Irish rich listers Considine and Ledbetter back clean air firm

Airmid Healthgroup already has traction in US and Canada

An anti-allergen company that counts global brands such as Dyson and Siemens among its clients has attracted backing from several wealthy business people and is ramping up expansion plans.

Dublin-based Airmid Healthgroup is backed by former aviation businessman Peter Ledbetter and wealthy Clare businessman Dominic Considine among other high net worth investors.

Ledbetter worked with Ryanair founder Tony Ryan to help set up Guinness Peat Aviation in the 1980s and was later in ...