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Our Story
The Rainier Group is a family owned and operated company established in 1970. With more than 40 years of experience in fire protection and life safety systems we consider ourselves experts in the field. Our specialty is offering personal and customized services to our many clients, which include large and small commercial buildings, industrial and high-rise buildings, warehouses, military bases, and private homes. Our customer satisfaction is consistently highly regarded.
In 2015 TRG Fire Systems was awarded the Pasadena Historic Preservation 2015 Rehabilitation Award by the California State Senate and the 2015 Historic Preservation Award for Pasadena Civic Auditorium Exhibition Hall by the City of Pasadena Historic Preservation Commission
TRG Fire Systems are proud partners with Potter, The Symbol of Protection.
Commercial Experience
Apartments & Condominiums
Club House / Community Center
Golf Course
Government
Historic Preservation
Hotel / Motel
House
Medical Office
Mixed Use
Office Building
Residential Building
Restaurant
Retail Store
School / College / University
Assisted Living
Church / Synagogue
Court House
Fire / Police Station
Hospital / Nursing Home
Misc Project
Parking Lots
Storage Facility / Warehouse
Regions & Counties Serviced
- California-Los Angeles and Vicinity
California 3
- Los Angeles
- Riverside
- San Bernardino
Our CSI Codes
01 35 43 - Environmental Procedures
01 45 26 - Plant Inspection Procedures
01 51 16 - Temporary Fire Protection
01 71 23 - Field Engineering
01 71 23.13 - Construction Layout
01 71 23.16 - Construction Surveying
01 80 00.00.01 - Performance Requirements
01 81 16 - Facility Environmental Requirements
01 82 13 - Foundation Performance Requirements
01 82 16 - Basement Construction Performance Requirements
01 83 13 - Superstructure Performance Requirements
01 83 16 - Exterior Enclosure Performance Requirements
01 84 16 - Stairways Performance Requirements
01 86 13 - Fire Suppression Performance Requirements
01 86 16 - Plumbing Performance Requirements
01 86 19 - HVAC Performance Requirements
01 86 23 - Integrated Automation Performance Requirements
01 86 26 - Electrical Performance Requirements
01 86 29 - Communications Performance Requirements
01 86 33 - Electronic Safety and Security Performance Requirements
01 88 13 - Special Construction Performance Requirements
01 91 13 - General Commissioning Requirements
01 91 16.13 - Foundation Commissioning
01 91 16.53 - Basement Construction Commissioning
01 91 19 - Facility Shell Commissioning
01 91 19.13 - Superstructure Commissioning
01 91 19.43 - Exterior Enclosure Commissioning
02 06 30 - Schedules for Subsurface Investigations
02 08 00.00.01 - Commissioning of Existing Conditions
02 22 19 - Traffic Assessment
02 24 43 - Transboundary and Global Environmental Aspects Assessment
02 25 16 - Existing Concrete Assessment
02 25 19 - Existing Masonry Assessment
02 25 23 - Existing Metals Assessment
02 25 23.13 - Welding Investigations
02 25 26 - Existing Wood, Plastics, and Composites Assessment
02 31 29 - Magnetotelluric Investigations
02 32 23 - Geotechnical Monitoring Before Construction
05 08 00.00.01 - Commissioning of Metals
06 08 00.00.01 - Commissioning of Wood, Plastics, and Composites
