Lehmo has worked as a stand-up comedian or MC for the following companies and organisations:

Orlando Wyndham - Jacob's Creek Wines
Telstra Bigpond
CPA Australia
Proteus Leadership Centres
QBE Insurance
Young Leaders Foundation (Halogen Foundation)
McGuinness McDermott Foundation
Young Professionals of South Australia
SA Great
Southgate Events
The Asthma Foundation
The Brain Foundation
Brecknock Insurance Brokers
SA Super - Face of promotional DVD
Waste Management Association of Australia
Michels Warren