Our Team

Our diverse team comes with a wealth of international experience, born from years working locally and in global markets for some of the world’s leading companies.

Untitled design (4)

Laura Jeffery

Founder & Managing Director

B. Commerce, CPA, AICD

Biography
Untitled design (8)

Mark Armstrong

Senior Consultant

B. Technology - Mechanical Engineering
M. Technology - Manufacturing

Biography
Ari Photo

Ari Baatar

Consultant

B. Science – Architectural Technology
M. Engineering Management

Biography
James B

James Beltrame

Consultant

B. Commerce, CA

Biography
Untitled design (6)

Irene Carlyle

Senior Consultant

B. Management - Finance

Biography
Carolina Image

Carolina Curan Hernandez

Consultant

B. Business Administration and M. Finance

Biography
Emily

Emily Felton

Consultant

M. Science, Marketing

Biography
Duncan

Duncan Freeman

Financial Modeller

Chartered Accountant (SA)

Biography
Ned

Ned Jeffery

Senior Consultant

B. Economics & Finance, M. Business Administration

Biography
Scott

Scott Jeffery

Senior Consultant

B. Engineering - Geological

Biography
Amber-square

Amber Knox

Consultant

B. Commerce - Economics

Biography
Kah Leng

Kah Leng Loh

Senior Consultant

B. Commerce, CA

Biography
Jamieson

Jamieson Mulready

Consultant

B. Business Information Systems

Biography
Untitled design (5)

Tom Norris

Consultant

B. Commerce

Biography
Jason

Jason O’Neill

Senior Consultant

B. Commerce

Biography
Jacques

Jacques du Preez

Senior Consultant

B. Economics, M. Business Management

Biography
Brendan

Brendan Pretto

Senior Consultant

B. Commerce – Accounting, CPA

Biography
Felicity

Felicity Robertson

Senior Consultant

B. Arts, Journalism

Biography
Mark Skewes-square

Mark Skewes

Senior Consultant

B. Commerce, CPA

Biography
Amy-square

Amy van Stekelenburg

Senior Consultant

B. Arts, LLB (Hons), LLM

Biography

Our expansive and powerful industry network means TUNDRA has a little black book of specialists and subject matter experts at our fingertips, enabling us to scale up or pull resources in to meet any client needs.

Laura Jeffery

Managing Director and founder of TUNDRA Resource Analytics, Laura is a CPA-qualified accountant with experience in the world’s largest mining companies across a diverse breadth of operational and corporate roles.

She has a reputation for being a diligent project manager, insightful business analyst and skilled financial modeller. Laura has a track record of success compassionately leading change, including post-transaction integration & separation and business transformation activities. Clients benefit from Laura’s extensive business and ERP knowledge, financial experience and the strength of her stakeholder engagement skills.

Mark Armstrong

Known for his collaborative leadership style, Mark is an accomplished, energized Senior Project Manager in the resource sector with over 30 years of experience. He brings to the TUNDRA team his leadership capabilities and breadth of technical knowledge and experience across major capital projects, project management, engineering, and maintenance operations. 

Mark has a successful track record in leading, motivating and managing professional teams in challenging work environments. He has demonstrated his wealth of personal & operational experience, influencing abilities and problem-solving skills through leadership of large teams and projects at several major mining and processing facilities within Australia.

Ari Baatar

Honing years of experience working on one of the world’s largest copper and gold deposits, Oyu Tolgoi, Ari is a highly skilled professional specialising in construction project management, engineering management, and business improvement.

Having recently moved to Australia from Mongolia to complete a Masters in Engineering Management from the University of Melbourne, Ari’s skills, coupled with her experience in Lean Construction, Lean Six Sigma, and strategic change management, see her deliver exceptional results in the projects she turns her hand to. 

Ari’s zest for life and can-do attitude, combined with technical expertise, make her a formidable asset to any team.

James Beltrame

James, a Chartered Accountant, joins Tundra with over 3 years’ experience at Deloitte working with large Government Entities. 

