Derek Siedentopf

Head of Finance bei PIA Advertising

Berlin Metropolitan Area

About

Currently working full-time as Head of Finance in Berlin. Graduated in Business Administration in mid-2017, highly focused on finance and trading. I was the commencement speaker of my graduation year. Worked prior as a working student for two well-known performance mobile companies and covered tasks amongst things like payables, receivables, financial forecasting, maintain accounting records and also reconciling accounts. In addition to this, I had a 6-months internship at Osram Licht AG, at the finance department. Specialties: Fluent in German, knowledge of Salesforce, Hasoffers, Billoid, SAP, MS Office, Google Suite and besides the entire billing process (payables, receivables, payroll) all major reporting tools for financial controlling.

Experience

  • PIA Advertising (Full-time · 6 yrs 9 mos)
    • Head of Finance
      Jan 2022 - Present · 4 yrs 6 mos

    • Head Of Finance
      Jan 2021 - Jan 2022 · 1 yr 1 mo

    • Finance Manager DACH/USA - Team Lead & Financial Accountant
      Oct 2019 - Jan 2021 · 1 yr 4 mos

  • TAB.COMPANY (2 yrs 1 mo)
    • Finance Manager Deutschland/USA - Team Lead/ Financial Accountant
      May 2019 - Oct 2019 · 6 mos

    • Finance Manager DE/USA
      Jul 2018 - May 2019 · 11 mos

    • US Accounting & Finance Lead
      Oct 2017 - Jun 2018 · 9 mos

  • Koneo Mobile (8 mos)
    • International Finance Process Manager
      Jun 2017 - Sep 2017 · 4 mos

      Knowledge in: *Accounts Payables: Processing incoming invoices and issuing credit notes to vendors *Accounts Receivables: Confirming monthly revenue figures with Koneo's account managers and issuing to clients accordingly *Reconciling accounts with accountants. Maintaining accounting records, including general ledger and payroll *Overseeing dunning process including reconciliation of bank accounts and payment reminders *Preparing financial forecasts and Cash Flow planning *Direct and regularly reporting to CFO

    • Working Student Finance
      Feb 2017 - May 2017 · 4 mos

      Knowledge in: *accounts payables *accounts receivables *salesforce *excel *Tracktica Key responsibilities: *financial forecasting reports *maintain accounting records, including general ledger and payroll *reconciling accounts *communicating regularly and reporting to the CFO *overseeing accounts payables & receivables

  • Working Student Finance at Kadias Media UG
    Oct 2016 - May 2017 · 8 mos

    Key responsibilities: *Booking of accounts payables and receivables

  • Working Student Finance at crobo
    Jul 2015 - Jul 2016 · 1 yr 1 mo

    Key responsibilities: *Booking of accounts payables and receivables *System transfer to Salesforce