Best California .Net Development Companies

222 Companies - Rankings updated: April 01, 2026

Each agency listed on DesignRush is assessed for industry expertise and customer testimonials are evaluated in order to provide you with a vetted selection. Certain listings represent paid partnerships.

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United States × California ×

  • AQe Digital

    GO-TO Digital Transformation Partner

    GO-TO Digital Transformation Partner

    AQe Digital specializes in enterprise software engineering and digital transformation. With 25+ years of experience, we deliver custom development, cloud-native ERP, AI/ML, RPA, IoT, UX/UI, and integrations that modernize systems and streamline operations.  [... see all AQe Digital reviews ]
    Location
    Los Angeles, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    View Profile
    4.3 4.3 (1)

  • Umang Software Technologies

    UMANG means Enthusiasm; Enthusiasm is what drives the mankind!

    UMANG means Enthusiasm; Enthusiasm is what drives the mankind!

    Umang has been working with some of the elite organization across the globe to develop and maintain their existing legacy applications. They are experts in developing custom software/Mobile/Web applications.Umang has expertise in Delphi, Java, PHP, Python, DotNet and 20+ other technologies and has domain  [... view Umang Software Technologies profile ]
    Location
    San Jose, California
    Number of Employees
    Under 49
    View Profile

  • RedBlink

    Generative AI Development Company

    Generative AI Development Company

    Generative AI Development Company: AI Solutions for Startups and Enterprises. In the fast-paced world of 2024, RedBlink stands at the forefront of the AI revolution, transforming ideas into reality with cutting-edge AI-driven development.  [... view RedBlink profile ]
    Location
    Danville, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $15/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    1.0 1.0 (1)

  • MEV

    Software Development Made Easier.

    Software Development Made Easier.

    Craft exceptional digital solutions with a team of design, development, and strategy specialists. Everything you need is in one place.  [... view MEV profile ]
    Location
    Walnut Creek, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $50,000 & Up
    View Profile

  • Brand Pro Max

    Fueling Your Brands Boldest Moves

    Fueling Your Brands Boldest Moves

    At Brand Pro Max, we don't just market we ignite movements. Were the spark that turns brands into bold, unforgettable experiences. Fueled by creativity, driven by data, and powered by community vibes, we break the mold of traditional marketing. We create connections that last, laughs that echo, and growth  [... view Brand Pro Max profile ]
    Location
    Cerritos, California
    Number of Employees
    Under 49
    View Profile

  • DevTeam.Space

    AI-Powered Community of Expert Dev Teams

    AI-Powered Community of Expert Dev Teams

    DevTeam.Space is an AI-powered community of expert dev teams. Our mission is to help more businesses build great online products.  [... view DevTeam.Space profile ]
    Location
    Sunnyvale, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    View Profile

  • Techjays

    The Best Way To Build Your Software.

    The Best Way To Build Your Software.

    Our focus is on providing businesses with the tools they need to reach their maximum potential through the use of our cutting-edge software solutions. Launch your product to market 2x faster with Techjay's strong business domain experience, technical expertise, extensive knowledge of the latest industry  [... view Techjays profile ]
    Location
    Menlo Park, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $28/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile
    5.0 5.0 (8)

  • QeRetail

    Your eStore handyman.

    Your eStore handyman.

    QeRetail is a group of enthusiastic Software Developers, Web Designers, and Digital Marketers. We provide eCommerce website design and development in addition to eCommerce search engine optimization services. The experience of Ecommerce Design & Development of over 3000+ eStores has also helped us engage you  [... view QeRetail profile ]
    Location
    Woodland, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $28/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.4 4.4 (73)

  • Fortunesoft IT Innovations

    Industry-Specific, Ready To Deploy Solutions That Drive Results

    Industry-Specific, Ready To Deploy Solutions That Drive Results

    Fortunesoft is an AI-driven digital engineering and solutions company specializing in Healthcare, Life Sciences, and Fintech.  [... view Fortunesoft IT Innovations profile ]
    Location
    Sunnyvale, California
    Number of Employees
    50 - 99
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • AlgoRepublic

    Our expertise makes a positive impact to your business

    Our expertise makes a positive impact to your business

    AlgoRepublic offers comprehensive business automation, product development, and software/web development services to clients globally. Our expertise ensures innovative and efficient solutions tailored to meet the diverse needs of businesses worldwide.  [... see all AlgoRepublic reviews ]
    Location
    Los Angeles, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $30/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
    View Profile
    4.3 4.3 (1)
    4.8 4.8 (18)

  • Iconier Digital Marketing Agency

    Online Marketing Agency

    Online Marketing Agency

    We are a full-service digital agency based in Las Vegas, busy designing and building iconic websites, mobile applications, brands, and digital experiences. We partner with businesses of all sizes and help them grow, innovate, and increase their efficiencies online.  [... view Iconier Digital Marketing Agency profile ]
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    View Profile
    5.0 5.0 (120)

  • Beehive Software

    Reimagining Software Development

    Reimagining Software Development

    Beehive is a new production model for software development (the world's first we should add) that fuses AI precision with human ingenuity. A model of collective intelligence that breaks projects into microtasks, routing them to global experts, and delivering production-ready, high quality, code faster than  [... view Beehive Software profile ]
    Location
    San Jose, California
    Number of Employees
    100 - 249
    Minimal Budget
    $10,000 - $25,000
    View Profile
    5.0 5.0 (3)

  • MobMaxime

    Top Mobile App and Web Development Company in Canada, USA and UK

    Top Mobile App and Web Development Company in Canada, USA and UK

    We design highly polished iPhone, Android and Web Apps for startups and Enterprise clients.  [... view MobMaxime profile ]
    Location
    Sunnyvale, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $15/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
    View Profile

  • CONTUS Tech

    Your Digital Growth Success Partner.