Having worked in Finance Assurance, James has a passion for Management reporting and Budgeting and its processes. Enthusiastic about delivering financial and qualitative insights and working with large data, James enjoys collaborating with both team members and clients to add value and look for opportunities in these areas.

Irene Carlyle

With over 15 years of professional experience, Irene has developed a profound expertise in finance, accounting systems, and process enhancement within the global mining industry. She has led successful global finance system implementations, demonstrating her proficiency as both a process specialist and a team leader.

Irene embodies an unwavering work ethic, a dedication to excellence, and exceptional rapport with all stakeholders. While her foundation in governance, accounting, and finance is robust, it’s her ability to genuinely connect with people that sets her apart.

Carolina Curan Hernandez

With over 13 years of experience spanning banking, consulting, manufacturing, commercial real estate, and non-profits, Carolina brings deep expertise in strategy development and process optimisation. She takes a holistic approach to business transformation, ensuring teams, clients, and stakeholders remain at the heart of every initiative. Backed by postgraduate studies in Finance, Entrepreneurship & Innovation, and Management, she has honed strong leadership and change management capabilities, helping organisations navigate complexity and drive lasting impact.

Emily Felton

With a diverse background and career in B2B marketing, project management and higher education, Emily applies her organisational skills, meticulous attention to detail, and track record of going above and beyond for clients in the capacity of PMO and Systems Implementation Specialist for TUNDRA. Emily has gained deep on-site mining experience operating on a significant structural remediation project for a globally diversified mining company. She fundamentally contributes to the success of the projects through precise, dynamic scheduling, efficient acquisition & utilisation of resources and extensive systems design & testing skills. Her enthusiasm and aptitude for leveraging ERP, HRIS, payroll and project management systems, tools & applications create tangible value in a results-driven team.

Duncan Freeman

Duncan has joined TUNDRA from across the pond – both from his origins in South Africa and now his residency in New Zealand – bringing with him a unique combination of unparalleled financial modelling skills with extensive mining knowledge.

As a subcontractor to TUNDRA through Untamed Analytics, our partnership with Duncan allows us to provide world class financial modelling as part of our economic evaluation service offering to clients.

Working at boutique corporate finance firms in Johannesburg, to Ernst & Young and Bayerische Landesbank in London, Duncan’s private and multinational experience in project finance, deal modelling, budgeting toolsets, model auditing and review, is deep and varied.

Complementing Duncan’s technical finance skills, his deep experience in building business & project valuation models, cost models and life of operations valuation models across multiple commodities such as iron ore, gold, mineral sands, lithium and oil and gas creates a high impact, high value service offering to our clients.

Ned Jeffery

Ned brings extensive expertise in economics, finance, and business management to his role at TUNDRA, combined with a deep operational understanding of supply chain management, manufacturing and agriculture.

With degrees in economics and finance, as well as an MBA from Melbourne Business School, Ned holds over 15 years of executive experience with a strong track record as both a business owner and corporate leader.

Ned is a practical, transparent and solutions-oriented operator, with a focus on data driven outcomes.

Scott Jeffery

Scott has more than eighteen years’ experience in surface and underground mining operations across a range of commodities, with proven ability to excel in complex operating environments.

A geotechnical engineer by profession, Scott adopts an entrepreneurial approach and has extensive experience in operating system implementation and process improvement. TUNDRA clients seek out Scott for transformational leadership & project management, operations planning, crisis management and business value optimisation.

Amber Knox

Amber is a skilled and effective projects & financial analyst with proven abilities in project administration, scheduling & reporting, analysis, finance, content & collateral development and systems transformation activity execution. Armed with analytical thinking, excellent communication skills, advanced PowerPoint and Excel capabilities as well as significant exposure across multiple ERP systems, Amber is adept at collaborating with cross-functional teams to ensure projects are well-executed, and that change is managed effectively. She is also indisputable delight to have as part of any team.

Kah Leng Loh

Kah Leng is a seasoned finance and accounting professional with extensive experience spanning over two decades. Throughout her career, she has demonstrated a strong aptitude for leadership and strategic financial management. Her diverse skill set includes project valuation, business analysis, financial modelling, systems development and team management.

