Valve: Manufacturers of Check Valves (Metal Bodies) (past and present)
- Adams Valves
- American AVK
- American Cast Iron
- Anix
- ASC
- Bonney Forge
- Bray
- Champion Valves
- Check All
- Chicago Valve
- Crane
- Crispin Valve
- Dezurik: Apco
- DFT
- Emerson
- Flomatic
- Flowserve: Edward: McCanna
- GA Industries
- Keckley
- Kennedy
- KF Valves
- Ladish
- Milwaukee Valve
- Mueller: Milliken
- Neway
- Nibco
- Parker Hannifin
- Powell
- Richter
- Smith Valves
- Steel & O’Brien
- Trillium
- United Brass Works
- US Pipe
- US Valve
- Val-Matic
- ValTorc
- Vogt
- Warren Valve
- Williams Valve
- Specialty Type: Proco and Red Valve
- Galvanized Body: Yardney
- Former: Prince
- And others
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- 01 Water Treatment: (Random Packing) Materials of Construction
- 01 Water Treatment: Accessories for a Forced Draft Degasifier / Decarbonator
- 01 Water Treatment: Accessories for a Spray Tray Deaerator (Industrial)
- 01 Water Treatment: Manufacturers of (Boiler) Feedwater Heater (Industrial)
- 01 Water Treatment: Manufacturers of (Random Packing) Packing for Degasifiers (Mass Transfer) (Dump Packing)
- 01 Water Treatment: Manufacturers of (Steam) Flash Tanks (Industrial)
- 01 Water Treatment: Manufacturers of Aeration (Industrial)
- 01 Water Treatment: Manufacturers of Air Cooled Condensers Industrial
- 01 Water Treatment: Manufacturers of Automatic Self Cleaning Filter-Strainer / Automatic Backwash Filter-Strainer (Municipal / Industrial)
- 01 Water Treatment: Manufacturers of Boiler Blowdown Tanks / Blowdown Separators (Industrial)
- 01 Water Treatment: Manufacturers of Boiler Tubes
- 01 Water Treatment: Manufacturers of Boilers (Industrial)
- 01 Water Treatment: Manufacturers of Brine Maker (Industrial)
- 01 Water Treatment: Manufacturers of Bubble Cap Trays (Mass Transfer) (Valve Trays)
- 01 Water Treatment: Manufacturers of Candle Filters (Industrial)
- 01 Water Treatment: Manufacturers of Cartridge Filter Housings (Commercial, Municipal, Industrial)
- 01 Water Treatment: Manufacturers of Chemical Test Kits / Water Test Kits
- 01 Water Treatment: Manufacturers of Clarifiers (Municipal / Industrial)
- 01 Water Treatment: Manufacturers of Condensate Polisher: Demineralizer (Industrial)
- 01 Water Treatment: Manufacturers of Cooling Towers (Commercial and Industrial)
- 01 Water Treatment: Manufacturers of Dealkalizer
- 01 Water Treatment: Manufacturers of Demineralizer (Industrial): Cation, Anion, Mixed Bed
- 01 Water Treatment: Manufacturers of Economizers (Industrial)
- 01 Water Treatment: Manufacturers of Ejectors and Eductors (Jet Pumps) Industrial
- 01 Water Treatment: Manufacturers of External Vent Condenser
- 01 Water Treatment: Manufacturers of Filter Press (Commercial, Municipal and Industrial)
- 01 Water Treatment: Manufacturers of Forced Draft Aerators
- 01 Water Treatment: Manufacturers of Forced Draft Decarbonator / Degasifier / VOC Stripper (Industrial)
- 01 Water Treatment: Manufacturers of Gravity Sand Filter (Municipal / Industrial)
- 01 Water Treatment: Manufacturers of Heat Exchangers (HX) (Industrial)
- 01 Water Treatment: Manufacturers of Horizontal Pressure Sand Filters (Municipal and Industrial / Commercial)
- 01 Water Treatment: Manufacturers of Internals, Laterals, Underdrain Systems and Resin Traps: Commercial Municipal Industrial (Includes Wedge Wire)
- 01 Water Treatment: Manufacturers of Ion Exchange Resin (Industrial): Cation and Anion Resin
- 01 Water Treatment: Manufacturers of Lamella Clarifier
- 01 Water Treatment: Manufacturers of Membrane Demineralizer / Desalination / (RO) Reverse Osmosis / Seawater Treatment (Municipal and Industrial)
- 01 Water Treatment: Manufacturers of Mist Eliminator for Degasifiers / Decarbonators / Scrubbers (Demister Pad)
- 01 Water Treatment: Manufacturers of Perforated Plates for water treatment
- 01 Water Treatment: Manufacturers of Pressure Leaf Filter (Industrial)
