CFO, Finance Operatons, Finance transformation
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Audits
Sarah Marki Erichsen
Sarah is an experienced finance leader and advisor with a strong operational mindset and deep technical expertise. She works closely with management teams in companies that need to strengthen finance operations, improve reporting quality and create better links between systems, processes and business performance. She has strong experience from financial transformation, ERP and finance process improvement. Sarah understands how finance functions must be organised to support change, capture reliable data and deliver management information that enables better decisions. Her background from KPMG and FREYR Battery gives her a strong combination of advisory experience, finance leadership and hands-on operational execution. Sarah is particularly strong in situations where companies need to improve the finance function as part of a larger transformation. She brings a clear view of how process quality and system setup affect the value companies get from a transformation.
Selected experience
Partner, ADVALO, 2025–present
- Works with finance transformation, financial leadership and operational improvement
- CFO for a PE-backed acquisition case in establishment phas
- Supported financial transformation and improvement initiatives at Hurtigrute
- Delivered financial advisory services to Lerøy
- Works closely with management teams on finance organisation, reporting, systems, processes and control
Senior Manager CFO Advisory, KPMG AS, 2023–2025
- Advised clients on financial leadership, reporting, ERP implementation and improvement of finance processes
- Supported Vårgrønn with business support related to SAP S/4HANA implementation
- Worked as interim accounting manager for Lerøy Aurora, with reporting responsibility and improvement initiatives within finance
- Assisted with annual accounts, resource rent tax and ordinary tax reporting
- Supported Firesafe with technical consolidation and board reporting
Accounting Manager, FREYR Battery, 2021–2023
- Built and led the accounting function in a fast-growing company
- Responsible for developing ERP and related systems
- Responsible for external tax and accounting reporting
Finance Manager, KPMG AS, 2020–2021
- Led the finance department, with direct personnel responsibility for accounting, controlling and system roles.
- Led budgeting and forecasting processes
- Responsible for internal and external reporting
- Developed ERP and related systems
Accounting Manager, KPMG AS, 2018–2020
- Responsible for 15 employees, daily accounting operations and annual accounts for six companies
- Responsible for consolidation, statutory financial statements, tax returns and liquidity reporting
- Worked with business transactions including mergers, demergers and acquisitions
Auditor, KPMG AS, 2014–2018
- Audited medium-sized and large companies across several industries
- Worked with US GAAP, SOX, IFRS and NGAAP
- Prepared annual accounts and tax returns
- Worked with mergers, demergers and equity transactions
- Trained as IT auditor.
Education
- Master in Accounting and Auditing, Norwegian School of Economics, 2012–2014
- Bachelor in Business Administration, University of Agder, 2010–2012
- Marketing Candidate, BI Bergen, 2008–2010
It doesn’t feel like bringing in consultants. It feels like getting more great people on the team.
Contact NAME
Sarah brings experience from CFO, finance manager and advisory roles. She has strong expertise in finance transformation, finance operations and financial advisory, combining deep technical finance competence with a practical understanding of how effective finance organisations support transformation and value creation. At ADVALO, Sarah works closely with management teams on finance transformation, CFO support and financial advisory. Her assignments include PE-backed acquisition cases, Hurtigruten and Lerøy. Her experience includes leadership roles at KPMG and FREYR Battery. Sarah holds a Master’s degree in Accounting and Auditing from the Norwegian School of Economics.
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Sarah Marki Erichsen
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Practical perspectives shaped by our work and experience
May 3, 2026
–
5
Minute read
How a PE-backed growth company gained control of group reporting
A PE-backed growth company with 9 entities across 7 countries needed its first consolidated financial statements within a short timeframe. The result was a structured group reporting process, stronger financial control and a management reporting foundation fit for audit, further growth and a future exit.
Karianne Øye
Karianne brings deep expertise in finance transformation, finance operations and ERP implementations. She has led major changes across financial reporting, systems, processes and operating models in large organisations. At ADVALO, Karianne works closely with management teams, boards and owners to strengthen finance functions and secure progress in demanding transformation programmes. Her experience includes senior finance roles at Schibsted Media, Telenor Digital and Bertel O. Steen, with responsibility for group reporting, financial systems and process improvements. Karianne holds a Master’s degree in Economics and Business Administration from the Norwegian School of Economics.
Victoria Rasmussen
Victoria brings a combination of operational finance leadership and transformation experience, enabling her to understand both how finance functions operate and how they can be improved. She works across financial planning, performance management, reporting, processes and finance technology, with a practical approach to turning business needs into effective solutions. At ADVALO, Victoria supports clients in strengthening finance functions and improving the connection between financial processes, systems and management information. Her background from KPMG, ECIT and Visma gives her experience from both advisory and operational finance environments.
Isabelle Jokimäki
Isabelle brings strong expertise in finance management and performance improvement. She has experience from project-based organisations and has worked across project finance, investment analysis and economic decision support. At ADVALO, Isabelle works with system implementations and process improvements, with particular experience from assignment in the public sector. She supports clients in improving organisational effiiciency and finance processes. Her experience includes KPMG CFO Advisory and organisations within infrastructure, construction and advisory. Isabelle holds a Master’s degree in Business and Economics from NMBU.