Description of Business	12 Months Ended
Dec. 31, 2025
Description of Business
Description of Business	Note 1. Description of Business Southland Holdings, Inc. and its subsidiaries (“Southland”, the “Company”, “we”, “us”, or “our”) is a diverse leader in specialty infrastructure construction with roots dating back to 1900. We design and construct projects in the bridges, tunnels, communications, data centers, transportation and facilities, marine, steel structures, water and wastewater treatment, and water pipelines end markets. Southland is based in Grapevine, Texas. It is the parent company of Johnson Bros. Corporation, American Bridge Holding Company (“American Bridge”), Oscar Renda Contracting, Southland Contracting, Mole Constructors, Heritage Materials and other affiliates. American Bridge, a builder of specialty construction projects, was acquired in 2020. With the combined capabilities of these six primary subsidiaries and their affiliates, Southland has become a diversified industry leader with both public and private customers. The majority of our customers are located in the United States. In the second quarter of 2023, Southland decided to discontinue certain types of projects in its Materials & Paving business line (“M&P”) and sold assets related to producing large scale concrete and asphalt. M&P is reported in the Transportation segment. The Company will not be pursuing production of concrete and asphalt products for use on self-performed paving projects where the majority of the scope of work contains large-scale concrete and asphalt production or sale of asphalt and concrete products to third parties. This operational shift will allow the Company to better focus its resources on more profitable lines of business. The Company has concluded this action with M&P does not qualify for Discontinued Operations treatment and presentation as it does not represent a strategic shift in the Company’s business. As previously announced, on May 25, 2022, Legato Merger Corp. II, a Delaware corporation (“Legato II”), entered into an Agreement and Plan of Merger (the “Merger Agreement”) with Legato Merger Sub Inc., a Delaware corporation and wholly owned subsidiary of Legato II (“Merger Sub”), and Southland Holdings LLC, a Texas limited liability company (“Southland LLC”). On February 14, 2023 (the “Closing Date”), as contemplated by the Merger Agreement, Merger Sub merged with and into Southland LLC, with Southland LLC surviving the merger as a wholly owned subsidiary of Legato II (the “Merger”). The transactions contemplated by the Merger Agreement are referred to herein collectively as the “Business Combination.” In connection with the Business Combination, Legato II changed its name to “Southland Holdings, Inc.” The Merger was accounted for as a reverse recapitalization with Southland LLC as the accounting acquirer and Legato II as the acquired company for accounting purposes. Accordingly, all historical financial information presented in the consolidated financial statements represents the accounts of Southland and its subsidiaries as if Southland had been the predecessor Company. The structure of Southland’s historical common equity structure was in the form of membership percentages and no shares were issued.

Description of Business

12 Months Ended

Dec. 31, 2025

Note 1. Description of Business

Southland Holdings, Inc. and its subsidiaries (“Southland”, the “Company”, “we”, “us”, or “our”) is a diverse leader in specialty infrastructure construction with roots dating back to 1900. We design and construct projects in the bridges, tunnels, communications, data centers, transportation and facilities, marine, steel structures, water and wastewater treatment, and water pipelines end markets.

Southland is based in Grapevine, Texas. It is the parent company of Johnson Bros. Corporation, American Bridge Holding Company (“American Bridge”), Oscar Renda Contracting, Southland Contracting, Mole Constructors, Heritage Materials and other affiliates. American Bridge, a builder of specialty construction projects, was acquired in 2020. With the combined capabilities of these six primary subsidiaries and their affiliates, Southland has become a diversified industry leader with both public and private customers. The majority of our customers are located in the United States.

In the second quarter of 2023, Southland decided to discontinue certain types of projects in its Materials & Paving business line (“M&P”) and sold assets related to producing large scale concrete and asphalt. M&P is reported in the Transportation segment. The Company will not be pursuing production of concrete and asphalt products for use on self-performed paving projects where the majority of the scope of work contains large-scale concrete and asphalt production or sale of asphalt and concrete products to third parties. This operational shift will allow the Company to better focus its resources on more profitable lines of business. The Company has concluded this action with M&P does not qualify for Discontinued Operations treatment and presentation as it does not represent a strategic shift in the Company’s business.

As previously announced, on May 25, 2022, Legato Merger Corp. II, a Delaware corporation (“Legato II”), entered into an Agreement and Plan of Merger (the “Merger Agreement”) with Legato Merger Sub Inc., a Delaware corporation and wholly owned subsidiary of Legato II (“Merger Sub”), and Southland Holdings LLC, a Texas limited liability company (“Southland LLC”).

On February 14, 2023 (the “Closing Date”), as contemplated by the Merger Agreement, Merger Sub merged with and into Southland LLC, with Southland LLC surviving the merger as a wholly owned subsidiary of Legato II (the “Merger”). The transactions contemplated by the Merger Agreement are referred to herein collectively as the “Business Combination.” In connection with the Business Combination, Legato II changed its name to “Southland Holdings, Inc.”

The Merger was accounted for as a reverse recapitalization with Southland LLC as the accounting acquirer and Legato II as the acquired company for accounting purposes. Accordingly, all historical financial information presented in the consolidated financial statements represents the accounts of Southland and its subsidiaries as if Southland had been the predecessor Company. The structure of Southland’s historical common equity structure was in the form of membership percentages and no shares were issued.