Summit Materials(SUM) - 2022 Q4 - Annual Report

Ownership Structure - As of December 31, 2022, Summit Inc. holds a 98.9% economic interest in Summit Materials Holdings L.P., which is the indirect parent of Summit LLC[12] Revenue Generation - Summit Inc.'s only revenue for the year ended December 31, 2022, was generated by Summit LLC and its consolidated subsidiaries[12] Financial Facilities - In January 2023, the company amended its senior secured revolving credit facility, increasing total availability to $395.0 million and extending the maturity date to January 2028[24]