| $350,000–1 million | RKC CLEANERS CORPORATION | ELK GROVE VILLAGE, IL | Byline Bank |
| $1–2 million | RMS MANAGEMENT INC | ELK GROVE VILLAGE, IL | American Community Bank & Trust |
| $150,000–350,000 | ROBACK'S TRUCK & AUTO, INC. | ELK GROVE VILLAGE, IL | Fifth Third Bank |
| $150,000–350,000 | ROCCOVINO II, INC. | ELK GROVE VILLAGE, IL | Parkway Bank and Trust Company |
| $150,000–350,000 | ROGERS VENDING CO. INC. | ELK GROVE VILLAGE, IL | First American Bank |
| $150,000–350,000 | ROLANDO'S CAR CARE INC | ELK GROVE VILLAGE, IL | JPMorgan Chase Bank, National Association |
| $150,000–350,000 | RUNCO OFFICE SUPPLY & EQUIPMENT COMPANY | ELK GROVE VILLAGE, IL | The Huntington National Bank |
| $150,000–350,000 | RUSH FREIGHT SYSTEMS, INC. | ELK GROVE VILLAGE, IL | Fifth Third Bank |
| $350,000–1 million | SAVAGE BROS. COMPANY | ELK GROVE VILLAGE, IL | JPMorgan Chase Bank, National Association |
| $350,000–1 million | SCANWELL LOGISTICS CHI INC | ELK GROVE VILLAGE, IL | WebBank |
| $350,000–1 million | SCC, INC. | ELK GROVE VILLAGE, IL | Cornerstone National Bank & Trust Company |
| $150,000–350,000 | SCHAUL'S PREMIUM FOOD COMPANIES, INC. | ELK GROVE VILLAGE, IL | Fifth Third Bank |
| $1–2 million | SCHIELE GRAPHICS, INC. | ELK GROVE VILLAGE, IL | CIBC Bank USA |
| $2–5 million | SHAMROCK ELECTRIC CO., INC. | ELK GROVE VILLAGE, IL | BMO Bank National Association |
| $1–2 million | SHIBAURA MACHINE COMPANY, AMERICA | ELK GROVE VILLAGE, IL | Lakeside Bank |
| $5–10 million | SIGMA TRON INTERNATIONAL, INC. | ELK GROVE VILLAGE, IL | U.S. Bank, National Association |
| $350,000–1 million | SIIX U.S.A. CORPORATION | ELK GROVE VILLAGE, IL | Republic Bank of Chicago |
| $1–2 million | SMC ELECTRICAL CORPORATION | ELK GROVE VILLAGE, IL | The Northern Trust Company |
| $1–2 million | SMG SECURITY HOLDINGS LLC | ELK GROVE VILLAGE, IL | CIBC Bank USA |
| $150,000–350,000 | SNP3 INC. | ELK GROVE VILLAGE, IL | Bank of America, National Association |
| $350,000–1 million | SONIC MANUFACTURING CORP | ELK GROVE VILLAGE, IL | The Huntington National Bank |
| $350,000–1 million | SPRINT ELECTRICAL SERIVCE, INC | ELK GROVE VILLAGE, IL | First American Bank |
| $150,000–350,000 | SRSBE INC | ELK GROVE VILLAGE, IL | Bank of Springfield |
| $350,000–1 million | STANDARD RUBBER PRODUCTS CO | ELK GROVE VILLAGE, IL | BMO Bank National Association |
| $150,000–350,000 | STANICO INC | ELK GROVE VILLAGE, IL | PNC Bank, National Association |
| $350,000–1 million | STAR DIE MOLDING INC. | ELK GROVE VILLAGE, IL | Busey Bank |
| $5–10 million | STEINER ELECTRIC COMPANY | ELK GROVE VILLAGE, IL | Bank of America, National Association |
| $1–2 million | STERN PINBALL INC. | ELK GROVE VILLAGE, IL | Fifth Third Bank |
| $350,000–1 million | STRONG PRECISION TECHNOLOGIES, INC. | ELK GROVE VILLAGE, IL | BMO Bank National Association |
| $150,000–350,000 | SUNRISE ELECTRONICS, INC. | ELK GROVE VILLAGE, IL | Cornerstone National Bank & Trust Company |
| $150,000–350,000 | SUPERB SURFACES AND DESIGN LLC | ELK GROVE VILLAGE, IL | JPMorgan Chase Bank, National Association |
