The 2nd World Summit on Smart Grid and Clean Energy Technologies (WSSGCE-2026) is an international conference focused on advancing innovations in smart grids, renewable energy, and sustainable power systems. Held from June 10–12, 2026, in Prague, Czech Republic, the summit brings together researchers, engineers, industry experts, and policymakers to exchange knowledge and discuss emerging technologies. Key themes include intelligent power systems, grid modernization, energy storage, clean energy integration, digitalization, and electric mobility. All accepted submissions will undergo rigorous peer review and be considered for indexing in major scientific databases, supporting global collaboration and progress in clean energy advancements.