What are our Offerings Standards Attributes

Our Offering

We are a Corporate Finance and Compliance services firm that puts seasoned advice and tailored services at the core of our relationships with our clients.

Our Standards

To ensure that your transaction or service requirement is executed with aplomb and your objectives met effectively and with integrity.


Results matter, we have shown we can get them. We use our expertise to build and finance your business in performance based relationships that support your growth.

John Allen

Executive Chairman

John Allen has investment banking and government experience in the United Kingdom, Europe, the United States, Australia and New Zealand and leads ARC’s business and advisory activities.

He founded ARC in 1988 in New York, moving the firm to London in 1990 and he remains the Executive Chairman. The transactions he has led at ARC comprise over $6 billion total value in the private and public markets and include fund raising, mergers and acquisitions and advisory projects. His career experience includes over $10 billion total transaction value, including debt and equity funding, corporate mergers, acquisitions and restructuring projects. His areas of expertise are transaction structuring, valuation, infrastructure, project finance, telecoms, technology and green financing initiatives.

Prior to founding ARC, he was employed by The First Boston Corporation (“First Boston”) in New York and Australia and served in New Zealand as a Special Advisor to the Minister of Trade and Industry and in the Government Research Unit in Parliament.

John Allen has investment banking and government experience in the United Kingdom and Europe, the United States, Australia and New Zealand.

He is currently the Managing Partner of ARC Partners LLP and is the designated CEO, the Senior Manager responsible for Compliance and is the Money Laundering Reporting Officer as well as being an FCA Certified Person. His FCA reference number is: JAA01055

He is Non-Executive Chairman of hSo (High Speed Office Ltd) a London based telecoms services provider operating throughout the UK and Europe.

He has served on the Boards of companies based in the UK, the USA, Australia and New Zealand variously as a Non-Executive Chairman, Non-Executive Director and has been Chairman of Audit, and Nomination committees in the US, UK and Australia and a Board Observer in the UK.

Mr. Allen holds a master’s degree with honours from Canterbury University, New Zealand in Political Science and has been a Regulated Person with multiple registrations since 1993 under the Financial Conduct Authority regulatory regime and its predecessors.


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Judith Wheelan

Placements Director

Judith has worked in the financial sector for over 30 years, having trained initially as a lending banker with Barclays Bank PLC.

She moved on to work in institutional sales & senior relationship management and has worked for several major investment banks (UBS/ Barclays/ BNP Paribas/ DrKW) covering major accounts: insurance companies, pension funds, family offices, wealth, and asset managers in the UK & Europe.

She sits on the Advisory Board of FastFin, an NYC-based fintech specializing in creating software applications for the capital markets and is closely involved with FX HedgePool, a peer-to-peer FX swap execution platform that was named "Best New Venue Initiative" by the publication FX Markets in 2020.

Prior to this, she was the Investor Partnerships Director of Estates & Infrastructure Exchange and Advisory, responsible for onboarding investors on to the exchange platform and assisting the affiliated Advisory business to raise debt & equity capital for infrastructure projects, with a focus on renewable, sustainable, and social impact projects.

As a Partner at BTG Pactual, a leading Latin American investment bank, she managed their global banking and strategic relationships and raised finance lines for their physical and financial commodities trading business. Latterly, she was responsible for distributing their varied fund products in Europe (Latam Infrastructure, Retro Reinsurance, Global Macro Hedge Funds).

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Colin Johnston

Director: Risk Management

Colin has a 25 year plus career in the City of London and has experience in Asset Management, Investment Banking, Insurance, Exchanges, and Fintech.

Colin joined ARC in 2020 as Director Risk.

Colin was formerly UK Chief Risk Officer of BNY Mellon and Global CRO for ICAP. He has also been Head of Risk at Threadneedle Investments, Global Head of Commerzbank Corporates and Markets Operational Risk Function and EMEA Head of Operational Risk at Barclays Capital. More recently, he has worked with Fintech start-ups in an advisory capacity. 

Colin also works on Corporate Finance projects by aiding on structuring and placements.

Colin is a scientist by background and holds a Ph.D in Laser Physics from the University of St. Andrews and retains an interest in science and the use of technology.

He is a former British Army reserve infantry officer.

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ARC Partners LLP is Authorised and Regulated by the Financial Conduct Authority www.fca.org.uk, FRN 467068.

ARC Corporate Services Limited is an associated company with close links to ARC Partners LLP and is registered in England. Both companies trade under the ARC Associates brand.