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The Leaderboard uses Crunchbase's public data to create Ranks. If you believe your companies data is in-accurate, you can update your company information by claiming and editing your company profile on Crunchbase.
View the leaderboard on Crunchbase here.
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RankCompanyWebsiteCB RankHeadquartersFounding DateFunding RaisedLast Funding TypeEmployee RangeIndustryDescriptionDiversity Spotlight (via Crunchbase)
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1Voyager Technologiesvoyagertechnologies.com143Denver8/15/19$1,068,154,693Post-IPO Debt501-1000Aerospace, Military, Satellite Communication, Sensor, Space TravelVoyager Technologies is a defense and space technology company that develops solutions for national security and commercial space missions.
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2Quantinuumquantinuum.com168Broomfield11/30/21$1,215,848,835Series B501-1000Cyber Security, Developer Tools, Generative AI, Hardware, Quantum Computing, Software EngineeringQuantinuum is a IT firm that accelerates quantum computing and the development of applications across chemistry, cybersecurity, and finance.
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3Venu Holdingvenu.live319Colorado Springs1/1/17$308,456,250Post-IPO Debt101-250Commercial Real Estate, Finance, Food and Beverage, Hospitality, Leisure, RestaurantsVenu Holding develops and operates entertainment and hospitality destinations centered around live music performances.
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4Sierra Spacesierraspace.com428Louisville1/1/21$2,240,000,000Series C1001-5000Advanced Materials, Aerospace, Industrial Manufacturing, Military, Space Travel, TransportationSierra Space is a commercial space company that specializes in the development of advanced space technologies and solutions.Women Founded
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5Peak Energypeakenergy.com563Denver1/1/23$65,000,000Venture - Series Unknown101-250CleanTech, Energy, Energy Storage, Renewable EnergyPeak Energy is a pioneering firm that is industrializing sodium-ion to expedite the shift to renewable energy.
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6Hydra Hosthydrahost.com566Boulder4/1/21$118,575,000Series A11-50Artificial Intelligence (AI), Cloud Infrastructure, Developer APIs, Web HostingHydra offers a bare metal GPU platform, connecting businesses to a vareity of independent but standardized AI Factory Franchises.
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7Engineengine.com584Denver1/1/18$221,000,000Series C1001-5000Business Travel, Hospitality, Hotel, TravelThe modern travel platform for booking and managing business trips
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8Slingshot Aerospaceslingshotaerospace.com1,096Windsor1/1/17$150,515,900Venture - Series Unknown101-250Aerospace, Analytics, Simulation, SoftwareSlingshot Aerospace builds space data, analytics, and simulation solutions.Women Founded, Women Led
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9True Anomalytrueanomaly.space1,240Centennial8/1/22$1,055,819,000Series D251-500Aerospace, Artificial Intelligence (AI), Manufacturing, Military, National SecurityTrue Anomaly develops space security technologies, including spacecraft, software platforms, and mission systems for orbital operations.
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10Crusoecrusoe.ai1,355Denver8/23/18$4,197,500,000Debt Financing1001-5000AI Infrastructure, Artificial Intelligence (AI), Data Center, Energy, Energy Management, Oil and GasCrusoe is a vertically integrated AI infrastructure company that builds and operates data centers powered by energy sources.
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11Defense Unicornsdefenseunicorns.com1,562Colorado Springs1/1/21$171,504,329Series B101-250Apps, Artificial Intelligence (AI), National Security, Software, Software EngineeringDefense Unicorns is a software startup that provides open-source software and AI capabilities for national security systems.
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12Denver Venturesdenverventures.co1,689Denver1/1/191-10Finance, Financial Services, Venture CapitalDenver Ventures is an investment firm that invests in early-stage startups.Women Founded
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13Spekitspekit.com1,739Denver2/1/18$60,614,997Series B101-250
Artificial Intelligence (AI), Content Marketing, CRM, Enterprise Software, Generative AI, Knowledge Management, SaaS, Sales Automation, Sales Enablement, Training
The Rep Acceleration platform unifying a governed knowledge engine and AI to predict reps’ needs and enable in the flow of work.South Asian Founded, South Asian Led, Women Founded, Women Led
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14Kestrel Labskestrellabs.com1,854Denver3/17/25$2,700,000Pre-Seed1-10Architecture, Construction, SoftwareKestrel Labs helps architects evaluate building code compliance directly within Building Information Modeling (BIM) workflows.Women Founded, Women Led
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15Cleerlycleerlyhealth.com2,691Denver1/1/17$386,484,975Series C101-250Apps, Artificial Intelligence (AI), Health Care, Medical, Medical Device, WellnessCleerly is a digital healthcare company that offers heart disease diagnosis solutions.
