Preface. Organising and advisory committee. Financial support. Plenary Lectures. Natural gas as raw material for clean fuels and chemicals in the next decades (M. Colitti). Promotion of steam reforming catalysts (I. Alstrup, B.S. Clausen, C. Olsen, R.H.H. Smits, J.R. Rostrup-Nielsen). Reductive activation of oxygen for partial oxidation of light alkanes (K. Otsuka, I. Yamanaka, Y. Wang). Developments in Fischer-Tropsch technology (B. Jager). Economics of selected natural gas conversion processes (M.J. Gradassi). Catalytic Combustion: Integrated Production of Chemicals and Energy from Natural Gas. (8 papers). Keynote Lecture. Catalytic methane combustion on La-based perovskite type catalysts (F. Martinez Ortega, C. Batiot, J. Barrault, M. Ganne, J.M. Tatibouët). Fischer-Tropsch Synthesis of Hydrocarbons (20 papers). Keynote Lecture. How transient kinetics may unravel methane activation mechanisms (C. Mirodatos). Innovative Approaches for the Catalytic Conversion of Natural Gas and Novel Aspects of Oxidative Coupling (28 papers). Keynote Lecture. Steady-state production of olefins and aromatics in high yields from methane using an integrated recycle reaction system (J.H. Lunsford, E.M. Cordi, P. Qiu, M.P. Rosynek). Natural Gas Conversion via Membrane Based Catalytic Systems. (9 papers). Keynote Lecture. Non oxidative catalytic conversion of methane with continuous hydrogen removal (R.W. Borry III, E.C. Lu, Y.-H. Kim, E. Iglesia). Synthesis of Oxygenates from Syngas; Partial Oxidation of Methane and Ligh Paraffins to Oxygenates. (15 papers). Keynote Lecture. Isobutanol synthesis from syngas (W. Falter, C.-H. Finkeldei, B. Jager, W. Keim, K.A.N. Verkerk). Catalytic Conversion of Light Paraffins (C2-C5). (18 papers). Keynote Lecture. Paraffins as raw materials for the petrochemical industry (F. Cavani, F. Triffirò). Production of Syngas. (29 papers). Keynote Lectures. New catalysts and catalytic processes to produce hydrogen and syngas from natural gas and other light hydrocarbons (V.N. Parmon, G.G. Kuvshinov, V.A. Sadykov, V.A. Sobyanin). Modeling the partial oxidation of methane to syngas at millisecond contact times (L.D. Schmidt, O. Deutschmann, C.T. Goralski Jr.). Natural Gas Conversion: Industrial Processes and Economics. (14 papers). Keynote Lectures. Advanced gas-to-liquids processes for syngas and liquid-phase conversion (E.P. Foster, P.J.A. Tijm, D.L. Bennett). High pressure autothermal reforming (HP ATR) (O. Olsvik, R. Hansen).