Alcohol addiction is a disease whose recovery process does not end with treatment within the healthcare system, but continues in clubs of alcoholics in treatment (CAT) lead by professionals. The purpose of this qualitative research is to gain a deeper insight into the work of the CAT and possible challenges and problems from the perspective of professionals who are social workers in fact, and operate in the CAT in the city of Zagreb. In the research participated six participants. The data collection method was semi-structured interview, and the data obtained from the interviews were subjected to thematic analysis. The results showed that professionals describe their own work experience through various aspects related to conducting structural meetings, processing various important topics for maintaining abstinence, personal growth and member development, and some specifics in their own work. They also point out that the competence and personal characteristics of a professional employee are important for a quality CAT, but also mutual respect and support of members as well as respectrules of the organization. They also state that more work is needed to sensitize the public, but the primary task of the main organization Croatian association of clubs of alcoholic in treatment is stated, and certain changes are needed in CAT and other systems that deal with the problem of addiction. When it comes to challenges and problems in work, the results show that there is a decreasing number of members in the CAT and that this affects the dynamics of work and motivation of those involved. Then, the challenge is to motivate involuntary members to come regulary and follow the rules of club, and the problem is insufficient sensitization of the general public about the problem of addiction. There is mentioned the problem of non-existence or insufficient cooperation with other relevant organizations, as well as the risk of a negative impact of the COVID-19 pandemic on the health of CAT members. It can be concluded that professionals are a very important link in the recovery process of an alcohol addiction.