- 01 Water Treatment: Manufacturers of Sample Coolers
- 01 Water Treatment: Manufacturers of Spray and Packed Column Type Deaerator (counterflow) for O2 Removal (Industrial)
- 01 Water Treatment: Manufacturers of Spray Nozzles and Spray Valves
- 01 Water Treatment: Manufacturers of Spray Tray Deaerators (Industrial) (Counterflow) (Countercurrent)
- 01 Water Treatment: Manufacturers of Steam Condensers Industrial
- 01 Water Treatment: Manufacturers of Steam Exhaust Heads
- 01 Water Treatment: Manufacturers of Temporary Strainers (Industrial)
- 01 Water Treatment: Manufacturers of Turbines (Industrial)
- 01 Water Treatment: Manufacturers of Vacuum Deaerator / Vacuum Degasifier (Industrial)
- 01 Water Treatment: Manufacturers of Water Filters (Municipal and Industrial): Multi Media Sand Filters
- 01 Water Treatment: Manufacturers of Water Softeners (Industrial)
- 01 Water Treatment: Manufacturers of Wire Mesh (Commercial, Municipal and Industrial)
- 01 Water Treatment: Spray Tray Deaerators – Materials of Construction
- 01 Water Treatment: Steam Tables and Solubility Tables
- 01 Water Treatment: Test Strips for testing of water hardness, iron, chlorine, nitrate, dissolved oxygen, TDS, and other containments
- 01 Water Treatment: Valve types and valve material of construction
- 01 Water Treatment: Valve: Manufacturers of Control Valve for Industrial Water Treatment (Industrial)
- 01 Water Treatment: Whom sold water softeners first in the USA?
- 01b Fluid Treatment: Manufacturers of Chlor-Alkali products
- 02 Petrochemical
- 02 Petrochemical: Manufacturers of Deoiling Hydrocyclones
- 02 Petrochemical: Manufacturers of Free Water Knockout Tank – separation of oil and water
- 02 Petrochemical: Manufacturers of Heater Treater
- 02 Petrochemical: Manufacturers of Sand Separator (Desander)
- 02 Petrochemical: Manufacturers of Vacuum Distillation
- 03 Seawater: Manufacturers of Evaporator for Seawater, and other Industrial & Municipal Applications
- 03 Seawater: Manufacturers of Seawater Deaerators
- 04 Environmental: Manufacturers of Air/Dirt Separator
- 04 Environmental: Manufacturers of Economizers units (Commercial and Industrial)
- 04 Environmental: Manufacturers of Engine Compressors for CO2 and H2s
- 04 Environmental: Manufacturers of FGD: Flue Gas Desulphurization
- 04 Environmental: Manufacturers of Flares (Industrial) used for combustion of gases
- 04 Environmental: Manufacturers of Gas Treatment: Chemical Scrubber (Odor Control)
- 04 Environmental: Manufacturers of Gas Treatment: Vapor Phase Carbon Units (VOC Control)
- 04 Environmental: Manufacturers of Hydrocyclones (Solids, Particles or Dust Separation)
- 04 Environmental: Manufacturers of O2 and CO2 Evacuation Compressors
- 04 Environmental: Manufacturers of Sour Gas Treatment and Amine Treatment (Gas Sweetening)
- 04 Environmental: Manufacturers of VOC Stripper
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- Cost Estimating: Rough Order Magnitude: 5,000 and 10,000 Lbs per Hour Spray Scrubber Deaerator
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- Electrical: Manufacturers of Explosion Proof Enclosures, Junction Boxes, and Sealing Fittings
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- Electrical: Manufacturers of VFD: Variable Frequency Drives
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- Electrical: PLC Programmable Logic Manufacturers of Controller and HMI Human Machine Interface (Commercial Municipal Industrial)
- Electrical: Pre-engineered solenoid valve cabinet / enclosure
- Electronics: Manufacturers of Computers, Laptops, and Tablets
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- HVAC
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- HVAC: Manufacturers of Air Conditioning units (Commercial and Industrial)
- HVAC: Manufacturers of Chiller units (Commercial and Industrial)
- HVAC: Manufacturers of Circulator Pumps
