A Diversified International Construction Company is a large construction firm that was established in 1946. It has over 3,500 employees nationwide and specializes in industrial and underground construction projects. Some of its areas of expertise include power generation, refineries, pipelines, and renewable energy. The company prioritizes safety and has extensive experience successfully completing large, complex industrial construction projects on time.

1. A Diversified International Construction Company

2. Introduction

3. Organization Diversified General Contractor Established in 1946 in Bakersfield, CA Publicly Traded California Corporation (symbol PRIM) ENR ranked #101 in the top 400 domestically in 2010 Top Industrial and Underground contractor on West Coast 3500 employees nationwide 1200 to 1500 craft employees in California 2009 Domestic Revenue - $650,000,000+ 2010 revenue approximately $1 billion Surety capacity of $1.4 billion General Background Information

4. Primoris Services Corporation Industrial Underground Heavy Highway Industrial Water Wastewater Renewable Energy Projects Design/Build Parking Structures Engineering of Fired Heaters Pipeline Construction

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

6. Lake Forest, CA (HQ) Bakersfield, CA Las Vegas, NV Pittsburg, CA Conroe, TX San Diego, CA San Francisco, CA Ventura, CA Santa Maria, CA Sacramento, CA Maxwell, CA ARB Office Locations ARB Operating Locations Pittsburg Bakersfield Lake Forest Houston/Conroe United States Las Vegas San Diego San Francisco Maxwell Sacramento Santa Maria Ventura

7. Operating Groups Industrial Underground ARB Inc is the original flagship entity of Primoris and consists of two operating groups….

8. Underground Pipeline - Oil & Gas, Refined Products, Chemicals, Water & Sewer Gas Distribution Rehabilitation Electric Transmission Fiber Optic Emergency Repair & Testing Horizontal Directional Drilling

9. Industrial Power Generation Refinery Petro-Chemical Renewable Energy Oil & Gas Facilities Liquid Terminals Alternative Fuels Water/Wastewater Mining & Manufacturing Industrial Process Plants Central Plants Fabrication Areas of Expertise

10. ARB has earned a reputation for: Customer focus Diverse specialties Experienced management Self performing labor force Innovative solutions Quality workmanship Cost and schedule performance Providing an injury free workplace Loyal long-term office and field staff

11. Equipment Largest contractor owned equipment fleet on the West Coast Experienced maintenance personnel Equipment fleet strategically located throughout California Most modern equipment fleet in the industry meeting AQMD Tier 2 requirements (meets Port of LA requirements) ARB’s plan is to meet AQMD Tier 3 requirements within the next two years Corporate Headquarters Equipment Yard

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

17. Project Experience Kinder Morgan Liquid Terminals Six Tanks Project Carson California Owner – Kinder Morgan Energy Partners, LLP Engineer – Spec Services Civil Construction Structural Steel Piping Tank Foundations

18. Project Experience BP Refinery - Carson Prime contractor Rule 1105 Electrostatic Precipitator Project Fluid Feed Hydro Desulfurization Unit Boiler bypass Project Engineer – Jacobs & Fluor Location – Carson, California Scope – Cast in place piles, foundations, structural steel, equipment erection, piping, I&E

19. Project Experience BP Refinery – Carson, CA Flare Gas Recovery Project Scope: Cast-in-place piles Concrete foundations Structural steel erection Equipment assembly & erection Piping

20. Project Experience Valero Refinery – Wilmington, CA Unit 80-Boiler Replacement Project Scope: Concrete foundations Structural steel erection Equipment assembly & erection Piping Start up

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.

22. US Borax Material Handling Systems Boron, California Conveyors Transfer Towers Structural Steel Stacker Re-claimer Piping Project Experience

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.

25. Project Experience Hydrogen Reformer Hydrogen Reformer 115 MMSCFD Owner – Praxair Engineer – Lurgi Richmond, California Chevron Refinery Complete turn-key green-field plant 15,000 cu yds concrete 1800 tons structural steel 80,000 LF Piping 1,000,000 Man-hours

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

27. Project Experience Chevron USA Inc. McKittrick, California Cogen Facility 31X, 6Z Cymric Field SCR Installation 31X Facility 6Z Facility Remove existing equipment & Foundations Install new foundations Install new duct burner Install new combustion sections Assemble & erect new HRSG’s Assemble & erect new SCR sections Install new exhaust stacks Install new skid mounted aqueous ammonia handling systems ARB planned and executed the critical shutdown work to reduce the total number of days that these plants were off line.

