Aishling O'Mahony
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Aishling O'Mahony Email & Phone Number

Treasury Manager at Artmax
Location: Ireland 8 work roles 3 schools
1 work email found @natixis.com LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

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Work email a****@natixis.com
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Current company
Role
Treasury Manager
Location
Ireland
Company size

Who is Aishling O'Mahony? Overview

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Quick answer

Aishling O'Mahony is listed as Treasury Manager at Artmax, a with 33 employees, based in Ireland. AeroLeads shows a work email signal at natixis.com and a matched LinkedIn profile for Aishling O'Mahony.

Aishling O'Mahony previously worked as Operations Manager at Befinitive and Treasury Operations Manager at Hedgeserv. Aishling O'Mahony holds Bachelor Of Social Science, 2:1 from University College Dublin.

Company email context

Email format at Artmax

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{first}.{last}@natixis.com
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Profile bio

About Aishling O'Mahony

20 years experience in the financial services sector. Following training in New York office, established European base for HedgeServ Treasury Operations in Dublin. Managed Treasury Operations in Dublin office - collateral and cash service. Making an immediate impact while continuing to meet demanding deadlines.Previously covered a 12 month maternity leave contract as Treasury Operations Manager in ESB. This involved managing a treasury operations team which provides a back and middle office service for treasury activity in ESB. The team independently follows treasury activity to ensure compliance with group treasury policies and procedures, counterparty credit limits and legislation.Worked as Head of Back Office in Nexgen Capital Limited/Natixis Corporate Solutions for almost 12 years. This included responsibility for the development of relationships with internal and external stakeholders across multidisciplinary teams.Maintaining an unparalleled reputation for a team working to tight internal and market deadlines in a fast and highly pressurised environment. Excellent knowledge of financial products. A team player with a proven ability to make a difference. Excellent organisational and interpersonal skills. Committed to the accurate and successful completion of all tasks undertaken.

Listed skills include Options, Equities, Derivatives, Back Office, and 2 others.

Current workplace

Aishling O'Mahony's current company

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Artmax
Artmax
Treasury Manager
Ireland
Employees
33
AeroLeads page
8 roles

Aishling O'Mahony work experience

A career timeline built from the work history available for this profile.

Treasury Manager

Ireland

Treasury Manager

Dublin, County Dublin, Ireland

Operations Manager

Dublin, County Dublin, Ireland

Aug 2021 - Sep 2022

Treasury Operations Manager

Dublin

HedgeServ are a global administrator providing services customised to the needs of individual hedge fund and private equity fund clients.Independently set up Treasury Operations in Dublin during a period of explosive growth in Europe. Providing an outstanding collateral and cash management service for clients - margin calls including repo margin, dispute resolutions, checking of collateral statements, collateral settlements and overseeing cash management process.

Apr 2016 - Mar 2020

Treasury Operations Manager

Esb

Dublin, Ireland

ESB is an International Semi State organisation. The treasury operations team provides the back and middle office service for treasury activity in ESB. The team independently follows treasury activity to ensure compliance with group treasury policies and procedures, counterparty credit limits and legislation.While covering a maternity leave contract duties included compiling information for a monthly Treasury Control and Management Report and reviewing/verifying information for the remainder of the report to be delivered to senior management.Continuing to work as a treasury specialist, looking after the settlement, confirmation and payment of treasury transactions and reviewing and approving of bank reconciliations.Heading up the implementation of a new function for the team arising from the introduction of EMIR regulations. This included ensuring correct governance was put in place for timely confirmations, portfolio reconciliations, dispute resolution and reporting obligations of all derivative contracts to a Trade Repository.Researching options available for EMIR reporting. This involved reviewing different solutions available in the market, analysing legal contracts, testing systems and devising a strategy for backloading and daily reporting which surpassed expectations by being in place under an extremely tight deadline.Devising on-going procedures for monitoring of DTCC and Regis-TR reports and for ensuring all EMIR reconciliations are carried our quarterly or annually as appropriate.

Jul 2013 - Jul 2014

Head Of Back Office

Nexgen Capital Limited/Natixis Corporate Solutions

Dublin, Ireland

Nexgen Capital Limited enters into structured bespoke financial transactions with 3rd party clients, the market risk of which it then hedges on the market.In 2002 was recruited to establish back office operations in Dublin with responsibility of all hedging activity. Established and maintained excellent relationships with Prime Brokers, counterparties and clearing agents.Excellent procedural and working knowledge of OTC derivatives and listed products: IRS, CDS, NDF, Equity Swaps, TRS, Currency Swap, FRA, OTC Options, Listed Futures and Options, FX, Securities, EBL/Repo, Carbon, Money Markets and Loan Trades.Responsible for Treasury Management, daily forecasting of movements, releasing payments, Collateral management, CSA monitoring, Margin Requirements, daily reconciliations, management of corporate actions and calls on EBL and Listed Futures and Options. In addition to monitoring general market documentation - ISDA, CSA, Give-Up Agreements and Couterparty Master Agreements.Managing the expansion of Back Office competencies in line with the company's expansion into new markets and trading platforms - Calypso, DTCC, new Prime Brokerage platforms. Experienced in working to tight deadlines with high level of accuracy, excellent multi-tasking.

Jan 2002 - Jul 2013

Settlements Supervisor

Dublin, Ireland

Recruited on a temporary basis as reconciliation officer. Promoted to a position of prime responsibility for the settlement of all Irish trades.Sole responsibility for the managment of client payments and central point of contact for clients and brokers.Responsible for the reconciliation of stock and for the relationship management of stamp duty reclaims with the Irish revenue.

Sep 1999 - Jan 2002

Personal Lending Officer

Sydney, Australia

Achieved and surpassed all targets in a role involving the assessment and recommendation of loan applications in accordance with strict underwriting criteria.

Oct 1998 - Jul 1999
3 education records

Aishling O'Mahony education

Ecdl

College Of Commerce Rathmines

Education record

Irish Stock Exchange Registered Representative
FAQ

Frequently asked questions about Aishling O'Mahony

Quick answers generated from the profile data available on this page.

What company does Aishling O'Mahony work for?

Aishling O'Mahony works for Artmax.

What is Aishling O'Mahony's role at Artmax?

Aishling O'Mahony is listed as Treasury Manager at Artmax.

What is Aishling O'Mahony's email address?

AeroLeads has found 1 work email signal at @natixis.com for Aishling O'Mahony at Artmax.

Where is Aishling O'Mahony based?

Aishling O'Mahony is based in Ireland while working with Artmax.

What companies has Aishling O'Mahony worked for?

Aishling O'Mahony has worked for Artmax, Befinitive, Hedgeserv, Esb, and Nexgen Capital Limited/Natixis Corporate Solutions.

How can I contact Aishling O'Mahony?

You can use AeroLeads to view verified contact signals for Aishling O'Mahony at Artmax, including work email, phone, and LinkedIn data when available.

What schools did Aishling O'Mahony attend?

Aishling O'Mahony holds Bachelor Of Social Science, 2:1 from University College Dublin.

What skills is Aishling O'Mahony known for?

Aishling O'Mahony is listed with skills including Options, Equities, Derivatives, Back Office, Equity Derivatives, and Trading.

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