For our Metro Milwaukee Innovation DataTool, we defined the following companies as Milwaukee-area startups. They were founded since 2010, are headquartered in the seven-county Milwaukee CSA, and have completed at least one venture capital deal.
Click here for a list of the top investors in these Milwaukee-area startups. (Source: PitchBook Data, Inc.)
| Company | HQ Location | Primary Industry Code | Business Status | Company Financing Status | Total $ Raised (in millions) |
| Access HealthNet | Milwaukee, WI | Other Healthcare Technology Systems | Generating Revenue | Venture Capital-Backed | 6.20 |
| Active Guardian | Oconomowoc, WI | Electronic Equipment and Instruments | Startup | Angel-Backed | 2.00 |
| Advanced Ionics | Milwaukee, WI | Energy Production | Generating Revenue | Venture Capital-Backed | 4.33 |
| Agricycle | Milwaukee, WI | Food Products | Generating Revenue | Venture Capital-Backed | 1.51 |
| Agulos BioTech | Lake Mills, WI | Biotechnology | Generating Revenue | Venture Capital-Backed | |
| Alinea ( Enterprise Systems) | Milwaukee, WI | Enterprise Systems (Healthcare) | Generating Revenue | Venture Capital-Backed | 0.86 |
| Alithias | Milwaukee, WI | Other Healthcare Technology Systems | Generating Revenue | Angel-Backed | 0.30 |
| Allium (Brookfield) | Brookfield, WI | Consulting Services (B2B) | Generating Revenue | Venture Capital-Backed | |
| Altin Labs | Milwaukee, WI | Electronic Equipment and Instruments | Generating Revenue | Venture Capital-Backed | 0.10 |
| Aluvis | Wauwatosa, WI | Electronics (B2C) | Generating Revenue | Angel-Backed | 0.65 |
| Amiran Technologies | Oak Creek, WI | Environmental Services (B2B) | Out of Business | Formerly VC-backed | |
| Aqua Innovations | Sharon, WI | Environmental Services (B2B) | Generating Revenue | Venture Capital-Backed | 0.98 |
| Astrean | Racine, WI | Business/Productivity Software | Generating Revenue | Corporation | |
| Augray | Brookfield, WI | Business/Productivity Software | Generating Revenue | Accelerator/Incubator Backed | |
| Aurora Spectral Technologies | Shorewood, WI | Diagnostic Equipment | Out of Business | Formerly VC-backed | 2.05 |
| BackTrack Video | West Bend, WI | Information Services (B2C) | Generating Revenue | Venture Capital-Backed | 0.50 |
| Ballsy | Genoa City, WI | Personal Products | Generating Revenue | Corporation | 0.01 |
| bLinkup | Milwaukee, WI | Social/Platform Software | Generating Revenue | Angel-Backed | 0.20 |
| Bomboard | Whitewater, WI | Recreational Goods | Generating Revenue | Venture Capital-Backed | 1.98 |
| BoothCentral | Milwaukee, WI | Business/Productivity Software | Generating Revenue | Accelerator/Incubator Backed | 0.01 |
| BountyHuntr | Milwaukee, WI | Application Software | Generating Revenue | Venture Capital-Backed | 0.10 |
| Bridge to Cures | Wauwatosa, WI | Other Capital Markets/Institutions | Startup | Corporation | |
| Bright Cellars | Milwaukee, WI | Other Services (B2C Non-Financial) | Generating Revenue | Venture Capital-Backed | 17.97 |
| Brightlife Innovations | Saint Francis, WI | Communication Software | Generating Revenue | Venture Capital-Backed | |
| BrightSentinel | Milwaukee, WI | Electronic Equipment and Instruments | Generating Revenue | Accelerator/Incubator Backed | 0.36 |
