Considering the importance of early and preschool education for the overall development of children, understanding of educators' perceptions of various aspects of the quality of institutions for early childhood education and preschool upbringing and education, becomes crucial for the improvement of educational practices and environment. The goal of this research is to gain insight into the quality assessment of work in institutions of early and preschool upbringing and education from the point of view of educators in the Republic of Croatia. Specific objectives of this research are aimed at examining the key aspects of kindergarten operations, namely are: Culture of the institution for early and preschool education, curriculum and educational process, human resources in early and preschool education institutions and cooperation with the local community. The research was conducted through a structured questionnaire on a sample of 173 kindergarten educators in Croatia. The results showed that educators are most satisfied in the area of human resources, while they are the least satisfied in the area of culture of institution. Recommendations include strengthening mutual communication, improving working conditions and development of strategies to improve the working atmosphere and professional satisfaction of educators. The above mentioned, at the same time, contributes to the understanding of the current situation in the mentioned area and offers guidelines for further development and improvement of the quality of early and preschool education. Limitations of this research includes: a small number of respondents and the use of only questionnaires, which can be limiting in the depth of data. In addition, the results can be subjective and not always applicable to every region.