Best Machine Learning Companies in California

232 Companies - Rankings updated: August 19, 2026

DesignRush vets all agencies based on professional qualifications and verified customer feedback to help you choose confidently. Some featured agencies maintain paid sponsorships.

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  • Data-Entry-India.com

    Powering Business Intelligence with AI-Driven Data Support

    Powering Business Intelligence with AI-Driven Data Support

    Data-Entry-India.com is a global Data & AI operations partner. Serving 3,850+ clients across 50+ countries, we specialize in enterprise data operations, AI training data services, digital commerce data support, data research and intelligence services, and document and content-related support...

    Top Services:

    • Big Data Analytics
    • BPO
    • AI Development
    • Managed Services
    • Business Consulting
    • Show more
    Location
    Laguna Beach, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile
    4.6 4.6 (3)

  • First Line Software

    We Accelerate Your Technology Excellence.

    We Accelerate Your Technology Excellence.

    First Line Software is a global AI services and technology partner helping organizations become AI-First. Since 2010, weve worked with enterprises and high-growth companies to design, build, and scale custom software and AI-driven solutions that deliver measurable business outcomes...

    Top Services:

    • Software Development
    • AI Development
    • Mobile App Development
    • Staff Augmentation
    • Software Testing
    • Show more
    Location
    San Mateo, California
    Number of Employees
    500 - 999
    Portfolios Count
    4 Projects Listed
    View Profile
    4.3 4.3 (1)

  • Seasia Infotech

    Enterprise AI Solutions | Scalable . Flexible. Sustainable

    Enterprise AI Solutions | Scalable . Flexible. Sustainable

    Seasia Infotech is a global AI-powered digital engineering company with 25+ years of experience delivering custom software, AI solutions, cloud applications, mobile apps, and enterprise platforms. We help businesses accelerate innovation, improve efficiency, and drive digital transformation...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • AI Development
    • Big Data Analytics
    • Show more
    Location
    Emeryville, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    54 Projects Listed
    View Profile
    4.3 4.3 (1)

  • GeekyAnts

    AI Digital Product Engineering & Consulting Firm

    AI Digital Product Engineering & Consulting Firm

    GeekyAnts is a global GeekyAnts is an AI-powered digital product engineering and consulting specializing in AI Consulting, Product Engineering, Enterprise Modernization, Digital CX, With 15+ years of experience, weve served 550+ clients like Google, SKF, WeWork, and ICICI, delivering 800+ projects...

    Top Services:

    • Mobile App Development
    • Web Development
    • Web Design
    • eCommerce Development
    • UI/UX Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    36 Projects Listed
    View Profile
    4.3 4.3 (1)
    4.3 4.3 (294)

  • 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)

  • Capital Numbers

    AI-enabled Software Development

    AI-enabled Software Development

    Capital Numbers are an award-winning Digital Transformation and Engineering Firm offering end-to-end software development solutions to Enterprises, SMEs, Digital Agencies, and Startups worldwide. Pricing starts at $25/hour...

    Top Services:

    • Web Development
    • Software Development
    • Mobile App Development
    • AI Development
    • Software Testing
    • Show more
    Location
    San Francisco, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    15 Projects Listed
    View Profile

  • DataEntryIndia.in

    Complete Enterprise Data Support - Data Entry, eCommerce Product Listing, Web Research, Data Mining,

    Complete Enterprise Data Support - Data Entry, eCommerce Product Listing, Web Research, Data Mining,

    DataEntryIndia.in is a leading data management and BPO service provider with over 25 years of experience and 850+ full-time data experts...

    Top Services:

    • Market Research
    • BPO
    • Big Data Analytics
    • AI Development
    • Show more
    Location
    Laguna Beach, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $10/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    View Profile

  • Jelvix

    GLOBAL TECH PARTNER FOR DIGITAL TRANSFORMATION AND SOFTWARE INNOVATION

    GLOBAL TECH PARTNER FOR DIGITAL TRANSFORMATION AND SOFTWARE INNOVATION

    Jelvix is a global tech partner with 15+ years of experience, empowering industry leaders and startups. With 450+ IT experts, we drive digital transformation across Europe, North America, Nordics, and Southeast Asia...