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16Lunar Outpostlunaroutpost.com2,703Golden1/1/17$53,724,069Series B101-250Aerospace, Information Technology, Robotics, SustainabilityLunar Outpost develops space robotics and mobility systems focused on enabling sustained exploration and infrastructure on the Moon.
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17Luxonisluxonis.com2,889Littleton4/1/19$18,775,042Series A51-100Artificial Intelligence (AI), Computer, Computer Vision, Information Technology, Machine Learning, RoboticsLuxonis is a technology company that specializes in developing advanced computer vision and AI solutions for a wide range of applications.
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18Biotabiota-labs.com2,912Boulder1/1/24$3,500,000Seed1-10Analytics, Software, Waste Management, Water PurificationBiota is a data science company that offers wastewater testing, monitoring and tracking of sources of pollutants, and analytical solutions.
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19Ambrosia Biosciencesambrosiabiosciences.com3,245Boulder1/1/24$141,000,000Series B11-50Biopharma, Biotechnology, Health CareAmbrosia Biosciences offers drug development services for small molecule-based therapies for obesity and other metabolic disorders.
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20STACK Infrastructurestackinfra.com3,817Denver1/1/19$9,349,462,740Debt Financing501-1000Data Center, Information Services, Information Technology, IT InfrastructureSTACK Infrastructure provides digital infrastructure solutions, focusing on data centers, colocation, and build-to-suit projects.
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21FusionAuthfusionauth.io3,864Broomfield9/1/18$65,000,000Venture - Series Unknown51-100Cyber Security, Developer Tools, Identity ManagementFusionAuth provides secure, complete and affordable customer identity & access management.
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22SurePath AIsurepath.ai4,194Denver8/21/23$5,200,000Non-equity Assistance11-50Artificial Intelligence (AI), Cyber Security, Productivity Tools, SaaSSurePath AI is a SaaS platform that enables governance and management of any GenAI solutions.
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23Endolithendolithmining.com4,712Arvada1/1/23$21,630,000Series A11-50Industrial Manufacturing, Mineral, Mining, Mining TechnologyEndolith is an industrial biotechnology startup that develops microbial technologies to improve the extraction of critical mineralsWomen Founded, Women Led
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24Agile Space Industriesagilespaceindustries.com4,761Durango1/1/19$35,140,000Series A51-1003D Printing, Aerospace, Industrial Automation, ManufacturingAgile Space Industries is an aviation and aerospace that specializes in propulsion, test rockets, and space exploration.
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25MagicSchool AImagicschool.ai5,136Denver8/29/23$62,400,000Series B101-250Artificial Intelligence (AI), EdTech, Education, E-LearningMagicSchool is an AI platform in education and growing technology for schools.
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26Interluneinterlune.space5,144Estes Park1/1/20$25,149,028Seed11-50Aerospace, Information Technology, Natural Resources, Space TravelInterlune is a space material extraction company that extracts and commercializes space resources for Earth.Women Founded
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27Electraelectra.earth5,285Boulder1/1/20$379,505,996Venture - Series Unknown101-250CleanTech, Industrial, Industrial Manufacturing, Manufacturing, Precious Metals, Renewable EnergyElectra is a a clean iron company that uses a low-temperature, electrochemical-hydrometallurgical system to refine iron ore.
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28Odysseyodysseyenergysolutions.com5,472Boulder1/1/17$39,119,608Debt Financing11-50Finance, Procurement, Project Management, Renewable Energy, Software, SolarOdyssey provides technology and finance solutions for distributed renewable energy companies at every stage of project deployment.Women Founded, Women Led
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29Wyyerd Groupwyyerd.com5,566Boulder1/1/17$435,000,000Debt Financing11-50Internet, Telecommunications, WirelessWyyerd Group is an internet service provider that offers wireless, fiber internet, dark fiber, VoIP and unified communication services.
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30Enliven Therapeuticsenliventherapeutics.com5,626Boulder1/1/19$920,000,000Post-IPO Equity51-100Biotechnology, Life Science, Oncology, TherapeuticsEnliven Therapeutics is a precision oncology company developing small molecule therapies to extend and improve patient lives.
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31Scotchscotchpos.com5,771Denver1/1/24$30,000,000Series A11-50Business Process Automation (BPA), Enterprise Software, Point of Sale, SoftwareScotch provides customized POS solutions to optimize business processes for liquor stores.
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32Proof Technologyproofserve.com5,816Denver1/15/17$59,574,956Series B101-250Information Technology, Legal, Legal Tech, SoftwareProof™ is a legal technology platform that facilitates the physical delivery of time sensitive legal documents and eFiling.
