UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 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: 001-07782 Parsons Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 95-3232481 (State or other jurisdiction ...

Exhibit 99.1 Parsons* third quarter 2022 earnings press release Parsons Reports Strong First Quarter 2024 Results Q1 2024 Financial Highlights ▪ Record revenue of $1.5 billion increases 31% year-over-year ▪ Record first quarter organic revenue growth of 29%, including four consecutive quarters with organic growth above 20% ▪ Net loss of $107 million due to a $214 million pre-tax charge related to a partial repurchase of 2025 convertible notes above par due to stock price appreciation ▪ Adjusted EBITDA incre ...

Parsons Corporation (NYSE:PSN) Q4 2023 Earnings Conference Call February 14, 2024 8:00 AM ET Company Participants Dave Spille - Senior Vice President, Investor Relations Carey Smith - Chair, President and Chief Executive Officer Matt Ofilos - Chief Financial Officer Conference Call Participants Sheila Kahyaoglu - Jefferies Jasper Bibb - Truist Securities Bert Subin - Stifel Andrew Wittmann - Baird Alex Dwyer - KeyBanc Capital Markets Louie DiPalma - William Blair Samantha Stiroh - Bank of America Operator L ...

FOURTH QUARTER AND FISCAL YEAR 2023 Earnings Conference Call Presentation February 14, 2024 FORWARD This presentation contains forward-looking statements within the terminations or cancellations caused by competitors’ protests of meaning of the Private Securities Litigation Reform Act of 1995, major contract awards received by us; our ability to generate Section 27A of the Securities Act of 1933, as amended, and revenue under certain of our contracts; any inability to attract, LOOKING ...

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 001-07782 PARSONS CORPORATION (Exact name of Registrant as Specified in Its Charter) Delaware 95-3232481 (State or other jurisdiction of ...

Parsons Corporation (NYSE:PSN) Q3 2023 Earnings Conference Call November 1, 2023 8:00 AM ET Company Participants Dave Spille - Senior Vice President of Investor Relations Carey Smith - Chair, President and Chief Executive Officer Matt Ofilos - Chief Financial Officer Conference Call Participants Bert Subin - Stifel Tobey Sommer - Truist Cai von Rumohr - TD Cowen Louie DiPalma - William Blair Josh Sullivan - The Benchmark Company Noah Poponak - Goldman Sachs Sheila Kahyaoglu - Jefferies Mariana Perez Mora - ...

PARSONS® THIRD QUARTER 2023 Earnings Conference Call Presentation November 1, 2023 FORWARD LOOKING STATEMENTS This presentation contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. Forward-looking statements are based on our current expectations, beliefs, and assumptions, and are not guarantees of future performance. Forward-loo ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 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: 001-07782 Parsons Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 95-3232481 (State or other jurisdic ...

| --- | --- | --- | --- | --- | --- | --- | |-----------------------------------------------------------|-------|-------|-------|-------|-------|-------| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | SECOND QUARTER 2023 Earnings Conference Call Presentation | | | | | | | | | | | | | | | | August 2, 2023 | | | | | | | FORWARD LOOKING STATEMENTS This presentation contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, Section 27A of t ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 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 June 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: 001-07782 Parsons Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 95-3232481 (State or other jurisdiction ...