| Build it Fab | Pewaukee, WI | Home Furnishings | Generating Revenue | Accelerator/Incubator Backed | 0.25 |
| Cadens | Milwaukee, WI | Other Energy Services | Generating Revenue | Accelerator/Incubator Backed | 0.02 |
| CarCareKiosk | Milwaukee, WI | Information Services (B2C) | Generating Revenue | Formerly VC-backed | 0.52 |
| Caresyntax | Mequon, WI | Outcome Management (Healthcare) | Generating Revenue | Venture Capital-Backed | 208.50 |
| Caring with Honor | Milwaukee, WI | Elder and Disabled Care | Startup | Angel-Backed | 0.21 |
| Central Standard Craft Distillery | Milwaukee, WI | Beverages | Generating Revenue | Angel-Backed | 0.76 |
| City Lights Brewing | Milwaukee, WI | Restaurants and Bars | Generating Revenue | Angel-Backed | |
| Classmunity | Milwaukee, WI | Financial Software | Generating Revenue | Accelerator/Incubator Backed | |
| Coinigy | Milwaukee, WI | Financial Software | Generating Revenue | Angel-Backed | 0.60 |
| ConsortiEX | Milwaukee, WI | Medical Records Systems | Generating Revenue | Venture Capital-Backed | 11.58 |
| Corncob | Waukesha, WI | Electrical Equipment | Generating Revenue | Accelerator/Incubator Backed | |
| Cover5 | Milwaukee, WI | Entertainment Software | Generating Revenue | Venture Capital-Backed | 1.63 |
| CricClubs | Milwaukee, WI | Entertainment Software | Generating Revenue | Venture Capital-Backed | 5.05 |
| CrossKudi | Milwaukee, WI | Financial Software | Startup | Venture Capital-Backed | 0.10 |
| CrowdFounder | Milwaukee, WI | Consulting Services (B2B) | Startup | Venture Capital-Backed | 0.05 |
| CrowdSling | Glendale, WI | Social Content | Out of Business | Formerly Angel backed | 0.04 |
| CyteGen | Shorewood, WI | Drug Discovery | Generating Revenue | Venture Capital-Backed | 2.10 |
| Dairyvative Technologies | Markesan, WI | Beverages | Out of Business | Formerly VC-backed | 4.00 |
| Dead Bird Brewing | Milwaukee, WI | Beverages | Generating Revenue | Corporation | |
| Double B’s BBQ | West Allis, WI | Restaurants and Bars | Startup | Accelerator/Incubator Backed | |
| Driver’s Seat Cooperative | Milwaukee, WI | Media and Information Services (B2B) | Generating Revenue | Accelerator/Incubator Backed | 0.32 |
| Dynamis Software | Milwaukee, WI | Business/Productivity Software | Profitable | Formerly VC-backed | 3.68 |
| Ease (Human Capital Services) | Milwaukee, WI | Human Capital Services | Generating Revenue | Venture Capital-Backed | 0.59 |
| eCourt Reporters | Burlington, WI | Legal Services (B2B) | Generating Revenue | Venture Capital-Backed | 0.12 |
| EDCS Power | Mequon, WI | Electrical Equipment | Out of Business | Formerly VC-backed | 1.45 |
| Emergent Labs | Milwaukee, WI | Other Commercial Services | Out of Business | Corporation | |
| EmOpti | Brookfield, WI | Enterprise Systems (Healthcare) | Generating Revenue | Venture Capital-Backed | 6.86 |
| e-States | Waukesha, WI | Real Estate Investment Trusts (REITs) | Generating Revenue | Venture Capital-Backed | 0.31 |
| Etyon | Milwaukee, WI | Enterprise Systems (Healthcare) | Generating Revenue | Venture Capital-Backed | |
| Evolve Brands | Jackson, WI | Food Products | Generating Revenue | Private Equity-Backed | 0.87 |
| Exit 7C | Milwaukee, WI | Business/Productivity Software | Out of Business | Formerly VC-backed | 1.12 |
