Searching for an AI company in California? DesignRush connects businesses with top service providers, thoroughly evaluated for their proven expertise and client satisfaction. With over 100,000 client-agency matches monthly, finding the best fit is simple and effective. Compare them by industry expertise, client type, budget, reviews, team size, and portfolio.
Best California Artificial Intelligence Company Rankings
516 Companies-Rankings updated: September 26, 2026
Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.
United States × California × Sort by: Number of Reviews ×Clear Filters
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We help businesses in building Web, App, Software, and Adapting AI Solutions.
We help businesses in building Web, App, Software, and Adapting AI Solutions.
Probey Services uses AI-enabled engineering to develop conversion-focused, mobile-first websites and applications that accelerate business growth. With its team of 320+ specialists and 10+ years of industry experience, it has helped brands like Waze, Halfday, and Cece drive measurable results...
VerifiedVerified by the DesignRush team for authenticity and credibility.AI LeaderRecognized for strong visibility across AI-powered search and answer engines.+1Award WinnerRecipient of a Best Design Award for outstanding work.
An Award-Winning Agency That Builds It Right
An Award-Winning Agency That Builds It Right
Goji Labs builds AI assistants, data infrastructure, and conversational interfaces designed to automate workflows and integrate directly into existing products. With 500+ products launched and $1B+ raised by clients, its AI practice spans strategy, prototyping, UX, and continuous optimization...
VerifiedVerified by the DesignRush team for authenticity and credibility.AI LeaderRecognized for strong visibility across AI-powered search and answer engines.+1Award WinnerRecipient of a Best Design Award for outstanding work.
Meet The Partner Behind Your App's Success | Make It App'n!
Meet The Partner Behind Your App's Success | Make It App'n!
Meet your award-winning app development team, dedicated to turning your vision into scalable and profitable digital apps and software...
VerifiedVerified by the DesignRush team for authenticity and credibility.AI LeaderRecognized for strong visibility across AI-powered search and answer engines.+1Award WinnerRecipient of a Best Design Award for outstanding work.
Build software people actually pay for.
Build software people actually pay for.
Designli delivers exceptional results as an AI development company, assembling dedicated teams of designers, engineers, and strategists to accelerate your vision. Mastery in custom software, advanced prototyping, and seamless deployment differentiates our team from the competition...
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Top US Mobile & Web App Development Agency
Top US Mobile & Web App Development Agency
AppMakers USA embeds AI into mobile and web products through ChatGPT integration, machine vision, conversational AI, fraud detection, and predictive analytics. As proof of its expertise, it has launched 400+ products, reaching 100M+ users, and helped raise $1B+ for its clients...
BitsWits innovates by delivering transformative solutions that harness Artificial Intelligence to drive business growth across healthcare, finance, and e-commerce. A history of client success stories highlights our expertise in AI implementation, custom app development, and digital transformation...
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Next-Gen Digital Commerce and Growth Marketing Partner
Next-Gen Digital Commerce and Growth Marketing Partner
Magneto IT Solutions is a global, AI-driven Digital Commerce and Growth Marketing Partner that leads how B2C, D2C, and B2B brands build, scale, and grow high-performance commerce ecosystems across North America, the United Kingdom, Europe, MENA, Australia, and Asia...
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Enterprise Software & AI Engineering - Silicon Valley Rigor, Nearshore Speed
Enterprise Software & AI Engineering - Silicon Valley Rigor, Nearshore Speed
Cheesecake Labs designs and engineers RAG solutions, agentic AI workflows, conversational interfaces, and LLM pipelines on OpenAI, Claude, Gemini, and LangChain. Founded in 2013, the AI development company has shipped 300+ products for businesses like MoneyGram and Stellar Development Foundation...
Diffco engineers autonomous AI agents, computer vision systems, custom copilots, and multi-agent coordination pipelines. The AI company deploys fine-tuned open-source models, MLOps evaluation frameworks, and real-time observability tools across healthcare, fintech, and SaaS platforms...
Helping Forward Thinking Companies Transform Digital Visions Into Value
Helping Forward Thinking Companies Transform Digital Visions Into Value
With an exclusive focus on AI development, GenAI-Labs uses its proprietary pipeline to produce risk-managed solutions that maximize efficiency and impact. Having deployed 100+ models, it offers expertise in AI strategy, workflow automation, product development, and agentic AI. Trusted by UCLA & Google...
Top-rated Mobile Apps, AI/ML, Blockchain Development Company.
Top-rated Mobile Apps, AI/ML, Blockchain Development Company.
Junkies Coder is a leading technology solution provider across 15 countries and 50+ Rockstar Developers is our strength, We're specializing in web development, Top-rated Mobile App Development, and innovative solutions. Our experienced team is dedicated to delivering high-quality service and support to help...
Empower Your Business With Future Ready IT Solutions
Empower Your Business With Future Ready IT Solutions
A3Logics engineers production-grade AI across generative AI, deep learning, NLP, computer vision, RPA, LLM fine-tuning, AIOps, and predictive analytics, with vertical depth in fintech, healthcare, insurance, and manufacturing. With 21+ years in operation, it has completed 500+ projects...
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Building Products AI-Native Way
Building Products AI-Native Way
Talentica Software simplifies processes by leveraging 400+ engineers across AI/ML, Blockchain, Big Data, and more, delivering transformative artificial intelligence solutions for leading startups in the USA, Europe, and India. Our intelligent strategies guarantee consistent results for data-driven innovation...
Software & Mobile Application Development Company.
Software & Mobile Application Development Company.
