türemiş!interim
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Serkant Türemiş, interim manager for finance and controlling

Serkant Türemiş

Interim Manager for Finance and Controlling

I take over finance and controlling on an interim basis,from day-to-day operations to leadership.

Request profileContact
  • Month-end close
  • IFRS group reporting
  • Rolling forecast
  • Liquidity planning
  • Scenario planning
  • Business case
  • ERP migration
  • Carve-out
  • Post-merger integration
  • Restructuring
  • Royalties and licensing
  • Interim leadership
  • Budgeting
  • AI agents
0+
Years in finance and controlling
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Interim and consulting mandates since 2020
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Industries, from manufacturing to non-profit
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ERP projects, roll-outs, migrations and upgrades

Industries

Sector-agnostic, not sector-blind

  • Industry & manufacturing
  • Consumer goods & retail
  • Renewable energy
  • Health care
  • Telecommunications
  • Non-profit
  • Live entertainment
  • Music & publishing

Each of these industries has its own vocabulary. The numbers behind them follow the same logic.

Where you deploy me

Fields where I deliver from day one

  • Steering, budget & forecast

    Annual budgets, rolling forecasts, liquidity and scenario planning, business cases and investment analysis.

  • Reporting & group closing

    Monthly, quarterly and annual closing, IFRS group reporting, management reporting with analysis and commentary. In international assignments and positions also in English.

  • ERP & transformation

    ERP roll-outs, migrations and upgrades across four projects, from SAP to MS Dynamics to Sage 100. Carve-outs, post-merger integration and restructuring.

  • Interim leadership

    Standing in for finance managers, leading finance teams on mandates, advising management. Leadership experience from permanent roles leading four departments in parallel, controlling, financial accounting, IT and office management. Signing authority (Prokura) at three companies.

  • Licensing & royalties

    Licensing and royalty controlling with international licensors and rights holders, from contract analysis through settlement to audit.

  • AI & automation

    AI agents and MCP workflows on live systems, advanced Excel tooling, automation that outlasts the mandate.

Serkant Türemiş, portrait

“I professionalise yourcontrolling. After that you discussdecisions instead of numbers.”

Serkant Türemiş

Selected mandates since 2020

Track record

  • 03/2026 to 08/2026

    License Controlling

    Tonies GmbH, Düsseldorf

    Listed consumer audio company built on licensed children's IP.

    Quarterly royalty settlements including minimum guarantees and recoupment, client-side project lead for a licence audit by a US studio, SOPs for an automation tool.

  • 01/2025 to 06/2025

    Financial Management and Controlling

    CBS GmbH, Willich

    Debtor-in-possession insolvency under private equity ownership.

    Led a four-person finance team, stood in for the finance manager, central contact for the insolvency monitor and the auditors, prepared the annual financial statements, owned the Sage 100 upgrade.

  • since 05/2022, ongoing

    Financial Controlling and Consulting

    innn.it e.V. (formerly Change.org e.V.), Berlin

    Registered non-profit association.

    Monthly reporting with budget-to-actual comparison, annual report and budgeting, process improvement, a continuous mandate for more than four years.

  • 09/2022 to 12/2022

    Financial Controlling and Consulting

    Global Tech I Offshore Wind GmbH, Hamburg

    Renewable energy, operator of an offshore wind farm.

    Quarterly reviews and business plan, consolidation of departmental costs into a multi-year cost plan.

  • 08/2020 to 04/2021

    Financial Controlling

    Ticketmaster GmbH, Berlin

    Ticketing for live and sports events.

    Improved reporting guidelines for management and the holding company, reconciled very large transaction datasets from a major production.

  • 06/2020 to 02/2021

    Operations Management

    Oji Europe GmbH, Nauen

    Health care and disinfection solutions.

    Business development through network contacts, certification research, trade fair presence including cost planning and evaluation.

Further mandates on request.

What others say

References

“I worked with Serkant in an international environment. He proved to be a loyal professional with sound knowledge and expertise in management and controlling.”

Caspar Gerwe

CEO, Stage Entertainment Touring, Amsterdam

“I know Serkant Türemiş as a highly reliable, hard-working and consistently correct person, combined with great fairness and full commitment to the cause.”

Jürgen Schröder

Managing Director, Disney's The Lion King, Hamburg

“The way Mr Türemiş worked was extremely results-driven and cost-conscious. He impressed with the excellent quality of his output.”

Xiongxiong Lin

CFO, Apassionata World, Berlin

“Serkant is an extremely reliable manager. However large or complex it gets, he runs it without surprises.”

Dr. Thomas Bone-Winkel

CFO, Massine Group, Berlin

“Serkant Türemiş professionalised our controlling and gave our reporting a new face. He is solution-oriented, dependable and brings a great deal of experience.”

Nora Circosta

Board member, innn.it e.V., Berlin

“Serkant is a truly good professional, and working with him is easy and even enriching.”

Sylvie Lahuppe

MarCom Manager, Stage Entertainment Touring France, Paris

Career foundation

Three decades, always accountable

  1. since 2020

    Interim manager for finance and controlling, türemiş!consult. Mandates from manufacturing to non-profit.

  2. 2017 to 2019

    Commercial Director with signing authority, APASSIONATA World GmbH, 24 staff, finance function rebuilt after a change of ownership.

  3. 2016 to 2017

    Senior Manager Finance and Business Affairs with signing authority, Holiday on Ice, key role in the two-year carve-out following the sale to CTS Eventim.

  4. 2005 to 2016

    Financial Controller with signing authority, Stage Entertainment Touring Productions, IFRS reporting to headquarters in Amsterdam.

  5. 2001 to 2005

    Financial Controller, Stage Entertainment, en-suite musicals, helped build the financial reporting from the ground up as the business grew.

  6. 2000 to 2001

    Financial Controller, Cable & Wireless GmbH, project lead for the SAP R/3 rollout in FI/CO, UK GAAP reporting.

  7. 1991 to 2000

    Administration and accounting in tourism, automotive, textiles and musical theatre.

Systems & Tools

What I work with

ERP and finance systems

  • Dynamics 365 Business Central
  • Sage 100
  • DATEV
  • Workday Financials & Adaptive
  • Oracle Hyperion
  • DCW
  • SAP FI/CO

Analysis and reporting

  • MS Excel
  • Power Query
  • Power BI
  • Tableau
  • Lucanet

AI agents and automation

  • Claude
  • ChatGPT
  • MCP Workflows

Collaboration

  • Apple macOS
  • MS Office 365
  • Google Workspace
  • MS Teams
  • Slack
  • Jira
  • Confluence

Languages

  • German · native
  • English · C1
  • Turkish · C1
  • Italian · A2

For providers and recruitment consultants

Terms of engagement

  • Contract type

    Services or works contract

  • Temporary agency work

    Excluded

  • Geographic scope

    Europe-wide

  • Remote share

    By agreement

  • Time commitment

    Two to five days per week

  • Availability

    On request

Serkant Türemiş on the phone

Contact

Let's talk aboutyour mandate

I will send you the full profile with the complete project list on request.

Memberships and certification

Associations

  • DDIM

    DDIM, German Interim Management Association

  • ICV

    ICV, International Association of Controllers

  • VGSD

    VGSD, German Association of Founders and Freelancers

  • Quality-assured interim manager

    Quality-assured interim manager