial College, London and the University of Macedonia, Greece and is a CFA Charterholder. 



Andreas is an established Board level Executive and Advisor, with over fifteen years experience in leading transformations. He was a Senior Director with AlixPartners and prior to that, he was with Ernst & Young and A.T. Kearney. Currently he is the CEO of an ultra-luxury retailer and of Ithaka Capital Partners. Andreas is an alum of Rotterdam School of Management, a Fellow of the European Association of Certified Turnaround Professionals and an accredited member of the Institute for Turnaround.


Mahmoud is General Manager and Head of the Investment Banking & Corporate Finance Division at Arab African International Bank (AAIB). He has 30 years experience in investment banking and corporate finance. Mahmoud holds a BA in Business from Cairo University, an MA in Banking and Finance from the University of Wales, and an MPA from the American University of Cairo and trained at Harvard. 



Philippos is a Partner at Maven Global and co-founder of Panthir Capital UK. Previously he was Global co-Head of FX Structuring at Barclays Capital, and before that he was with Merrill Lynch both in New York and latterly, London focusing on M&A, Derivatives and European FX. Philippos is an alumnus of Athens College, the University of Oxford and Yale University.

Independent Portfolio/Regional Advisors

USA, NYC/Washington DC

Nicholas G. Karambelas is a founding partner of Sfikas & Karambelas, LLP and practices in United States with correspondent offices in Greece and Cyprus. He practices in the areas of business organization, law of investments, international trade and e-commerce. He has written numerous articles on commerce and Hellenic investments including the Comparative Guide to Business Entities in Greece for USA investors and the Guide to Legal Aspects in United States for Foreign Investors. He has also authored a three-volume treatise entitled “Limited Liability Companies: Law, Practice and Forms”. Mr. Karambelas holds a Juris Doctor from Fordham University Law School and a Masters from Columbia University. He Chairs the American Hellenic Lawyers’ Society of Greater Washington, D.C. and is a Board Member of the American Hellenic Institute and the American Hellenic Institute Foundation. In 2015 Mr. Karambelas was honoured by the Hellenic Lawyers Association of New York as its "Attorney of the Year”. 



Philip started his career as an investment advisor and restructuring consultant with experience in Europe and the former Soviet Union since 1992. As a Consultant at Kienbaum Development Services (KDS), the non-EU branch of Kienbaum und Partner he was based in Dusseldorf, Germany and worked on projects in Cyprus, Czech Republic and Zambia. In 1995, he co-founded Navigator Consulting Group, specialising in business restructuring and corporate growth. In 2010, co-founded Navigator's business incubator, and actively working as a business angel and accelerator for tech sector entrepreneurs both within Navigator as well as external partners. Currently a Managing Director of the European Consulting Network, a Managing Partner of Navigator Consulting Group and Numenor Capital Partners in Cyprus as well as the new (2018 March) Team Coordinator for Greece at the European Bank for Reconstruction and Development (EBRD). He holds a Bachelor's at Princeton (A.B.), and read HRM management at Cornell and Fintech at Oxford. 


Middle East

Marianna has 25 years of professional experience, ten of which have been within Global Banking Custodians and Financial Service providers in Europe. Born in Greece, she read Accounting & Finance at the American College of Greece and started her career at SPIE BATIGNOLLES, a member of the JV project for the Olympic Metro and then moved to BNP Paribas Securities Services and worked in Greece, France and Belgium. In 2005 she moved to the UK and successfully completed executive roles within Morgan Stanley, as Manager of Client Service Corporate Actions Division, in Risk Metrics International Proxy Voting Services, as Executive Relationship Manager and finally in JP Morgan Chase, as Head of the Client Relationship Team, EMEA Region, Worldwide Securities Services. Following her family move to Doha in 2009, she has since advised Qatar Government and Private Institutions in organisational and growth projects. As a Managing Consultant of Black Leaf Qatar, a niche consultancy and advisory firm based in Doha, she is responsible for Strategic Business Development, Project Assurance and Stakeholder Management.


Brookstreet Equity Partners LLP UK is an EuVECA Manager and Member of the British Private Equity & Venture Capital Association (BVCA). Registered and Regulated by the Financial Conduct Authority (FCA).

Brookstreet Equity Partners LLP UK is a limited liability partnership, registered in England and Wales.  
Registered Number OC413126. Registered Office: 42 Brook Street, Mayfair, London, W1K 5DB, UK.  
All other locations constitute representation offices. 

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