KILGORE, Texas--(BUSINESS WIRE)--Martin Midstream Partners L.P. (NASDAQ: MMLP) today announced the retirement of William "Jeff†Posey, Vice President of Fertilizer, effective December 31, 2025. Following Mr. Posey's retirement, Michael W. Lawrence, Senior Vice President – Sulfur Services, will assume responsibility for the fertilizer division, consolidating Martin's sulfur and sulfur-based fertilizer operations under his leadership. Mr. Posey has dedicated more than two decades of distinguished service to Ma ...