10 01 40 - Operation and Maintenance of Safety Specialties
10 06 40 - Schedules for Safety Specialties
10 08 00.00.01 - Commissioning of Specialties
10 32 13 - Fireplace Dampers
10 40 00.00.01 - Safety Specialties
10 41 13 - Fire Department Plan Cabinets
10 44 13 - Fire Extinguisher Cabinets
10 44 13.53 - Security Fire Extinguisher Cabinets
10 44 16 - Fire Extinguishers
10 44 16.13 - Portable Fire Extinguishers
10 44 16.16 - Wheeled Fire Extinguisher Units
10 44 33 - Fire Blankets and Cabinets
10 44 43 - Fire Extinguisher Accessories
11 08 00.00.01 - Commissioning of Equipment
13 08 11 - Commissioning of Swimming Pools
13 08 23 - Commissioning of Planetariums
13 08 30 - Commissioning of Special Structures
21 01 10 - Operation and Maintenance of Water-Based Fire-Suppression Systems
21 01 20 - Operation and Maintenance of Fire-Extinguishing Systems
21 01 30 - Operation and Maintenance of Fire-Suppression Equipment
21 05 13 - Common Motor Requirements for Fire-Suppression Equipment
21 05 16 - Expansion Fittings and Loops for Fire-Suppression Piping
21 06 10 - Schedules for Water-Based Fire-Suppression Systems
21 06 20 - Schedules for Fire-Extinguishing Systems
21 06 30 - Schedules for Fire-Suppression Equipment
21 08 00.00.01 - Commissioning of Fire Suppression
21 09 00.00.01 - Instrumentation and Control for Fire-Suppression Systems
21 10 00.00.01 - Water-Based Fire-Suppression Systems
21 11 16 - Facility Fire Hydrants
21 11 19 - Fire-Department Connections
21 12 13 - Fire-Suppression Hoses and Nozzles
21 12 16 - Fire-Suppression Hose Reels
21 12 19 - Fire-Suppression Hose Racks
21 12 26 - Fire-Suppression Valve and Hose Cabinets
21 13 13 - Wet-Pipe Sprinkler Systems
21 13 16 - Dry-Pipe Sprinkler Systems
21 13 19 - Preaction Sprinkler Systems
21 13 23 - Combined Dry-Pipe and Preaction Sprinkler Systems
21 13 26 - Deluge Fire-Suppression Sprinkler Systems
21 13 29 - Water Spray Fixed Systems
21 13 36 - Antifreeze Sprinkler Systems
21 13 39 - Foam-Water Systems
21 20 00.00.01 - Fire-Extinguishing Systems
21 21 13 - Carbon-Dioxide Fire-Extinguishing Piping
21 21 16 - Carbon-Dioxide Fire-Extinguishing Equipment
21 22 13 - Clean-Agent Fire-Extinguishing Piping
21 22 16 - Clean-Agent Fire-Extinguishing Equipment
21 23 13 - Wet-Chemical Fire-Extinguishing Piping
21 23 16 - Wet-Chemical Fire-Extinguishing Equipment
21 24 13 - Dry-Chemical Fire-Extinguishing Piping
21 24 16 - Dry-Chemical Fire-Extinguishing Equipment
21 30 00.00.01 - Fire Pumps
21 31 13 - Electric-Drive, Centrifugal Fire Pumps
21 31 16 - Diesel-Drive, Centrifugal Fire Pumps
21 32 13 - Electric-Drive, Vertical-Turbine Fire Pumps
21 32 16 - Diesel-Drive, Vertical-Turbine Fire Pumps
21 33 13 - Electric-Drive, Positive-Displacement Fire Pumps
21 33 16 - Diesel-Drive, Positive-Displacement Fire Pumps
21 41 13 - Pressurized Storage Tanks for Fire-Suppression Water
21 41 29 - Storage Tanks for Fire-Suppression Water Additives
22 01 60 - Operation and Maintenance of Laboratory and Healthcare Systems
22 06 60 - Schedules for Laboratory and Healthcare Systems
22 08 00.00.01 - Commissioning of Plumbing
22 11 13 - Facility Water Distribution Piping
22 15 13 - General Service Compressed-Air Piping
22 60 00.00.01 - Gas and Vacuum Systems for Laboratory and Healthcare Facilities
