| $350,000–1 million | VICON CONSTRUCTION LLC | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | VICTORY STEEL PRODUCTS CORPORATION | SAINT LOUIS, MO | BMO Harris Bank National Association |
| $150,000–350,000 | VILLA DI MARIA MONTESSORI SCHOOL | SAINT LOUIS, MO | Simmons Bank |
| $1–2 million | VILLA DUCHESNE AND OAK HILL SCHOOL | SAINT LOUIS, MO | Commerce Bank |
| $1–2 million | VILLA LIGHTING SUPPLY, INC. | SAINT LOUIS, MO | Central Bank of St. Louis |
| $150,000–350,000 | VINCE GRAYE SLATE & TILE ROOFING CO | SAINT LOUIS, MO | First National Bank of Waterloo |
| $2–5 million | VINTECH SOLUTIONS, INC. | SAINT LOUIS, MO | SSB Bank |
| $1–2 million | VIP DISTRIBUTING COMPANY | SAINT LOUIS, MO | Simmons Bank |
| $150,000–350,000 | VISION CARE CONSULTANTS, INC. | SAINT LOUIS, MO | Midwest BankCentre |
| $150,000–350,000 | VISION CARE PARTNERS, LLC | SAINT LOUIS, MO | Great Southern Bank |
| $150,000–350,000 | VISITING NURSE ASSOCIATION OF GREATER ST. LOUIS | SAINT LOUIS, MO | Justine Petersen Housing & Reinvestment Corporation |
| $150,000–350,000 | VITAL HOME CARE SERVICES LLC | SAINT LOUIS, MO | U.S. Bank, National Association |
| $5–10 million | VITALIGENT, LLC | SAINT LOUIS, MO | Lake Forest Bank & Trust Company, National Association |
| $350,000–1 million | VITRO PRODUCTS,INC. | SAINT LOUIS, MO | Montgomery Bank |
| $150,000–350,000 | VOBIS SANUS, LLC | SAINT LOUIS, MO | Central Bank of St. Louis |
| $150,000–350,000 | VUCO INC | SAINT LOUIS, MO | Midwest BankCentre |
| $350,000–1 million | W C & D ENTERPRISES, INC | SAINT LOUIS, MO | Midwest BankCentre |
| $150,000–350,000 | W D QUINN SAW COMPANY | SAINT LOUIS, MO | St. Johns Bank and Trust Company |
| $350,000–1 million | W. SCHILLER & CO., INC. | SAINT LOUIS, MO | Cass Commercial Bank |
| $350,000–1 million | WALLACH IRON & METAL CO INC | SAINT LOUIS, MO | Cass Commercial Bank |
| $150,000–350,000 | WALTER WURDACK INC. | SAINT LOUIS, MO | Midwest Regional Bank |
| $150,000–350,000 | WANT TO PLAY, LLC | SAINT LOUIS, MO | St. Louis Bank |
| $150,000–350,000 | WARNER COMMUNICATIONS | SAINT LOUIS, MO | Bank of America, National Association |
| $150,000–350,000 | WARNING LITES OF ST LOUIS INC | SAINT LOUIS, MO | PNC Bank, National Association |
| $1–2 million | WARSON GROUP, INC. | SAINT LOUIS, MO | Commerce Bank |
| $350,000–1 million | WASABI MANAGEMENT CO INC | SAINT LOUIS, MO | Peoples National Bank, National Association |
| $350,000–1 million | WASTE CONTROLLERS, INC. | SAINT LOUIS, MO | Busey Bank |
| $2–5 million | WATERHOUT CONSTRUCTION COMPANY INC | SAINT LOUIS, MO | Simmons Bank |
| $150,000–350,000 | WATSON COATINGS, INC. | SAINT LOUIS, MO | Simmons Bank |
| $150,000–350,000 | WATSON LABEL PRODUCTS | SAINT LOUIS, MO | Cass Commercial Bank |
| $150,000–350,000 | WATSON ROAD VETERINARY CLINIC | SAINT LOUIS, MO | Midwest BankCentre |
| $350,000–1 million | WAYNE AUTOMATIC SPRINKLER CORP | SAINT LOUIS, MO | UMB Bank, National Association |
| $150,000–350,000 | WEBB ENGINEERING SERVICES, INC. | SAINT LOUIS, MO | First Financial Bank, National Association |
