- So Tasty
- Social Que South Loop LLC
- Sofoklis Vasiliades
- Sofy' S Construction LLC
- Sol Chimney Sweep
- Sola Salon Studios
- Solartech Heating & Air Conditioning INC.
- Solid Platforms INC
- Solidarity Enterprises LLC
- Solutions Mechanical
- Solux Med Spa
- Solvent Plus LLC
- Solvent Point LLC
- Sonia Ponce
- Sonifi Solutions, INC.
- Sonitrol Chicago North
- Sonitrol Chicagoland West
- Sonja Metcalf
- Sonja Roper
- Sonora Dogz
- Sorto's Climate Solutions, LLC
- Sorto's Temperature Control, INC.
- Soul & Smoke Vin # 1f64f5kn7n0a04806 Plate 187403f
- Soul Kantina
- Soul Reviver LLC
- Sourcerm
- South Chicago Heating
- South East Client Services INC.
- South Side Material Co
- South Suburban Heating And Air Conditioning,inc.
- Southeast Toyota Finance
- Southern Gal Catering Chicago
- Southern Illinois University Foundation
- Southtown Plumbing & Sewer Service INC.
- Southwest Credit Systems, L.P.
- Southwest Sewerage Co.
- Southwood Financial LLC
- Sovain Mechanical
- Sown To Grow
- Sp Curations
- Sp Landscaping
- Spanailsupply Chicago INC.
- Sparks Exteriors
- Sparks Interior
- Spartemp , LLC
- Spaulding Decon
- Specialized Loan Servicing LLC
- Speedy G Towing Service, INC
- Speedy Gonzalez Painting INC
- Spencer Dunn
- Spicy Desi Chicago
- Spire Recovery Solutions
- Spirit Halloween Superstores LLC
- Splash Industrial Maintenance LLC
- Split Rentals
- Splyt N Half Kitchen
- Spoiled Tummy LLC
- Sporty Bird
- Sporty's Restaurant & Catering
- Spring Oaks Capital Spv, LLC
- Spring Oaks Capital, LLC
- Sprintax, INC.
- Sprovieri's Custom Counters
- Square Capital, LLC
- Srd Development-2227 Armitage LLC
- Srg Heating & Cooling
- Sri Siam Restaurant
- Srsi
- Ssd Systems
- Sse Mechanical, INC.
- St. Lawrence Properties LLC
- St.john Plumbing, INC.
- Stacey Hibler
- Stacey Molinari
- Stacey Morigeau
- Stacie Cornfield
- Stack Comfort Solutions
- Stacy Basso
- Stacy Basso
- Stacy Kamer
- Stacy Kamer
- Stacy Mcgowan
- Stages Chicago
- Stan's Donuts & Coffee
- Standard Eco
- Standard Parking
- Standy Heating&cooling INC.
- Stanley & Sons Construction INC
- Stanley Bukala Remodeling INC
- Stanley L. Kates Jr.
- Stanley Security Solutions, INC.
- Stanton Mechanical
- Star Gyros
- Star Music Chicago, INC.
- Starbucks Coffee #77975
- Starbucks Coffee #8954
- Starkhaus Prime Services LLC
- Starline Designs Painting And Contracting Corporation
- Starmark Financial LLC
- State Amusement
- State Automatic Heating & Cooling Co
- Statewide Amusement, INC.
- Statewide Collection Service, INC.
- Statewide Nominally Monetary Development
- Static Hvac, INC.
- Steel Fabrication & Welding INC.
- Steel River Systems, LLC
- Steele And Loeber Lumber
- Steelmet, INC.
- Steep & Spice LLC
- Stefan A. Santiago
- Stefania Vending
- Stefanie Derrico
- Stefanie Motley
- Stekeena Ann Rollins
- Stenstrom Excavation & Blacktop, INC.
- Stephan Hill
- Stephan Rabito
- Stephanie Evans
- Stephanie Felinczak
- Stephanie Magnuson
- Stephanie Ostrowski
- Stephanie Rodriguez
- Stephanie Rogers-adams
- Stephanie Stiller
- Stephen Bail
- Stephen Cook Construction Company
- Stephen Grim
- Stephen Maurer
- Stephen Roda
- Sterling Industrial Refrigeration, INC
- Sterling Renaissance, INC.
- Stern Brothers & Co
- Steve Bail
- Steve C Goodman
- Steve Lenihan
- Steve's 77 Ice Cream
- Steven A. Scanlon
- Steven Costello
- Steven Dodge
- Steven E. Jones
- Steven Ehlers
- Steven Ekhoff
- Steven Fitch
- Steven Garcia
- Steven Ingard
- Steven Joel Dubinsky
- Steven Kmiotek
- Steven Kmiotek
- Steven Medovoy
- Steven Nash
- Steven Raap
- Steven Wachler
- Steven Weil
- Steven Zagar
- Stevens Business Service, INC.
- Stewart, Mathis And Associates
- Stillman Law Office
- Stimpy's
- Stingray Mechanical Services, INC.
- Stone 55 LLC
- Storm Ice Cream INC.
- Straightup Solar LLC
- Strategic Communications, LLC
- Strategic Pest Solutions
- Strictly F/x, L.L.C. / Scott Allen
- Structured Settlement
- Strut And Fastener Supply, INC.
- Sts Electric
- Stuart Jacobson
- Stuart-lippman And Associates, INC.
- Student Account Management Services, LLC
- Studio 5933
- Studs Cleaning Crud
- Style Exteriors By Corley
- Su Sabor
- Su Taqueria El Rey Del Taco
- Sua
- Suburban Elevator Co.
- Suburban General Construction
- Subway
- Subway
- Subway
- Subway Restaurant
- Sue Bai
- Summer Mary Krysiak Bittar
- Summer Thompson
- Summit Account Resolution
- Summit Mechanical Group
- Sump Pump Medic INC.
- Sun Mechanical Systems, INC.
- Sun Ray Heating
- Sunco Heating & Construction, INC.
- Sunflower Construction Cleaning & Inspections
- Sunny Days Stl, LLC
- Sunny Maintenance Enterprises
- Sunpower Financial
- Sunrise Credit Services, INC
- Sunsea Yacht Charters INC
- Sunshine Logistics Group