Greg Mckenzie
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Greg Mckenzie Email & Phone Number

Chief Financial Officer at HEATONIST
Location: Boston, Massachusetts, United States 14 work roles 1 school
1 work email found @williamsmarston.com 2 phones found area 617 LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email g****@williamsmarston.com
Direct phone (617) ***-****
LinkedIn Profile matched
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Current company
Role
Chief Financial Officer
Location
Boston, Massachusetts, United States

Who is Greg Mckenzie? Overview

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Quick answer

Greg Mckenzie is listed as Chief Financial Officer at HEATONIST, based in Boston, Massachusetts, United States. AeroLeads shows a work email signal at williamsmarston.com, phone signal with area code 617, and a matched LinkedIn profile for Greg Mckenzie.

Greg Mckenzie previously worked as Partner at Williamsmarston Llc and Managing Director at Williamsmarston Llc. Greg Mckenzie holds Accounting And Finance from Oxford Brookes University.

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Email format at HEATONIST

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{first_initial}{last}@williamsmarston.com
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Profile bio

About Greg Mckenzie

More than 25 years of senior leadership experience driving transformation and finance organizational excellence. I have a demonstrated track record of transforming Finance organizations, creating roadmaps for future expansion, optimizing processes to deliver high-efficiency and cost savings, and both planning and executing post-merger integrations.Significant focus on Private Equity portfolio businesses, normally with a requirement to scale or adapt fast. Frequently serving as Interim CFO to establish, or modernize Finance teams, providing cross-functional executive and PMO leadership, both initiating and fully delivering practical and pragmatic, cross-functional improvement plans. Experienced in debt management and reporting, as well as the FP&A demands to create actionable, timely business performance data.Leading cross-functional teams on time-sensitive projects, I enjoy developing and mentoring individuals and groups with a focus for sustainable and continuous improvement.Industry and technology agnostic, but with deep experience of software development and R&D, manufacturing and distribution, advertising and ad-tech, telecoms and healthcare.

Listed skills include Strategy, Telecommunications, Outsourcing, Change Management, and 21 others.

Current workplace

Greg Mckenzie's current company

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HEATONIST
Heatonist
Chief Financial Officer
Boston, MA, US
AeroLeads page
14 roles · 42 years

Greg Mckenzie work experience

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

Chief Financial Officer

Boston, Ma, Us

Partner

Boston, Massachusetts, Us

Focused on Finance Effectiveness and Transformation services to the Office of the CFO. Responsible for developing and maintaining successful relationships with select Private Equity firms to service their portfolio CFO’s with the full breadth of WilliamsMarston’s lines of service (including advisory, taxation and valuation services)Responsible for sourcing and servicing the firm’s largest client engagement, including serving as an Interim CFO and Chief Transformation Officer for a start-up subsidiary of a global OEM vehicle manufacturer.

Jul 2022 - Jun 2024

Managing Director

Boston, Massachusetts, Us

Designing practical performance improvement strategies for Finance Operations and peripheral functions across a broad spectrum of clients, increasingly within Private Equity backed portfolio companies. Helping Finance teams scale and improve performance to both current and future conditions. Led engagements to remediate cashflow and liquidity issues by establishing predictable and reliable cash forecasts and leading cross-functional improvement actions for working capital improvements

Jan 2019 - Jul 2022

Director

Boston, Massachusetts, Us

Specialist in operational excellence, process efficiency, organizational change and profit maximization. Extensively engaged with a variety of client companies across the US. Highlights:­- Identified $5.7million (~15%) of annualized savings a rapidly scaling telecommunications company­- Interim management and resolution of pressing Financial and Operational issues­- Established robust change management techniques­- Designed and delivered performance management training to 175 operational managers (from COO to Supervisor)­- Developed sustainable six-sigma capability for continuous improvement

Feb 2016 - Dec 2018

Vp / Global Business/Strategic Operations Lead - Ip Platforms

Espoo, Southern Finland, Fi

Lead the creation of multi-year plan for IP Platforms (7,400 HCT division) and turning long-term theory into short-term practice. Design and operate divisional monthly performance review process with corrective actions and follow-up.Establish Workforce & Skills Management and Compliance activity for the division. - Leadership of 12 month project to revise pricing approach to software products - Published global site-reduction strategy

Apr 2014 - Jun 2015

Vp / Head Of Business Operations - Global Customer Delivery

Espoo, Southern Finland, Fi

Business performance management and tracking for Global delivery organization (~34,000 HCT). Identification and leadership for corrective actions with follow-up for timely and complete execution and outcome management.Creation of multi year planning outlooks and business plans for major transformational activity and benefit tracking.Corporate compliance monitoring and enterprise risk assessment and business continuity plan maintenance and testing. - Implemented business performance monitoring leveraging Lean Six-Sigma techniques and common project delivery dashboards

