Biography

Aron has extensive experience advising across the full spectrum of private funds, including private equity, venture capital, infrastructure, real estate and credit, and the management teams of private funds, including in relation to carried interest and co-investment structuring and management buy-outs/spin-outs. Aron also advises fund managers and large cornerstone investors on GP-stake transactions and GP-led secondaries and fund restructurings.
Clients describe Aron as “a valued partner to the business who supports us in commercial discussions with our clients. His advice is typically practical, with clear recommendations, which avoids prolonged negotiation.” Others have said “Aron Joy and his team provide excellent support on tax issues arising during the fund establishment and fund raising process. They are always on top of the issues and willing to make themselves available at short notice.” And “he has very good technical knowledge and has been able to highlight key operational issues that a client should be aware of.”.
Aron acts for wide range of leading investment managers, including Actis, ARA, Argos Wityu, AshGrove, Astarte, bd-capital Partners, Bregal Investments, Brookfield, CapMan, Castleforge, Cheyne Capital, Columbia Threadneedle Investments, Dalmore, Montagu, General Atlantic, Generation Investment Management, Graphite Capital Partners, ICG, InfraRed, I Squared, Just Climate, Lazard Asset Management, M&G Catalyst, Oakley Capital, PAI, Patrizia, River & Mercantile, Stanley Capital, Syntagma Capital, Union Real Estate, Victory Advisers and Yoo Capital, major private-equity players such as Advent, Lone Star and OMERS, and private equity investor clients such as Ontario Teachers’ Pension Plan, OP Trust, PSP and CDPQ.
Aron represents Weil as an active member of various associations, such as the Alternative Investment Management Association (AIMA) and the Stamp Taxes Practitioners Group.
Prior to joining Weil, Aron worked in the Investment Management Tax team at one of the ‘Big 4’ accounting firms, focusing primarily on structuring, transactional and advisory work for investment manager clients. Prior to that, Aron was an associate in the Corporate Tax team of a leading international law firm.
Awards and Recognition, Speaking Engagements, Firm News & Announcements
Firm News & Announcements
- Weil Advises PX3 Partners on the Fundraise of its Inaugural PX3 Partners Fund I Deal Brief — May 15, 2025
- Weil Advises bd-capital on the Final Closing of bd-capital Fund 2 Deal Brief — March 14, 2025
Latest Thinking
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UK Tax Digest
Blog Post — Tax Blog
— By
Jenny Doak,
Oliver Walker,
Aron Joy,
Eithne Bloice-Sanders and
Erica Rees
— February 18, 2025
Welcome to the latest edition of the UK Tax Digest, a round-up of tax news from the past few months and a look at what’s to come in the corporate tax world for 2025. The big event of 2024 for UK tax practitioners was the delivery of the highly anticipated Autumn Budget by Chancellor
The post UK Tax Digest appeared first on Weil Tax BLOG.
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Member States Update EU List of Non-Cooperative Tax Jurisdictions on 8 October 2024
Blog Post — Tax Blog
— By
Aron Joy
— October 16, 2024
On 8 October 2024, the EU published an update to its so-called “Blacklist” of jurisdictions that are not cooperative for tax purposes and “Grey List” of cooperative jurisdictions that have not yet fully met their commitments to improve their tax good governance. The Blacklist and Grey List were last revised in February 2024 (as noted on
The post Member States Update EU List of Non-Cooperative Tax Jurisdictions on 8 October 2024 appeared first on Weil Tax BLOG.
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Tax and the General Election 2024: The Manifestos
Blog Post — Tax Blog
— By
Oliver Walker,
Jenny Doak,
Aron Joy,
Sean Wright and
Erica Rees
— June 14, 2024
On 22 May 2024, UK Prime Minister Rishi Sunak announced that the UK would hold a general election on 4 July. In the weeks following that announcement, there has been mounting speculation regarding the tax measures that each party might adopt if successful. During the week commencing 10 June, the incumbent Conservatives, Labour and the
The post Tax and the General Election 2024: The Manifestos appeared first on Weil Tax BLOG.
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UK Spring Budget 2024: Tax Update
Blog Post — Tax Blog
— By
Jenny Doak,
Aron Joy,
Oliver Walker,
Erica Rees and
Sean Wright
— March 07, 2024
On 6 March 2024, Chancellor Jeremy Hunt delivered his Spring Budget. In the days preceding the Budget there had been mounting speculation that the Chancellor would cut personal taxes by reducing rates of income tax or National Insurance contributions (NICs). In the event, Chancellor Hunt did not disappoint and announced a further reduction in NICs,
The post UK Spring Budget 2024: Tax Update appeared first on Weil Tax BLOG.
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EU Blacklist Updated on 20 February 2024 – No New Jurisdictions Added and Bahamas, Belize, Seychelles and Turks and Caicos removed
Blog Post — Tax Blog
— By
Aron Joy
— February 28, 2024
On 20 February 2024 the EU published an update to its so-called “Blacklist” of jurisdictions that are not cooperative for tax purposes and “Grey List” of cooperative jurisdictions that have not yet fully met their commitments to comply with tax good governance criteria. Whilst various jurisdictions have been removed from the lists, no new jurisdictions
The post EU Blacklist Updated on 20 February 2024 – No New Jurisdictions Added and Bahamas, Belize, Seychelles and Turks and Caicos removed appeared first on Weil Tax BLOG.
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