Vendor:  Vendor ID          Vendor Name                             Address Line 1                             Address Line 2          Address Line 3   Address Line 4   City   State   Postal Code   Phone  14550960174000 SI MECHANICAL LLC PO BOX 1589 BUDA TX 786101589 512-5936001

Report Codes: Purchases or Sales > $50k (Sec 7.04, Article IX, GAA)

NIGP Codes:        31 - AIR CONDITIONING, HEATING, AND VENTILATING EQUIPMENT, PARTS AND ACCESSORIES (SEE CLASS 740 ALSO) 0 - AIR CONDITIONING, HEATING, AND VENTILATING EQUIPMENT, PARTS AND ACCESSORIES 2 - Air Conditioning Units, Portable or Room AC Units, Computer Rooms, Hospital Rooms, Sporting Events, etc. 3 - Air Conditioners Systems, Commercial and Industrial, Including Parts and Accessories, (Not Otherwise Classified) 4 - Air Conditioners: Controlled Environment, Computer Rooms, etc., Including Parts and Accessories, (Not Otherwise Classified) 5 - Air Conditioning and Heating Systems, Window and Wall Mounted, Ductless, Including Parts and Accessories, (Not Otherwise Classified) 6 - Air Conditioning and Heating Central Air Systems, Including Parts and Accessories, (Not Otherwise Classified) 7 - Air Circulation Equipment (Not Otherwise Classified) 8 - Air Curtains 9 - Air Flow Meters 10 - Air Purifiers, Accessories and Supplies 11 - Blowers, Industrial Types 13 - Chillers, Heat Exchangers and Receivers 14 - Chilled Water System, Portable 15 - Chilled Water Meter System 16 - Coatings and Sealants, Duct 17 - Coils, Chilled or Heated Water, and Direct Expansion 18 - Coil and Fan Units, Air Conditioning 20 - Compressors, Air Conditioning, Window Unit Type Including Parts and Accessories 21 - Compressors, Air Conditioning, Industrial Type, and Parts 23 - Condensing Units (For Air Conditioners) 24 - Controls, Cooling Tower Water Treatment: pH, Conductivity, Corrosion Sensors 25 - Controls, Limit Switches, Relays, Thermostats, Gas Valves, etc. 26 - Control Systems: Complete, Automatic Temperature Control 27 - Cooling Tower Water Treatment: Non-chemical Ozone, Centrifugal Separators, Magnetic Descaling Equip. (See Class 885 for Chemical Types) 28 - Cooling Towers, Forced Air, Gravity, etc. 29 - Dampers, Motorized 30 - Dehumidifiers and Humidifiers 31 - Duct Cleaning Equipment, Air 32 - Duct, Prefabricated, Flexible or Rigid: Glass Fiber, Plastic, etc. 33 - Duct, Fabricated, Metal 34 - Dust Collectors, Industrial Type 36 - Electronic Air Cleaners, Electrostatic Precipitators, Ozonators, Including Parts and Accessories 38 - Evaporative Coolers 40 - Fans, Industrial Types: Attic, Exhaust, Forced Draft, etc., Including Fan Blades and Fan Parts 41 - Fans, Room Type: Ceiling and Portable Type, Stationary and Oscillating 43 - Filter Coating, Adhesive, Coil Cleaners, Degreasing Solvents, etc. 44 - Filters, Air Conditioning and Furnace, Permanent Type 45 - Filters, Air Conditioning and Furnace, Disposable Type 46 - Filters and Filter Media, Evaporative Cooler 49 - Filter Frames, Metal 50 - Freon 51 - Furnaces, Central Heating Type, Forced Air, Gas Fired 53 - Grilles, Diffusers, Registers, etc. 55 - Hand Tools, HVAC Maintenance, Testing, Recording, Detection, etc. 56 - Heat Pumps 57 - Heaters, Electric, Baseboard Type, Including Parts and Accessories (Inactive, please see commodity code 031-58 effective January 1, 2016) 58 - Heaters, Electric. Baseboard, Panel or Wall Type, Including Parts and Accessories 59 - Heaters, Electric, Portable, Including Parts and Accessories 60 - Heaters, Gas-Fired: Space, All Types, Including Parts and Accessories 61 - Heaters, Gas-Fired: Wall Type, Vented and Unvented, Including Parts and Accessories 62 - Heaters, Kerosene or Oil Fired: Space Type, Vented and Unvented, Including Parts and Accessories 63 - Heaters, Space, Steam 65 - Heating Elements, Electric 66 - Hydronic Specialties 67 - HVAC Equipment, Accessories and Supplies (Not Otherwise Classified) 69 - Odor Control Equipment, Room or Portable Type, Including Parts and Accessories 70 - Odor Control Equipment, Duct Air, Including Ozone Type 72 - Pumps, Descaling Acid 73 - Pumps, Refrigerant Circulating 74 - Pumps, Refrigerant Vacuum 75 - Radiators, Heating 76 - Refurbished HVAC Products, Including Parts and Accessories 78 - Roof Ventilators, Power Driven, Including Refurbished Types 79 - Roof Ventilators, Wind Driven, Including Refurbished Types 80 - Solar Heating Units 82 - Stoves, Wood or Coal 87 - Testing and Recording Instruments, AC and Heating (Inactive, see commodity code 