| FaB Wisconsin | Milwaukee, WI | Food Products | Startup | Corporation | |
| First Patient | Milwaukee, WI | Other Commercial Products | Stealth | Angel-Backed | 0.53 |
| Fiveable | Milwaukee, WI | Educational Software | Generating Revenue | Venture Capital-Backed | 13.64 |
| Float Milwaukee | Milwaukee, WI | Leisure Facilities | Generating Revenue | Angel-Backed | 0.01 |
| Flying Spider | Milwaukee, WI | Other Commercial Products | Stealth | Venture Capital-Backed | 1.05 |
| Forj | Waukesha, WI | Business/Productivity Software | Generating Revenue | Venture Capital-Backed | 6.00 |
| Forsake | Glendale, WI | Footwear | Generating Revenue | Formerly VC-backed | 0.87 |
| Foundry Health | Grafton, WI | Other Healthcare Technology Systems | Generating Revenue | Accelerator/Incubator Backed | |
| Frontdesk | Milwaukee, WI | Real Estate Services (B2C) | Generating Revenue | Venture Capital-Backed | 30.80 |
| Gearbox Express | Mukwonago, WI | Industrial Supplies and Parts | Generating Revenue | Formerly VC-backed | 6.30 |
| Genlines | Oconomowoc, WI | Application Software | Generating Revenue | Angel-Backed | 0.01 |
| GenoPalate | Milwaukee, WI | Information Services (B2C) | Generating Revenue | Venture Capital-Backed | 4.00 |
| Getter | Milwaukee, WI | Business/Productivity Software | Out of Business | Formerly Angel backed | 0.05 |
| Golf Pipeline | Menomonee Falls, WI | Social/Platform Software | Startup | Accelerator/Incubator Backed | 0.36 |
| Gostrive | Fort Atkinson, WI | Social/Platform Software | Out of Business | Formerly VC-backed | |
| Greater States Sports Authority | Brookfield, WI | Educational and Training Services (B2C) | Profitable | Angel-Backed | 0.00 |
| GYBITG | Milwaukee, WI | Educational and Training Services (B2C) | Generating Revenue | Accelerator/Incubator Backed | |
| HaloVino | WhitefishBay, WI | Distributors/Wholesale | Generating Revenue | Venture Capital-Backed | |
| hankr | Milwaukee, WI | Application Software | Generating Revenue | Corporation | |
| HDL Diagnostics | Fox Point, WI | Pharmaceuticals | Out of Business | Formerly VC-backed | |
| Healthfuse | Milwaukee, WI | Enterprise Systems (Healthcare) | Generating Revenue | Private Equity-Backed | |
| HealthLX | Grafton, WI | Enterprise Systems (Healthcare) | Generating Revenue | Angel-Backed | 0.41 |
| Hero Cards | Waukesha, WI | Information Services (B2C) | Generating Revenue | Angel-Backed | 0.25 |
| Hitlist | Milwaukee, WI | Media and Information Services (B2B) | Out of Business | Formerly VC-backed | 0.07 |
| Hopscot.ch | Milwaukee, WI | Communication Software | Out of Business | Formerly Angel backed | 0.05 |
| HSM | Milwaukee, WI | Other Consumer Durables | Out of Business | Formerly VC-backed | 0.20 |
| Hug Sleep | Brookfield, WI | Other Consumer Durables | Generating Revenue | Angel-Backed | 0.30 |
| Hyde Expedition | Milwaukee, WI | Recreational Goods | Generating Revenue | Corporation | |
| Hydrotech Innovations | Mequon, WI | Business/Productivity Software | Startup | Corporation | |
| iDAvatars | Mequon, WI | Application Software | Out of Business | Formerly VC-backed | 6.01 |
| Ideawake | Milwaukee, WI | Business/Productivity Software | Generating Revenue | Venture Capital-Backed | 4.21 |
| InControl Medical | Brookfield, WI | Other Devices and Supplies | Generating Revenue | Angel-Backed | 19.00 |
