Sousana Patsoumi-Kalfa

Sousana Patsoumi-Kalfa

Founder & CEO of Atlas Academy – General Manager & Co-Founder of Atlas Consulting

Sousana Patsoumi-Kalfa is the Founder of Atlas Academy and CEO of Atlas Consulting, with over 25 years of experience in strategic accounting, financial management, and business consulting.


She supports Greek and international companies in business strategy, consulting, internal organization, and financial growth, with specialized expertise in international business development.


She is an author, speaker, and trainer in strategic accounting, human resources, financial development, and change management.

She holds a degree in Accounting and Finance, as well as two master’s degrees in Accounting & Financial Management and International Accounting Standards, and has also studied Counseling and Human Resource Management.

She believes that true growth begins from within, when strategy is combined with awareness and numbers with human understanding.

Sousana Kalfa’s Career Roadmap

Foundations & Financial Expertise (1997–2004)
  • Certified Tax Accountant (Class A) & Business Consultant – Integrated Business Consultants (1997–2004)
    Focus on strategic accounting, tax planning, budgeting, business planning & executive coaching.
  • Managerial Accountant – Greek Shoes Industries (1998–1999)
    Business planning, costing, cost models, production lines.
  • Managing Director & Securities Market Representative – Dynamic Brokers S.A. (1999–2001)
    Branch management, internal control of securities transactions, development of major accounts.

Key skills developed: taxation/accounting, financial analysis, corporate governance, management.

Entrepreneurial Leadership & Atlas Consulting (2004–present)
  • Co-founder & General Manager – ATLAS Consulting P.C. (2004–present)
    Co-founding, management, and development of BPO services, Tax Accounting, Business Strategy, and International Business.
  • Chief Business & Value Officer (2004–2018)
    Expansion into new markets, sales strategies, client relationships, commercial agreements.
  • Financial Consultant – Business Strategist – Certified Tax Accountant (2004–present)
    Design of corporate strategy, revenue models, financial analysis, and marketing & promotional planning.

Milestones: scaling the client portfolio, creating repeatable SME growth methodologies, establishing Atlas as a reference point.

Academic / Educational Activity & Startup Ecosystem (2005–2014)
  • Professor of Personal & Professional Development – North College Thessaloniki (2005–2007)
  • Treasurer – Member of the Executive Board – TOWER NGO (2011–2012)
  • Business Coach & Founding Team – Innovation Farm EU (2011–2014): acceleration of “StageOne,” coaching ideas → prototypes → validation → pitching.
  • Mentor/Coach – Startup Live Thessaloniki (05/2014).

Value: transferring know-how to new entrepreneurs, mentoring, innovation networks.

Business Spin-offs & Educational Entities (2014–2018)
  • Founder & CEO – AtlasHub: The Business Growth Hub (2014–2018)
    A community and hub for SME professional and business growth.
  • CEO / Founder – Trainer – Atlas Learning Lab (2015–2018)
    Design and delivery of seminars, workshops, and webinars on management and entrepreneurship skills.

Outcome: structured programs built on real business cases, frameworks, and progress evaluation.

Internationalization & Market Partnerships (2015–present)
  • International Business Development Manager (2015–present)
    Market entry services in Greece: market research, company incorporation, international taxation, HR & recruiting, Golden Visas.
  • Greece Tax–Accounting–Company Formation Partner – Centuro Global (2021–2023) & IR Global (2021–2023).
    International network for market entry strategies, company incorporation, and tax compliance.

Key impact: enabling foreign investors’ access to the Greek market through end-to-end solutions.

Business Communities & Advisory (2019–present)
  • Trusted Member – Accace Circle Business Community (2019–present)
  • Advisory Council Member – Linkar Global (2022–present)

Role: building collaboration bridges, international relations, best practices.

Atlas Academy (2024–present)
  • Founder & CGO, Atlas Academy – Self Development • Leadership Development • Business Growth (2024–present)
    Creation of an academy built on five pillars: self-development, leadership, business growth, and excellence in accounting & consulting.

Goal: measurable upskilling of individuals, teams, and organizations through mentoring, feedback, and clear frameworks.

Talks, seminars, and workshops

I have delivered talks, seminars, and workshops for the following organizations and events:

  • at the Youth Business Network  during the international conference Restart Balkans
  • at the  Όμιλο Νεανικής Επιχειρηματικότητας
  • at the Group of Young Scientists and Professionals, HU.M.A.N.S.
  • at  AIESEC  at the Youth Today conference
  • at the Thessaloniki Money Show (7 times) and Kozani (1 time)
  • at the TEI of Thessaloniki
  • at the University of Macedonia
  • at Open Coffee Thessaloniki
  • at the first Startup Accelerator in Northern Greece, in collaboration with Innovation Farm, the Stage One Accelerator
  • at Startup Showcase
  • at Startup Live
  • at Agri-Ent Accelerator
  • in the Agribusiness and Agricultural Economy community
  • at the organization TOWER
  • at  Σύνδεσμό Γυναικών Επιχειρηματιών Ελλάδος
  • at the Larissa Chamber of Commerce
  • at Youth Business Network International
  • at Entrepreneurship Paths by Skywalker.gr
  • at the Accace Circle Network
  • at the Centuro Global Network
  • at the IR Global Network
  • at the x-path Network
  • at the First Digital Accounting Forum
Articles & E-books

I have written over 250 articles in both Greek and English, as well as the following e-books:

  • Happy Business Happy People (gr, en)
  • 2016, New Year – New Beginning (GR)
  • How to stand out in a very crowded market (en)

Articles by Sousana Kalfa

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