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33TermScouttermscout.com5,874Denver5/1/18$7,270,000Seed1-10Legal TechTermScout is a legal tech platform that brings transparency to the contract review process, reducing review time by up to 50%.Women Founded
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34BoodleBoxboodlebox.ai6,060Colorado Springs7/1/23$5,000,000Seed11-50Artificial Intelligence (AI), EdTech, SoftwareBoodleBox is the collaborative platform for lifelong learning and work with AI. (Founded 2016, Pivoted July 2023, Recapitalized Dec 2024)
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35Credible Datacredibledata.com6,161Boulder1/1/25$10,339,999Seed1-10Agentic AI, Developer APIs, Foundational AICredible Data develops context engines for AI-native data experiences, including analysis tools, dashboards, APIs, and agents.
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36Xcimer Energyxcimer.energy6,195Denver1/1/21$117,750,000Series A101-250Energy, Energy Efficiency, Energy ManagementXcimer Energy is an inertial fusion company offering laser-driven fusion to provide cheap, abundant, and carbon-free energy.
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37Orionoriongeo.com6,402Denver2/15/23$4,159,999Seed1-10
Analytics, Artificial Intelligence (AI), Geospatial, Government, Machine Learning, National Security, Predictive Analytics, Risk Management, Security
Orion is a cybersecurity company that offers AI-evolving threat intelligence for risk teams.
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38MGT Insurancemgtinsurance.com6,669Greenwood Village1/1/20$41,600,000Series B11-50Consulting, Insurance, InsurTechMGT Insurance provides insurance experience for the sales partners and policyholders.
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39StackHawkstackhawk.com7,127Denver1/1/19$50,325,000Series B11-50Cyber Security, Developer APIs, Developer Tools, DevOps, SaaS, Security, SoftwareStackHawk is an API and application security testing platform that enables detection and resolution of application vulnerabilities.Women Founded, Women Led
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40Strata Identitystrata.io7,865Boulder1/1/19$37,500,000Series B51-100Cloud Data Services, Identity Management, Information Technology, SoftwareStrata Identity provides distributed multi-cloud identity orchestration for hybrid and multi-cloud environments.
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41Rallyday Partnersrallydaypartners.com7,952Denver1/1/1811-50Finance, Financial ServicesRallyday Partners is a private equity firm investing growth capital in founder-led companies.Women Founded
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42Schematicschematichq.com8,048Boulder1/1/23$18,632,994Seed1-10B2B, Billing, Data Integration, Developer Tools, SaaS, SoftwareSchematic is a B2B SaaS platform designed to simplify pricing and packaging for software companies.
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43CisLunar Industriescislunarindustries.com8,336Denver9/25/19$7,389,991Seed11-50Aerospace, Space TravelCisLunar Industries is developing the technology to process metal in space
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44Enveda Biosciencesenveda.com8,519Boulder1/1/19$529,900,000Series D101-250Artificial Intelligence (AI), Biotechnology, Life Science, Pharmaceutical, TherapeuticsEnveda Biosciences is a biotechnology company that develops novel medications derived from plants.
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45Kolomakoloma.com8,714Denver1/1/21$477,399,925Series B11-50Energy, Energy Efficiency, Renewable EnergyKoloma is a geologic hydrogen company that leverages technology and data to identify and commercialize geologic hydrogen resources.
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46Onto Healthonto.health8,788Parker4/2/24$20,000,000Series A1-10Fertility, Health CareOnto Health offers tech-enabled fertility care, including IVF, egg freezing, IUI, and digital tools for personalized reproductive support.
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47Demand AIdemandai.net8,878Greenwood Village1/1/23$6,545,000Seed51-100Artificial Intelligence (AI), Lead Generation, Lead ManagementDemand AI is a lead generation company that provides B2B demand generation and lead engagement solutions.
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48Azucaazucatime.com8,892Cascade1/1/18$4,211,253Venture - Series Unknown11-50Cannabis, Food and Beverage, Health Care, PharmaceuticalAzuca is a producer of cannabis-related edible products.Hispanic / Latine Founded, Hispanic / Latine Led, Women Founded, Women Led
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49Sundaygetsunday.com9,036Boulder1/1/18$103,000,000Venture - Series Unknown101-250Consumer Goods, Home and Garden, Landscaping, Subscription ServiceSunday is a subscription lawn care service that provides environmentally responsible lawn care solutions and products.
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50Tilthellotilt.com9,173Fort Collins8/18/17$30,116,828Series B101-250Business Development, Employee Benefits, Human Resources, SoftwareTilt is a third-party leave administration software that simplifies the leave management process through technology and automation.Women Founded, Women Led