Martin Midstream Partners (MMLP) Registration Filing summary

Company overview and business model

• Operates as a publicly traded limited partnership with four main business lines: terminalling, processing, and storage of petroleum products; land and marine transportation; sulfur products processing and distribution; and NGL marketing and specialty lubricants blending, primarily in the U.S. Gulf Coast region.

• Maintains vertically integrated services and long-standing relationships with a diversified customer base, including major and independent oil and gas companies, refiners, and chemical companies.

• Formed in 2002, with Martin Resource Management holding a 16.8% limited partnership interest and 100% of the general partner, which directs operations.

• Employees are provided by Martin Resource Management, which is also a significant supplier and customer.

Financial performance and metrics

• As of May 1, 2025, 39,055,086 common units are outstanding, with 32,499,852 held by the public and the remainder by affiliates.

• The consolidated financial statements for the years ended December 31, 2024 and 2023, and management's assessment of internal controls, are incorporated by reference.

Use of proceeds and capital allocation

• Net proceeds from securities sales will be used for general partnership purposes, including debt repayment, working capital, capital expenditures, or acquisitions.

• Proceeds from sales by selling unitholders will not be received by the partnership.