    Top Services:

    • Software Development
    • Mobile App Development
    • VR/AR
    • AI Development
    • IoT
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $70/hr
    Portfolios Count
    10 Projects Listed
    View Profile

  • Radixweb

    Your Software Development Partner Where AI Innovation Meets Engineering Excellence

    Your Software Development Partner Where AI Innovation Meets Engineering Excellence

    We help clients achieve transformative growth through Software Development tailored to their unique needs. Our unparalleled skills in custom solutions, SaaS, cloud consulting, and AI-powered capabilities consistently deliver impressive results that drive business success and innovation...

    Top Services:

    • Software Development
    • Web Development
    • eCommerce Development
    • Mobile App Development
    • IT Services
    • Show more
    Location
    Artesia, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Portfolios Count
    24 Projects Listed
    View Profile
    4.2 4.2 (385)

  • ArkusNexus

    Accelerating Progress Through Technology

    Accelerating Progress Through Technology

    We can extend your team, expand your products and innovate your current technology...

    Top Services:

    • Web Development
    • Software Development
    • eCommerce Development
    • UI/UX Design
    • Mobile App Development
    • Show more
    Location
    San Diego, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    2 Projects Listed
    View Profile
    4.3 4.3 (14)

  • Trantor

    IT Consulting Services & Enterprise Technology Solutions Partner

    IT Consulting Services & Enterprise Technology Solutions Partner

    Trantor is a pioneer in creating enterprise technology solutions and state-of-the-art Captive Centers of Excellence (CoE) assisting enterprises across the globe with their digital transformations and business needs. Our commitment to excellence and authenticity has led to long-term working relationships with...

    Top Services:

    • IT Services
    • AI Development
    Location
    Menlo Park, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile
    5.0 5.0 (1)

  • Turing

    The world's best tech services company built on AI

    The world's best tech services company built on AI

    Turing is an AI-powered technology company that is disrupting the traditional recruiting model for companies seeking to hire the most deeply vetted developers and teams from a global talent pool of over 2 million engineers...

    Top Services:

    • AI Development
    Location
    Palo Alto, California
    Number of Employees
    500 - 999
    View Profile
    4.3 4.3 (89)

  • App Maestros

    Top App Development Agency

    Top App Development Agency

    We help brands design and build superior digital products, enabling seamless user experiences only at the best Mobile App Development Company...

    Top Services:

    • Mobile App Development
    • Cloud Consulting
    • DevOps Consulting
    • AI Development
    • Big Data Analytics
    • Show more
    Location
    Berkeley, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile
    3.0 3.0 (2)

  • 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)

  • Savvycom

    Your AI-Driven Software Development Partner

    Your AI-Driven Software Development Partner

    Savvycom is an AI-driven software development and IT consulting company founded in 2009, helping enterprises design, build, and modernize digital systems that deliver measurable business outcomes. Recognized as one of Vietnams Top 10 Digital Technology Companies, Savvycom partners with organizations...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • IT Services
    • AI Development
    • Show more
    Location
    Laguna Beach, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    9 Projects Listed
    View Profile
    4.7 4.7 (29)

  • Droisys

    Transform Your Business With AI, ML and Digital Innovation

    Transform Your Business With AI, ML and Digital Innovation

    At Droisys, we specialize in software development with a focus on wearable technology. Working closely with our clients, we create tailored solutions that address business challenges. With a global presence, 17+ years of growth, and recognition as a leading SF Bay Area IT company, we strive to deliver the...

    Top Services:

    • AI Development
    • Market Research
    • IoT
    Location
    Fremont, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $150/hr
    View Profile
    4.3 4.3 (20)

  • Internet Soft

    World Class Software Solutions

    World Class Software Solutions

    Internet Soft, an IT company excels in providing state-of-the-art solutions. Our offerings include Digital Transformation, AI/ML, IoT, Banking, and Blockchain software solutions, customized to serve both B2B and B2C customers...