| $2–5 million | WEBER CHEVROLET COMPANY | SAINT LOUIS, MO | Bank of Washington |
| $150,000–350,000 | WEBER FIRE AND SAFETY EQUIPMENT CO. | SAINT LOUIS, MO | Enterprise Bank & Trust |
| $350,000–1 million | WEBER INDUSTRIES, INC | SAINT LOUIS, MO | Carrollton Bank |
| $150,000–350,000 | WEBSHACKING6, LLC | SAINT LOUIS, MO | American Bank of Missouri |
| $150,000–350,000 | WEBSTER CHILD CARE CENTER AT LACLEDE GROVES | SAINT LOUIS, MO | Midwest BankCentre |
| $150,000–350,000 | WEBSTER DENTAL CARE, INC | SAINT LOUIS, MO | First Bank |
| $350,000–1 million | WEBSTER GROVES ANIMAL HOSPITAL PC | SAINT LOUIS, MO | Commerce Bank |
| $350,000–1 million | WEDGEWOOD PARTNERS | SAINT LOUIS, MO | U.S. Bank, National Association |
| $150,000–350,000 | WEINHARDT PARTY RENTALS, INC | SAINT LOUIS, MO | Midwest BankCentre |
| $350,000–1 million | WEINTZ CLEANING INC | SAINT LOUIS, MO | PNC Bank, National Association |
| $2–5 million | WEISSMAN'S THEATRICAL SUPPLIES, INC. | SAINT LOUIS, MO | First Bank |
| $150,000–350,000 | WELL PRINCIPLED CORP. | SAINT LOUIS, MO | Silicon Valley Bank |
| $350,000–1 million | WELLINGTON ENVIRONMENTAL CONSULTING & CONSTRUCTION INC | SAINT LOUIS, MO | Simmons Bank |
| $1–2 million | WELSCH FURNACE COMPANY, INC. | SAINT LOUIS, MO | Midwest BankCentre |
| $150,000–350,000 | WEST CONSULTANT LLC | SAINT LOUIS, MO | PNC Bank, National Association |
| $150,000–350,000 | WEST COUNTY AUTO BODY REPAIR, INC. | SAINT LOUIS, MO | U.S. Bank, National Association |
| $150,000–350,000 | WEST COUNTY CARDIOTHORACIC ANESTHESIA IN | SAINT LOUIS, MO | Bank of America, National Association |
| $2–5 million | WEST COUNTY RADIOLOGICAL GROUP INC | SAINT LOUIS, MO | Bank of America, National Association |
| $350,000–1 million | WEST LLC | SAINT LOUIS, MO | Bank of Washington |
| $350,000–1 million | WESTEND CLINIC INC | SAINT LOUIS, MO | FortuneBank |
| $150,000–350,000 | WESTERN BLOW PIPE, INC. | SAINT LOUIS, MO | New Era Bank |
| $2–5 million | WESTERN DIESEL SERVICES INC | SAINT LOUIS, MO | Enterprise Bank & Trust |
| $150,000–350,000 | WESTIN TRADING, INC. | SAINT LOUIS, MO | First Bank |
| $1–2 million | WESTPORT INVESTMENT GROUP LLC | SAINT LOUIS, MO | Bank of Washington |
| $150,000–350,000 | WESTPORT PERIODONTICS | SAINT LOUIS, MO | Montgomery Bank |
| $350,000–1 million | WHEELHOUSE 20 LLC | SAINT LOUIS, MO | Bank of America, National Association |
| $150,000–350,000 | WHITE FLAG CHRISTIAN CHURCH | SAINT LOUIS, MO | FortuneBank |
| $150,000–350,000 | WHITE HOUSE RETREAT, INC | SAINT LOUIS, MO | Lindell Bank & Trust Company |
| $150,000–350,000 | WHITE PEAK INVESTMENTS, LLC | SAINT LOUIS, MO | Midland States Bank |
| $1–2 million | WHITFIELD SCHOOL, INC | SAINT LOUIS, MO | Carrollton Bank |
| $350,000–1 million | WHITMAN & ASSOCIATES LLC | SAINT LOUIS, MO | St. Louis Bank |
| $150,000–350,000 | WHOLESALE TELECOM INC | SAINT LOUIS, MO | Carrollton Bank |
| $2–5 million | WIES DRYWALL & CONSTRUCTION CORP. | SAINT LOUIS, MO | 1st Advantage Bank |
