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Mark Cornish Email & Phone Number

Director - Operational Taxes at UBS
Location: Southend-On-Sea, England, United Kingdom 6 work roles
1 work email found @credit-suisse.com LinkedIn matched
✓ Verified Jul 2026 3 data sources Profile completeness 71%

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Work email m****@credit-suisse.com
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Current company
UBS
Role
Director - Operational Taxes
Location
Southend-On-Sea, England, United Kingdom
Company size

Who is Mark Cornish? Overview

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Mark Cornish is listed as Director - Operational Taxes at UBS, a with 118049 employees, based in Southend-On-Sea, England, United Kingdom. AeroLeads shows a work email signal at credit-suisse.com and a matched LinkedIn profile for Mark Cornish.

Mark Cornish previously worked as Vice President - Wealth Management Tax Team at Credit Suisse and Vice President - Group Tax at Barclays Bank Plc.

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{first}.{last}@credit-suisse.com
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About Mark Cornish

Mark Cornish is a Director - Operational Taxes at UBS.

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Mark Cornish's current company

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UBS
Ubs
Director - Operational Taxes
Southend-on-Sea, GB
Website
Employees
118049
AeroLeads page
6 roles · 21 years

Mark Cornish work experience

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

Director - Operational Taxes

Ubs

Southend-On-Sea, Gb

Director - Operational Taxes

Ubs

Southend-On-Sea, Gb

Vice President - Wealth Management Tax Team

London, England, United Kingdom

Client Tax Lead - Credit Suisse (UK) Limited:• Managing a team of 2, providing tax guidance and ensuring all FATCA, CRS, QI and DAC6 tax reporting responsibilities are met,• Managing the process for FATCA, CRS and QI documentation requirements, ensuring compliance with the tax regulations and internal policies and procedures,• Act as SME to the Front Office teams and escalation point for FATCA, CRS and QI tax issues,• Performing internal Quality Assurance Review and… Show more Client Tax Lead - Credit Suisse (UK) Limited:• Managing a team of 2, providing tax guidance and ensuring all FATCA, CRS, QI and DAC6 tax reporting responsibilities are met,• Managing the process for FATCA, CRS and QI documentation requirements, ensuring compliance with the tax regulations and internal policies and procedures,• Act as SME to the Front Office teams and escalation point for FATCA, CRS and QI tax issues,• Performing internal Quality Assurance Review and remediation work, • Maintaining tax authority relationship with HMRC, including providing detailed responses to regulatory questionnaires,• Providing FATCA, CRS and QI training to Front Office staff, including regulatory updates,• Maintaining up-to-date knowledge of the tax regulations and working with IT teams to update systems where the regulations require,• Act as tax SME in ad-hoc projects, platforms developments, enhancement of the client experience, policy and procedure updates, systems testing and implementation,• Processing of BBSI / OI HMRC reporting Show less

Vice President - Group Tax

Barclays Bank Plc

Canary Wharf, London

Working within the Group Tax department, my role includes:April 2013 - present (post BAU transition):FATCA / CRS:* Representing Barclays at UK Finance industry meetings and HMRC industry meetings for CRS and FATCA,* Monitoring and analysing changes in CRS / FATCA regulations and guidance,* Advising business units of changes in the CRS / FATCA regulations or guidance and confirming the steps required to remain compliant,* Advising Barclays Group FIs of… Show more Working within the Group Tax department, my role includes:April 2013 - present (post BAU transition):FATCA / CRS:* Representing Barclays at UK Finance industry meetings and HMRC industry meetings for CRS and FATCA,* Monitoring and analysing changes in CRS / FATCA regulations and guidance,* Advising business units of changes in the CRS / FATCA regulations or guidance and confirming the steps required to remain compliant,* Advising Barclays Group FIs of the annual due diligence requirements to ensure compliance (e.g Annual RM attestation, de-minimis checks)* Advising Barclays Group FIs of the annual FATCA / CRS reporting requirements,* Reviewing the annual FATCA / CRS reporting packs to ensure that the correct due diligence steps have been taken by the Barclays Group FIs,* Reviewing the Barclays Group FI tax operation FATCA /CRS onboarding, remediation, change in circumstance, withholding and reporting procedures,* Managing the FATCA Responsible Officer IRS attestation process for the Barclays Group Model 2 and Non IGA FFIs to ensure compliance,* Training Barclays Group FI teams on the CRS / FATCA regulations; this will include tax operations, onboarding, legal and KYC teams QI:* Monitoring changes in the QI regulations,* Advising and assisting the business units in respect of any regulatory changes to ensure that all QIs remain compliant,* Advising Barclays Group QI of their annual reporting obligations,* Carrying out a detailed review of the Barclays Group QI 1042 returns,* Producing W-series validation documentation for the Barclays Group QIs,* Advising the Barclays Group QIs on any regulatory issues April 2013 - December 2017 (pre BAU transition):* Reviewing the CRS / US FATCA requirements for Barclays Group and in particular working with the Investment and Corporate Banking BU to ensure a successful implementation (reviewing BRDs, TOMs, process flows, providing training) Show less

