based in Ireland but not one Irish person on the team

That's really a good question. Sometimes you will doubt a project with arrangement like that.
They need at least one local person to know the community where they are based.
Unless, they have been residents in that country for so long to be well-versed in that community.
Understanding the culture will aid in handling their business. But anyway, with blockchain application, they might be thinking that where you come from doesn't matter anymore.