22 61 13 - Compressed-Air Piping for Laboratory and Healthcare Facilities
22 61 13.53 - Laboratory Compressed-Air Piping
22 61 13.70 - Healthcare Compressed-Air Piping
22 61 13.74 - Dental Compressed-Air Piping
22 61 19.70 - Healthcare Compressed-Air Equipment
22 62 13 - Vacuum Piping for Laboratory and Healthcare Facilities
22 62 13.53 - Laboratory Vacuum Piping
22 62 13.70 - Healthcare, Surgical Vacuum Piping
22 62 13.74 - Dental Vacuum Piping
22 62 23 - Waste Anesthesia-Gas Piping
22 63 13 - Gas Piping for Laboratory and Healthcare Facilities
22 63 13.53 - Laboratory Gas Piping
22 63 13.70 - Healthcare Gas Piping
22 66 53 - Laboratory Chemical-Waste and Vent Piping
22 66 70 - Healthcare Chemical-Waste and Vent Piping
22 66 83 - Chemical-Waste Tanks
22 67 13 - Processed Water Piping for Laboratory and Healthcare Facilities
22 67 13.13 - Distilled-Water Piping
23 01 20 - Operation and Maintenance of HVAC Piping and Pumps
23 01 80 - Operation and Maintenance of Decentralized HVAC Equipment
23 06 10 - Schedules for Facility Fuel Service Systems
23 06 20 - Schedules for HVAC Piping and Pumps
23 06 50.13 - Heating Boiler Schedule
23 06 80.16 - Convection Heating and Cooling Unit Schedule
23 08 00.00.01 - Commissioning of HVAC
23 09 13.43 - Control Dampers
23 10 00.00.01 - Facility Fuel Systems
23 11 13 - Facility Fuel-Oil Piping
23 11 23 - Facility Natural-Gas Piping
23 20 00.00.01 - HVAC Piping and Pumps
23 21 13.23 - Aboveground Hydronic Piping
23 22 13 - Steam and Condensate Heating Piping
23 22 13.23 - Aboveground Steam and Condensate Heating Piping
23 24 16 - Internal-Combustion Engine Exhaust Piping
23 33 13 - Dampers
23 33 13.13 - Volume-Control Dampers
23 33 13.16 - Fire Dampers
23 33 13.19 - Smoke-Control Dampers
23 33 13.23 - Backdraft Dampers
23 51 13.16 - Vent Dampers
23 51 13.19 - Barometric Dampers
25 08 00.00.01 - Commissioning of Integrated Automation
25 33 00.00.01 - Integrated Automation Instrumentation and Terminal Devices for Fire-Suppression Systems
25 35 23 - Integrated Automation Control Dampers
25 53 00.00.01 - Integrated Automation Control of Fire-Suppression Systems
25 93 00.00.01 - Integrated Automation Control Sequences for Fire-Suppression Systems
26 05 73 - Overcurrent Protective Device Coordination Study
26 08 00.00.01 - Commissioning of Electrical Systems
27 08 00.00.01 - Commissioning of Communications
28 01 30 - Operation and Maintenance of Electronic Detection and Alarm
28 01 30.51 - Maintenance and Administration of Electronic Detection and Alarm
28 01 30.71 - Revisions and Upgrades of Electronic Detection and Alarm
28 06 30 - Schedules for Electronic Detection and Alarm
28 08 00.00.01 - Commissioning of Electronic Safety and Security
28 16 33 - Intrusion Detection Interfaces
28 16 33.36 - Intrusion Detection Interfaces to Fire Alarm
28 16 46 - Intrusion Detection Vehicle Control Systems
28 26 16 - Electronic Personal Safety Alarm Annunciation and Control Systems
28 30 00.00.01 - Electronic Detection and Alarm
28 31 13 - Fire Detection and Alarm Control, GUI, and Logic Systems
28 31 23 - Fire Detection and Alarm Annunciation Panels and Fire Stations
28 31 33 - Fire Detection and Alarm Interfaces
28 31 33.13 - Fire Detection and Alarm Interfaces to Remote Monitoring
28 31 33.26 - Fire Detection and Alarm Interfaces to Intrusion Detection