| Informed360 | Shorewood, WI | Business/Productivity Software | Generating Revenue | Formerly Angel backed | 0.18 |
| Intelligent Composites | Milwaukee, WI | Road | Generating Revenue | Corporation | |
| Investii | New Berlin, WI | Financial Software | Generating Revenue | Venture Capital-Backed | 0.16 |
| Jackson’s Honest | Muskego, WI | Food Products | Generating Revenue | Private Equity-Backed | 1.00 |
| Kaliber Imaging | Whitewater, WI | Monitoring Equipment | Out of Business | Formerly Accelerator/Incubator backed | |
| KTB Disc Jockey | Milwaukee, WI | Educational and Training Services (B2C) | Out of Business | Formerly Accelerator/Incubator backed | |
| Last Lock | Milwaukee, WI | Electronics (B2C) | Generating Revenue | Venture Capital-Backed | 0.10 |
| LatinoPro | Cedarburg, WI | Human Capital Services | Generating Revenue | Angel-Backed | 0.06 |
| LeakShark | Milwaukee, WI | Electrical Equipment | Out of Business | Formerly Accelerator/Incubator backed | |
| Legacy Platforms | Milwaukee, WI | Construction and Engineering | Generating Revenue | Venture Capital-Backed | 10.00 |
| Lifebook | Racine, WI | Application Software | Out of Business | Formerly Accelerator/Incubator backed | |
| LinqThingz | Mequon, WI | Electronic Equipment and Instruments | Out of Business | Formerly Accelerator/Incubator backed | |
| LumosWifi | Milwaukee, WI | Network Management Software | Startup | Angel-Backed | |
| LW Aqua | Sharon, WI | Other Commercial Products | Out of Business | Formerly Angel backed | 0.65 |
| Maker Healthcare | Mequon, WI | Other Consumer Durables | Generating Revenue | Venture Capital-Backed | 5.00 |
| ManageCore | Franklin, WI | IT Consulting and Outsourcing | Generating Revenue | Venture Capital-Backed | 1.99 |
| Marathon Machines | Milwaukee, WI | Household Appliances | Generating Revenue | Venture Capital-Backed | 2.74 |
| MCT Digital | Milwaukee, WI | Machinery (B2B) | Generating Revenue | Formerly PE-Backed | 0.75 |
| MediCardia | Mequon, WI | Enterprise Systems (Healthcare) | Generating Revenue | Venture Capital-Backed | 3.00 |
| MedTrak | Wauwatosa, WI | Other Healthcare Services | Out of Business | Formerly Angel backed | 0.10 |
| Meeper | Whitewater, WI | Electronic Equipment and Instruments | Generating Revenue | Venture Capital-Backed | 0.14 |
| MeterHero (Acquired) | Milwaukee, WI | Application Software | Startup | Formerly Accelerator/Incubator backed | 0.75 |
| Microbe Detectives | Milwaukee, WI | Laboratory Services (Healthcare) | Generating Revenue | Accelerator/Incubator Backed | 0.00 |
| Midwest Express Airlines | Milwaukee, WI | Air | Startup | Venture Capital-Backed | 1.00 |
| Mikroflot | Grafton, WI | Environmental Services (B2B) | Generating Revenue | Venture Capital-Backed | 0.05 |
| Milwaukee Swap | Milwaukee, WI | Footwear | Generating Revenue | Accelerator/Incubator Backed | |
| Mindful Staffing Solutions | Milwaukee, WI | Human Capital Services | Generating Revenue | Angel-Backed | 0.15 |
| MobCraft | Milwaukee, WI | Beverages | Generating Revenue | Angel-Backed | 1.12 |
| Motivo | Franklin, WI | Therapeutic Devices | Generating Revenue | Venture Capital-Backed | 0.95 |
| Mpirik | Milwaukee, WI | Enterprise Systems (Healthcare) | Generating Revenue | Venture Capital-Backed | 7.80 |
