| 1 Mil Cups | Networking | Leesburg |
| 500 Startups DC | Nonprofit | DC |
| 880 Harrison | Coworking | Leesburg |
| A Wedding Loft | Coworking | Leesburg |
| Brickyard | Coworking | Ashburn |
| Business Assistance Team- Loudoun | Business Services - General | Leesburg |
| Chefscape | Food & Beverage Incubator | Leesburg |
| CIT GAP funds | Financing/Funding | Herndon |
| CIT SBIR/STTER | Financing/Funding | Herndon |
| Clerk of the Circuit Court, Loudoun | Government Agency | Leesburg |
| Community Business Partnership | Financing/Funding | Springfield |
| Dulles Regional Chamber of Commerce | Chamber | Chantilly |
| Empowered Women International | Nonprofit | Herndon |
| Escala Small Business Program/Northern Virginia Family Service | Business Services - Spanish Speaking | Fairfax |
| Every Citizen Has Opportunities (ECHO) | Business Services - HR/Hiring | Leesburg |
| Frontier Kitchen | Food & Beverage Incubator | Chantilly |
| GENEDGE Alliance, Martinsville | Business Services -Manufacturing | Martinsville |
| GovConectx | Business Services - Government Contracts | Prince Fredrick, MD |
| Greater Hillsboro Business Alliance | Nonprofit | Hillsboro |
| Hamilton Town Economic Development | Government Agency | Hamilton |
| Healthworks of Northern Virginia | Health Services | Leesburg |
| Innovation Commercialization Assistance Program | Startup Services | Northern VA |
| IRS | Government Agency | Fairfax |
| LCPS Community Connections | Nonprofit | Ashburn |
| Leesburg Downtown Business Association | Nonprofit | Leesburg |
| Leesburg Innovation | Coworking | Leesburg |
| Leesburg Junction | Coworking | Leesburg |
| Leesburg Town Economic Development | Government Agency | Leesburg |
| Lemonhead Council | Business Services - General | Leesburg |
| LocalVest | Financing/Funding | Loudoun |
| Loudoun Chamber of Commerce | Chamber | Lansdowne |
| Loudoun Commissioner of the Revenue | Government Agency | Leesburg |
| Loudoun County Public Library | Government Agency | Loudoun |
| Loudoun Economic Development | Government Agency | Loudoun |
| Loudoun Public Affairs | Government Agency | Leesburg |
| Loudoun SCORE | Nonprofit | Ashburn |
| Loudoun Soil and Water Conversation District | Nonprofit (Agriculture Business) | Leesburg |
| Loudoun Tech Startups | Networking | Loudoun |
| Loudoun Veterans Services | Government Agency | |
| Loudoun Workforce Resource Center, A SkillSource Affiliate | Bus.Resources-HR/Hiring | Leesburg |
| Lovettsville Town Economic Development | Government Agency | Lovettsville |
| Makers in Loudoun Library | Place to Create | Aldie/Sterling/Leesburg |
| Makersmiths Innovation Forge | Place to Create | Purcellville & Leesburg |
| Mentor-Protégé Program- George Mason University | Bus.Services-Gov Contracts | Fairfax |
| Merritt Properties | Merritt Properites | Loudoun |
| Middleburg Business and Professional Association | Nonprofit | Middleburg |
| Middleburg Town Economic Development | Government Agency | Middleburg |
| MilAdvisor | Investment Community | |
| MIT Enterprise Forum-DC Metro Chapter | Business Services - General | Sterling |
| National Black Chamber Of Commerce | Chamber | DC |
| Northern Virginia Hispanic Chamber of Commerce | Nonprofit | Tysons |
| Northern Virginia Technology Council, The Entrepreneur Center | Bus. Services-Technology | Herndon |
| NVTC Veterans Employment Initiative | Nonprofit | Tysons Corner |
| Prince William Science Accelerator | Bus. Services-Incubator | Manassas |
| Purcellville Business Association | Nonprofit | Purcellville |
| Purcellville Town Economic Development | Government Agency | Purcellville |
| Red Blue Collective | Business Services - General | |
| REDC | Government Agency | |
| Regus-Ashburn | Small Office Space | Ashburn |
| Round Hill Economic Development | Government Agency | Round Hill |
| Saul Centers | Real Estate | Loudoun |
| SBA | Government Agency | |
| SBDC at MEC Leesburg | Business Services - General | Leesburg |
| SCORE Mentor | Financing/Funding | |
| SEED Spot DC | Bus. Services-Incubator | DC |
| Small Business Majority | Advocacy Organization | DC |
| Small Town & Merchants Program (STAMP), Virginia SBDC | Bus. Services-Retail/Restaurant | Fairfax |
| Startup Grind DC | Networking | DC |
| Startup Leadership Program | Nonprofit | DC |
| TechBreakfast | Networking | DC |
| Terminal 68 | Coworking | Sterling |
| Town of Leesburg | Government Agency | Leesbburg |
| Venture X | Coworking | Ashburn |
| Virginia Economic Development Partnership- International Trade | Bus. Services-Exporting | Tysons Corner |
| Virginia Asian Chamber of Commerce | Nonprofit | Chantilly |
| Virginia Community Capital | Nonprofit | Springfield |
| Virginia Cooperative Extension-Loudoun | Bus. Services-Agriculture | Leesburg |
| Virginia Department of Agriculture & Consumer Services-Regulatory Services | Bus. Services-Agriculture | Richmond |
| Virginia Procurement Technical Assistance Program (PTAP)- George Mason University | Bus.Services-Gov Contracts | Fairfax |
| Visit Loudoun | Bus.Services-Tourism | Leesburg |
| Women Business Center of Northern Virginia | Bus. Services-Women | Springfield |
| Xcyte Workspace | Coworking | Leesburg |