031-55, effective January 1, 2016) 89 - Thermometers and Gauges, AC and Heating 91 - Unit Heaters, Electric, Duct and Suspended Types 92 - Unit Heaters, Gas-Fired, Duct and Suspended Types 93 - Unit Heaters, Gas-Fire, Radiant and Infrared, Portable and Stationary 94 - Unit Heaters, Steam and Hot Water Types 95 - Ventilation Equipment and Systems (See 031-78, 79 for Roof Ventilators) 96 - Vent Pipes, Fittings, and Accessories 97 - Vacuum System, Central, Including Filters, Parts and Accessories 110 - BELTS AND BELTING: AUTOMOTIVE AND INDUSTRIAL 0 - BELTS AND BELTING: AUTOMOTIVE AND INDUSTRIAL 9 - Accessories: Dressing, Hooks, Laces, etc. 13 - Belts, Recycled 18 - Conveyor and Elevator: Canvas and Duck 22 - Conveyor and Elevator: Neoprene, Plastic, and Rubber 26 - Conveyor, Food Processing: Neoprene, Plastic, and Rubber (Inactive, effective January 1, 2016) 33 - Flat Belts: Automotive and Lawn Mower, Serpentine, Plain and Grooved, Rubber 40 - Power Transmission, Canvas or Duck 48 - Power Transmission, Leather 56 - Power Transmission: Neoprene, Plastic, and Rubber 63 - Recycled Automotive and Industrial Belts 74 - V-Belts, Automotive Fan and Generator 82 - V-Belts, Industrial 90 - V-Belts, Fractional Horsepower 95 - V-Belts, Wedge Type, Oil and Heat Resistant, and Static Conducting 570 - METALS: BARS, PLATES, RODS, SHEETS, STRIPS, STRUCTURAL SHAPES, TUBING, AND FABRICATED ITEMS 64 - Stainless Steel: Bars, Plates, Rods, Sheets, Strips, Tubes, etc. 691 - POWER TRANSMISSION EQUIPMENT (ELECTRICAL, MECHANICAL, AIR AND HYDRAULIC) 39 - Drives, Variable Speed: AC, AC Flux Vector, DC, Eddy Current, Mechanical, Variable Speed Pulleys, Hydrostatic Speed Variation 73 - Sheaves and Belt Sprockets: V-Belt, Poly Chain, HTD, Timing Sprockets 720 - PUMPING EQUIPMENT AND ACCESSORIES 0 - PUMPING EQUIPMENT AND ACCESSORIES 3 - Asphalt Pumps 4 - Automatic Fueling Systems, Including Parts and Accessories 6 - Barrel Pumps, Drum Pumps: Rotary and Plunger Types, Hand Operated 10 - Boom Pumps, Concrete, Including Parts and Accessories 12 - Booster or Circulating Pumps, In-Line 13 - Cavity Pumps, Progressive 15 - Centrifugal Pumps, Portable 17 - Centrifugal Pumps, Compact, Submersible 18 - Centrifugal Pumps, Stationary 19 - Compressors, Compressed Natural Gas (CNG) 20 - Control Devices: Motor Fuel Dispensing, Security, Management 24 - Diaphragm Pumps 25 - Dry Pit Sludge Pumps 27 - Fire Equipment Pumps, Including Parts and Accessories 33 - Gasoline, Compressed Natural Gas (CNG), Liquefied Petroleum Gas (LPG), and Diesel Fuel Pumps, Service Station Type 36 - Hydraulic Pumps, Hand and Motor Driven 40 - Mechanical Pumps, Including Parts and Accessories 41 - Meters and Dispensers: Fuel, Oil, and Lubricants 42 - Packing, Pump 43 - Oil Pumps, Including Parts and Accessories (See 060-64 for Automotive Type) 45 - Piston Pumps, Including Parts and Accessories 52 - Propeller Pumps, Vertical 55 - Proportioning Pumps: Chemical Feed, Metering, Positive Displacement, and Injector Pumps (See Also Class 820) 56 - Pumps, Miscellaneous, (Not Otherwise Classified) 58 - Recovery Pumps and Piping: Free Product, Groundwater, etc. 59 - Recycled Pumping Equipment, Including Parts and Accessories 61 - Rotary Pumps: Gear or Roller Type, Power Driven 63 - Sampling Pump Systems, Including Parts and Accessories 64 - Sewage and Sludge Pumps, Submersible 67 - Sewage and Sludge Pumps, Surface Mounted 73 - Sump Pumps: Submersible and Non-Submersible 79 - Trash Pumps, Portable, Engine-Driven 82 - Water Pumps, Including Parts and Accessories (See 060-35 for Automotive Type) 84 - Water Well Accessories: Drive Points, Foot Valves and Strainers, Leather Cups, Sucker Rods, Well Cylinders, etc. 90 - Well Pumps, All Kinds 910 - BUILDING MAINTENANCE, INSTALLATION AND REPAIR SERVICES 36 - Heating, Air Conditioning, and Ventilation Maintenance, Repair and Installation Services 38 - Insulation and Asbestos Installation, Maintenance, Repair and Removal Services, Including Spray-On Insulation 82 - Wiring and Other Electrical Maintenance and Repair Services 981 - RENTAL OR LEASE OF GENERAL EQUIPMENT (HVAC, ATHLETIC, FIRE AND POLICE PROTECTION, ETC.) 12 - Air Conditioning Equipment and Accessories Rental or Lease

Attachments:     Attachment Name Attachment Type Last Updated   SI 26-044 Amend 1.pdf Amendment Aug 4 2026 8:21AM   PR-0003740 RFP for HVAC-Maint_and_Repair_Services.pdf Solicitation Sep 16 2025 8:35AM   SI Mechanical 26-044 HVAC.pdf Contract Sep 16 2025 8:35AM

Fiscal Year Amount: