| SketchUp3D modeling for everyone | SketchUp | Computer Software | Boulder | CO | $1 - 10M |
| SurveyGizmoSurveyGizmo | Professional Online Survey Software & Tools | Computer Software | Boulder | CO | $10 - 50M |
| TeamSnapTeamSnap: Sports Team, Club & League Management App | Consumer Services | Boulder | CO | $1 - 10M |
| | Electrical/Electronic Manufacturing | Boulder | CO | $10 - 50M |
| | Computer Software | Boulder | CO | $100 - 250M |
| SendGridMarketing & Transactional Email Service | SendGrid | Information Technology and Services | Boulder | CO | $10 - 50M |
| | Financial Services | Boulder | CO | $250 - 500M |
| FlexJobsTelecommuting Jobs & Professional Part-Time Jobs | Human Resources | Boulder | CO | $1 - 10M |
| TrainingPeaksWorkout Log & Training Plans for Cycling, Running, Triathlon | TrainingPeaks | Computer Software | Boulder | CO | $1 - 10M |
| IntenseDebateIntenseDebate comments enhance and encourage conversation on your blog or website | Banking | Boulder | CO | $1 - 10M |
| RafflecopterRun Giveaway & Sweepstakes Promotions | Rafflecopter :) | Internet | Boulder | CO | $1 - 10M |
| RegOnline
RegOnline - Easy and Affordable Online Event Registration Software
| Computer Software | Boulder | CO | $1 - 10M |
| | Marketing and Advertising | Boulder | CO | |
| | Research | Boulder | Colorado | $100 - 250M |
| | Publishing | Boulder | CO | $1 - 10M |
| | Research | Boulder | CO | $1 - 10M |
| | Information Technology and Services | Boulder | CO | $10 - 50M |
| SnapEngageLive Chat Software for Sales & Support Teams | SnapEngage | Information Technology and Services | Boulder | CO | $1 - 10M |
| Lead411Lead411 - Leader in Sales and Marketing Intelligence | Information Services | Boulder | CO | $1 - 10M |
| | Real Estate | Boulder | CO | $1 - 10M |
| | Marketing and Advertising | Boulder | CO | $0 - 1M |
| | Primary/Secondary Education | BOULDER | CO | |
| | Newspapers | Boulder | CO | $10 - 50M |
| TechstarsTechstars | A Global Startup Ecosystem | Internet | Boulder | CO | $1 - 10M |
| Fj
Outdoor Gear, Mountain Gear, and Hiking Gear | Fjallraven
| Sporting Goods | Boulder | CO | $0 - 1M |
| | Sporting Goods | Boulder | CO | $0 - 1M |
| SocialEngineSocialEngine Social Network Software | Community Software | Computer Software | Boulder | CO | $0 - 1M |
| | Computer Software | Boulder | CO | $0 - 1M |
| Spherotag-observer data-attr="html" data-value="metatags.title">Sphero | Connected Toys | Consumer Electronics | Boulder | CO | |
| Only Natural Pet
All Natural Pet Products | Homeopathic Remedies for Dogs & Cats | Only Natural Pet
| Consumer Goods | Boulder | CO | $10 - 50M |
| | Music | Boulder | CO | |
| Windsor Peak PressWelcome to the home of authors Denise and Alan Fields - Windsor Peak Press | Publishing | Boulder | CO | $0 - 1M |
| KapostHome - Kapost | The B2B Marketing Platform | Computer Software | Boulder | CO | $1 - 10M |
| | Research | Boulder | CO | $1 - 10M |
| | Health, Wellness and Fitness | Boulder | CO | |
| | Banking | Boulder | CO | $50 - 100M |
| | Consumer Electronics | Boulder | CO | |
| | Government Administration | Boulder | CO | $500M - 1B |
| | Design | Boulder | CO | $1 - 10M |
| BoldmethodOnline Flight Training Courses and CFI Tools | Boldmethod | Media Production | Boulder | CO | $0 - 1M |
| KanbanizeKanban Software | Online Kanban for Business | Information Technology and Services | Boulder | CO | $1 - 10M |
| Kelty PacksKelty | Camping, Hiking & Backpacking Gear For Any Outdoor Adventure | Wholesale | Boulder | CO | $50 - 100M |
| | Sports | Boulder | CO | $1 - 10M |
| BlogMuttBlog & Content Writing Services | BlogMutt | Internet | Boulder | CO | $0 - 1M |
| | Primary/Secondary Education | Boulder | CO | $1 - 10M |
| | Nonprofit Organization Management | Boulder | CO | $10 - 50M |