With a proven track record of delivering results, Kah Leng is keen to continue leveraging her expertise to make impactful contributions to organizations and teams alike.

Jamieson Mulready

A diligent analyst with an inquisitive mind and an abundance of energy, Jamieson is our resident data analyst, coder, developer and strategy & process optimisation specialist. Jamieson deploys his passion for big yellow machines together with his exceptional modelling and data analysis skills to create great value for clients, particularly in the mobile equipment strategy optimisation space. His positive attitude, collaboration skills and co-investment in his clients’ success make him a formidable business partner. Jamieson honed his skills internationally through roles in cyber security analytics, marketing and retail management.

Tom Norris

Tom is a multi-talented Financial Analyst, Content Creator and PMO. He has a limitless ability to master new technologies, applications and systems and is renowned for his rapid delivery of high impact work. Tom is valued by our clients for the quality of his analytics and reporting, his polished data visualisations, and the genuine cost savings and process efficiencies he has created. 

Tom has excelled as a project management officer and cost controller on several multi-year, high value projects. He further demonstrates the diversity of his talent as chief content creator at TUNDRA.

Jason O’Neill

Jason is an exceedingly capable internal auditor, financial analyst and data analytics guru with expert-level skills across the suite of Microsoft Office applications. A CPA candidate, Jason consistently provides tremendous value to clients for whom he has been an imbedded resource. He is known for conducting thorough and well-designed audits & forensic investigations, proactive creation of financial models & analytical tools and his demonstration of true business partnership. Jason has international accounting experience and ERP skills across SAP, Oracle and Great Plains.

Jacques du Preez

Jacques is a seasoned professional with extensive experience in consulting, financial services and local government sectors. His expertise spans countries, decades and key areas including business analysis, process re-engineering, resource management, project management and operations oversight.

With a proven track record in enhancing operational efficiency and managing complex projects, Jacques brings a strategics, hands-on approach to leaderships and organisational growth. 

His career reflects a deep commitment to fostering team success and driving business outcomes.

Brendan Pretto

Brendan joins TUNDRA as Manager of Finance and Analytics, having cut his teeth at BHP over the last 14 years.

An operational mastermind, Brendan’s passion for and understanding of how to improve business performance through financial optimisation, labour efficiencies and productivity is key to his success and what makes him a valued member of the TUNDRA team.

 Focused on Financial Analysis and Improvement, Brendan’s fundamental skillset and approach to what he does is in creating value for clients by helping them realise the opportunities within their biggest assets – their people.

Felicity Robertson

Felicity is a leading change, crisis, and communications advisor, with over 15 years’ experience developing and leading high performing, value-focused communications teams. In this time, Felicity has been exposed to a multitude of clients across varied sectors and has led teams to deliver on key change and communication challenges for global organisations such as Toyota Motor Corporation Australia, Qatar Airways and South32. 

Having been heavily influential in the strategic development and implementation of Crisis Management programs in the fields of Mining, Law, IT, Manufacturing, Retail, Aviation and Higher Education, Felicity is now directing those skills at the Resources industry to create a unique product offering for our clients. Felicity is a personable, professional, and experienced operator, with an acute ability to anticipate and solve issues for clients before they arise.

Mark Skewes

Mark is an experienced CPA qualified Senior Finance leader with a demonstrated history of working across a broad array of finance and related disciplines in operational, corporate and project management roles. Mark’s experience extends across a diverse group of organisations from start-ups to large-scale and complex multi-nationals in the mining and manufacturing industry sectors.

With a solid reputation for producing high quality results, Mark is adept at solving complicated problems, optimising processes and systems, delivering sustainable commercial and strategic solutions.

Amy van Stekelenburg

Amy is an expert in systems implementation, project management, process optimisation, data analysis, change management & stakeholder engagement. 

Drawing on a diverse educational history across media & communications, law and finance, Amy has experience in a breadth of industries and technical proficiency in multiple systems & analytics tools. 

Amy has gained on-site experience in business optimisation and supply chain management in a distressed business. She drives the success of projects through operational efficiency and has a track record of success in large data projects, project management, automation, business integration, and technology transformation leadership.