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Mr. Perisich has served as our Executive Vice President and Chief Legal and Administrative Officer since March 2024 and previously served as our Executive Vice President and Chief Legal Officer since May 2013. He previously served as our Senior Vice President and General Counsel from July 2008. Prior to that, he served as Vice President and General Counsel of Primoris Corporation beginning in February 2006, and previous to that was Vice President and General Counsel of Primoris Corporation and its predecessor, ARB, Inc. Mr. Perisich joined ARB in 1995. Prior to joining ARB, Mr. Perisich practiced law at Klein, Wegis, a full-service law firm based in Bakersfield, California. He received a B.A. degree from UCLA in 1987, and a J.D. from the University of Santa Clara in 1991.

Mr. Dodgen has served as our Executive Vice President, Chief Financial Officer since November 2018. He previously served as our Senior Vice President and Corporate Controller since May 2017. Mr. Dodgen has over 35 years of experience in finance and accounting across many different industries including construction, power generation, technology, energy and power marketing. Prior to joining the Company, Mr. Dodgen served as Chief Financial Officer at Baker Hill Solutions from 2016 to 2017, Chief Financial Officer at PLH Group, Inc. from 2011 to 2015, and Chief Financial Officer at Fulcrum Power Services from 2006 to 2011. From 1996 to 2006, Mr. Dodgen spent ten years in investment banking with JPMorgan and Merrill Lynch where he focused predominantly on mergers and acquisitions. Prior to investment banking, Mr. Dodgen worked for Affiliated Computer Services in Dallas, and he began his career at PricewaterhouseCoopers. Mr. Dodgen received a B.B.A. in Accounting from Texas A&M University and an M.B.A. from the Booth School of Business at The University of Chicago. He is a licensed CPA.

David King has served as our Chairman since May 2019, as one of our Directors since May 2015, and from March 2025 until November 2025, served as Interim President and Chief Executive Officer. He served as our Chief Executive Officer from August 2015 until November 2019, and also served as our President from August 2015 until April 2019. Prior to that, Mr. King was our Executive Vice President, Chief Operating Officer since March 2014. Prior to joining Primoris, Mr. King spent several years at Chicago Bridge & Iron (CB&I), a large NYSE listed construction company that was acquired by McDermott International, most recently as President of Lummus Engineered Products from 2013 to March 2014. From 2010 to 2013 he was President of CB&I Project Engineering & Construction based in The Hague, Netherlands responsible for worldwide operations. From 2009 to 2010 he was Group Vice President for Downstream Operations for CB&I Lummus located in The Woodlands, Texas. Mr. King also managed and helped establish the Global Services Group for CB&I in 2008. He has extensive Engineering, Procurement, Fabrication and Construction industry experience in energy-related projects, liquefied natural gas, offshore, pipelines, refining, petrochemicals, gas processing, oil sands, synthesis gas and gas-to-liquids. Recognized as NACD Directorship Certified by the National Association of Corporate Directors, Mr. King received his bachelor's degree in Mechanical Engineering from Texas Tech University, an M.B.A. from the University of Texas, Tyler, and an Advanced Executive Management Degree from INSEAD in Fontainebleau, France.

Carla Mashinski has served as one of our Directors since March 2019. Since July 2015, Ms. Mashinski served as Chief Financial Officer of Cameron LNG, a natural gas liquefaction terminal near the Gulf of Mexico; effective February 2017, her title was expanded to Chief Financial and Administrative Officer until her retirement in May 2022. From 2014 to July 2015, she served as Chief Financial Officer and Vice President of Finance and Information Management for the North America Operation of SASOL, an international integrated energy company. From 2008 to 2014, Ms. Mashinski was employed by SBM Offshore, Inc., a provider of leased floating production systems for the offshore energy industry, serving as Vice President of Finance and Administration, U.S. Chief Financial Officer from 2008 to February 2014, and as Commercial and Contracts Manager from February to August 2014. She served as Vice President and Chief Accounting Officer and Controller of Gulfmark Offshore from 2004 to 2008. Prior to that, Ms. Mashinski held various finance and accounting positions for Duke Energy (1999-2004) and Shell Oil Company (1985-1998) or its affiliated companies. Ms. Mashinski is a certified public accountant with a B.S. degree in accounting from the University of Tennessee, Knoxville and an Executive M.B.A. from the University of Texas, Dallas. She also holds a CERT Certification in Cybersecurity Oversight issued by the Software Engineering Institute of Carnegie Mellon University, and Effective AI Oversight for Directors Certificate issued by Carnegie Mellon University. Recognized as NACD Directorship Certified by the National Association of Corporate Directors, Ms. Mashinski also serves on the Board of BKV Corporation (NYSE:BKV), a natural gas exploration and production company that seeks to deliver reliable, sustainable energy as the Audit and Risk Committee Chair and Compensation Committee member. On January 1, 2024, Carla was appointed to the Board of Ranger Energy Services (NYSE:RNGR), a provider of high specification mobile rig well services, cased hole wireline services and ancillary services in the U.S. oil and gas industry, where she serves as the Audit Committee chair and Nominating & Governance Committee member. On July 1, 2025, Carla joined the board of the private company, Coastal Bend LNG, an emerging U.S. Gulf Coast liquefied natural gas developer positioning itself as a low-carbon LNG producer. She previously served on the Boards of Unit Corporation (NYSE:UNT), a U.S. based energy company engaged in oil and gas exploration and production, contract drilling, and gas gathering and processing and CARBO Ceramics a global technology company that provides products and services to the oil & gas and industrial markets.

