Macmillan has been in the Medical Industry for over 25 years. He holds a Diploma in Electrical & Electronics Engineering. Early in his career, he worked for the Ministry of Health (Zimbabwe) as a Hospital Equipment Technician in charge of Harare Central Hospital, moving on to establish Working Hospital Maintenance Workshops in both Manicaland & Mashonaland East Provinces. Under Bak Electrical, a private concern, he became responsible for the after sales service of all French protocol supplied equipment which covered Radiography, Diagnostics, Theatre, ICU and Bed Side Ward Equipment. He then moved to Botswana and worked for the Ministry of Health in charge of the Northern Region before joining Scientific Group (South Africa) as Service Engineer. Macmillan has attended training in application, marketing and service at Mindray, China for their haematology and chemistry analyzers.