Top 100 Dot Net Developers in California
The Best of December 2025Looking for a top dot net developer in California?
.NET is a powerful, flexible software framework utilized by many businesses. A highly regarded developer can help ensure performance, security, and testing for your company.
To assist you in your search for a partner, we’ve compiled this list of the top dot net developers in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best California .NET Development Services
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61$5,000+1,000 - 9,999 employeesSan Francisco, CARead More
Established in 2011, AppTecHub is a large mobile application development company. Their team offers mobile app development, web development, and custom software development. The agency is located in San Francisco, California.
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62$10,000+50 - 249 employeesIrvine, CARead More
Xavor Corporation is a custom software development firm. Founded in 1995, the team offers custom software development, cloud consulting & SI, and web development. Their midsize agency is in Irvine, California and Lahore, Pakistan.
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63$5,000+10 - 49 employeesLos Angeles, CARead More
Founded in 2008, Platform Purple, Inc. is headquartered in Los Angeles with another location in Chicago. Their team os 12 employees provides custom software development, mobile app development, and e-commerce development services for enterprise, midmarket, and small businesses. They focus on e-commerce, health care, medical, and retail industries.
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Alfred VideoIndustries
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64$5,000+10 - 49 employeesIrvine, CAHorizon Labs is a small Irvine, California-based web development company. They focus on Web Development, Custom Software Development, Artificial Intelligence, IT staff augmentation, and more and were founded in 2019.Read More
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YuraHealth.com Kidsy.co Rarewaters.com Flairlabs.ai (YC S22)Industries
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65$10,000+10 - 49 employeesSanta Monica, CARead More
SM Innovations is a cloud consulting and SI firm based in Santa Monica, Calif. Founded in 2018, their team of 30 serves clients in the IT services sector. Services include web development and UI/UX design.
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NikeIndustries
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66$5,000+10 - 49 employeesCitrus Heights, CARead More
Yotalabs is a technology firm headquartered in Sacramento, Calif., with a satellite office in Ukraine. They have about 11 employees that serve small and midmarket businesses. Services include custom software development, IT staff augmentation, web development, and mobile app development services.
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TeslaIndustries
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67$25,000+10 - 49 employeesLos Angeles, CARead More
Based in North Hollywood, Calif., Volar Agency is a full-service design and development agency. Since 2014, their small team of two has been specializing in web development & design, UX/UI design, graphic design, and more.
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Carpet Market OneIndustries
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68$10,000+10 - 49 employeesIrvine, CARead More
Custom Software Solutions, Inc is a software house based in Irvine, Calif., and founded in 2005. With no more than 50 experts, they provide SEO, PPC, and custom software development solutions to clients ranging from startups to large businesses.
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HID GlobalIndustries
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69$25,000+50 - 249 employeesSanta Clarita, CARead More
Founded in 2010, Advancio is a custom software development company. The agency provides custom software development, IT staff augmentation, non-voice bpo/back office services, enterprise app modernization, and more and has a midsize team.
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70$50,000+10 - 49 employeesSan Diego, CARead More
Odyssey Computing, Inc. Is a web design company headquartered in San Diego, California. The small agency was founded in 1996. Their services include web design, ux/ui design, custom software development, web development, and more.
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71$5,000+2 - 9 employeesSan Diego, CARead More
Software development company EyeUniversal is in San Diego, California. The small firm was established in 2005. Their services include custom software development, mobile app development, search engine optimization, web design, and more.
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72$10,000+50 - 249 employeesLos Angeles, CARead More
Essential Designs is a midsize website development company. Established in 2008, the firm is based in Vancouver, Canada; Toronto, Canada; Calgary, Canada and Los Angeles, California. Their services include Web Development, Custom Software Development, Artificial Intelligence, and Mobile App Development.
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Honeywell BMW Teck TaxillaIndustries
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73$10,000+2 - 9 employeesLos Angeles, CARead More
Impactful Agency is a visual design & marketing agency founded in 2019 in Los Angeles with no more than 10 employees. They offer SEO, web design, and web development solutions to clients in the fields of advertising and business services.
