Marcus ONeill: Email & Phone Number

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Business Development Manager at Cornerstone Management Co., Ltd.|Bangkok Metropolitan Area, Thailand

Position:

Business Development Manager at Cornerstone Management Co., Ltd.

Location:

Bangkok Metropolitan Area, Thailand

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Last updated: 2026-07-17

Updated: 2026-07-17

Found email addresses for Marcus ONeill:

Business emails:

m***********l@lombard.co.uk,

m****s@planetexpress.com,

m****s@tamsin.cz

Personal emails:

m********y@proton.me,

m**************k@yahoo.co.uk,

m**************k@icloud.com

Found phone for Marcus ONeill:

+66-***-***-6207

A different Marcus ONeill?

Work Experience 26 years

Business Development Manager at Cornerstone Management Co., Ltd.

Jun 2025 - Current

Territory Manager at Millstone Durbax Ltd

Oct 2022 - May 2025

UK Franchise Owner and Managing Director at Planet Express Shipping LLC

Jan 2020 - May 2024

Co Founder at Tamsin International Ltd

Aug 2015 - Mar 2024

Sales Consultant at Macquarie Group

Sep 2014 - Jul 2015

Relationship Director at Lombard

Feb 2009 - Jun 2014

Vice President of Investment at GE Healthcare Financial Services

Jan 2005 - Dec 2008

Business Develpment Manager at KeyBank Commercial

Feb 2000 - Mar 2003

Marcus ONeill started working in 2000, then the employee has changed 7 companies and 7 jobs. On average, Marcus ONeill works for one company for 3 years 9 months.

Their professional focus is ABS, Account Management, and Accounts Receivable across 3 core areas.

Education

MBA at Kingston University

Bachelor of Arts (B.A.) at The Manchester Metropolitan University

Master of Business Administration at Kingston University

Postgraduate Degree at Manchester University

Finance House Diploma with Merit at Rapid Results

Frequently Asked Questions

What is Marcus ONeill's email address?

SignalHire found verified email addresses for Marcus ONeill, both business and personal. Their business email is m***********l@lombard.co.uk, and personal emails include m********y@proton.me, m**************k@yahoo.co.uk, and m**************k@icloud.com.

What is Marcus ONeill's phone number?

SignalHire found a verified phone number for Marcus ONeill: +66-***-***-6207.

How do I contact Marcus ONeill at Cornerstone Management Co., Ltd.?

You can reach Marcus ONeill through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is Marcus ONeill's professional background?

Marcus ONeill has 26 years of professional experience. They have held roles including Territory Manager, UK Franchise Owner and Managing Director, and Co Founder at companies such as Millstone Durbax Ltd, Planet Express Shipping LLC, and Tamsin International Ltd. Their education includes MBA from Kingston University, and Bachelor of Arts (B.A.) from The Manchester Metropolitan University.

Is Marcus ONeill's contact information up to date?

Yes. Marcus ONeill's SignalHire profile was last updated on 17 July 2026, reflecting their current position as Business Development Manager at Cornerstone Management Co., Ltd. in Bangkok, Thailand.

Marcus ONeill Namesakes

Name

Company

Position

Marcus ONeill

Clayco

Project Engineer

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Veerit Tatiyapornkul

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Ei Poe Thu

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Tristan ISAAC

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Santi Kantongkam

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Surasri Gongtoey

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