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, 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 ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ☐ 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 FORM 10-K (Mark One) PARSONS CORPORATION ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 (Exact name of Registrant as Specified in Its Charter) For the fiscal year ended December 31, 2022 OR Delaware 95-3232481 (State or other jurisdiction of ...

| --- | --- | --- | --- | --- | |---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------|---------------------------------------------------------------------------------------------------------------------------- ...

Parsons Corporation (NYSE:PSN) Q4 2022 Earnings Conference Call February 15, 2023 8:00 AM ET Company Participants David Spille - VP, IR Carey Smith - Chair, President & CEO Matt Ofilos - CFO Conference Call Participants Bert Subin - Stifel Tobey Sommer - Truist Josh Sullivan - The Benchmark Company Mariana Perez Mora - Bank of America Sheila Kahyaoglu - Jefferies Louie DiPalma - William Blair Operator Good morning, and welcome to the Q4 2022 Parsons Corporation Earnings Conference Call. All participants wil ...

Parsons Corporation (NYSE:PSN) Q3 2022 Earnings Conference Call November 2, 2022 8:00 AM ET Company Participants Dave Spille - Vice President, Investor Relations Carey Smith - Chair, President & Chief Executive Officer Matt Ofilos - Chief Financial Officer Conference Call Participants Greg Konrad - Jefferies Bert Subin - Stifel Mariana Perez Mora - Bank of America Tobey Sommer - Truist Josh Sullivan - The Benchmark Company Cai von Rumohr - Cowen Louie DiPalma - William Blair Gavin Parsons - Goldman Sachs Op ...

PARSONS® THIRD QUARTER 2022 Earnings Conference Call Presentation November 2, 2022 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, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-07782 Parsons Corporation (Exact Name of Registrant as Specified in its Charter) Delaware 95-3232481 (State or other jurisdiction of incorporation or organizat ...

| --- | --- | --- | --- | --- | --- | |-----------------------------------------------------------|-------|-------|-------|-------|-------| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | SECOND QUARTER 2022 Earnings Conference Call Presentation | | | | | | | | | | | | | | August 3, 2022 | | | | | | 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, a ...

Parsons Corporation (NYSE:PSN) Q2 2022 Earnings Conference Call August 3, 2022 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 Bert Subin - Stifel Gavin Parsons - Goldman Sachs Josh Sullivan - The Benchmark Company Cai von Rumohr - Cowen Louie DiPalma - William Blair Operator Good day, and welco ...

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, 2022 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 ...