Alexandros Siormpas, Finance Expert in Amsterdam, Netherlands
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Alexandros Siormpas

Verified Expert  in Finance

Management Consulting Expert

Amsterdam, Netherlands
Toptal Member Since
December 15, 2016

Alexandros is a highly committed and results-driven pricing professional with a track record of significant top and bottom-line impact across Tier 1 eCommerce, marketplaces, and consumer goods businesses (Samsung, Philips, and eBay). He now freelances to contribute his 10+ years of deep expertise in engaging and challenging pricing and financial modeling projects.

Career Highlights

Commercial Analytics Manager
Philips TV EMEA HQ (TPV Technology)
Market Intelligence Analyst
Samsung European HQ

Education Highlights

Master's Degree
Aristotle University of Thessaloniki

Certification Highlights

Case Studies

Work Experience

Senior Pricing Analyst

2019 - PRESENT
Albelli-Photobox Group
  • Led the post-merger integration in the pricing domain since May 2022.
  • Contributed €18.4+ million/year incremental impact to the P&L by optimizing a complex portfolio of 5000+ prices and diverse promotions.
  • Managed the end-to-end data project lifecycle, from business requirements to final deployment.
  • Collaborated cross-functionally with business owners, product managers, engineers, and marketers.
  • Developed an AI-based pricing algorithm with a machine learning technology stack including R, Python, and SQL.
  • Redesigned the pricing data feeds to enable closed loops across internal platforms.
  • Optimized the CRM and website retention campaigns with multi-armed bandit experiments.
  • Enhanced the acquisition promotions in paid channels like SEA and Facebook with non-linear regression.
  • Delivered the fully automated analysis of A/B/n tests via R and Python scripts and self-service dashboards.
  • Designed and implemented a fully automated pricing data collection for 40 competitors.
Focus areas: Algorithms, Machine Learning, Artificial Intelligence (AI), Pricing Models, Pricing, Data Science, Price Analysis, P&L Forecasting, Forecasting, Regression Modeling, Netherlands, Microsoft PowerPoint, SaaS, Pricing Strategy, Microsoft Excel, Market Research & Analysis, Business Planning, Business Strategy, Monetization

Pricing Manager

2017 - 2019
  • Led cross-functional pricing transformation partnering with business development, data science, marketing, product management, and finance.
  • Managed and optimized 20,500 individual price points through mathematical optimization, A/B testing experiments, and supervised machine learning techniques.
  • Delivered €6.1 million per year incremental revenue from price optimization and €3.8 million per year by introducing an innovative freemium pricing strategy.
  • Increased the GMV take rate percentage by 1.2% for the horizontal business despite Facebook's entrance into the marketplaces.
  • Increased the customer base by 24.7%, improved product adoption by 13.4% and diversified the product mix through advanced cross-elasticity pricing analytics.
  • Introduced innovative price-drop communications through in-app notifications on iOS and Android.
  • Balanced inevitable pricing trade-offs between monetization, market share and NPS, while reduced price-related financial risk through a Monte Carlo stochastic simulation.
  • Implemented a highly accurate price-revenue forecast model based on exponential smoothing and deseasonalized time series with a 0.8% error rate.
  • Performed competitive benchmark against Facebook Marketplace, AliExpress, AutoScout24,,
  • Implemented new pricing monitoring mechanisms with automated cloud-based dashboards.
Focus areas: Pricing Strategy, Profitability Analysis, Market Research, Pricing, Data Science, P&L Forecasting, Forecasting, Regression Modeling, Netherlands, Microsoft PowerPoint, SaaS, Microsoft Excel, Pricing Models, Market Research & Analysis, Price Analysis, Business Planning, Business Strategy, Monetization