    Top Services:

    • Mobile App Development
    • Software Development
    • AI Development
    • Blockchain
    • IoT
    • Show more
    Location
    San Jose, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.9 4.9 (39)

  • Folio3 Software Inc.

    Automating, and Accelerating Growth With AI Excellence

    Automating, and Accelerating Growth With AI Excellence

    Folio3 AI specializes in AI and computer vision software development, offering tailored solutions to drive innovation and efficiency for businesses worldwide...

    Top Services:

    • AI Development
    • Software Development
    • Mobile App Development
    • Staff Augmentation
    • Show more
    Location
    Belmont, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • Eightfold AI

    Transforming Talent Into a Competitive Edge.

    Transforming Talent Into a Competitive Edge.

    Eightfold AI empowers organizations to recruit efficiently, retain top talent, and upskill/reskill their workforce. Operating in 155+ countries and 24 languages, our platform leverages advanced analytics to drive diversity and transform talent into a strategic advantage...

    Top Services:

    • HR Outsourcing
    • AI Development
    Location
    Santa Clara, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $40/hr
    View Profile

  • Top Remotely

    Top 1% Tech Talent with 1500+ In-house Developers

    Top 1% Tech Talent with 1500+ In-house Developers

    We don't just build software at Top Remotely we create solutions that work, scale, and impress. With a powerhouse team of 150+ in-house developers, we turn complex challenges into seamless digital experiences. Whether you need custom software, enterprise platforms, or next-gen IT solutions, we bring the Top...

    Top Services:

    • Mobile App Development
    • Software Development
    • DevOps Consulting
    • IT Services
    • Web Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • Simform

    Your Product Engineering & Gen AI Partner

    Your Product Engineering & Gen AI Partner

    Simform is a premier digital engineering company specializing in Product Engineering, Cloud, Data, Agentic AI, and Enterprise Platform Innovation. We help enterprises and high-growth ISVs build digital experiences and scalable, enterprise-grade products what work at scale...

    Top Services:

    • Software Development
    • Cloud Consulting
    • AI Development
    • Big Data Analytics
    • DevOps Consulting
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    8 Projects Listed
    View Profile
    4.9 4.9 (16)
    4.8 4.8 (21)

  • Hugo

    Verified Verified by the DesignRush team for authenticity and credibility.
    World-Class Outsourced Teams Operating 24/7 Globally, in 60+ Languages

    World-Class Outsourced Teams Operating 24/7 Globally, in 60+ Languages

    Hugo provides secure, end-to-end customer support, back office, AI operations, and trust & safety solutions for US-based and global clients. We are PCI DSS, ISO 27001, HITRUST, SOC 2 certified and HIPAA & GDPR compliant, to serve regulated industries including fintech, healthcare, and SaaS platforms...

    Top Services:

    • Customer Support
    • Call Centers
    • BPO
    • Phone Answering Services
    • Transcription Services
    • Show more
    Location
    San Francisco, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $10/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    8 Projects Listed
    View Profile
    4.8 4.8 (8)
    5.0 5.0 (9)

  • Vention

    Verified Verified by the DesignRush team for authenticity and credibility.
    Engineering peace of mind

    Engineering peace of mind

    Vention builds custom software across fintech, healthtech, and eCommerce, for clients like ClassPass, Mount Sinai, and Slice. Its ISO 27001-certified team serves 30+ industries and over 500 clients. With 20+ years of experience, the software development firm is best for businesses needing scalable...

    Top Services:

    • Software Development
    • Staff Augmentation
    • Mobile App Development
    • Software Testing
    • Web Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    15 Projects Listed
    View Profile
    4.6 4.6 (6)
    4.9 4.9 (19)

  • SunTec Data

    AI-Enabled, Human-Validated Data Support, Engineered for Enterprises

    AI-Enabled, Human-Validated Data Support, Engineered for Enterprises

    SunTec Data is a global leader in AI-enabled data, BPO, and KPO solutions, backed by over 25 years of experience and 1,500+ data professionals across 50+ countries. Combining advanced AI tools with human-in-the-loop oversight, we deliver ISO-certified, HIPAA-compliant data management...

