Mustafa Sezgin Email & Phone Number

Istanbul, Türkiye

Istanbul, Turkey

TRAngels is a multi-shareholder Investment Company and Angel Investment Network. We are a network of angel investors funding early-stage technological start-ups.

Ankara, Turkey

Mission is to be the "Digital Entrepreneurship Guide" of Turkish ecosystem by supporting the journey of as many entrepreneurs and ecosystem stakeholders as possible.

Ankara, Turkey

Fonbulucu is the first licensed equity based crowdfunding platform of Turkey.

Istanbul, Turkey

Mentoring & Coaching startups that are a part of Mentoring Program of Teknopark İstanbul

Istanbul, Turkey

- Reporting to the Internal Control Director and leading a team of 4 associates- Maintaining a robust internal control system and liaising with external and internal auditors to enhance internal control procedures- Preparing comprehensive internal control reports and presenting key findings to management- Recommending strategic, value-added controls to mitigate risks and support corporate strategy and goals

Istanbul, Turkey

- Reported to the Digital Services CXO and led a team of 8 associates- Managed the growth of 8 Turkcell Apps under the Digital Services Business Unit from an FP&A and Performance Management perspective- Directed the P&L for a diverse portfolio, overseeing a record-breaking 4 billion TL in revenue- Prepared detailed monthly and quarterly management reports (P&L, balance sheet, cash flow), providing critical financial information to management for informed decision-making and ensuring profitable operations- Delivered actionable insights to C-Level executives and other internal stakeholders, supporting decision-making processes for financial reporting, budgeting, forecasting, financial systems development, and auditing

Istanbul, Turkey

- Reported to the Financial Planning & Analysis Director, leading a team of 8 associates- Prepared financial analysis for over 50,000 tailor-made bids for B2B customers, focusing on ROI, NPV, EBITDA, and contract duration- Strategically increased the B2B customer portion of total revenue from 14% to 20% over a dynamic 5-year period- Communicated sales department performance, played an active role in financial control and P&L analysis, and interpreted data to enhance financial performance by product, segment, and customer- Supervised the company's quarterly and monthly forecast process, delivering commitments with detailed financial analysis- Automated the bidding process for B2B customers (IDC Awarded Tool – Best Future of Work Automation Project), streamlining from tailor-made pricing to billing

Istanbul, Turkey

- Reported to the Pricing Manager- Executed the annual pricing renewal process and assisted product teams in pricing strategies for over 15 telecom services, including Internet, Data Center, Security, Cloud, and SaaS platforms- Conducted pre-evaluation studies of tariff plans and campaigns to support new launches and post-evaluations to measure their impact- Analyzed competitor pricing and market trends to enhance market share and profitability

Adana, Turkey

- Led a team of 10 associates- Established a procurement contractor for the United States Army- Directed the procurement team in identifying new domestic and international suppliers, structuring and signing account agreements with suppliers and freight forwarders, managing requisitions and purchase orders, and overseeing follow-up processes- Priced over 2,000 products for more than 1,000 bids, achieving a winning ratio of 80%

Istanbul, Turkey

- Reported to the Finance Manager, leading a team of 3 associates- Contributed to one of Turkey's largest full turn-key telecom projects (Vodafone BSS) with a budget of 1.2 billion Euros and 12,000 GSM sites- Presented daily, monthly, and yearly forecasted financials by collecting, consolidating, and analyzing cross-functional information- Coordinated relations and requests from the global finance team, management, and internal stakeholders- Managed cost-saving projects with an actual budget of 100 million Euros

Ankara, Turkey

- Reported to the Project Manager, leading a team of 9 blue-collar associates- Contributed to the Baku-Tbilisi-Ceyhan (BTC) Pipeline Project, one of the largest multinational projects in Turkey with a budget of 3.4 billion USD- Prepared and analyzed the actual budget and cash flow on a daily, monthly, and annual basis- Contributed to monthly closing processes and the preparation of solo and consolidated financial statements- Prepared monthly Progress Payment Reports

Executive Mba, Business Administration And Management, General

Leading The Future Program

Global Leadership Program

Bachelor, Economics

Activities and Societies: AIESEC (International Student Organization)

Bachelor'S Degree, Mathematics