Tom Mackay

Tom has over 40 years’ experience as a corporate/commercial lawyer mainly as a partner in international law firms in the City.


  • Head of Legal Department at the London Stock Exchange at a time when it also carried out much of the regulatory function now carried out by the FCA.
  • Director and Head of Legal Department at 3i plc when it grew to be the biggest VC in Europe.
  • Partner for many years in Curtis, Mallet-Prevost, Colt & Mosle LLP a law firm headquartered in New York with 14 offices in 10 jurisdictions, often acting for government oil companies.

Current Positions

  • Partner in Mackay Carter Shaw LLP with a focus on entrepreneurs, investors and hedge funds.
  • Group Board member and General Counsel to AKJ ( a broker/dealer/investment fund manager and has drafted offering and ancillary documents for about 40 hedge funds in last 3 years;
  • Co-founder with daughter Christina of a not for profit website using technology to advance communications between entrepreneurs and investors.


When he worked in London Tom was active in several legal committees, including:

  • The UK representative on legal committee of European Issuers which is the European organisation created to promote the interests of issuing companies in the EU.
  • Chairman of the Legal Committee of Quoted Companies Alliance for several years which lobbies for better regulation for the 2,000 or so quoted companies outside the FTSE 350. Meetings were usually with the regulators such as DTI/BIS (Company Law), FSA (Prospectus, Listing and financial services law), London Stock Exchange (AIM and the Main Market), HM Treasury and several visits to EU Commission in Brussels.
  • Member of the UK Government Companies Act Implementation Advisory Group; Member of the Standing Committee on Company Law of the Law Society of England for ten years.

Publications include:

  • Co-author, “Doing Business in the UK,” published by John Wiley & Sons; “A Practitioner’s Guide to the Listing Rules,” published by ISI publications; “A Practitioner’s Guide to the Alternative Investment Market Rules,” published by City and Financial; “Financial Markets and Exchanges Law” published by the Oxford University Press; Butterworths (Lexis-Nexis) an internet/hypertext version of Financial Services and Markets Act 2000 linking it to related Statutory Instruments; FSA Handbook, Listing Rules and Treasury consultation papers; Butterworths Financial Regulation Services; Investment Clubs and Financial Services Law published by Law Society Gazette.

Career history

2011 – Present. Mackay Carter Shaw LLP – partner – a law firm focused on entrepreneurs and investors. Group Board member of a broking and investment management business with about 30 subsidiaries and about 8 branches spread across the EEA.

2002 – 2011. Curtis, Mallet-Prevost, Colt & Mosle LLP – partner – an international law firm headquartered in New York with 14 offices in 10 different jurisdictions often acting for state owned oil and gas companies in North and South America, Middle East, North Africa and Central Asia. Tom was a partner both in New York and London entities and was the senior English law partner in the firm.

1998 – 2002. Amhurst, Brown, Colombotti – partner a firm based in West End of London law where Tom was head of the Company and Commercial Department. This was during the dot com era and Tom worked mainly on projects for entrepreneurs often software or internet related.

1993 –1998. Taylor, Joynson, Garrett (now Taylor Wessing) – a firm based in the City of London. Tom was a partner in the Company and Commercial Department and worked mainly on public and private capital raisings.

1991 –1993. London Stock Exchange – Tom was Head of Legal Department of the London Stock Exchange (at a time when it also carried out much of the regulatory function now carried out by the FCA). He was involved in various high profile regulatory investigations. He led a project rewriting the Listing Rules.

1978 –1991. 3i PLC – Tom joined as a relatively junior lawyer but rose to become Head of Legal Department which had over 30 solicitors/barristers. Tom was also appointed chairman of the Professional Services Committee and a Director of 3i PLC which was then controlled mainly by the Bank of England.

1974 –1978. Bird Semple and Crawford Herron – a company commercial firm based in Glasgow. Tom joined shortly after he qualified and worked for the senior corporate partner. During this period, he took 9 months off to travel in Europe, Turkey, Iran, Afghanistan and India and also spent about 8 months in a branch office doing general legal work including litigation.

1972 – 1974. Training contract – first with Aberdeen County Council (worked mainly for Police Board, Water Board, Housing and Roads’ Departments) but as he wanted to specialise in company affairs Tom transferred his training contract to MacRobert, Son and Hutchison a corporate legal firm in Glasgow.


LLB, (Hons), Aberdeen University, 1972; Certified Diploma in Finance and Accounting, Glasgow College of Commerce, 1974; MBA, Aston University, Birmingham, 1985; Certified Hedge Fund Professional, Level 1, 2011 and level II, 2012. Also attended numerous training courses including at London Business School and Cranfield.


Tom was born in England, raised Scotland, qualified as a solicitor first in Scotland then in England. Married with two daughters (both with law degrees). Tom’s wife works as a writer and teacher in management and marketing for executives. Tom used to be a keen mountain biker but had too many accidents. Enjoys walking in his beloved Toys Hill woods but still goes on the odd adventure to places such as Kilimanjaro or the Inca Trail.