TITLE: The Eilenberg-Moore spectral sequence for K-theory; applications to $p$-compact homogeneous spaces. AUTHORS: A. Jeanneret \& A. Osse AMS SUBJECT CLASSIFICATION (1991): 55T20, 55N15, 55P35, 57T35. ADDRESSES OF AUTHORS: A. Jeanneret Mathematisches Institut Sidlerstrasse CH-3012 BERN (Switzerland)/ A. Osse Institut de Mathematiques Rue Emile Argand 11 CH-2007 NEUCHATEL (Switzerland) Email ADDRESS OF AUTHORS: jeanner@math-stat.unibe.ch / AKImou.osse@maths.unine.ch ABSTRACT: We construct the Eilenberg-Moore spectral sequence for some generalized cohomology theories, along the lines of Smith and Hodgkin. We prove its multiplicativity and give some sufficient conditions for its convergence to the desired target. As applications, we compute the K-theory of various spaces associated to $p$-compact groups.