Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. For the quarterly period ended March 31, 2024 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 001-34145 Primoris Services Corporation (Exact name of registrant as specified in its charter) Delaware 20-474 ...

Primoris Services Corporation (NYSE:PRIM) Q4 2023 Earnings Conference Call February 27, 2024 10:00 AM ET Company Participants Blake Holcomb - Vice President of Investor Relations Tom McCormick - President and Chief Executive Officer Ken Dodgen - Chief Financial Officer Conference Call Participants Brent Thielman - D.A. Davidson & Co. Adam Thalhimer - Thompson Davis & Co. Lee Jagoda - CJS Securities, Inc. Julio Romero - Sidoti & Company, LLC Judah Aronovitz - UBS Group AG Operator Good morning. My name is De ...

This presentation contains forward-looking statements within the meaning of the federal securities laws. These statements give the current expectations of the Company's management. Words such as "anticipates", "believes", "could", "estimates", "expects", "intends", "may", "plans", "potential", "predicts", "projects", "should", "will", "would" and similar expressions are used to identify forward-looking statements. Without limiting the generality of the foregoing, forward-looking statements contained in this ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☒ 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: 001-34145 Primoris Services Corporation (Exact name of registrant as specified in its charter) (State or other jurisdi ...

Exhibit 99.1 Primoris Services Corporation Reports Fourth Quarter and Full Year 2023 Results Dallas, TX – Feb. 26, 2024 – Primoris Services Corporation (NYSE: PRIM) ("Primoris" or the "Company") today announced financial results for its fourth quarter and full year ended December 31, 2023 and provided the Company's initial outlook for 2024. For the full year 2023, Primoris reported the following highlights (1): For the fourth quarter 2023, Primoris reported the following highlights (1): "Our 2023 results ma ...

The Power of Primoris 3Q 2023 Earnings November 8, 2023 Notice to Investors This presentation contains forward-looking statements within the meaning of the federal securities laws. These statements give the current expectations of the Company's management. Words such as "anticipates", "believes", "could", "estimates", "expects", "intends", "may", "plans", "potential", "predicts", "projects", "should", "will", "would" and similar expressions are used to identify forward-looking statements. Without limiting t ...

Primoris Services Corporation (NYSE:PRIM) Q3 2023 Earnings Conference Call November 8, 2023 10:00 AM ET Company Participants Blake Holcomb - Vice President, Investor Relations Tom McCormick - President and Chief Executive Officer Ken Dodgen - Chief Financial Officer Conference Call Participants Steven Fisher - UBS Lee Jagoda - CJS Securities Jerry Revich - Goldman Sachs Adam Thalhimer - Thompson Davis Brent Thielman - D.A. Davidson Julio Romero - Sidoti & Company Lee Jagoda - CJS Securities Operator Ladies ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. For the quarterly period ended September 30, 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 001-34145 Primoris Services Corporation (Exact name of registrant as specified in its charter) Delaware 20 ...

Primoris Services Corporation (NYSE:PRIM) Q2 2023 Earnings Conference Call August 8, 2023 10:00 AM ET Company Participants Blake Holcomb - Vice President, Investor Relations Tom McCormick - President & Chief Executive Officer Ken Dodgen - Chief Financial Officer Conference Call Participants Adam Thalhimer - Thompson Davis Alex Hantman - Sidoti & Co. Oliver Chornous - D.A. Davidson Pete Lukas - CJS Securities Operator Thank you for standing by. My name is Enrique and I'll be your conference operator today. A ...

All information in this presentation reflects management's views as of August 8, 2023. The Company does not undertake, and expressly disclaims any duty, to update any statement made in this presentation, whether as a result of new information, new developments, or otherwise, except as may be required by law. | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | |----------------|-------|-------|-----------------------|-------|-------|-------|-------|-------|-------|-------|-- ...