1. A Diversified International Construction Company

2. Introduction

5. 2010 Expands Underground capabilities in Pacific NW Primoris Services Corporation 2002 Formed (Engineering Operation Initiated with Dave Baker) 1989 OFC (Industrial Operations) 1991 Harco (Directional Drilling Operations) in Tulsa, Oklahoma 1992 OFCCO (Additional Industrial Operation in Los Angeles) 1993 MACCO (Underground Expansion / Los Angeles Operations) 1996 Saffel McAdams (Parking Structure Operations) 2004 (Water/ Wastewater Operations in Florida) 2005 (Onquest Sub) Doubled Size of Engineering Segment 2006 Cardinal Mechanical (Texas Chilled Water/Tunneling Operations) 2008 Merger into Rhapsody Acquisition Corp . Debut as Public Company (Expands Texas / Gulf Coast Presence) (Heavy Civil Construction Expands Gulf Coast Presence) 2009 2009 1960 ARB Incorporated as separate organization

13. Project Experience 540 MW 2x1 GE 7FA CTG, Siemen’s STG Owner – Calpine Corporation Engineer – Burns & Roe Location – San Diego, California Scope - Civil/Foundations, ACC Erection, CTG & STG Erection, Structural steel, piping and balance of plant equipment Otay Mesa Generating Station

14. Project Experience 500 MW 2x1 GE 7FA CTG Owner – Elk Hills Power, LLC Engineer – Merchant Power Engineers & Constructors (Parsons) Tupman, California Civil/Foundations, HRSG Erection, CTG & STG Erection, Structural steel, piping and balance of plant equipment Elk Hills Power Plant

15. Project Experience 100 MW - Dual GE LM 6000 Gas Combustion Turbines Owner – Imperial Irrigation District Engineer – Harris Group Location - Niland, California Scope – Complete turn-key green-field construction including Civil/Foundations, HRSG Erection, CTG & Structural steel, I&E, piping and balance of plant equipment Niland Gas Turbine Plant

16. Project Experience Moss Landing Power Plant 1060 MW Combined Cycle Power Plant 4x2 GE 7FA CTG Owner – Duke Energy Engineer – Duke/Fluor Daniel Moss Landing, California HRSG erection, high energy piping installation

21. Project Experience Paramount Petroleum Paramount, California Paramount added gasoline production and clean burning diesel to its existing capabilities. ARB installed all carbon and alloy piping for the two new units.

23. Fiberboard Plant Owner - Canfibre, LLC Engineer - Stone & Webster Riverside, California Grass Roots Construction of Medium Density Fibre Board Manufacturing Facility Project Experience

24. Project Experience Hydrogen Reformer Hydrogen Reformer 96 MMSCFD Owner – Air Products & Chemical, Inc. Engineer – KTI Carson, California Erect hydrogen reformer heater, convection section and related piping.

26. Project Experience Quartz Hill Water Treatment Facility Los Angeles County, CA 90 MGD capacity Owner – Antelope Valley East Kern Water Agency Engineer – Montgomery Watson Wash-water Basin, Chlorine Contact basin, Chemical Facilities, Ozone Generation Building, New Filters and Re-build of Clarifiers

30. “ No business objective is so important that it will be pursued at the sacrifice of safety” Brian Pratt CEO Primoris Services Corporation Safety is a Value Safety

41. SafeTrack

42. Feedback

43. Improvement

45. smart learn card Reminds you of the Safety Topic of the Month. Focuses on safety hazards, regulations, and policies that affect you! Enter it online or call it in to earn points good for awards and prizes! Monthly Learn Card…. Learning

46. smart excel card You earn this for demonstrating safe behaviors… Enter it online or call it in to earn points good for awards and prizes! front back Observing

47. smart celebrate card You’ll earn a Celebrate card every month we have no lost time injury. Enter it online or call it in to earn points good for awards and prizes! Improving

49. Apollo RCA

54. Quantity Tracking Project Controls

55. Progress Reporting Project Controls

56. Progress Reporting Cont’ed Project Controls

57. Productivity Index Project Controls

60. Questions? Thank You