| | Health, Wellness and Fitness | Boulder | CO | $250 - 500M |
| | Government Administration | Boulder | CO | $100 - 250M |
| | Religious Institutions | Boulder | CO | $0 - 1M |
| GroupHighMarketing Software for Blog Outreach & Influencer Marketing | Marketing and Advertising | Boulder | CO | $0 - 1M |
| eQuilterQuilt fabric, Largest selection of quilting fabrics- Free Quilt Patterns- eQuilter.com! | Consumer Goods | BOULDER | CO | $1 - 10M |
| Splick.itSplick.it: Online Ordering For Restaurants | Internet | Boulder | CO | $0 - 1M |
| | Online Media | Boulder | CO | $0 - 1M |
| | Restaurants | Boulder | CO | $10 - 50M |
| | Nonprofit Organization Management | Boulder Creek | CA | $1 - 10M |
| | Sporting Goods | Boulder | CO | $1 - 10M |
| | Apparel & Fashion | Boulder | CO | |
| | Nonprofit Organization Management | Boulder | CO | $1 - 10M |
| Quick LeftCognizant Quick Left | Custom Software Development | Internet | Boulder | CO | $1 - 10M |
| | Consumer Goods | Boulder | CO | $10 - 50M |
| | | Boulder | CO | $0 - 1M |
| | Computer Software | Boulder | CO | $0 - 1M |
| | Sports | Boulder | CO | $0 - 1M |
| | Photography | Boulder | CO | $1 - 10M |
| CampMinderCampMinder | Web-based Summer Camp Management Platform | Internet | Boulder | CO | $1 - 10M |
| | Consumer Electronics | Boulder | CO | $1 - 10M |
| Gingr, LLCModern dog daycare, pet boarding and grooming software - web-based & easy to use | Internet | Boulder | CO | |
| | Consumer Goods | Boulder | CO | $10 - 50M |
| | Supermarkets | BOULDER | CO | $0 - 1M |
| LogRhythmLogRhythm, The Security Intelligence Company | Computer Software | Boulder | CO | $100 - 250M |
| | Sporting Goods | Boulder | CO | $1 - 10M |
| | Leisure, Travel & Tourism | Boulder | CO | $1 - 10M |
| | Apparel & Fashion | Boulder | CO | $10 - 50M |
| | Internet | Boulder | CO | $1 - 10M |
| Zayo GroupZayo Group | Fiber, Bandwidth, Colocation & Cloud Services | Telecommunications | Boulder | CO | > $1B |
| | Health, Wellness and Fitness | Boulder Creek | CA | $1 - 10M |
| | Health, Wellness and Fitness | Boulder | CO | $0 - 1M |
| FreeskierFreeskier Magazine - Skiing videos, news, gear reviews and more | Publishing | Boulder | | $0 - 1M |
| | Higher Education | Boulder | CO | $100 - 250M |
| | Publishing | Boulder | CO | $1 - 10M |
| | Information Technology and Services | Boulder | CO | $0 - 1M |
| | Sporting Goods | Boulder | CO | $10 - 50M |
| RezoraReal Estate Marketing Software | rezora home page | Internet | Boulder | CO | $0 - 1M |
| JumpCloudActive Directory and LDAP in the Cloud | JumpCloud | Computer Software | Boulder | CO | $1 - 10M |
| VictorOps, Inc.VictorOps | DevOps Incident Management & IT Alerting Platform | Internet | Boulder | CO | $1 - 10M |
| OpenSnowSnow Forecast | Ski Report & Conditions | OpenSnow | Environmental Services | Boulder | CO | $1 - 10M |
| | Marketing and Advertising | Boulder | CO | $100 - 250M |
| WICHEWestern Interstate Commission for Higher Education | Access. Collaboration. Innovation. | E-Learning | BOULDER | CO | $10 - 50M |
| | Marketing and Advertising | Boulder | CO | $1 - 10M |
| Indra.comIndra - App Hosting, Private Cloud, Managed Hosting | Information Technology and Services | Boulder | CO | $1 - 10M |
| | Computer Software | Boulder | CO | $0 - 1M |
| | Publishing | Boulder | CO | $0 - 1M |
| | Airlines/Aviation | Boulder City | NV | $100 - 250M |
| | Sporting Goods | Boulder | CO | $1 - 10M |
| | Research | Boulder | CO | $10 - 50M |
| | Research | Boulder | CO | $10 - 50M |
| | Retail | Boulder | CO | $1 - 10M |
| | Nonprofit Organization Management | Boulder | CO | $0 - 1M |
| | Sporting Goods | Boulder | CO | $1 - 10M |
| | Nonprofit Organization Management | Boulder | CO | $1 - 10M |