28 31 33.43 - Fire Detection and Alarm Interfaces to Elevator Control
28 31 43 - Fire Detection Sensors
28 31 46 - Smoke Detection Sensors
28 31 49 - Carbon-Monoxide Detection Sensors
28 31 53 - Fire Alarm Initiating Devices
28 31 53.13 - Fire Alarm Pull Stations
28 31 53.23 - Fire Alarm Level Detectors Switches
28 31 53.33 - Fire Alarm Flow Switches
28 31 53.43 - Fire Alarm Pressure Sensors
28 31 63 - Fire Alarm Integrated Audio Visual Evacuation Systems
28 31 63.13 - Fire Alarm Horns and Strobes
28 32 13 - Radiation Detection and Alarm Control, GUI, and Logic Systems
28 32 23 - Radiation Detection and Alarm Integrated Audio Evacuation Systems
28 32 33 - Radiation and Alarm Detection Sensors
28 32 43 - Radiation and Alarm Dosimeters
28 33 13 - Fuel-Gas Detection and Alarm Control, GUI, and Logic Systems
28 33 23 - Fuel-Gas Detection and Alarm Integrated Audio Evacuation Systems
28 33 33 - Fuel-Gas Detection Sensors
28 34 13 - Fuel-Oil Detection and Alarm Control, GUI, and Logic Systems
28 34 23 - Fuel-Oil Detection and Alarm Integrated Audio Evacuation Systems
28 34 33 - Fuel-Oil Detection Sensors
31 08 00.00.01 - Commissioning of Earthwork
31 09 13 - Geotechnical Instrumentation and Monitoring
31 09 16 - Special Foundation and Load Bearing Elements Instrumentation and Monitoring
31 09 16.13 - Foundation Performance Instrumentation
31 09 16.26 - Bored and Augered Pile Load Tests
32 08 00.00.01 - Commissioning of Exterior Improvements
33 08 10 - Commissioning of Water Utilities
33 08 20 - Commissioning of Wells
33 08 30 - Commissioning of Sanitary Sewerage Utilities
33 08 40 - Commissioning of Storm Drainage Utilities
33 08 50 - Commissioning of Fuel Distribution Utilities
33 08 60 - Commissioning of Hydronic and Steam Energy Utilities
33 08 70 - Commissioning of Electrical Utilities
33 08 80 - Commissioning of Communications Utilities
33 11 19 - Fire Suppression Utility Water Distribution Piping
33 12 19 - Water Utility Distribution Fire Hydrants
34 08 13 - Commissioning of Roadways
34 08 23 - Commissioning of Railways
34 08 33 - Commissioning of Airfields
34 08 43 - Commissioning of Bridges
35 08 30 - Commissioning of Coastal Construction
35 08 40 - Commissioning of Waterway Construction
35 08 50 - Commissioning of Marine Construction
35 08 70 - Commissioning of Dams
40 01 10 - Operation and Maintenance of Gas and Vapor Process Piping
40 01 20 - Operation and Maintenance of Liquids Process Piping
40 01 40 - Operation and Maintenance of Process Piping and Equipment Protection
40 05 13 - Common Work Results for Process Piping
40 05 13.13 - Steel Process Piping
40 05 13.16 - Lined or Internally-Coated Steel Process Piping
40 05 13.19 - Stainless-Steel Process Piping
40 05 13.23 - Aluminum Alloys Process Piping
40 05 13.33 - Brass, Bronze, Copper, and Copper Alloys Process Piping
40 05 13.43 - Nickel and Nickel Alloys Process Piping
40 05 13.53 - Ductile, Malleable, and Cast Iron Alloys Process Piping
40 05 13.63 - Titanium and Titanium Alloys Process Piping
40 05 13.73 - Plastic Process Piping
40 05 13.76 - Fiberglass-Reinforced Plastic and Resins Process Piping
40 05 13.93 - Other Metals Process Piping
40 06 10 - Schedules for Gas and Vapor Process Piping
40 06 20 - Schedules for Liquids Process Piping