Commercial Analytics Manager

2014 - 2017
Philips TV EMEA HQ (TPV Technology)
  • Conducted pricing, business, market, and competitor analysis for a $900 million business.
  • Introduced and performed profit and loss statements (P&L) per customer, enabling profitability initiatives that improved EBITDA by 3.1%.
  • Advised on the product pricing strategy through price elasticity and a pocket price Waterfall analysis and additional 10.8% net top line.
  • Performed due diligence for strategic projects such as geographical expansion and new brand.
  • Consulted on the long-term roadmap of a product portfolio through a market segmentation analysis.
  • Collaborated with marketing and implemented a customer lifetime value and return on investment analysis.
  • Forecasted market demand by product category with a 1.3% accuracy deviation.
  • Partnered with the managing directors in formulating strategic plans and annual budgets.
  • Supported local commercial directors in formulating a channel strategy and optimizing the product-customer mix.
Focus areas: Business Planning, Business Intelligence (BI), Budgeting, Customer Lifetime Value (CLV), Price Analysis, Profitability Analysis, P&L Forecasting, Forecasting, Regression Modeling, Netherlands, Microsoft PowerPoint, Pricing Strategy, Pricing, Microsoft Excel, Pricing Models, Market Research & Analysis, Business Strategy, Monetization

Market Intelligence Analyst

2013 - 2014
Samsung European HQ
  • Delivered management reporting and analysis for smartphones, tablets, and wearables in Europe.
  • Supported business development with analysis enabled Samsung to turn around the tablet business and replace Apple from the number one position.
  • Performed portfolio benchmark against existing and upcoming competitors like Apple, Huawei, Sony, and others.
  • Partnered with the business development team on sizing new market opportunities like B2B, IoT, and shaped Go-to-market Strategy.
  • Advised the European portfolio team regarding demand potential, market fit and price positioning of new products.
  • Introduced innovative KPI dashboard endorsed by the EU executive team.
  • Liaised and collaborated with local subsidiaries and Korea headquarters.
  • Delivered impactful presentations across workshops with key accounts such as Vodafone, Telefonica, and more.
Focus areas: Portfolio Analysis, Data Analysis, Price Analysis, Market Research, P&L Forecasting, Forecasting, Regression Modeling, Microsoft PowerPoint, SaaS, Pricing Strategy, Pricing, Microsoft Excel, Pricing Models, Market Research & Analysis, Business Planning, Business Strategy

MBA Intern

2013 - 2013
Philips Global HQ
  • Generated monthly sales, pricing, and market share reports for all European countries.
  • Supported commercial strategy activities, including pricing, benchmarking, competition and market sizing.
  • Restructured reporting processes, which improved efficiency by 36%.
Focus areas: Market Research, Price Analysis, Financial Reporting, Regression Modeling, Netherlands, Microsoft PowerPoint, Pricing Strategy, Pricing, Microsoft Excel, Pricing Models, Market Research & Analysis, Business Planning, Business Strategy
2012 - 2013

Master of Business Administration Degree (MBA) in Business Administration

Vrije Universiteit Amsterdam - Amsterdam, The Netherlands

2005 - 2010

Master's Degree in Engineering

Aristotle University of Thessaloniki - Thessaloniki, Greece


Distribution, Market Power and Investigations

Baker McKenzie


Revenue Optimization, Forecasting, P&L Forecasting, Pricing, Pricing Strategy, Ratio Analysis, Profitability Analysis, Price Analysis, Financial Planning & Analysis (FP&A), Financial Modeling, Market Research, Discounted Cash Flow (DCF), Customer Lifetime Value (CLV), Budgeting, Business Intelligence (BI), Data Analysis, Portfolio Analysis, Financial Reporting, Mergers & Acquisitions (M&A), Fundraising

Output Software

Microsoft PowerPoint, Microsoft Excel, Prezi

Industry Expertise

Consumer Products, Telecommunications, Retail & Wholesale

Geographic Expertise

EMEA, Greece, Netherlands

Data & Analysis Software

Tableau, R, SQL, Looker


Business Planning, Regression Modeling, Pricing Models, Optimization, Pro Forma Analysis, Competitor Analysis & Profiling, Market Research & Analysis, Pocket Price Waterfall Analysis, Customer Analysis, Cost to Serve Analysis, Market Sizing, SaaS, Machine Learning, Neural Networks, Random Forest Regression, Business Strategy, Monetization, Monte Carlo Simulations, Python, Artificial Intelligence (AI), Algorithms, Product Costing, Business Models, Break-even Analysis, Price Sensitivity, Portfolio Management, Customer Segmentation, Strategic Planning & Execution, SWOT Analysis, Benchmarking, Strategy, Industry Analysis, Product Strategy, Activity-based Costing, Precedent Transaction Analysis, Data Science, Competitive Intelligence, Analytics, Business Modeling, Google Analytics, Pitch Decks

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