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DisneyIndustries
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74Undisclosed2 - 9 employeesEncinitas, CARead More
Agency73 is a development shop based in Encinitas, Calif. Founded in 2017, Agency73's team of about 10 employees specializes in providing custom software development, web development, and e-commerce development services for mid-market and enterprise businesses in the healthcare, advertising and IT industries.
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IntuitIndustries
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75$10,000+50 - 249 employeesWalnut Creek, CAMEV, a software development company, is in Walnut Creek, California. The team offers Custom Software Development and Mobile App Development.Read More
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76$25,000+2 - 9 employeesThousand Oaks, CABuena Digital is a custom software development firm. The team provides Custom Software Development and Mobile App Development, and the agency is based in Thousand Oaks, California.Read More
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TaxAuditIndustries
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77$10,000+10 - 49 employeesGold River, CANanoByte Technologies, an IT staff augmentation company, was established in 2015. Their small team is in Gold River, California and offers IT staff augmentation, Custom Software Development, Web Development, IoT development, and more.Read More
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78$1,000+2 - 9 employeesSan Diego, CARead More
Opel Labs is an application testing company. In San Diego, California, their small team specializes in application testing, IoT development, Artificial Intelligence, and custom software development. The agency was launched in 2020.
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79$10,000+250 - 999 employeesEl Segundo, CACustom software development firm Columbus Technologies and Services was launched in 2001. The firm provides Custom Software Development and IT managed services, and is midsize.Read More
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80$1,000+50 - 249 employeesSacramento, CALaunched in 2018, Technupur is a midsize custom software development company. Their services include Custom Software Development and BI & big data consulting & SI.Read More
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81$5,000+50 - 249 employeesSan Jose, CAWeb design company Infinix Designs is based in San Jose, California. Founded in 2019, the team specializes in Web Design and UX/UI Design.Read More
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Good Guard TexasIndustries
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82$1,000+50 - 249 employeesSan Mateo, CAFounded in 2018, PieCyfer is a Generative AI company. The team specializes in Generative AI and IT staff augmentation.Read More
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83$50,000+10 - 49 employeesSan Marcos, CATrailhead Technology Partners, a custom software development firm, was founded in 2016. The small team offers Custom Software Development and Enterprise App Modernization.Read More
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84$25,000+250 - 999 employeesPleasanton, CAAltoros is a midsize Blockchain company. Founded in 2001, the firm is based in Pleasanton, California; Buenos Aires, Argentina; Oslo, Norway and Helsinki, Finland. Their team offers Blockchain, Custom Software Development, Web Development, Enterprise App Modernization, and more.Read More
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AllstateIndustries
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85$1,000+10 - 49 employeesSan Diego, CAStraightfire Web Design & Digital Marketing, a web design agency, is in San Diego, California. They provide Web Design and Search Engine Optimization.Read More
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86$10,000+50 - 249 employeesSacramento, CASoftenix is a software development company. They specialize in Custom Software Development and Web Development and were founded in 2010. The company is in Sacramento, California.Read More
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87Undisclosed10 - 49 employeesIrvine, CAEstablished in 2017, Chiron IT is an Enterprise App Modernization company. Their team focuses on Enterprise App Modernization and IT managed services.Read More
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88$25,000+50 - 249 employeesSan Diego, CANefter is a Guadalajara, Mexico-based IT staff augmentation company. They focus on IT staff augmentation, Artificial Intelligence, Custom Software Development, and Application Management & Support and were founded in 2014.Read More
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HolaDoctorIndustries
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89$10,000+50 - 249 employeesFremont, CARead More
Radiansys Inc is a midsize artificial intelligence development company. Launched in 2007, the company is based in Gurugram, India and Fremont, California. Their services include Artificial Intelligence, AI Consulting, AI Agents, Generative AI, and more.
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90Undisclosed50 - 249 employeesSan Jose, CAMidsize app development firm V-Soft, Inc., is based in San Jose, California. The team specializes in Mobile App Development and Custom Software Development.Read More
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