Exhibit 99.1 NEWS RELEASE For Immediate Release: May 6, 2024 Sterling Reports Record First Quarter 2024 Results THE WOODLANDS, TX – May 6, 2024 – Sterling Infrastructure, Inc. (NasdaqGS: STRL) ("Sterling" or the "Company") today announced financial results for the first quarter 2024. See the "Non-GAAP Measures" and "EBITDA Reconciliation" sections below for more information. (1) Combined Backlog includes Unsigned Awards of $67.6 million and $303.2 million at March 31, 2024 and December 31, 2023, respectivel ...

Sterling Infrastructure, Inc. (NASDAQ:STRL) Q4 2023 Earnings Conference Call February 27, 2024 9:00 AM ET Company Participants Noelle Dilts - VP, IR and Corporate Strategy Joseph Cutillo - CEO Ronald Ballschmiede - EVP, CFO and CAO Conference Call Participants Brent Thielman - D.A. Davidson & Co. Brian Russo - Sidoti Operator Good morning, ladies and gentlemen, and welcome to the Sterling Infrastructure Fourth Quarter 2023 and Full Year Webcast and Conference Call. [Operator Instructions] This call is being ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ___ to ___ Commission File Number 1-31993 STERLING INFRASTRUCTURE, INC. (Exact name of registrant as specified in its charter) Delaware 25-1655321 (State or other jurisdictio ...

Exhibit 99.1 NEWS RELEASE For Immediate Release: February 26, 2024 Sterling Reports Record Fourth Quarter and Full Year 2023 Results Provides 2024 Full Year Guidance THE WOODLANDS, TX – February 26, 2024 – Sterling Infrastructure, Inc. (NasdaqGS: STRL) ("Sterling" or the "Company") today announced financial results for the fourth quarter and full year 2023 and provided full year 2024 guidance. The financial information herein is from continuing operations and comparisons are to the prior year quarter, unles ...

Sterling Infrastructure, Inc. (NASDAQ:STRL) Q3 2023 Earnings Conference Call November 7, 2023 9:00 AM ET Company Participants Noelle Dilts - VP, IR & Corporate Strategy Joseph Cutillo - CEO, President & Director Ronald Ballschmiede - EVP, CFO, CAO & Treasurer Conference Call Participants Brent Thielman - D.A. Davidson & Co. Brian Russo - Sidoti & Company Operator Greetings, and welcome to the Sterling Infrastructure Third Quarter 2023 Conference Call and Webcast. [Operator Instructions]. It is now my pleasu ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ___ to ___ Commission File Number 1-31993 STERLING INFRASTRUCTURE, INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Delaware 25-1655321 (I.R. ...

Sterling Infrastructure, Inc. (NASDAQ:STRL) Q2 2023 Earnings Conference Call August 8, 2023 9:00 AM ET Company Participants Noelle Dilts - VP, IR Joseph Cutillo - CEO, President & Director Ronald Ballschmiede - EVP, CFO, CAO & Treasurer Conference Call Participants Jean Ramirez - D.A. Davidson & Co. Alexander Dwyer - KeyBanc Capital Markets Brian Russo - Sidoti & Company Operator Greetings, and welcome to the Sterling Infrastructure Second Quarter 2023 Conference Call and Webcast. [Operator Instructions]. A ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ___ to ___ Commission File Number 1-31993 STERLING INFRASTRUCTURE, INC. (Exact name of registrant as specified in its charter) Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 (State or other jurisdiction of incorporati ...

| --- | --- | |------------------------------------------------------------------------------------------------------------------------|-------| | | | | | | | SIDOTI MICRO-CAP CONFERENCE May 11, 2023 | | | We build and service the infrastructure that enables our economy to run, our people to move, and our country to grow. | | INFR/ This presentation contains, and the officers and directors of the Company may from time to time make, statements that are considered forwardlooking statements within the meaning ...

Sterling Infrastructure, Inc. (NASDAQ:STRL) Q1 2023 Earnings Conference Call May 2, 2023 9:00 AM ET Company Participants Noelle Dilts - VP of IR and Corporate Strategy Joseph Cutillo - CEO Ron Ballschmiede - CFO Conference Call Participants Sean Eastman - KeyBanc Brent Thielman - D.A. Davidson Brian Russo - Sidoti & Company Operator Greetings. And welcome to Sterling Infrastructure's 2023 First Quarter Earnings Conference Call and Webcast. At this time all participants are in a listen-only mode, a question- ...