David Burkhill has returned to TROX UK as key accounts manager, based at the company's northern regional sales office in Manchester.
He will be strengthening field-based support for customers in the north of England and providing technical assistance for air conditioning specifiers with particular responsibility for consulting/design engineers. His role will also include new business development.

David has more than 35 years' experience in the HVAC sector, including time spent as a sales engineer for TROX UK between 2005 and 2007.

Separately, TROX has appointed Kenny MacLennan to its Scottish regional office in a newly created sales support role.

He joins key account manager Jim McGowan in Motherwell, to help manage increasing local demand for TROX products, and will provide technical support and deal with enquiries from customers throughout Scotland and the North East. He started his career with TROX 22 years ago and now returns from Advanced Air.

Finally, TROX has recruited Rick Harrison as key account manager, strengthening field-based support for customers in London and the south east of England.

Rick will be responsible for a number of key accounts, providing technical assistance for air conditioning specifiers and system designers, working closely with the team based at TROX's London regional sales office. His role will include maintaining relationships with existing accounts in addition to securing increased sales from new accounts.

Rick has over 20 years' sales experience in the heating, ventilation and air conditioning sector.