| MSI Data | Milwaukee, WI | Business/Productivity Software | Generating Revenue | Private Equity-Backed | |
| MyPhame | Milwaukee, WI | Media and Information Services (B2B) | Generating Revenue | Angel-Backed | 0.27 |
| MySureFit | Milwaukee, WI | Business/Productivity Software | Generating Revenue | Venture Capital-Backed | 0.76 |
| Nano Red Biotech | Wauwatosa, WI | Biotechnology | Generating Revenue | Accelerator/Incubator Backed | |
| Netless Catch | Milwaukee, WI | Food Products | Generating Revenue | Venture Capital-Backed | |
| New River Technologies | Grafton, WI | Business/Productivity Software | Out of Business | Formerly VC-backed | |
| New Works | Milwaukee, WI | Consulting Services (B2B) | Out of Business | Formerly Accelerator/Incubator backed | |
| Novera/Ixonia | Ixonia, WI | Other Commercial Products | Stealth | Venture Capital-Backed | 1.80 |
| Octane Coffee (Beverages) | Waukesha, WI | Beverages | Generating Revenue | Venture Capital-Backed | 0.05 |
| Okanjo | Milwaukee, WI | Media and Information Services (B2B) | Generating Revenue | Venture Capital-Backed | 1.74 |
| Oncata | Milwaukee, WI | Media and Information Services (B2B) | Generating Revenue | Accelerator/Incubator Backed | |
| OnKöl | Milwaukee, WI | Monitoring Equipment | Generating Revenue | Venture Capital-Backed | 3.00 |
| Operose Advisors | Milwaukee, WI | Asset Management | Generating Revenue | Venture Capital-Backed | |
| Otto Sciences | Brookfield, WI | Media and Information Services (B2B) | Generating Revenue | Accelerator/Incubator Backed | |
| P4 Infrastructure | Milwaukee, WI | Machinery (B2B) | Generating Revenue | Accelerator/Incubator Backed | |
| Parts to Move | Brookfield, WI | Internet Retail | Out of Business | Formerly Accelerator/Incubator backed | |
| PaveDrain | Milwaukee, WI | Raw Materials (Non-Wood) | Generating Revenue | Accelerator/Incubator Backed | |
| PAXAFE | Milwaukee, WI | Business/Productivity Software | Generating Revenue | Venture Capital-Backed | 4.80 |
| Pellucid Water | Milwaukee, WI | Water Utilities | Generating Revenue | Accelerator/Incubator Backed | |
| Penrod | Milwaukee, WI | Business/Productivity Software | Generating Revenue | Venture Capital-Backed | 8.00 |
| Photavia | Franklin, WI | Multimedia and Design Software | Product Development | Angel-Backed | 0.15 |
| Pinewood Creek Apartments | New Berlin, WI | Real Estate Services (B2C) | Out of Business | Formerly VC-backed | 5.09 |
| Press Premium Alcohol Seltzer | Milwaukee, WI | Beverages | Generating Revenue | Venture Capital-Backed | |
| PRIMER (Beverages) | Milwaukee, WI | Beverages | Startup | Angel-Backed | 0.18 |
| PROMISS Diagnostics | Wauwatosa, WI | Diagnostic Equipment | Generating Revenue | Venture Capital-Backed | 0.40 |
| Protein Foundry | Milwaukee, WI | Biotechnology | Generating Revenue | Accelerator/Incubator Backed | 0.01 |
| Proximity Malt | Milwaukee, WI | Other Commercial Products | Generating Revenue | Private Equity-Backed | 60.00 |
| PumpHero | Milwaukee, WI | Application Software | Generating Revenue | Accelerator/Incubator Backed | 0.10 |
| Puresine | Milwaukee, WI | Energy Storage | Out of Business | Formerly Accelerator/Incubator backed | 0.04 |
| Pythonic | Milwaukee, WI | Business/Productivity Software | Generating Revenue | Venture Capital-Backed | 0.08 |
