The Ukrainian economy suffered significant economic losses as a result of the aggressive war unleashed by Russia. Economic activity in the conditions of war requires the development of new marketing strategies for business entities. Only those companies that, under these conditions, will take into account the needs and interests of their customers as much as possible can become successful. The key to success is the development of new or quick and effective adaptation of existing marketing strategies to the crisis conditions of doing business under martial law. Ideas and practical recommendations for the implementation of marketing activities in the conditions of war are proposed.