Professional
Victor Ehrnrooth
Stockholm, SE (open to relocation) · victor.ehrnrooth2@gmail.com
Fast-learning, execution-focused associate with extensive experience managing multi-party projects across energy, tech, and defence. Co-created CxO initiatives, identified market expansion strategies, and improved operations at McKinsey. Led military units in field exercises, scaled operations at an early-stage startup, and performed critical energy market modelling at a leading engineering firm. Commended for high-pace execution, analytical skill, and operational excellence.
Section 01
Experience
McKinsey & Company , Stockholm, Sweden
September 2025 - Present
Junior Associate
Selected list of projects follows.
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Operations Excellence & Growth Acceleration, TMT: B2B SaaS
Produced company-first granular churn-risk model to categorise >4,000 accounts by churn risk and co-create growth and churn management strategies and new customer success (CS) operating procedures with the CS executive team.
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Growth Acceleration, Energy: BESS & Clean Technology
Led critical expansion workstreams, conducting diagnostics into energy market revenues, regulations, and deployment timelines for BESS across 10+ geographies while coordinating deployment of new market functions and legal organs.
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Operations Excellence, Energy: Heat pumps & Clean Technology
Benchmarked best-in-class players against internal practices to identify opportunities for heat-pump installation optimisation at scale.
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Vendor Commercial Due Diligence, Private Equity: Infrastructure & B2C Software
Analysed competitive landscape in Nordic software and infrastructure markets, informing fund investment decisions.
AFRY Engineering Consultancy , Oxford, UK
June 2024 - September 2024
Energy Intern (Energy modelling; received full-time offer)
- Independently developed a foundational data extraction workstream for the most advanced European energy model (BID3), utilising SQL, R, and Excel to deliver cutting-edge system analysis for key UK energy market stakeholders.
Finnish Defence Forces - Finnish Marines , Raseborg, Finland
July 2022 - June 2023
Second-Lieutenant (Military service & officer school)
- Led battalion-level signals operations for a Marine Staff and Signal Company, directly coordinating communications for 150+ soldiers in simulated combat and international exercises.
- Recognised for excellence via the Raseborg Dutiful Service Award and graduated with distinction from the Reserve Officer School (RUK) (7% admissions rate nationally).
Berri.io , Philadelphia, USA
October 2020 - October 2021
COO (Early stage social media start-up, 5,000+ users)
- More than doubled user base to 5,000+ and won competitive UPenn Innovation Fund support by leading pitch efforts and marketing operations, supported by proprietary R-based parsing algorithms and financial scenario modeling.
Section 02
Education
University of Oxford , Oxford, UK
July 2025
Master of Philosophy, Distinction
- Distinction in all courses and thesis; top 5 (out of 70+) in cohort overall.
- Thesis: "Publish, Perish, or Pivot: Project Completion and Alignment Under an Uncertain Bayesian Signalling Framework".
- Microeconomics tutor for second-year undergraduates; Team Lead at The Oxford Strategy Challenge.
University of Pennsylvania , Philadelphia, USA
May 2022
Bachelor of Arts, Honours, Summa Cum Laude
- Major: Mathematical Economics. Cumulative GPA: 3.98 / 4.00.
- Department Liaison, Economics Advisory Board.
- Board Member, International Student Advisory Board.
Section 03
Additional
- Languages
- Fluent English, Swedish, Portuguese, and French; Intermediate Finnish; Elementary Spanish and Polish.
- Technical
- Intermediate Cursor, Python (ML/data: scikit-learn, PyTorch, Pandas, NumPy) and R; beginner SQL.
- Citizenships
- Brazilian and Finnish (right to work across the European Union and MERCOSUR).