| Radian IoT | Okauchee, WI | Other Commercial Services | Stealth | Venture Capital-Backed | 4.50 |
| RadPoker | Milwaukee, WI | Entertainment Software | Generating Revenue | Venture Capital-Backed | |
| Rapid Radicals Technology | Milwaukee, WI | Environmental Services (B2B) | Generating Revenue | Venture Capital-Backed | |
| Remedy Analytics | Milwaukee, WI | Media and Information Services (B2B) | Generating Revenue | Formerly Angel backed | |
| Renaissant | Milwaukee, WI | Business/Productivity Software | Generating Revenue | Venture Capital-Backed | 2.57 |
| Reneurogen | Elm Grove, WI | Drug Discovery | Generating Revenue | Accelerator/Incubator Backed | 0.03 |
| Rent College Pads | Milwaukee, WI | Real Estate Services (B2C) | Generating Revenue | Venture Capital-Backed | 15.75 |
| Retham Technologies | Wauwatosa, WI | Biotechnology | Generating Revenue | Corporation | |
| Revolution Computing | Lake Mills, WI | Application Specific Semiconductors | Startup | Corporation | |
| RoddyMedical | Wauwatosa, WI | Therapeutic Devices | Generating Revenue | Venture Capital-Backed | 1.52 |
| RoofMarketplace | Whitewater, WI | Buildings and Property | Generating Revenue | Venture Capital-Backed | 5.20 |
| Royal Palm Foods | Delafield, WI | Logistics | Out of Business | Formerly Angel backed | 0.25 |
| RPRD Diagnostics | Wauwatosa, WI | Discovery Tools (Healthcare) | Generating Revenue | Accelerator/Incubator Backed | |
| Safelumin | Oconomowoc, WI | Electronics (B2C) | Generating Revenue | Venture Capital-Backed | 0.14 |
| SAFIO Solutions | Brookfield, WI | Business/Productivity Software | Generating Revenue | Venture Capital-Backed | 2.77 |
| Scanalytics | Waukesha, WI | Electronic Equipment and Instruments | Generating Revenue | Venture Capital-Backed | 4.12 |
| Securus Data Centers | Milwaukee, WI | Systems and Information Management | Out of Business | Formerly Angel backed | 0.72 |
| Septillionth | Milwaukee, WI | Production (Semiconductors) | Startup | Accelerator/Incubator Backed | |
| Seven Marine | Germantown, WI | Electrical Equipment | Generating Revenue | Formerly VC-backed | 0.62 |
| Shindigs | Milwaukee, WI | Social/Platform Software | Out of Business | Formerly Angel backed | 0.10 |
| Shockray Self Defense | Oak Creek, WI | Electrical Equipment | Out of Business | Formerly VC-backed | |
| Sift Healthcare | Milwaukee, WI | Enterprise Systems (Healthcare) | Generating Revenue | Venture Capital-Backed | 16.04 |
| SimaFore | Wauwatosa, WI | IT Consulting and Outsourcing | Generating Revenue | Corporate Backed or Acquired | |
| Socialeads | Milwaukee, WI | Financial Software | Generating Revenue | Venture Capital-Backed | 3.66 |
| Solar Water Works | Milwaukee, WI | Alternative Energy Equipment | Generating Revenue | Accelerator/Incubator Backed | 0.05 |
| SteamChain | Milwaukee, WI | Business/Productivity Software | Generating Revenue | Venture Capital-Backed | 1.15 |
| Stonehouse Water Technologies | Milwaukee, WI | Electronics (B2C) | Generating Revenue | Angel-Backed | 1.55 |
| Summary Medical | Milwaukee, WI | Media and Information Services (B2B) | Product Development | Accelerator/Incubator Backed | |
| Supernola | Jackson, WI | Food Products | Generating Revenue | Venture Capital-Backed | 2.50 |