| $150,000–350,000 | WILKE & WILKE, PC | SAINT LOUIS, MO | U.S. Bank, National Association |
| $350,000–1 million | WILL ELECTRONICS, INC | SAINT LOUIS, MO | Carrollton Bank |
| $2–5 million | WILLERT HOME PRODUCTS, INC. | SAINT LOUIS, MO | Enterprise Bank & Trust |
| $150,000–350,000 | WILLIAM A GRAY, DMD, LLC | SAINT LOUIS, MO | Idaho First Bank |
| $150,000–350,000 | WILSON LIGHTING OF ST LOUIS, INC. | SAINT LOUIS, MO | UMB Bank, National Association |
| $2–5 million | WILSON MANUFACTURING COMPANY | SAINT LOUIS, MO | Enterprise Bank & Trust |
| $150,000–350,000 | WINDSOR GYMNASTICS INSTITUTE, INC. | SAINT LOUIS, MO | Celtic Bank Corporation |
| $350,000–1 million | WINTER BROTHERS MATERIAL COMPANY | SAINT LOUIS, MO | First Bank |
| $150,000–350,000 | WIRED TECHNOLOGIES, INC | SAINT LOUIS, MO | Enterprise Bank & Trust |
| $1–2 million | WM A. STRAUB INC | SAINT LOUIS, MO | Midland States Bank |
| $150,000–350,000 | WM G. COCOS CO., INC. | SAINT LOUIS, MO | FortuneBank |
| $150,000–350,000 | WM HOLDINGS, LLC | SAINT LOUIS, MO | Commerce Bank |
| $150,000–350,000 | WM. MANTIA FRUIT CO., INC. | SAINT LOUIS, MO | Midwest Regional Bank |
| $150,000–350,000 | WOLD CHESS MUSEUM, INC. | SAINT LOUIS, MO | UMB Bank, National Association |
| $350,000–1 million | WOLFE RESTORATION OF ST LOUIS CENTRAL LLC | SAINT LOUIS, MO | Teutopolis State Bank |
| $150,000–350,000 | WOLFF & TAYLOR PC | SAINT LOUIS, MO | Commerce Bank |
| $150,000–350,000 | WOLKEN DENTAL, D.D.S., P.C. | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | WOMEN'S CARE CONSULTANTS, LLC | SAINT LOUIS, MO | Busey Bank |
| $2–5 million | WOOD RIBBLE & TWYMAN INC. | SAINT LOUIS, MO | Busey Bank |
| $2–5 million | WOODARD CLEANING AND RESTORATION INC | SAINT LOUIS, MO | Bank of America, National Association |
| $1–2 million | WOODRUFF COMMUNICATIONS ST. LOUIS LLC | SAINT LOUIS, MO | Central Bank of Boone County |
| $150,000–350,000 | WORD OF LIFE LUTHERAN SCHOOL | SAINT LOUIS, MO | PNC Bank, National Association |
| $150,000–350,000 | WORKGROUP CONNECTIONS INC. | SAINT LOUIS, MO | Busey Bank |
| $350,000–1 million | WORKING SPACES, INC. | SAINT LOUIS, MO | Triad Bank |
| $350,000–1 million | WORLD'S FARE MANAGEMENT GROUP, LLC | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | WORTH INDUSTRIES, INC. | SAINT LOUIS, MO | Midwest BankCentre |
| $350,000–1 million | WPHI LLC | SAINT LOUIS, MO | Bank of Washington |
| $150,000–350,000 | WRYMARK, INC. | SAINT LOUIS, MO | Carrollton Bank |
| $350,000–1 million | WUNDERLICH FIBRE BOX CO | SAINT LOUIS, MO | Cass Commercial Bank |
| $350,000–1 million | XCELLOPS | SAINT LOUIS, MO | Peoples National Bank, National Association |
| $150,000–350,000 | XTREME EXHIBITS INC | SAINT LOUIS, MO | U.S. Bank, National Association |
| $150,000–350,000 | XU & WEI LLC | SAINT LOUIS, MO | Carrollton Bank |
| $150,000–350,000 | YA ENGINEERING SERVICES, LLC | SAINT LOUIS, MO | UMB Bank, National Association |
| $150,000–350,000 | YORK MANAGEMENT GROUP, LLC | SAINT LOUIS, MO | Enterprise Bank & Trust |