• AT&T
    • Corporate Real Estate
    • HVAC
    • Electrical Engineering
    • Mechanical Engineering
  • California American Water
  • California Water Service
    • Air Compressor and Electric Motor Repair Services
    • Commercial Building Painting Contractors 
    • Control Panel Manufacturer
    • Electrical Contractors: Generator Installation and Repair
    • Elevator Maintenance Contractors 
    • Fence Installation and Repair
    • Hazardous Waste Disposal
    • Janitorial Services
    • Landscape Services
    • Locksmith Services
    • Paving Contractors
    • Pest Control Contractors
    • Pipeline Condition Assessment Services
    • Plumbing Contractors
    • Pump Installation, Repair and Maintenance Services (Drinking Water/Chemical)
    • Reverse Osmosis Membrane Cleaning
    • Safety Assessment, Equipment and Training
    • Telemetry and SCADA Troubleshooting Services
    • Tree Trimming Services 
    • Uniform, Rug, and Towel Rental Services
    • Water Quality Testing Services
    • Water Tank Cleaning Services 
    • Water Treatment Studies
    • Water Well Sitting, Abandonment
    • Welded Steel, and Concrete Water Tank Installations
    • Well and Tank Rehab/Maintenance Services
  • Charter Communications
    • Plant Construction: Above Ground Construction, Underground Construction, Electrical Contractor
    • Facilities Maintenance and Services
    • Install Services
  • Cox Communications
  • Golden State Water
    • Pipeline
    • Paving
    • Plant and Building
    • Reservoirs and Tanks
    • Wells and Boosters
    • Maintenance (Emergency Leaks, Valve and Hydrant Maintenance, Meter Replacement Programs, Meter Testing)
    • Consulting and Engineering (Structural Design, Electrical Design, Permit)
    • Fleet Management
  • PG&E
  • PacifiCorp
  • San Gabriel Valley Water
  • Southern California Edison
  • Southwest Gas
    • Corporate Purchasing Department Commodity Listing
    • Planning, Design, Construction, Maintenance
      • Pipeline Construction 
      • Pipeline Engineering 
      • Pipeline Environmental 
      • Pipeline Gas Facilities 
      • Pipeline Land Surveying 
      • Pipeline LNG (Lovelock & Tucson) 
      • Pipeline Maintenance 
      • Pipeline ROW 
      • Pipeline Testing-Inspections 
      • Pipeline Training 
      • Pipeline Administration 
      • Pipeline Antenna Site Leases 
    • Business Services
      • Consulting 
      • Customer Engagement (Communications) 
      • Financial (P-Card)
      • Governmental 
      • HR
      • Legal/Risk
      • Non-Profit
      • Temp Employment Contractors
      • SAAS
      • IS/IT
    • Building Services
      •  Architecture 
      • Construction 
      • Engineering 
      • Equipment - Technology 
      • Equipment Leases
      • Facilities Maintenance 
      • Facilities Services 
      • Property Leases 
      • Facilities Repair, Renovation 
      • Fleet/ Auto Shop/ Purchasing 
  • Suburban Water Systems
    • Pump and Motor Installations (Wells and Boosters)
    • SCADA Instrumentation and Hardware (Equipment and Services)
    • Meter Replacements
    • Engineering Design Services (Civil, Mechanical, Electrical, Structural, Architectural, Geotechnical, Water Quality, and Treatment)
    • Construction Management Services (Inspection, Project Management)
    • Electrical (Instrumentation, Conduits and Wiring, Switchgear, and MCC)
    • Sitework (Chain Link Fencing, Wrought Iron Fencing, CMU Block Walls)
    • AC and Concrete Surface Restoration
    • Landscaping
    • Well Drilling
    • Pipeline and Appurtenances Including Valves, Blow Offs, Services, Fire Hydrants
    • Demolition
    • Steel Tank Construction (Welding and Painting)
    • Steel Tank Retrofits (Welding and Painting)
    • Earthwork, and Grading
  • T-Mobile
    •  Application Development and Maintenance
    • Cloud
    • Emerging Business
    • Enterprise Hardware
    • Field Construction Bid
    • Field Services
    • Billing Systems and Services
    • IT Technology Services
    • Network Core
    • Network Maintenance and Support
    • Network Peripherals
    • Network RAN
    • Network Transportation & Logistics
    • Software
    • Accessibility
    • Benefits – Medical Insurance
    • Construction – CARE, Commercial, Critical, Retail
    • Consulting/Advisory
    • Credit and Risk
    • Customer Care
    • Customer Care - Collections (1st and 3rd Party Voice and Order Support)
    • Customer Care - Deceased, Bankruptcy, Deaf
    • Customer Care - Global Care Requests
    • Customer Care - Postpaid Order Support (Non-Voice)
    • Customer Care - Tele-sales (Voice and Order Support)
    • Device Insurance Program
    • Energy
    • Facilities – CARE, Commercial, Critical, Retail
    • Finance Services
    • Fleet
    • HR Services
    • Market Research
    • Marketing - Creative
    • Marketing - Creative - Production
    • Marketing - Digital
    • Marketing - Media
    • Marketing - Sponsorships & Events
    • Office Supplies
    • Print
    • Promotions (SWAG)
    • Security
    • Sustainability
    • Call Centers (Voice, Chat & Order Support)
    • T-Mobile Tuesdays (TMT)
    • Travel
  • Trans Bay Cable
    • Metal Fabricator 
    • Safety Inspection 
    • Canvas Cover Manufacturer
    • Crane Certification 
    • Tug Services
    • Marine Equipment Supplier
    • Low Voltage Electrical Services
    • Construction Contractors 
    • Commercial and Industrial Building Renovation
    • Seismic Concrete Design and Installation
    • Engineering Services 
    • Value-added Reseller of:
      • IT hardware and software: Dell Servers; Workstations and Laptops; Cisco Switches, Routers, and Firewalls; Juniper Firewalls; CheckPoint Firewalls; Network Cabling; Fiber Optic Cabling; IT Tools
        viii. Software Licensing / Reseller 
    • Audio/Video Engineering Services
    • Videoconferencing Engineering Services 
    • Network Engineering Services 
    • Software Engineering Services 
    • IT Staffing Services 
    • Commercial Electricians 
    • Hardware Installers 
    • Hazardous Waste Disposal and Transport 
    • Environmental Consulting, Inspection, Remediation Services
  • Verizon Wireless
    • Computer Hardware/Software
    • Consulting
    • Professional Services
    • Data Processing
    • Facilities
    • Legal
    • Temporary Labor
    • Transportation/Logistics
    • Cell Site Maintenance
    • Cell Site Construction
    • Engineering
    • Environmental
    • Security
    • Facilities
    • Network Equipment/Services
    • Product Development
    • Marketing Services