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Meet Ahti Allikas at the E-Invoicing Exchange Summit


Our open networks, EESPA, and PEPPOL expert, Ahti Allikas, will be hosting a roundtable session and a panel discussion at the E-Invoicing Exchange Summit, held in Dubai on February 21st and 22nd, 2023. Will he see you there?

Roundtable on the 4-corner model

Ahti will be hosting a roundtable session titled “The 4-Corner Model for E-Invoice Exchange” on the second day of the summit. The session gathers decades of know-how on interoperability, 4-corner networks, and electronic B2B message exchange into an international discussion.

Panel discussion on interoperability

Ahti will also be hosting a panel discussion on topic “What should be the next steps for truly global interoperability?” on the second summit day.

The session brings together a panel of thought leaders to discuss how to build on the various successful regional and national initiatives and models for interoperability to create a truly global approach.

In the panel:

  • Chris Welsh, Chair Global Interoperability Framework Workgroup and Board Member ConnectONCE, USA
  • Vinicius Pimentel de Freitas, CTO, Inter-American Center of Tax Administrations (CIAT), Panama
  • Steve Graham, Market Development Lead, OpenPeppol, Belgium
  • Moderated by Ahti Allikas, Member of Executive Committee EESPA and Member of Management Committee OpenPeppol

Join the E-Invoicing Exchange Summit

If you’re attending the summit, Ahti’s roundtable and panel are something you won’t want to miss!

See the full event agenda and register at

Learn more and watch Ahti’s introduction video

“For me, interoperability is the key for successful e-invoicing.”

See also