Method for robust schedule preparation for domain of profit based cooperation is introduced in this paper. The method aims schedules, which are prepared and concluded step-by-step during the team formation phase. The method takes into account domain specifics, like incomplete information about the partners, and their various reputation and skill levels. The method is based on critical path dispatching rule, which is widely used in heuristics for np hard and continuous scheduling problems. Experimental results are presented for various workflow structures and other configurations of the domain.