Best California .Net Development Companies

237 Companies - Rankings updated: August 20, 2026

DesignRush evaluates each agency using expert assessment and client feedback to inform your choices. Some featured agencies have paid placements.

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  • Best Peers

    Aiming to enhance the lives of billions of users with innovative technology solutions.

    Aiming to enhance the lives of billions of users with innovative technology solutions.

    BestPeers is a top software development company specializing in custom software, website development, UX/UI design, and full-stack solutions. With a focus on quality, innovation, and timely delivery, BestPeers creates consumer-centric tech solutions across diverse industries, ensuring client satisfaction and...

    Top Services:

    • Digital Strategy
    • Web Design
    • eCommerce Development
    • Web Development
    • UI/UX Design
    • Show more
    Location
    California City, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile

  • Solution Mentors

    One Stop Shop for All Your Technology Needs

    One Stop Shop for All Your Technology Needs

    Welcome to Solution Mentors - Your Trusted Software Partner and a One-stop Shop for All Your Technology Needs! We have over 20 years of Expertise in business process automation, document management solutions development, software modernization, cloud migration, and technical support...

    Top Services:

    • Cybersecurity
    • Managed Services
    • IT Services
    • Software Development
    • AI Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    View Profile

  • Royal Digital Agency

    Accelerating Your Business Growth and Success

    Accelerating Your Business Growth and Success

    Royal Digital Agency offers various digital marketing services to help businesses establish and grow their online presence...

    Top Services:

    • Digital Marketing
    • PPC
    • Web Design
    • Web Development
    • SEO
    • Show more
    Location
    Glendale, California
    Number of Employees
    Under 49
    Portfolios Count
    2 Projects Listed
    View Profile
    5.0 5.0 (12)

  • AeroQube

    Experience-Driven Engineering to Digitally Transform Your Business To Stay Ahead.

    Experience-Driven Engineering to Digitally Transform Your Business To Stay Ahead.

    Experience-driven engineering to digitally transform your business to stay ahead. We understand your vision and help you build your thoughts into world-class software products. We work with businesses and individuals to help build world-class products and incubate them to grow. Trust us as your technology...

    Top Services:

    • Mobile App Development
    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • AI Development
    • Show more
    Location
    Pleasanton, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    View Profile

  • iQlance Solutions Canada

    Canadas Trusted Partner

    Canadas Trusted Partner

    iQlance Solutions Canada is a global technology service provider specializing in delivering advanced digital products tailored to modern business needs. The company focuses on building scalable, secure, and high-performance solutions, helping organizations turn their ideas into successful digital platforms...

    Top Services:

    • Web Development
    • Mobile App Development
    • Software Development
    Location
    Ontario, California
    Number of Employees
    50 - 99
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • InfoSwift Corp

    Leading Software Development Company

    Leading Software Development Company

    InfoSwift Corp is a technology consulting and software development company with over 15 years of experience serving clients across the United States. The company specializes in next-generation technologies, data solutions, artificial intelligence, and enterprise software development...

    Top Services:

    • Web Design
    • UI/UX Design
    • eCommerce Development
    • WordPress Website Design
    • Web Development
    • Show more
    Location
    Irvine, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • DevTable

    Fortify Your Online Presence.

    Fortify Your Online Presence.

    At DevTable, we're not your average digital marketing agency; we're your online sidekicks, the masters of web magic! Our mission is to supercharge your brand and make it shine in the digital universe, employing creativity, innovation, and smart strategies tailored just for you...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • SEO
    • Show more
    Location
    Simi Valley, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $36/hr
    Minimal Budget
    Under $1,000
    View Profile

  • Tech.us, Inc

    Build Better Software.

    Build Better Software.

    Tech.us is an AI software solutions company that provides AI development, mobile applications, cloud consulting, and IT services. We focus on creating secure, scalable, and innovative technologies that support businesses in their digital journey...

    Top Services:

    • AI Development
    • Mobile App Development
    • IT Services
    • Software Testing
    • Cybersecurity
    • Show more
    Location
    San Jose, California
    Number of Employees
    100 - 249
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • OooWee LLC

    Enhance Your Companys Online Identity.

    Enhance Your Companys Online Identity.

    OooWee Business Solutions, founded in 2024 and based in Stockton, California, is a boutique digital marketing and software development agency serving small to midsize businesses. The firm delivers full-cycle solutions including account management, SEO, custom web and mobile apps, AI-powered lead generation...

    Top Services:

    • Design Services
    • Digital Strategy
    • Web Design
    • Web Development
    • Social Media Marketing
    • Show more
    Location
    Stockton, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
    View Profile

  • Zazmic

    Lightning-Fast AI, Cloud & Cybersecurity Solutions

    Lightning-Fast AI, Cloud & Cybersecurity Solutions

    Zazmic has been at the forefront of AI/ML and software development innovation for over a decade. Today, we continue to lead the charge as the Google Cloud Premier partner and a top provider of Gen AI, cybersecurity, and cloud services. Design, architecture, top-tier engineering we have it all...

    Top Services:

    • AI Development
    • Mobile App Development
    • UI/UX Design
    • Cloud Consulting
    • Web Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    View Profile
    3.7 3.7 (6)

  • Skylane Solutions

    Global AI, Software & Marketing Company

    Global AI, Software & Marketing Company

    At Skylane Solutions, we help businesses grow smarter, faster, and stronger with data-driven digital marketing strategies. From startups to established brands, we provide tailored solutions that generate real results more traffic, more leads, and more sales...

