Manufacturers (R-S)
- R & C PRO BRANDS
- R E CHAPIN
- R L SPELLMAN MFG
- RACO
- RADIAC
- RADIATOR SPECIALTY
- RADNOR
- RADNOR SAFETY
- RADNOR WELDING
- RAM INDUSTRIES
- RAM-PAC
- RAPID REEL
- RAYOVAC
- READING TECHNOLOGY
- RECKITT BENCKISER
- RECOIL
- RED DEVIL
- RED HEAD
- REDIFORM
- REDISTRIBUTORS OF AMERICA
- REDI-TAG
- REELCRAFT
- REELQUICK
- REEVES
- REGAL
- REGAL BELOIT
- REGAL CUTTING TOOLS
- REGENT LIGHTING
- REIF & NESTOR
- REIKER
- REIMANN & GEORGER CORP
- RELTON
- REMCO
- REMKE
- RESOURCE
- REX DUROMETERS
- RGC
- RHODES AMERICAN
- RIDGE TOOL
- RIGID
- RITEN INDUSTRIES
- RKI INSTRUMENTS
- ROBBJACK
- ROCKLER
- ROCKTITE
- ROEBIC LABS
- ROLODEX
- ROMAN ADHESIVES
- ROMAY
- ROOSTER PRODUCTS
- ROTOBRITE
- ROYAL APPLIANCE
- ROYAL PRODUCTS
- RPS PRODUCTS
- RUBBERMAID
- RUBBERMAID SPECIALTY
- RUCH
- RUST-OLEUM
- S C JOHNSON
- S J PAPER
- S L WABER
- S O G
- S P SYSTEMS
- SAFCO
- SAF-T-LOK INTERNATIONAL
- SAINT GOBAIN
- SAIT
- SAMAR
- SAMSILL
- SAMSONITE
- SAMSUNG
- SAMUEL CABOT
- SANFORD
- SANTEEN
- SANYO
- SARGENT MFG
- SASHCO SEALANTS
- SAUNDERS
- SAUOGRAN
- SAVOGRAN
- SC PUMP
- SCHAEFER MACHINE
- SCHAEFER VENTILATION
- SCHAUER
- SCHERR TAMICO
- SCHLAGE LOCK
- SCHRADER-BELLOWS
- SCOTCH BRITE
- SCREEEN TIGHT
- SEAL GLOVE
- SECURALL
- SECURE RITE
- SEIKO INSTRUMENTS
- SELIG/ENFORCER
- SELKIRK
- SELLARS
- SELLSTROM
- SENCO
- SENORET CHEMICAL
- SENSIDYNE
- SENTRY
- SEQUATCHIE
- SERVASS LABORATORIES
- SERVICES & MATERIALS
- SEVERANCE
- SEXAUER
- SEYMOUR MFG
- SEYMOUR OF SYCAMORE
- SGS
- SHARK
- SHAVIV
- SHEFFIELD
- SHERMAN-THOMPSON
- SHERWIN WILLIAMS
- SHERWIN WILLIAMS SPRAYON
- SHOP-VAC
- SHREDEX
- SHRINK-KON
- SHUR-LINE
- SHURLITE
- SHURSHOT
- SHUT-LINE
- SIEMENS ENERGY
- SIMER
- SIMKAR
- SIMONDS
- SIMPLE GREEN
- SIMPSON
- SIOUX
- SIRCO
- SK HAND TOOLS
- SKIM RESPONSE
- SKOLNIK
- SLI LIGHTING
- SLOEN
- SMEAD
- SMV INDUSTRIES
- SNAP CUT
- SNAP-ON
- SNAP-TITE
- SONIN
- SONY
- SOS
- SOUTHWIRE
- SPAGSORB
- SPANSET
- SPC
- SPEAKMAN
- SPECIALTY SILCONE
- SPECTRUM
- SPEDECUT
- SPEEDBOR
- SPHAG SORB
- SPI INSTRUMENTS
- SPILL 911
- SPILLTECH
- SPILL-X
- SPRAY NINE
- SPRAY ON
- SPRAYAWAY
- SPRECHER & SHUE
- SQUARE D
- SQWINCHER
- STABILO
- STAFFORD COLLARS
- STANCO
- STANDARD
- STANDARD PORTABLE
- STANDARD TAR PRODUCTS
- STANLEY
- STANLEY BOSTITCH
- STANLEY HARDWARE
- STANLEY-BOSTITCH
- STAR BRITE
- STAR BRONZE
- STAR STAINLESS
- STA-RITE
- STARRETT
- STEBCO
- STEEL CITY
- STEELWORKS
- STEINER INDUSTRIES
- STERLING HANDLING EQUIP
- STEWART R BROWN MFG
- STIHL
- STIRLING SAW BLADES
- STOCKHAUSEN
- STONE
- STOODY
- STORM CLOSURES
- STOW
- STRAPBINDER
- STRATHMORE
- STREAMLIGHT
- STRESSTEL
- STRONG TIES
- STRONGRIDGE LTD
- STURTEVANT RICHMONT
- SUBURBAN TOOL
- SULLAIR
- SUN GOLD
- SUNBELT PLASTICS
- SUNNY SIDE
- SUNSHINE MAKERS
- SUPER SONIC
- SUPER STRUT
- SUPERIOR PNEUMATIC
- SUPKO
- SUPPLY
- SURPLESS, DUNN & CO
- SURVIVAIR
- SWANSON
- SWEENEY
- SWINGLINE
- SWISS ARMY BRANDS
- SWISS PRECISION INSTRUMENTS
- SYLVANIA
- SYR (SCOT YOUNG RESEARCH)