John D. Williamson

Alphyra Group Ltd. provides cash machine and payment networks processing services. Its products include prepaid mobile top-up, credit and debit card processing, utility bill payment, money transfer, and stored value solutions. The company was founded by John T. Nagle in 1989 and is headquartered in Dublin, Ireland.

Payzone Group Ltd. provides consumer payment acceptance network services. The firm offers reail payments, mobile payments, online payments and financial services. The company was founded in 1989 and is headquartered in Dublin, Ireland.

Topaz Energy Group Ltd. provides commercial fuels, lubricants and home heating oils. It owns oil importation facilities in Dublin, Cork, Limerick, Galway, Derry and Greenore, as well as local distribution depots geographically spread across Ireland. The firm also supplies gasoline, diesel, kerosene, fuel oil and lubricants into all market sectors, both directly and through a countrywide network of authorized distributors. The company was founded in 2005 and is headquartered in Dublin, Ireland.

Walsh Western International Ltd. provides logistics and supply chain solutions. Its services include fulfillment, reverse logistics, dynamic in-transit and Pan-European distribution. The company was founded by Michael Enright and is headquartered in Dublin, Ireland