    Your Digital Growth Success Partner.

    CONTUS Tech stands as a prominent global authority in digital engineering services, heralded for its transformative impact on businesses worldwide. Our forte lies in crafting cutting-edge digital products, pioneering connected vehicle experiences, and spearheading next-generation streaming services that  [... view CONTUS Tech profile ]
    Location
    Santa Clara, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile
    4.0 4.0 (314)

  • EpicBliss

    EpicBliss Solutions provides a variety of IT services.

    EpicBliss Solutions provides a variety of IT services.

    Many worldwide clients are now using "EpicBliss" benchmark solutions, We're capable to drive you to the right tech-track for your laudable idea. So, let's scrutinize your business need, mold it and establish it with the latest and most suitable technologies.  [... see all EpicBliss reviews ]
    Location
    Ontario, California
    Number of Employees
    Under 49
    View Profile
    4.3 4.3 (1)
    5.0 5.0 (36)

  • GITS.ID

    Innovative IT Solutions

    Innovative IT Solutions

    GITS.ID specializes in providing innovative IT solutions designed to amplify the impact of our clients' businesses. Our range of services includes application and cloud modernization, aimed at enhancing the efficiency and effectiveness of your digital infrastructure. Additionally, we offer industry-specific  [... view GITS.ID profile ]
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.7 4.7 (143)

  • Design Premiers

    Foresight. Adaptability. Diversity. Innovation.

    Foresight. Adaptability. Diversity. Innovation.

    Design Premiers web designing and development experts will ensure that your website is search engine friendly, aesthetically appealing, and user friendly.  [... view Design Premiers profile ]
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (3)

  • Altiux Innovations Pvt. Ltd.

    We help accelerate your IoT!

    We help accelerate your IoT!

    Altiux Innovations is a software and product engineering services organization focused on helping you accelerate the development of your IoT solutions and products. We provide specialized engineering services across the entire IoT development cycle, from consulting, device engineering, cloud and mobility  [... view Altiux Innovations Pvt. Ltd. profile ]
    Location
    Milpitas, California
    Number of Employees
    50 - 99
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    View Profile
    4.4 4.4 (50)

  • Appther

    Transforms Digital Idea Into Reality

    Transforms Digital Idea Into Reality

    Appther is a software and mobile app development company creating intelligent, scalable, and user-friendly digital solutions powered by innovation and AI.  [... view Appther profile ]
    Location
    Signal Hill, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $22/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
    View Profile
    4.7 4.7 (23)

  • DS Technologies (Pvt.) Limited

    Global Web Development & Digital Marketing Experts

    Global Web Development & Digital Marketing Experts

    DS Technologies is a global web design, development, and digital marketing agency. We specialize in creating innovative, custom solutions that drive measurable results. With expertise in SEO, UI/UX, and scalable web applications, we help businesses worldwide grow their digital presence and achieve sustainable  [... view DS Technologies (Pvt.) Limited profile ]
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.7 4.7 (27)

  • Persistent

    See Beyond, Rise Above.

    See Beyond, Rise Above.

    Persistent Systems, a renowned global leader in software product development and technology services. Delve into our innovative offerings to stay ahead in the ever-evolving landscape of technology.  [... view Persistent profile ]
    Location
    Santa Clara, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
    View Profile
    4.6 4.6 (730)

  • Website Design Valley

    Let Design, Function, and Strategy Meet!

    Let Design, Function, and Strategy Meet!

    We create websites and provide businesses with various opportunities to collect leads and make money from unexpected conversions. The custom website company is dedicated to fulfilling needs that our experts can handle. We only make the best promises when it comes to website creation.  [... see all Website Design Valley reviews ]
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Portfolios Count
    5 Projects Listed
    View Profile
    1.8 1.8 (3)

Related Services in California

Related Software Development Specializations in California

About The Author and Expert Reviewer

Content Specialist

selina@designrush.com

Selina Garcia has authored 500+ articles and edited 50+ published books in economics, law, and history. Her unique blend of experiences allows her to approach content creation from a well-rounded perspective. Currently, Selina applies her expertise to producing insightful articles on IT, software, and applications for DesignRush.

Former Development Director

spotlight@designrush.com

Sergio is a technology leader with over six years of experience managing global teams and delivering projects across fintech, sportstech, and B2B platforms. At DesignRush, he drove product growth and development execution, building tools that speed up processes by 95% and cut costs by 35% while maintaining full uptime.

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