29. Safety Agenda Overview of Management Support Project Planning and Communication New Hires Site Auditing Worker Involvement Subcontractor Management Incident Management

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

31. Overview of Safety Management Senior Management Safety Committee Conducted Cultural Gap Analysis Management Accountability Management

32. Comprised of the Presidents of the Industrial, Underground and Structures Groups; Corporate Council; Safety Director; Claims Administrator; and Safety Administrator Meets Quarterly or more often as needed Approves, directs, and provides approval and oversight for all safety processes Safety Committee Leadership

33. Commissioned CM Services to conduct the Cultural Gap Analysis Three month process to help us understand our safety culture Encouraging Results Our employees like working for us Our employees have confidence in our safety program Areas in need of improvement Communication of expectations Increase employee involvement in the safety process Sharing the results of our accident investigation Continued Improvement Gap Analysis

34. Project Planning and Communication Site Specific Safety Manual Job Site Safety Plan Daily JSA’s Weekly All Hands Safety Meeting Project Stand Downs Planning

35. Newly Hired Employees On Site Drug Testing Orientation Code of Safe Practices Hazard Communication Site Specific Regulations Stop Work Authority BBS Program Communication

36. Foreman Training Monthly Foreman Meetings Observation Training Hazard Recognition Training JSSP Review Project Expectations Leadership

37. Site Audits Daily Safety Observations Weekly site Audits Daily equipment inspections Safety

38. Subcontractor Management Committed Management Compliant Safety Program Low Incident Rate EMR under 1.0 Site Specific Safety Work Plan Work is Coordinated by Primoris Services Corporation Subcontractors

39. Short Service Employee Program Incentive Program Behavior Based Safety Program Increased Worker Involvement Involvement

40. SafeStart Program SafeTrack Program Behavior Based Safety States (cause) Errors (which cause) Less Risk (to become) More Risk Rushing Frustration Fatigue Complacency Eyes not on task Mind not on task Line-of-fire Balance/Traction/Grip to become Major Minor Close Calls Hazards Major Minor Close Calls Hazards with a critical error SafeStart

41. SafeTrack

42. Feedback

43. Improvement

44. Award of Excellence Safety Incentives Proactive Observation Based Learn Cards Excel Cards Celebrate Cards Accountability Tracking Safety

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

48. Incident Management EMT on site Axiom Medical Services Working Relationship with Clinics Near Miss Reporting Apollo Root Cause Analysis Safety

49. Apollo RCA

50. Continuing Improvement Accountability Process/ Core Media Increase Quality of Observations Increase Quality of JSA’s Focus on Leading Indicators Advanced Leadership Training Safety

51. Review Committed Proactive Management Team Project Planning Mechanism Communication Process Employee Involvement Auditing Process Continuing Improvement Processes Safety

53. Scheduling with Using MSProject, P3, and P6 Project Controls

54. Quantity Tracking Project Controls

55. Progress Reporting Project Controls

56. Progress Reporting Cont’ed Project Controls

57. Productivity Index Project Controls

58. Sampling of Clients ABB Air Products Alstom Power BP Bechtel Black & Veatch British Petroleum / Amoco California Energy Co., Inc. Calpine Corporation Chevron ConocoPhillips County Sanitation Districts, Los Angeles Department of Water Resources Duke Energy Dynegy Edison/Mission Energy Elk Hills Power LLC Fluor Constructors Kinder Morgan Long Beach Gas & Oil Dept. Los Angeles Dept. of Water & Power Occidental Pacific Gas & Electric Peerless Manufacturing Company Pemex Plains All American Port of Long Beach Port of Los Angeles Port of San Diego Praxair Raytheon Reliant Power Siemens Westinghouse Sempra Energy Shell Oil Sunrise Power, LLC Tesoro U. S. Borax & Chemical Co. Valero Energy

59. Why ARB ? Well established industrial contractor committed to community Experienced in a variety of process industries Proven track record of completing projects safely and on time Reputation for quality work at all levels Financial stability Large capital project experience Largest established craft labor force in California and the West Strong local subcontractor relationships Competent project management and staff Success with target contracting delivery Construction environmental mitigation compliance Outstanding relationship and reputation with local Building Trades Largest equipment fleet on the West Coast

60. Questions? Thank You