Cleantech start-up Lumenstream has seen increased demand for its pay-as-you-save LED lighting service due to the rise in energy costs.
Read more: Northern Ireland cleantech start-up to create 12 new jobs
Cleantech start-up Lumenstream has seen increased demand for its pay-as-you-save LED lighting service due to the rise in energy costs.
Read more: Northern Ireland cleantech start-up to create 12 new jobs