| Sustainable America | Milwaukee, WI | Environmental Services (B2B) | Generating Revenue/Not Profitable | Accelerator/Incubator Backed | |
| Swirl Insurance Services | Brookfield, WI | Information Services (B2C) | Out of Business | Formerly Angel backed | 1.80 |
| Synthetaic | Delafield, WI | Media and Information Services (B2B) | Generating Revenue | Venture Capital-Backed | 17.50 |
| TAI Diagnostics | Wauwatosa, WI | Diagnostic Equipment | Out of Business | Formerly VC-backed | 24.00 |
| TaskCause | Milwaukee, WI | Other Services (B2C Non-Financial) | Out of Business | Formerly VC-backed | 0.20 |
| TechCanary | Milwaukee, WI | Business/Productivity Software | Generating Revenue | Private Equity-Backed | 0.50 |
| Tevetron Optical Networks | Waukesha, WI | Internet Service Providers | Generating Revenue | Venture Capital-Backed | |
| The Financial Promise | Milwaukee, WI | Educational and Training Services (B2C) | Generating Revenue | Venture Capital-Backed | |
| The Good Jobs | Milwaukee, WI | Business/Productivity Software | Generating Revenue | Venture Capital-Backed | 0.82 |
| The Grand | Franklin, WI | Educational and Training Services (B2C) | Generating Revenue | Venture Capital-Backed | 2.40 |
| TheMINIClassy | Milwaukee, WI | Clothing | Generating Revenue | Accelerator/Incubator Backed | |
| Tip a ScRxipt | Milwaukee, WI | Financial Software | Generating Revenue | Venture Capital-Backed | 0.63 |
| Top Note | Milwaukee, WI | Beverages | Generating Revenue | Angel-Backed | 0.05 |
| URTPC | Milwaukee, WI | Machinery (B2B) | Generating Revenue | Venture Capital-Backed | |
| US HealthCenter | Thiensville, WI | Other Healthcare Services | Generating Revenue | Venture Capital-Backed | 2.00 |
| VasoGnosis | Milwaukee, WI | Diagnostic Equipment | Out of Business | Formerly VC-backed | 1.43 |
| Vibrant (Clothing) | Milwaukee, WI | Clothing | Generating Revenue | Venture Capital-Backed | 0.15 |
| Vivid Microscopy | Wauwatosa, WI | Discovery Tools (Healthcare) | Generating Revenue | Corporation | |
| Vytal Health | Milwaukee, WI | Other Healthcare Services | Generating Revenue | Angel-Backed | 1.40 |
| Wallit (Business/Productivity Software) | Brookfield, WI | Business/Productivity Software | Generating Revenue | Venture Capital-Backed | 1.00 |
| Wantable | Milwaukee, WI | Accessories | Generating Revenue | Venture Capital-Backed | 6.61 |
| washbnb | Milwaukee, WI | Other Commercial Services | Generating Revenue | Accelerator/Incubator Backed | 0.12 |
| Watton | Milwaukee, WI | Business/Productivity Software | Generating Revenue | Angel-Backed | 0.12 |
| WayAround | Bayside, WI | Other Services (B2C Non-Financial) | Generating Revenue | Venture Capital-Backed | |
| WEAR TECH | Hartland, WI | Electronics (B2C) | Product In Beta Test | Angel-Backed | 0.25 |
| Wellntel | Milwaukee, WI | Electronic Equipment and Instruments | Generating Revenue | Venture Capital-Backed | 4.50 |
| Xena Workwear | Milwaukee, WI | Footwear | Generating Revenue | Venture Capital-Backed | 1.55 |
| Zero Locus | Milwaukee, WI | Database Software | Out of Business | Formerly VC-backed | 0.50 |
| Zizzl | Milwaukee, WI | Human Capital Services | Generating Revenue | Venture Capital-Backed | 2.61 |
| ZoomShift | Milwaukee, WI | Business/Productivity Software | Startup | Accelerator/Incubator Backed | 0.06 |