Apr 2013 - Dec 2021

Operational Taxes Manager - Group Financial Planning And Tax

Working within the Group Financial Planning and Tax department, my role includes:* Reviewing proposed / final FATCA guidance and assisting in preparing HSBC for the final FATCA regulations and 2014 deadline. This includes reviewing various business line BRDs and providing guidance to the Group on the implications of FATCA,* Completing onsite health checks to ensure all HSBC QI entities remain audit compliant,* Ensuring that systems in place are compliant and fully up to… Show more Working within the Group Financial Planning and Tax department, my role includes:* Reviewing proposed / final FATCA guidance and assisting in preparing HSBC for the final FATCA regulations and 2014 deadline. This includes reviewing various business line BRDs and providing guidance to the Group on the implications of FATCA,* Completing onsite health checks to ensure all HSBC QI entities remain audit compliant,* Ensuring that systems in place are compliant and fully up to date with the HSBC Group’s QI Agreement with the IRS and be one of the Group specialists in this area Show less

Oct 2010 - Apr 2013

Assistant Vice President - Qi Department Tax Supervisor

London

* Supervising the testing and implementation of a new QI tax system for Prime Broker business. * Investigating upcoming changes to the IRS QI regulations, principally FATCA, the impact that the new regulations will have and the steps that are required to ensure the company remain audit compliant, * Ensuring all Prime Broker clients were fully documented with the correct tax documentation to ensure US Equity/Coupon transactions are processed with the correct withholding tax… Show more * Supervising the testing and implementation of a new QI tax system for Prime Broker business. * Investigating upcoming changes to the IRS QI regulations, principally FATCA, the impact that the new regulations will have and the steps that are required to ensure the company remain audit compliant, * Ensuring all Prime Broker clients were fully documented with the correct tax documentation to ensure US Equity/Coupon transactions are processed with the correct withholding tax rates,* Receiving, verifying and logging W-8IMY, W-8BEN, W-8ECI and W9 tax documentation,* Training other departments on tax regulations and procedures,* Implementing regulatory reporting system enhancements for EUSD, s18 and QI Show less

2006 - Oct 2010
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FAQ

Frequently asked questions about Mark Cornish

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

What company does Mark Cornish work for?

Mark Cornish works for UBS.

What is Mark Cornish's role at UBS?

Mark Cornish is listed as Director - Operational Taxes at UBS.

What is Mark Cornish's email address?

AeroLeads has found 1 work email signal at @credit-suisse.com for Mark Cornish at UBS.

Where is Mark Cornish based?

Mark Cornish is based in Southend-On-Sea, England, United Kingdom while working with UBS.

What companies has Mark Cornish worked for?

Mark Cornish has worked for Ubs, Credit Suisse, Barclays Bank Plc, Hsbc, and Lehman Brothers International / Nomura International Plc.

Who are Mark Cornish's colleagues at UBS?

Mark Cornish's colleagues at UBS include Jan Mak, Julia Rubio Luque, Jim Van Der Sluijs, Kristina Bokareva, and Mariusz R..

How can I contact Mark Cornish?

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