    Top Services:

    • SEO
    • PPC
    • Social Media Marketing
    • UI/UX Design
    • Mobile App Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $15/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
    View Profile
    4.6 4.6 (9)

  • Zavod-IT

    We Build Tomorrow, Today

    We Build Tomorrow, Today

    With 15 years of experience, we specialize in developing startups, cryptocurrency exchanges, cashback platforms, Telegram bots, and complex software solutions for clients across the USA and Europe. Our expertise guarantees tailored, high-quality solutions for diverse industries and business needs...

    Top Services:

    • Software Development
    • Web Development
    • UI/UX Design
    • eCommerce Development
    • Blockchain
    • Show more
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $60/hr
    View Profile

  • 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...

    Top Services:

    • Software Development
    • Mobile App Development
    • Branding
    • Product Design
    • AI Development
    • Show more
    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...

    Top Services:

    • Software Development
    • Mobile App Development
    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...

    Top Services:

    • AI Development
    • Software Development
    • Mobile App Development
    • Digital Marketing
    • SEO
    • Show more
    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...

    Top Services:

    • Software Development
    • Mobile App Development
    • IoT
    • IT Services
    • DevOps Consulting
    • Show more
    Location
    Walnut Creek, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $50,000 & Up
    View Profile

  • CloneAppz

    Verified Verified by the DesignRush team for authenticity and credibility.
    White label & clone app development company

    White label & clone app development company

    CloneAppz delivers white label and clone app solutions that help businesses go live faster. We combine proven technology with smart customization to give you a platform that genuinely represents your brand and supports real growth...

    Top Services:

    • Mobile App Development
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    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...

    Top Services:

    • SEO
    • Social Media Marketing
    • Web Development
    • Video Production
    • PPC
    • Show more
    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...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • Web Development
    • eCommerce Development
    • Show more
    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...

    Top Services:

    • Software Testing
    • Software Development
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • Show more
    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...

    Top Services:

    • eCommerce Development
    • Package Design
    • Product Design
    • PPC
    • Email Marketing
    • Show more
    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)

  • 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...

    Top Services:

    • Software Testing
    • Blockchain
    • Mobile App Development
    • Software Development
    • eCommerce Development
    • Show more
    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...

    Top Services:

    • Digital Marketing
    • Digital Strategy
    • Web Design
    • eCommerce Development
    • Web Development
    • Show more
    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...

    Top Services:

    • Web Development
    • Software Development
    • AI Development
    • Mobile App Development
    • IoT
    • Show more
    Location
    San Jose, California
    Number of Employees
    100 - 249
    Minimal Budget
    $10,000 - $25,000
    View Profile
    5.0 5.0 (4)

  • Bay Area Coders

    Strategy, design, engineering, and AI

    Strategy, design, engineering, and AI

    Bay Area Coders is a San Francisco-based product and engineering studio working with venture-backed startups and growth-stage companies since 2016. We combine strategy, design, engineering, and AI to help teams ship real products and modernize existing ones...

    Top Services:

    • Software Development
    • Web Development
    • Mobile App Development
    • AI Development
    • Design Services
    • Show more
    Location
    Roseville, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile

  • 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...

    Top Services:

    • Mobile App Development
    • Web Development
    • UI/UX Design
    • IoT
    • Digital Marketing
    • Show more
    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...

    Top Services:

    • DevOps Consulting
    • IT Services
    • Mobile App Development
    • IoT
    • Digital Services
    • Show more
    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...

    Top Services:

    • IT Services
    • Cloud Consulting
    • Mobile App Development
    • Software Development
    • Software Testing
    • Show more
    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...

    Top Services:

    • Mobile App Development
    • Cloud Consulting
    • Software Development
    • Web Development
    • Show more
    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...

    Top Services:

    • eCommerce Development
    • Logo Design
    • SEO
    • Web Design
    • Web Development
    • Show more
    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...

    Top Services:

    • IoT
    • Software Development
    • Software Testing
    • Mobile App Development
    • AI Development
    • Show more
    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...

    Top Services:

    • Mobile App Development
    • Software Development
    • AI Development
    • Design Services
    • Product Design
    • Show more
    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)

  • TechnoBrains Business Solutions

    Empowering Businesses Through Innovative Software Development

    Empowering Businesses Through Innovative Software Development

    TechnoBrains Business Solutions is a global software development and AI solutions company founded in 2009, delivering custom web, mobile, AI, and enterprise software solutions for startups, SMEs, and established enterprises worldwide. Headquartered in Ahmedabad, India, with a presence in the United States...

    Top Services:

    • AI Development
    • Mobile App Development
    • Software Development
    • eCommerce Development
    • Web Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Minimal Budget
    $10,000 - $25,000
    View Profile
    4.8 4.8 (26)

  • 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...

    Top Services:

    • Graphic Design
    • Web Design
    • eCommerce Development
    • Web Development
    • UI/UX Design
    • Show more
    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...

    Top Services:

    • AI Development
    • Software Development
    • Web Development
    • Mobile App Development
    • Blockchain
    • Show more
    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)

  • NextOlive

    Grow with Technology.

    Grow with Technology.

    We have a Team of 100+ Skilled App Developers who thrive on rolling up their sleeves and solving your IT problems and meeting your business needs like APP Development, Software Development, Cloud Consulting, Generative AI Development, Cyber Security Services, Custom ERP Software Development, and Web...

    Top Services:

    • AI Development
    • Mobile App Development
    • Software Development
    • Blockchain
    • Software Testing
    • Show more
    Location
    Irvine, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • 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...

    Top Services:

    • Branding
    • Web Design
    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Portfolios Count
    5 Projects Listed
    View Profile
    1.8 1.8 (3)

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