Corporate volunteering as part of corporate social responsibility is gaining in popularity. So far, research has focused on aspects of motivating corporate volunteers or the link between volunteering and social responsibility. The choice of a non-profit organization that the company will support within the framework of corporate volunteering and the activities that are offered to employees to participate are topics that have only been marginally affected by research. Appropriate cooperation with a non-profit organization and the offer of activities are, however, the key to effective volunteering. The research aim of the empirical survey was to find out how companies select non-profit organizations to support in corporate volunteering. The aim was also to identify corporate volunteering activities and communication channels from the perspective of companies and volunteers. The survey was conducted with two groups of respondents, with companies and volunteers. The questionnaire method was used for data collection. Six hypotheses were defined, two of which were confirmed. The results showed that the choice of non-profit organization and activities influence the wishes of employees. Companies select non-profit organizations primarily based on the subject of their activity and most often use manual...