- HVAC: Manufacturers of Ductwork
- HVAC: Manufacturers of Fan Coils
- HVAC: Manufacturers of Fans
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- HVAC: Manufacturers of Louvers
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- HVAC: Manufacturers of Zone Valve
- info101
- Instrumentation
- Instrumentation: Deaerator Control Panel
- Instrumentation: Manufacturers of (Chemical) Injection Quill
- Instrumentation: Manufacturers of Analyzers for Water Treatment (Commercial / Industrial)
- Instrumentation: Manufacturers of Block Manifold, Bar Manifold, 3-Valve, and Hydraulic Manifold [for valves, instruments, and other components]
- Instrumentation: Manufacturers of Caged Level Switches (stainless steel Float)
- Instrumentation: Manufacturers of Calibration Columns
- Instrumentation: Manufacturers of Diaphragm Seals (Remote Seals) (Gauge Guards) (Chemical Seal) (Commercial / Industrial)
- Instrumentation: Manufacturers of Displacer Controller (Level Control)
- Instrumentation: Manufacturers of External Instrument Chamber / Level Bypass Chamber / Water Column / Manifold
- Instrumentation: Manufacturers of Flow Switch and Level Switch for Water Treatment
- Instrumentation: Manufacturers of Gauge Glass / Level Gauge: Industrial
- Instrumentation: Manufacturers of Liquid Level Controller with Float: Industrial
- Instrumentation: Manufacturers of Magnetic Level Gauge
- Instrumentation: Manufacturers of Manifold Valves
- Instrumentation: Manufacturers of Orifice Plates and Assemblies
- Instrumentation: Manufacturers of Pneumatic Instrumentation
- Instrumentation: Manufacturers of Pressure Gauge / Pressure Instrument: Industrial
- Instrumentation: Manufacturers of Pressure Switch and Temperature Switch for Water Treatment
- Instrumentation: Manufacturers of Sight Flow Indicator (Inline Sight Glass) for water treatment
- Instrumentation: Manufacturers of Spectacle Blinds
- Instrumentation: Manufacturers of Thermometer / Temperature Indicator: Industrial
- Instrumentation: Manufacturers of Transducers
- Instrumentation: Manufacturers of Transmitters for Flow, Level, Pressure, and Temperature (Commercial / Industrial)
- Instrumentation: Manufacturers of Tubing & Instrument Fittings
- Instrumentation: Manufacturers of Tubular Borosilicate Glass Tubes
- Insulation: Manufacturers of Insulation for piping, valves, ductwork, tanks, and vessels
- Life Safety: see Fire Protection
- Manholes Concrete: Manufacturers of Concrete Manholes
- Manufacturer: Cochrane
- Manufacturer: Elliott
- Manufacturer: L*A Water Treatment
- Manufacturer: Permutit
- Manufacturer: Westinghouse
- Manufacturer: Worthington Pump & Machinery
- Motor: Manufacturers of VFD Variable Frequency Drive
- Motors: Manufacturers of Electric Motors
- NFL Flag Football
- Pipe
- Pipe and Conduit Hangers: Manufacturers of Hangers for Pipe and Conduit
- Pipe Custom Shop Pipe Fabrication (Pipe Spools / Headers / Manifolds)
- Pipe Fittings: Manufacturers of Carbon Steel and Forged Steel Pipe Fittings
- Pipe Flange Gaskets: Manufacturers of Gaskets for Flanges in Piping, Valves, Manways, Vessels, and Tanks (Municipal and Industrial)
- Pipe Sizing
- Piping and Fittings: Bronze
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- Piping and Fittings: Manufacturers of A20 and C20 and Duriron Piping and Fittings
- Piping and Fittings: Manufacturers of ABS Piping and Fittings
- Piping and Fittings: Manufacturers of Aluminum Piping and Fittings
- Piping and Fittings: Manufacturers of Brass Piping and Fittings
- Piping and Fittings: Manufacturers of CPVC Piping and Fittings
- Piping and Fittings: Manufacturers of Ductile Iron and Cast Iron Piping and Fittings
- Piping and Fittings: Manufacturers of FRP Fiberglass Piping and Fittings (Commercial, Municipal and Industrial) (GRP)
- Piping and Fittings: Manufacturers of Grooved Systems Piping and Fittings
- Piping and Fittings: Manufacturers of HDPE Piping and Fittings