Patricia Wagner has served as one of our Directors since July 2020. Ms. Wagner has over thirty years of experience in the utility and industrial markets, with leadership experience at both the corporate and operating subsidiary level. She was Group President of U.S. utilities for Sempra Energy (NYSE:SRE) until her retirement in 2019. Her career with Sempra spanned nearly twenty-five years and included such leadership roles as Chief Executive Officer of SoCal Gas and Chief Executive Officer of Sempra U.S. Gas & Power, which included Sempra's renewable energy infrastructure portfolio along with other infrastructure assets. She also held leadership roles in accounting, information technology, and audit. Prior to her time at Sempra, she held positions at Fluor, Allergan Pharmaceuticals, and American McGaw. Ms. Wagner currently serves on the Boards of Apogee Enterprises, Inc. (Nasdaq:APOG), where she is the chair of the Compensation Committee and a member of the Nominating & Corporate Governance Committee, and of California Water Service Group (NYSE:CWT), where she is chair of the Finance and Investment Committee and is a member of the Audit and Compensation Committees. Ms. Wagner holds a B.S. in Chemical Engineering from California Polytechnic State University and an M.B.A. from Pepperdine University.

Terry McCallister has served as one of our Directors since July 2020. Mr. McCallister has a forty-year history in nearly all aspects of the energy sector, including utilities, pipelines, clean energy, and exploration and production endeavors. He was Chairman and Chief Executive Officer of WGL Holdings, Inc. and Washington Gas from 2009 until his retirement in 2018. Prior thereto, Mr. McCallister served as President and Chief Operating Officer of WGL and Washington Gas, joining Washington Gas in 2000 as Vice President of Operations. He has also held various leadership positions with Southern Natural Gas and Atlantic Richfield Company. Mr. McCallister has a B.S. in Engineering Management from the University of Missouri-Rolla and is a graduate of the University of Virginia's Darden School of Business Executive Program. Mr. McCallister previously served on the Board of AltaGas Ltd. (TO:ALA) from 2018 to 2022, where he was a member of the Environment, Health, and Safety Committee. His Board experience includes serving as the Chair of WGL Holdings prior to its being acquired in 2018. He has served on the National Petroleum Council, the American Gas Association, the Gas Technology Institute, and the Southern Gas Association and is a member of the Institute of Corporate Directors.

Michael Ching has over 35 years of experience in the investment banking and technology industries. He most recently served as Executive Vice President and Global Head of Evalueserve's Investment Research practice from January 2022 to December 2023, where he led the effort to provide leading sell-side and buy- side research organizations with global talent and AI-driven products and solutions. From 2002 to 2019, he was a Managing Director and Deputy Head of Equities Research at UBS, where he helped manage a department of 150 equity research analysts and associates. Prior to that, Mr. Ching served as a ranked technology analyst at Merrill Lynch. He also worked at Bell Laboratories for nearly ten years as a District Manager and systems engineer focusing on data and fiber optic networks. He holds an M.B.A. from The Wharton School of the University of Pennsylvania, an M.S. in Electrical Engineering from Stanford University, and a B.S. in Electrical Engineering from Rutgers University.

Jose Rodriguez has served as one of our Directors since May 2021. He is a retired senior audit partner from KPMG, where he served for over 25 years. During his career at KPMG he held various leadership positions, which included serving on its Board of Directors and as lead Director; chief operating officer of KPMG International's global audit practice; office managing partner; leader of its Audit Committee Institute (ACI); east region professional practice partner and most recently ombudsman. As an audit partner, Mr. Rodriguez had extensive experience with large multinational companies and mid-size private and publicly held companies, with primary emphasis on industrial manufacturing; consumer markets (retail, automotive, and distribution concerns); pharmaceuticals; agribusiness; oil and gas and mergers and acquisitions. Additionally, Mr. Rodriguez is a NACD Fellow and has been included in NACD's D-100 list, which recognizes the most influential people in and around the Boardroom. Mr. Rodriguez currently serves on the Board of Popular, Inc (Nasdaq:BPOP) since June 2021, where he Chairs the Audit Committee and serves on the Risk Committee and Nominating & Governance Committee. Mr. Rodriguez previously served on the Board of CareMax, Inc (Nasdaq:CMAX) from June 2021 to February 2025, where he was Chair of the Board, Chair of the Audit Committee, and a member of the Compliance Committee. Mr. Rodriguez serves on the Board of trustees of Marymount University and Belmont Abbey College and Board of Directors of Latin Corporate Directors Association (Chair).He is a certified public accountant (licensed in FL, NC and NY). Mr. Rodriguez received a B.B.A with a major in accounting from the University of Miami.