Jan 2012 - Mar 2014

Vice President - Services North Europe

Espoo, Southern Finland, Fi

Leadership of over 250 direct, and 650 indirect personnel in UK and Ireland, developing new business and delivering existing customer (both telecom carrier/non-carrier customers) projects within the Professional Services Group. Key focus on major legacy 'at-risk' contracts and led turn-around on operational improvement to meet customer SLA and commercial renegotiation to remedy counter-productive contract terms - Created and led an urgent ‘get-well-plan’ on a $650M value Managed Services contract subsequently leading to project recovery and significantly improved customer satisfaction - Led a renegotiation of the key contract terms on the same contract, mitigating significant financial exposure

Nov 2010 - Dec 2011

Director Of Operations & Business Strategy

Espoo, Southern Finland, Fi

Day to day operations of 250 FTE direct (and 650 indirect FTE) for North Europe Services division.Commercial governance and financial monitoring of Managed Outsourcing contracts and Network and System Integration engagements.Development of near-term tactical, and mid-term strategic direction to build and grow ALU's Services capabilities and market-share.

Jan 2010 - Nov 2010

Director Of Billing & Revenue Assurance

Carphone Warehouse

Operational leadership of 30 personnel with annual budget of ~£20 millionDirected the set-up, testing and ongoing operational billing of all Company telecom billing platforms (~3 million domestic customers / £2Bn annual turnover) as well as manage all fulfilment suppliers (format, print and post)Established and maintain OFCOM (UK regulator) ‘TMBS’ accreditation and compliance

2007 - 2010 ~3 yrs

Traveller

Sabbatical

Took a period of time away from corporate life to indulge a passion for travel. I made a solo motorcycle trip 45,000 miles throughout the America's, riding from the southernmost tip of South America to the oil fields of northern Alaska.

2005 - 2006 ~1 yr

Director Of Billing & Collections

Telewest (Later Virginmedia)

Operational leadership of 150 personnel FTE with annual budget of ~£35 million. Responsible for the timely, accurate and complete billing of telecom services to all company business customers. Maintenance of customer satisfaction and Executive point of contact for all corporate billing complaints- Led significant site reduction program and establishing 2 new centers of excellence- Delivered 34% reduction in headcount and 40% reduction in cost, while improving customer satisfaction 10 points, and reducing the DSO 25% (releasing £8 million of debt from the Balance Sheet) - Documented and published re-write of end-to-end business processes

2002 - 2005 ~3 yrs

Director Of Strategy & Planning

Telewest (Later Virginmedia)

Created the bottom-up annual budget (as well as the multi-year, Long Range Strategic Plan) and presented/defended them to the main Board of Directors. Monthly publication of a Group Management Report (written commentary, KPI’s and analytical review) with corrective action identified and assigned. - Established investment appraisal board - Product manager for business TV portfolio and led negotiation with channel provider (Sky) for new term-sheet. Successfully mitigated potential liability of £23 million.

1999 - 2002 ~3 yrs

Head Of Finance

Telewest (Later Virginmedia)

- Led financial reporting and compliance to several complex and large-scale debt financing deals- Creation of multi-year plans to support rapid business expansion- Established dedicated finance team supporting B2B Business Services Division (£250m turnover)- Represented £300m Division at Executive Board level

1993 - 1999 ~6 yrs

Audit Senior / Manager

Pwc

Gb

Joined Deloitte, Haskins + Sells (ultimately PwC) to complete the then new Accounting Technician qualification. Rising to Audit Senior / Manager based in the London office, specialized in media-based clients

1985 - 1992 ~7 yrs
1 education record

Greg Mckenzie education

  • Oxford Brookes University
    Oxford Brookes University
    Accounting And Finance
FAQ

Frequently asked questions about Greg Mckenzie

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

What company does Greg Mckenzie work for?

Greg Mckenzie works for HEATONIST.

What is Greg Mckenzie's role at HEATONIST?

Greg Mckenzie is listed as Chief Financial Officer at HEATONIST.

What is Greg Mckenzie's email address?

AeroLeads has found 1 work email signal at @williamsmarston.com for Greg Mckenzie at HEATONIST.

What is Greg Mckenzie's phone number?

AeroLeads has found 2 phone signal(s) with area code 617 for Greg Mckenzie at HEATONIST.

Where is Greg Mckenzie based?

Greg Mckenzie is based in Boston, Massachusetts, United States while working with HEATONIST.

What companies has Greg Mckenzie worked for?

Greg Mckenzie has worked for Heatonist, Williamsmarston Llc, Alcatel-Lucent, Carphone Warehouse, and Sabbatical.

How can I contact Greg Mckenzie?

You can use AeroLeads to view verified contact signals for Greg Mckenzie at HEATONIST, including work email, phone, and LinkedIn data when available.

What schools did Greg Mckenzie attend?

Greg Mckenzie holds Accounting And Finance from Oxford Brookes University.

What skills is Greg Mckenzie known for?

Greg Mckenzie is listed with skills including Strategy, Telecommunications, Outsourcing, Change Management, Finance, Management, Integration, and Project Planning.

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