- Piping and Fittings: Manufacturers of Lexan / Polycarbonate: Tubing and Plate/Machining
- Piping and Fittings: Manufacturers of Lined Iron and Lined Steel Piping and Fittings
- Piping and Fittings: Manufacturers of Monel Piping and Fittings (Alloy 400, 405, K-500)
- Piping and Fittings: Manufacturers of PE Polyethylene Piping and Fittings
- Piping and Fittings: Manufacturers of Pex Piping and Fittings
- Piping and Fittings: Manufacturers of PPL Polypropylene Piping and Fittings
- Piping and Fittings: Manufacturers of PVC Piping and Fittings
- Piping and Fittings: Manufacturers of PVDF and Kynar Piping and Fittings
- Piping and Fittings: Manufacturers of Stainless Steel Piping and Fittings (304 and 316)
- Piping and Fittings: Manufacturers of Teflon Piping and Fittings (ECTFE PTFE FEP PFA)
- Piping and Fittings: Manufacturers of Titanium Piping and Fittings
- Piping and Fittings: Manufacturers of Vacuum Jacketed Piping (Vacuum Insulated Piping)
- Piping and Fittings: Pre-Fabricated Manifolds: pre-engineered / pre-manufactured / pre-fabricated pipe-manifolds
- Piping and Valving Pressure Drop
- Piping: Manufacturers of Anodes
- Piping: Manufacturers of Brick, Concrete, and Redwood Piping
- Piping: Manufacturers of Concrete Piping (and Fittings)
- Plumbing: Manufacturers of Drinking Fountains (and Bottle Filler Stations)
- Plumbing: Manufacturers of Hot Water Heaters
- Plumbing: Manufacturers of Plumbing Fixtures
- Plumbing: Manufacturers of Safety Eye Wash Stations
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- Pump: Manufacturers of ANSI B73.1 Centrifugal Pumps
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- Pump: Manufacturers of Mechanical Seals for Pumps
- Pump: Manufacturers of Pre Designed Chemical Feed Systems (Pre Engineered)
- Pump: Manufacturers of Seal Water Systems for pumps
- Pump: Manufactures of Double Diaphragm Pumps
- Pump: Manufactures of Peristaltic Pumps
- Pump: Vacuum service: Manufacturers of Liquid Ring Vacuum Pumps (Industrial)
- Pump: Vacuum service: Manufacturers of Rotary Vane type Vacuum Pumps (Industrial)
- Running Non Profit in Southern California
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- Silencer: Manufacturers of Silencers / Separators for Liquid Ring Vacuum Pumps
- Silencer: Manufacturers of Vent Silencers
- Sitework: Manufacturers of Irrigation Systems
- Sitework: Rental of Construction Equipment
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- Sports and the Water Treatment Industry
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- Structural: Manufacturers of Caged Ladders, Platforms and Railings (Commercial and Industrial)
- Structural: Manufacturers of Gratings and Railings
- Structural: Manufacturers of Plate and Coil
- Structural: Manufacturers of Rebar (Reinforcing Steel)
- Structural: manufactures of Fiberglass structural shapes
- Structural: manufactures of Stainless Steel structural shapes
- Tank
- Tank Sizing
- Tank: Coatings (Municipal and Industrial)
- Tank: Flash Tanks (Industrial) (steam)
- Tank: FRP Fiberglass
- Tank: Guy Wire Kits
- Tank: HDPE
- Tank: Manufacturers of Air Receivers
- Tank: Manufacturers of Boiler Blowdown Tanks / Blowdown Separators (Industrial)
- Tank: Manufacturers of Brick, Concrete, and Redwood Tanks
- Tank: Manufacturers of Bypass Feeders, Chemical Pot Feeders, and Sand Pots
- Tank: Manufacturers of Condensate Pot, Condensate Chamber, Seal Pot, Seal Pot System, Seal Water Pot
- Tank: Manufacturers of CPVC Tanks
- Tank: Manufacturers of Expansion Tanks, Bladder Expansion Tanks, or Buffer Tanks
- Tank: Manufacturers of Polyethylene (PE) Tanks
- Tank: Manufacturers of Polypropylene (PPL) Tanks
- Tank: Manufacturers of Prestressed Concrete Tanks
- Tank: Manufacturers of Propane Tanks (Industrial)
- Tank: Manufacturers of PVC Tanks
- Tank: Manufacturers of PVDF / Kynar Tanks
- Tank: Manufacturers of Stainless Steel Tanks
