Buying brick in large amounts

Hi everyone, I’m working on a project that requires a large quantity of LEGO bricks — around 187,000 pieces in total. The standard Pick a Brick limit (999 per element) makes it difficult to source everything directly from LEGO, so I’m looking for alternatives. Does anyone know of companies, distributors, or services that can help with bulk LEGO orders at this scale? Either official partners, resellers, or even experience with placing large custom orders directly with LEGO would be really...