| $150,000–350,000 | SYNERGY MECHANICAL SOLUTIONS, INC. | ELK GROVE VILLAGE, IL | Busey Bank |
| $350,000–1 million | TAPE CASE LIMITED | ELK GROVE VILLAGE, IL | PNC Bank, National Association |
| $150,000–350,000 | TEAM PLAY, INC. | ELK GROVE VILLAGE, IL | First American Bank |
| $350,000–1 million | TECHNICAL MACHINERY SOULTIONS INC | ELK GROVE VILLAGE, IL | Byline Bank |
| $150,000–350,000 | TEDDY BEAR DAY CARE SERVICES INC | ELK GROVE VILLAGE, IL | Marquette Bank |
| $150,000–350,000 | THE SCREEN MACHINE CO. INCORPORATED | ELK GROVE VILLAGE, IL | BMO Bank National Association |
| $150,000–350,000 | THREE J'S INDUSTRIES INC | ELK GROVE VILLAGE, IL | American Commercial Bank & Trust, National Association |
| $2–5 million | THUNDERBIRD LLC | ELK GROVE VILLAGE, IL | Wheaton Bank & Trust Company, National Association |
| $150,000–350,000 | TOP TO BOTTOM CONSTRUCTION INCORPORATED | ELK GROVE VILLAGE, IL | Fifth Third Bank |
| $150,000–350,000 | TOUHY CAPITAL INC | ELK GROVE VILLAGE, IL | Itasca Bank & Trust Co. |
| $150,000–350,000 | TRI STAR ENGINEERING INC | ELK GROVE VILLAGE, IL | PNC Bank, National Association |
| $150,000–350,000 | TRI STAR MECHANICAL SERVICES I | ELK GROVE VILLAGE, IL | Union National Bank |
| $150,000–350,000 | TRI-FIN, LLC | ELK GROVE VILLAGE, IL | CIBC Bank USA |
| $150,000–350,000 | TRI-TECH CNC, INC. DBA 520 SERVICE | ELK GROVE VILLAGE, IL | JPMorgan Chase Bank, National Association |
| $350,000–1 million | TROCH-MCNEIL PAVING CO. | ELK GROVE VILLAGE, IL | Cornerstone National Bank & Trust Company |
| $350,000–1 million | ULTRA SPECIALTIES INC. | ELK GROVE VILLAGE, IL | BMO Bank National Association |
| $350,000–1 million | UNI-LABEL AND TAG CORPORATION | ELK GROVE VILLAGE, IL | Cornerstone National Bank & Trust Company |
| $350,000–1 million | UNITED FAST FOOD AND BEVERAGE SERVICE CORPORATION | ELK GROVE VILLAGE, IL | JPMorgan Chase Bank, National Association |
| $150,000–350,000 | UNITED LETTER SERVICE INC | ELK GROVE VILLAGE, IL | Union National Bank |
| $150,000–350,000 | VIOLA IMPORTS INC | ELK GROVE VILLAGE, IL | Bank of America, National Association |
| $150,000–350,000 | VITRALUM INDUSTRIES, INC. | ELK GROVE VILLAGE, IL | Fifth Third Bank |
| $350,000–1 million | W. E. CARLSON CORPORATION | ELK GROVE VILLAGE, IL | Cornerstone National Bank & Trust Company |
| $150,000–350,000 | WASHBURN MACHINERY, INC. | ELK GROVE VILLAGE, IL | Fifth Third Bank |
| $150,000–350,000 | WILLIAM R MCKINLEY STUDIOS, INC. | ELK GROVE VILLAGE, IL | Union National Bank |
| $2–5 million | WINSTON BRANDS, INC | ELK GROVE VILLAGE, IL | JPMorgan Chase Bank, National Association |
| $350,000–1 million | WOMEN'S AND CHILDREN'S HEALTH CARE ASSOC | ELK GROVE VILLAGE, IL | Bank of America, National Association |
| $350,000–1 million | WOODLOGIC CUSTOM MILLWORK, INC. | ELK GROVE VILLAGE, IL | Fifth Third Bank |
| $150,000–350,000 | WOOGL CORPORATION | ELK GROVE VILLAGE, IL | Midland States Bank |
| $1–2 million | YOUNA MECHANICAL, INC | ELK GROVE VILLAGE, IL | Fifth Third Bank |
| $150,000–350,000 | ZIP DEE AWNINGS, LLC. | ELK GROVE VILLAGE, IL | BMO Bank National Association |