Marcus Wallis
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Marcus Wallis Email & Phone Number

Chief Executive Officer at Triangle Fire Systems Ltd
Location: United Kingdom 9 work roles
1 work email found @hesimm.co.uk LinkedIn matched
✓ Verified August 2026 3 data sources Profile completeness 86%

Contact Signals · 1 work email

Work email m****@hesimm.co.uk
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Current company
Triangle Fire Systems Ltd
Role
Chief Executive Officer
Location
United Kingdom
Company size
123 employees

Who is Marcus Wallis? Overview

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Quick answer

Marcus Wallis is listed as Chief Executive Officer at Triangle Fire Systems Ltd, a with 123 employees, based in United Kingdom. AeroLeads shows a work email signal at hesimm.co.uk and a matched LinkedIn profile for Marcus Wallis.

Marcus Wallis previously worked as Managing Director (South) Engineering - HE Simm Group at He Simm and Operations Director at Laing O'Rourke.

Company email context

Email format at Triangle Fire Systems Ltd

This section adds company-level context without repeating Marcus Wallis's masked contact details.

{first}.{last}@hesimm.co.uk
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AeroLeads found 1 current-domain work email signal for Marcus Wallis. Compare company email patterns before reaching out.

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Profile bio

About Marcus Wallis

I am a multi-service construction professional with a passion for delivering outstanding projects, through clear communication and the benefits of partnered client relationships.My aim is to put all of my experience and skills into achieving a new and mutually beneficial working relationship with my clients. Those who support me are key to the success of everything I do, which is why I place such an emphasis on building an inclusive and engaged culture.

Listed skills include Building Services, Value Engineering, Construction, Contract Management, and 11 others.

Current workplace

Marcus Wallis's current company

Company context helps verify the profile and gives searchers a useful next step.

Triangle Fire Systems Ltd
Triangle Fire Systems Ltd
Chief Executive Officer
United Kingdom
Website
trianglefiresystems.co.uk
Employees
123
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Company profile
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9 roles · 32 years

Marcus Wallis work experience

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

Managing Director (South) Engineering - He Simm Group

Current
He Simm

Liverpool, Gb

Nov 2021 - Present

Operations Director

Current
Laing O'Rourke

MEP operations leader for London & the South east

Jul 2017 - Present

Services Director

Current
Skanska

Stockholm, Se

Nov 2014 - Present

Projects Director

Skanska

Stockholm, Se

2011 - Oct 2014

Operations Manager

Skanska

Stockholm, Se

Mechanical & Electrical services

2005 - 2011 ~6 yrs

Director

1995 - 2003 ~8 yrs
Team & coworkers

Colleagues at Triangle Fire Systems Ltd

Other employees you can reach at trianglefiresystems.co.uk. View company contacts for 123 employees →

TM Tom Mccarthy Tom Mccarthy Colleague at Triangle Fire Systems LtdUnited Kingdom View → MT Matthew Tappenden Matthew Tappenden Colleague at Triangle Fire Systems LtdKingsnorth, England, United Kingdom View → CW Chiara Wengraf-Jones Chiara Wengraf-Jones Colleague at Triangle Fire Systems LtdSt Leonards, England, United Kingdom View → TN Thomas Nisbet Thomas Nisbet Colleague at Triangle Fire Systems LtdLondon, England, United Kingdom View → FM Francis Mbom Francis Mbom Colleague at Triangle Fire Systems LtdUnited Kingdom View → SH Steve Harris Steve Harris Colleague at Triangle Fire Systems LtdKingswinford, England, United Kingdom View → SS Samantha Skinner-Davies Samantha Skinner-Davies Colleague at Triangle Fire Systems LtdSt Leonards, England, United Kingdom View → AM Andrei Mirzan Andrei Mirzan Colleague at Triangle Fire Systems LtdGreater London, England, United Kingdom View → PS Phil Smith Phil Smith Colleague at Triangle Fire Systems LtdKingswinford, England, United Kingdom View → RE Ralph Ede Ralph Ede Colleague at Triangle Fire Systems LtdUnited Kingdom View →
FAQ

Frequently asked questions about Marcus Wallis

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

What company does Marcus Wallis work for?

Marcus Wallis works for Triangle Fire Systems Ltd.

What is Marcus Wallis's role at Triangle Fire Systems Ltd?

Marcus Wallis is listed as Chief Executive Officer at Triangle Fire Systems Ltd.

What is Marcus Wallis's email address?

AeroLeads has found 1 work email signal at @hesimm.co.uk for Marcus Wallis at Triangle Fire Systems Ltd.

Where is Marcus Wallis based?

Marcus Wallis is based in United Kingdom while working with Triangle Fire Systems Ltd.

What companies has Marcus Wallis worked for?

Marcus Wallis has worked for Triangle Fire Systems Ltd, He Simm, Laing O'Rourke, Mace Mep Services Limited, and Skanska.

Who are Marcus Wallis's colleagues at Triangle Fire Systems Ltd?

Marcus Wallis's colleagues at Triangle Fire Systems Ltd include Tom Mccarthy, Matthew Tappenden, Chiara Wengraf-Jones, Thomas Nisbet, and Francis Mbom.

How can I contact Marcus Wallis?

You can use AeroLeads to view verified contact signals for Marcus Wallis at Triangle Fire Systems Ltd, including work email, phone, and LinkedIn data when available.

What skills is Marcus Wallis known for?

Marcus Wallis is listed with skills including Building Services, Value Engineering, Construction, Contract Management, Commercial Management, Construction Management, Subcontracting, and Contractors.

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