Global experience · Multi-jurisdiction perspective · Partner-led

Senior leadership for the decisions that shape enterprise value.

GMMN GEO Services is a partner-led advisory firm providing fractional CFO & international tax, product and marketing leadership to founders, boards and international groups. One commercial lens, three executive disciplines, direct partner accountability.

Finance · Product · Marketing · One commercial lens
Partner-ledNo junior hand-off
Cross-borderGlobal operating experience
Board-levelExecutive decision support
Four continentsInternational operating experience
Flexible mandateRetainer · Interim · Project
One commercial lens

Executive expertise, without unnecessary complexity.

Most advisory firms operate in silos. We connect finance, tax, product and marketing decisions around the same commercial objective — profitable, controlled and scalable growth.

01

Direct partner ownership

Your mandate is led by the specialist whose career was built in that discipline. Advice stays senior, practical and accountable.

02

International operating mindset

Built for businesses dealing with cross-border structures, multi-entity reporting, regulated markets and geographically distributed teams.

03

Advice built for execution

We focus on decisions, operating models, governance and measurable outcomes — with advice designed to translate directly into execution.

Services

Three executive practice lines. Clearly defined. Fully partner-led.

Engage one practice independently or combine disciplines for a coordinated mandate across finance, product and growth.

01 · Finance & Tax

Fractional CFO & International Tax Advisory

Finance leadership for international businesses that need reliable reporting, stronger controls, forward-looking planning and commercially grounded tax structuring — without immediately building a full in-house executive finance layer.

Led by Georgios Orfanides · Partner · FCCA · ADIT (CIOT)

Core scope

  • Group financial control, close discipline and multi-entity consolidation
  • IFRS reporting, management reporting and board / investor packs
  • Budgeting, forecasting, cash flow, KPI design and FP&A
  • Statutory audit leadership and external adviser coordination
  • International tax, treaty positions and cross-border corporate structuring
  • Governance, finance policies, controls and documentation architecture
CFO · Transformation project · International tax advisory
02 · Product

Product Advisory & Fractional CPO

Senior product leadership for digital businesses where roadmap discipline, user behaviour, monetisation and unit economics determine whether growth compounds or stalls.

Led by Avra Solomé · Partner · Product & commercial strategy

Core scope

  • Product strategy, roadmap prioritisation and operating cadence
  • Retention, engagement, onboarding and customer lifecycle design
  • Subscription, hybrid and marketplace monetisation models
  • Product-line P&L, KPI ownership and unit-economics analysis
  • Data-led experimentation, UX optimisation and A/B testing
  • Cross-functional alignment across product, data, marketing and support
Fractional CPO · Advisory retainer · Product transformation project
03 · Marketing

Marketing Advisory & Fractional CMO

Commercial marketing leadership connecting brand, acquisition, retention and media investment to the P&L — with disciplined spend governance and clearer performance accountability.

Led by Maria Constantinou · Partner · Media, brand & growth

Core scope

  • Go-to-market strategy and annual marketing planning
  • ATL / BTL strategy, media planning and budget governance
  • Digital acquisition, paid media, content and social strategy
  • CAC, LTV, payback period and channel-performance discipline
  • Brand partnerships, sponsorships and commercial collaborations
  • Agency governance, campaign measurement and executive reporting
Fractional CMO · Advisory retainer · Campaign / growth project
Where we add value

Built for moments when complexity starts to outrun the organisation.

Scale

International growth

The group has expanded across entities or jurisdictions, but reporting, governance, planning and operating processes have not yet caught up.

Transition

Executive capability gap

You need senior CFO, CPO or CMO leadership now — while retaining flexibility before making a permanent executive hire.

Control

Board-ready visibility

Management information exists, but the board needs a sharper view of performance, risk, cash, priorities and decision ownership.

Transformation

Operating-model redesign

Processes, responsibilities and systems need to be rebuilt around scale, accountability and faster execution.

Cross-border

Structural complexity

Tax, legal entities, reporting and commercial operations need to work together across jurisdictions rather than as separate workstreams.

Performance

Commercial discipline

Growth is present, but margins, unit economics, CAC / LTV, roadmap choices or marketing spend need stronger executive challenge.

How we work

Senior, discreet and designed to integrate quickly.

Our role can be strategic, hands-on, or both. We adapt to the maturity of the business and the urgency of the mandate.

01

Diagnose

Understand the operating model, decision bottlenecks, data quality, commercial priorities and immediate risk areas.

02

Prioritise

Separate what is urgent from what is merely noisy, and define the decisions that will materially move performance or reduce risk.

03

Implement

Work directly with management and internal teams to embed processes, reporting, accountability and operating rhythm.

04

Transfer

Leave the organisation stronger — with better governance, clearer ownership and capability that remains after the mandate ends.

Founding partners

The people advising you are the people doing the work.

Each practice line is owned by a senior operator with deep functional experience. Direct accountability, senior involvement and no unnecessary layers.

GO
G.
CFO & International Tax

Georgios Orfanides

FCCA · ADIT (CIOT)

18+ years spanning Big Four tax advisory and senior finance leadership in international groups, with experience across cross-border structuring, financial control, IFRS, multi-entity reporting and complex multi-jurisdiction operations.

AS
A.
Product & Commercial Strategy

Avra Solomé

MSc Marketing · BA Management Studies

20+ years across digital product, marketing and commercial strategy, including 13+ years of senior product leadership for high-traffic digital platforms with responsibility for strategy, monetisation, growth and P&L outcomes.

MC
M.
Marketing, Media & Growth

Maria Constantinou

BSc Sociology · University of Crete

15+ years across media buying, advertising, brand partnerships and multi-channel campaigns, with experience spanning digital publishing, radio, print, food-delivery platforms and major international brand partnerships.

International experience

Cyprus based. Experience across four continents.

Our partners have worked across international groups, cross-border structures and geographically distributed operations. The value is not simply jurisdictional familiarity; it is understanding how finance, tax, product and marketing decisions interact when a business operates across borders.

Europe
North America
South America
Asia

Experience reflects the partners' professional exposure across selected jurisdictions and international group structures; it does not imply a permanent office or regulated presence in every market.

Confidential enquiries

Senior expertise from the first conversation.

Tell us the decision, challenge or transition you are facing. We will identify the most appropriate partner and engagement structure for an initial discussion.