- Tank: Manufacturers of Teflon Tanks
- Tank: Manufacturers of Underground Storage Tanks
- Tubing and Fittings: Manufacturers of Silicone Tubing and Fittings
- Vacuum Service: Fittings, Flanges, Instruments and Valves: Components that can handle full vacuum service
- Valve
- Valve: Manufacturers of Actuators: Electric
- Valve: Manufacturers of Actuators: Pneumatic
- Valve: Manufacturers of Angle Valves (Commercial and Industrial)
- Valve: Manufacturers of API600 and/or API602 Valves
- Valve: Manufacturers of API6A Valves
- Valve: Manufacturers of API6D Valves
- Valve: Manufacturers of Backflow Preventers
- Valve: Manufacturers of Backpressure Valves
- Valve: Manufacturers of Balancing Valves, Suction Diffuser Valves and Triple Duty Valves
- Valve: Manufacturers of Ball Check Valve (Industrial)
- Valve: Manufacturers of Ball Valves (Plastic Bodies)
- Valve: Manufacturers of Ball Valves: of Brass or Bronze Body (Commercial Industrial Municipal)
- Valve: Manufacturers of Ball Valves: of Stainless Steel Body (Commercial Industrial Municipal)
- Valve: Manufacturers of Butterfly Valves (Metal Bodies)
- Valve: Manufacturers of Butterfly Valves (Plastic Bodies)
- Valve: Manufacturers of Cartridge Valves
- Valve: Manufacturers of Check Valves (Plastic Bodies)
- Valve: Manufacturers of Constant Flow Regulators
- Valve: Manufacturers of Control Choke Valves
- Valve: Manufacturers of Control Valves for Industrial Water Treatment (Industrial)
- Valve: Manufacturers of Corporation Valves and Corporation Stops
- Valve: Manufacturers of Diaphragm Valves
- Valve: Manufacturers of Earthquake Valves
- Valve: Manufacturers of Fire Protection Fire Hydrants
- Valve: Manufacturers of Flame Arrestors
- Valve: Manufacturers of Float & Lever Valves and Lever Valves and Lever Operated Dump Valve
- Valve: Manufacturers of Gate Valve: of threaded Brass or Bronze Body (Commercial Industrial Municipal)
- Valve: Manufacturers of Gate Valve: of threaded Stainless Steel Body (Commercial Industrial Municipal)
- Valve: Manufacturers of Gauge Cock / Gauge Valve
- Valve: Manufacturers of Globe Valves
- Valve: Manufacturers of Knife Gates / Slide Gates / Sluice Gates
- Valve: Manufacturers of Limit Switches
- Valve: Manufacturers of Needle Valves
- Valve: Manufacturers of Overflow Traps and Float Type Drain Traps and Mechanical Dump Valve Industrial
- Valve: Manufacturers of Pinch Valves
- Valve: Manufacturers of Plug Valves
- Valve: Manufacturers of Post Indicators
- Valve: Manufacturers of PRVs (Pressure Reducing Valves)
- Valve: Manufacturers of Pulsation Dampener and Tank: Surge Control
- Valve: Manufacturers of Regulators for Air or Gas or Steam (Commercial / Industrial)
- Valve: Manufacturers of Relief Valves
- Valve: Manufacturers of Relief Valves ASME Section VIII for steam service
- Valve: Manufacturers of Rotary Valves
- Valve: Manufacturers of Rupture Disc
- Valve: Manufacturers of Solenoid Valves
- Valve: Manufacturers of Steam Solenoid Valves
- Valve: Manufacturers of Steam Traps
- Valve: Manufacturers of Thermostatic Mixing Valves
- Valve: Manufacturers of Trunnion Ball Valves
- Valve: Manufacturers of Vacuum Breaker / Vacuum Relief
- Valve: Manufacturers of Water Hammer Arresters
- Valve: Manufacturers of Water or Fire Protection Double Check Valves
- Vehicle: Manufacturers of Motor Oil
- Vehicle: Manufacturers of Vehicles
- Vessels and Tanks: Manufacturers of Aluminum Vessels and Tanks
- Vessels and Tanks: Manufacturers of Carbon Steel Vessels and Tanks
- Vessels: Independent ASME Vessel Inspector (3rd Party)
- Vessels: Manufacturers of ASME Heads and Manholes for pressure vessels
- Vessels: Manufacturers of Vortex Breakers
- Vessels: Rubber Lining of Vessels
- Viewports: Manufacturers of Viewports (Metal Frame)
- X High Schools in Coachella Valley area
- X Junior High Schools in Coachella Valley area
- x Parks in the Coachella Valley area (partial list)