We measured staff members' satisfaction with their work beforeand after increased information technology (IT) support in dementiacare. Comparisons were also performed of perceived life satisfactionand sense of coherence. Data were collected before, and 6 and12 months after implementation of the first part of an IT supportproject. Instruments used were the Satisfaction with Work Questionnaires,the Life Satisfaction Questionnaire (LSQ) and the Sense of Coherence(SOC) scale. The study was performed in a residential home forpersons with dementia. The participants were 33 staff members.The IT technology included general and individualized passagealarms, sensor-activated night-time illumination, fall detectorsand Internet communication. Results showed that staff members'job satisfaction and perceived quality of care improved in comparisonwith the control group. Personal development, workload, expectationsand demands, internal motivation and documentation, as wellas the total scores for 'psychosocial aspects of job satisfaction'and 'quality of care aspects', increased in the experimentalgroup. There were significant interaction effects for the factorsfamily relation, close friend relation (LSQ), the total SOCscale and the meaningfulness subscale. The study showed thatIT support in dementia care increased staff members' satisfactionwith their work in several ways.