    Top Services:

    • Market Research
    • BPO
    • Big Data Analytics
    • eCommerce
    • AI Development
    • Show more
    Location
    Laguna Beach, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    View Profile
    4.6 4.6 (3)

  • Exadel

    Advance Your Business Through Technology.

    Advance Your Business Through Technology.

    Exadel is a leading global consulting and engineering company that delivers technology transformation to help customers become digital leaders in their industries...

    Top Services:

    • Software Development
    • AI Development
    • IT Services
    • Big Data Analytics
    • Business Consulting
    • Show more
    Location
    Walnut Creek, California
    Number of Employees
    1000 & Up
    Portfolios Count
    6 Projects Listed
    View Profile
    4.2 4.2 (5)

  • Protiviti

    Global Business Consulting Excellence

    Global Business Consulting Excellence

    Protiviti is a global consulting firm that offers deep expertise, objective insights, and tailored solutions to empower leaders in tackling future challenges. With a comprehensive range of services spanning finance, technology, operations, data, analytics, governance, risk, and internal audit, we serve...

    Top Services:

    • Business Consulting
    • IT Compliance Solution
    • Big Data Analytics
    • IT Services
    • Cybersecurity
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    1000 & Up
    Portfolios Count
    5 Projects Listed
    View Profile
    5.0 5.0 (1)

  • Indium

    Make Technology Work

    Make Technology Work

    Indium is an AI-driven digital engineering company that helps enterprises build, scale, and innovate with cutting-edge technology. We specialize in custom solutions, ensuring every engagement is tailored to business needs with a relentless customer-first approach...

    Top Services:

    • Big Data Analytics
    • AI Development
    • Mobile App Development
    • Cloud Consulting
    • IT Services
    • Show more
    Location
    Cupertino, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $50/hr
    View Profile
    5.0 5.0 (1)

  • IBA Group

    Co-Creating a SMART Future

    Co-Creating a SMART Future

    Engineering customer-centric solutions through trusted relationships & technology that bridge the legacy of the past with the landscape of the future...

    Top Services:

    • Software Development
    • Mobile App Development
    • IoT
    • Software Testing
    • AI Development
    • Show more
    Location
    San Jose, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
    View Profile
    4.5 4.5 (2)

  • JFrog

    The #1 Event for DevOps, DevsecOps, and MLOPS

    The #1 Event for DevOps, DevsecOps, and MLOPS

    Manage one product or one million, with JFrog's software development solutions. They help companies focus on their day-to-day assignments, while JFrog takes care of the IT challenges...

    Top Services:

    • Software Development
    • DevOps Consulting
    • AI Development
    Location
    Sunnyvale, California
    Number of Employees
    1000 & Up
    View Profile
    4.0 4.0 (40)

  • 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)

  • In Time Tec South Korea

    Best award-winning software development company in South Korea.

    Best award-winning software development company in South Korea.

    Time Tec South Korea is a top-rated, multi-award-winning software development company providing a full suite of services and solutions like mobile application development, software development, Microsoft Dynamics 365 development, web development, ServiceNow consulting, and cybersecurity consulting to small...

    Top Services:

    • Software Development
    • Mobile App Development
    • Cybersecurity
    • AI Development
    • Show more
    Location
    Roseville, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile

  • Mobile Programming LLC

    AI The Future of Custom Marketing Solutions

    AI The Future of Custom Marketing Solutions

    Mobile Programming LLC is an international technology and software development agency that delivers end-to-end digital solutions for businesses of all sizes. With expertise in mobile and web applications, artificial intelligence, blockchain, AR/VR, IoT, big data, and emerging technologies, the company helps...

    Top Services:

    • AI Development
    Location
    Agoura Hills, California
    Number of Employees
    1000 & Up
    View Profile

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