40 06 30 - Schedules for Solid and Mixed Materials Piping and Chutes
40 06 40 - Schedules for Process Piping and Equipment Protection
40 10 00.00.01 - Gas and Vapor Process Piping
40 11 13 - Low-Pressure Steam Process Piping
40 11 16 - Intermediate-Pressure Steam Process Piping
40 11 19 - High-Pressure Steam Process Piping
40 11 23 - Condensate Process Piping
40 12 13 - Breathing Compressed Air Process Piping
40 12 16 - Non-Breathing Compressed Air Process Piping
40 13 13 - Argon Process Piping
40 13 16 - Carbon-Dioxide Process Piping
40 13 19 - Helium Process Piping
40 13 23 - Krypton Process Piping
40 13 26 - Neon Process Piping
40 13 29 - Nitrogen Process Piping
40 13 33 - Xenon Process Piping
40 13 93 - Mixed Inert Gases Process Piping
40 14 16 - Blue (Water) Fuel Gas Piping
40 14 19 - Butane Piping
40 14 23 - Carbon-Monoxide Piping
40 14 26 - Chlorine Fuel Gas Piping
40 14 33 - Ethane-Gas Piping
40 14 36 - Hydrogen Fuel Gas Piping
40 14 39 - Liquid Natural-Gas Process Piping
40 14 43 - Methylacetylene-Propadiene Fuel Gas Piping
40 14 49 - Natural-Gas Process Piping
40 14 49.13 - Synthetic Natural-Gas Piping
40 14 49.23 - Propane-Air Mixes Fuel Gas Piping
40 14 53 - Octane Fuel Gas Piping
40 14 59 - Propane Fuel Gas Process Piping
40 14 63 - Sewage Fuel Gas Piping
40 14 93 - Mixed Fuel Gases Piping
40 15 13 - Combustion Air Piping
40 15 16 - Oxygen Combustion System Gas Piping
40 15 23 - Exothermic-Gas Combustion System Piping
40 15 26 - Endothermic-Gas Combustion System Piping
40 15 29 - Disassociated-Ammonia-Gas Combustion System Piping
40 16 13 - Ammonia Gas Piping
40 16 16 - Boron Gas Piping
40 16 26 - Diborane Gas Piping
40 16 29 - Fluorine Gas Piping
40 16 33 - Hydrogen Sulfide Gas Piping
40 16 36 - Nitrous-Oxide Gas Process Piping
40 16 39 - Ozone Gas Piping
40 16 43 - Phosphine Gas Piping
40 16 46 - Silane Gas Piping
40 16 49 - Sulfur-Dioxide Gas Piping
40 16 53 - Specialty Gas Mixtures Piping
40 18 13 - Low-Vacuum Systems Process Piping
40 18 16 - High-Vacuum Systems Process Piping
40 20 00.00.01 - Liquids Process Piping
40 21 13 - Bio Fuels Process Piping
40 22 16 - Light-Fractions Petroleum Products Piping
40 23 13 - De-Ionized Water Process Piping
40 23 16 - Distilled-Water Process Piping
40 23 19 - Process Plant Water Piping
40 23 23 - Potable Water Process Piping
40 23 29 - Recirculated Water Process Piping
40 23 33 - Reverse-Osmosis Water Process Piping
40 24 13 - Alcohol Piping
40 24 16 - Gel Piping
40 24 19 - Slurries Process Piping
40 24 23 - Thixotropic Liquid Piping
40 25 13 - Liquid Acids Piping
40 25 16 - Liquid Bases Piping
40 26 00.00.01 - Liquid Polymer Piping
40 80 00.00.01 - Commissioning of Process Systems
41 08 30 - Commissioning of Manufacturing Equipment
42 08 10 - Commissioning of Heating Equipment
42 08 20 - Commissioning of Cooling Equipment
42 08 30 - Commissioning of Drying Equipment
43 08 10 - Commissioning of Gas Handling Equipment
43 08 20 - Commissioning of Liquid Handling Equipment
43 08 30 - Commissioning of Gas and Liquid Purification Equipment
43 08 40 - Commissioning of Gas and Liquid Storage
44 08 40 - Commissioning Water Treatment Equipment
45 08 00.00.01 - Commissioning of Industry-Specific Manufacturing Equipment
48 08 00.00.01 - Commissioning of Electrical Power Generation