Oscar K. Brown will be appointed to the board with effect from 01st October 2026. Mr. Brown has more than 25 years of experience in the energy industry. Mr. Brown has served as a President, Chief Executive Officer for Western Midstream Partners, LP (Western Midstream) (NYSE: WES) since October 2024. Additionally, he has served as a member of Western Midstream's Board of Directors since August 2019, including as Chair of the Sustainability Committee from February 2021 to October 2024. From April 2022 until June 2024, Mr. Brown served as Chief Financial Officer of FREYR Battery, which provided industrial scale clean battery solutions to reduce global emissions. Prior to FREYR, Mr. Brown was an executive at Occidental Petroleum from 2016 to 2020, and from 2017 to 2019, also served on the Board of Directors of Plains All-American Pipeline's governing entity, PAA GP Holdings LLC (NYSE: PAA and PAGP). Prior to joining Occidental Petroleum in 2016, Mr. Brown worked at Bank of America Merrill Lynch, serving as managing director and co-head of Americas Energy Investment Banking, as well as Barclays Capital, Lehman Brothers, Credit Suisse First Boston and PNC Bank. Mr. Brown holds a Bachelor of Business Administration in Finance and Marketing from the University of Texas at Austin.

Koti Vadlamudi has served as our President and Chief Executive Officer and one of our Directors since November 2025. Mr. Vadlamudi is responsible for the management, strategy, profitable growth and operations of the Company. He is focused on collaborating with leadership and the Board of Directors to establish, develop and implement Primoris' mission, vision, strategy, objectives and policies. Prior to joining the Company, Mr. Vadlamudi spent over 30 years at Jacobs Solutions, Inc. where he held a variety of executive positions. Such positions included Executive Vice President-Advanced Facilities, Managing Director and Senior Vice President-Advanced Facilities, Regional Vice President-Buildings and Infrastructure and Downstream Operations, and President and General Manager-Canadian Upstream Oil and Gas. He is a seasoned engineering and construction executive with global experience leading operations, business development, and strategic growth across public and private sectors. Mr. Vadlamudi's industry expertise spans energy and power, oil and gas, mission-critical facilities, consumer products, and life sciences. Mr. Vadlamudi received his Bachelor of Science degree in Mechanical Engineering from Cornell University. The COO responsibilities will primarily be managed by President and Chief Executive Officer, Koti Vadlamudi, while the Company conducts a search for a permanent successor.The COO responsibilities will primarily be managed by President and Chief Executive Officer, Koti Vadlamudi, while the Company conducts a search for a permanent successor.

Harpreet Saluja has more than 30 years of experience in strategy, business development and M&A roles at leading global organizations. In 2024, she joined Ecolab (NYSE:ECL), a global sustainability leader offering water, hygiene and infection prevention solutions and services that protect people and the resources vital to life. As executive vice president of Corporate Strategy & Business Development, she is responsible for the company's new business ventures, M&A and business development activities. From 1998 to 2024, Ms. Saluja held executive roles in Corporate Development & Planning at Eaton (NYSE:ETN), a global power management company focused on electrical, aerospace and vehicle end markets. From 2013 to 2024, she was senior vice president and led the company's corporate strategy and global M&A function. From 1995 to 1998, she performed international business development and integration roles for Tenneco Automotive, a global tier one automotive supplier. Ms. Saluja holds an M.B.A. from the University of Michigan, a Bachelor of Law and Bachelor of Arts degree in mathematics and psychology from Punjab University in India. She serves as an Independent Trustee of First American Funds, an affiliate of US Bancorp.

Travis Stricker was promoted from Vice President, Finance to Senior Vice President, Finance and has also been appointed Chief Accounting Officer. Mr. Stricker has been the Vice President of Finance for Primoris since June 2017. Before joining Primoris, he spent over fifteen years with CB&I, most recently as Vice President, Financial Operations for its global Engineering & Construction segment. He also served as CB&I's Corporate Controller and Chief Accounting Officer from 2006 to 2008. Prior to CB&I, Mr. Stricker spent time working with a domestic construction contractor and an oil field service company. He began his career at PricewaterhouseCoopers. Mr. Stricker received a B.B.A. and an M.S. in Accounting from Texas A&M University. He is a licensed CPA.

Heath Moncrief has been promoted to President of Energy at Primoris leading the industrial services, heavy civil and pipeline businesses. Mr. Moncrief previously served as the Senior Vice President of Primoris Industrial Construction since 2020. Mr. Moncrief has over twenty years of experience in infrastructure construction services and prior to his time at Primoris served in various leadership roles at McDermott and CB&I managing construction operations for industrial projects.