Rushkar Technology Pvt. Ltd. is a premier software development company based in India, renowned for its commitment to delivering high-quality, timely, and cost-effective offshore software and mobile application solutions. At Rushkar, we prioritize long-term relationships and client satisfaction, ensuring that...
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Full-cycle software development powerhouse
Full-cycle software development powerhouse
Since 2013, we've delivered 300+ digital products across 17 countries, empowering brands like Porsche, Panasonic, Transparency International, Heinemann, CBRE, and dozens of ambitious startups and scaleups...
Engineering Intelligent Solutions Through Design and Code - Web, Mobile AI, Blockchain
Engineering Intelligent Solutions Through Design and Code - Web, Mobile AI, Blockchain
Leading AI development company Sapient transforms complex data into growth engines through AI document, image, and voice automation solutions that use LLM chains, RAG pipelines, computer vision, and predictive analytics. Since 2017, it has launched 200+ projects for clients like Mwater and Contentoo...
At RichestSoft, we don't just build apps; we create seamless digital experiences that automate businesses. As a leading Mobile App and Web Development Company, we partner with visionary companies to bring their ideas to life, blending their vision with our cutting-edge technical expertise to spark future...
Softermii (https://www.softermii.com/) is an outsourcing/outstaffing company with more than 8 years of experience in web and mobile application development with a team of more than 120 specialists from 6 countries...
Closeloop is a renowned custom software development company in California, offering innovative software solutions to its clientele to meet modern digital trends. We specialize in custom software development, cloud solutions, web & mobile app development, and Salesforce and NetSuite implementation...
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...
Accelerating digital transformation for tech startups, Fortune 500, and global businesses since 1999
Accelerating digital transformation for tech startups, Fortune 500, and global businesses since 1999
TechnoScore is a 5-star rated, CMMI Level 3 digital engineering partner delivering AI-enabled web, mobile, cloud, and enterprise software. With 25+ years of experience, ISO-certified security, and a vetted team of 200+ developers, we have successfully completed 6,000+ projects globally...
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Engineered for the AI Era
Engineered for the AI Era
The AI-first engineering partner that builds intelligent products for startups and implements AI & Data solutions that turn operational complexity into sustainable competitive advantage engineered for the AI era...
ScalaCode is a leading AI software development company helping startups and enterprises build intelligent digital products. We specialize in Generative AI, AI Agents, LLMs, RAG, machine learning, cloud-native applications, and custom web and mobile software solutions...
HashStudioz Technologies is an award-winning product development company providing innovative IT solutions to clients from startups to Fortune 500 firms. With a team of over 1,000 experts, they have successfully completed 200+ projects, offering advanced technologies such as IoT, Blockchain, Cloud Computing...
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Build Intelligent Apps for Web, Mobile, Data, AI and Cloud
Build Intelligent Apps for Web, Mobile, Data, AI and Cloud
Azumo has been building production-grade AI systems since 2016, with expertise spanning agentic AI, RAG, NLP, computer vision, and LLM fine-tuning. As a leading AI development company, it has completed 100+ AI projects for clients like Discovery, Meta, and Angle Health...
We build tailored data platforms that help businesses collect, transform and turn data into insights
We build tailored data platforms that help businesses collect, transform and turn data into insights
GroupBWT is a consulting firm specializing in data management and the construction of data platforms. Our approach combines classical data warehousing with robust visualization tools, ETL processes, and business intelligence...
Calibraint, a dynamic team of blockchain tech experts founded in 2015, focuses on high-quality software products with a customer-centric approach. Our services range from blockchain to UI/UX design, mobile app development, AI, and product development. Committed to innovation and customer satisfaction, we turn...
SynergyTop is a custom software development company
SynergyTop is a custom software development company
SynergyTop is a healthcare-focused custom software development company offering healthcare platforms, EHR and FHIR integrations, patient portals, telehealth solutions, AI automation, web development, mobile apps and product engineering services...
TekRevol is a globally recognized digital innovation company with 10 years of experience delivering high-impact mobile applications, AI-powered software, and scalable digital products. Every engagement begins with a clear roadmap, defined KPIs, and a commitment to measurable business outcomes...
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TRIARE unlocks IT potential of YOUR business
TRIARE unlocks IT potential of YOUR business
TRIARE provides comprehensive services encompassing the entire software development lifecycle of WEB and MOBILE applications, along with UI/UX Design, Prototyping, Business Analysis, and software testing...
Affordable Local SEO Services and Automation for You.
Affordable Local SEO Services and Automation for You.
At Aspire Catalyst, we offer a spectrum of services encompassing SEO Services, Website Audits, Optimization, AI Apps, Chatbots, Content Optimization, Local SEO, Email Marketing, PPC Optimization, and a myriad of other digital solutions. Our tailored SEO services and digital solutions are designed to empower...
With 23+ years of engineering experience, EffectiveSoft creates product-centric, industry-focused agentic AI systems, generative AI products, NLP solutions, computer vision, and AI-assisted legacy modernization. Trusted by Nissin and Maersk Broker, it specializes in healthcare, finance, and SaaS brands...
Empowering Your Digital Future with Innovative IT Solutions
Empowering Your Digital Future with Innovative IT Solutions
At Quantum IT Innovation, our team excels in AI, Big Data, RPA, and Mobile App Development for iOS, Android, and Cross-Platform. We also offer expert SEO, PPC, and Social Media services to drive your business forward in the USA, UK, Canada, Ireland, UAE, Australia, India, & across the globe...
Dedicated Teams That Build Complex Software Systems
Dedicated Teams That Build Complex Software Systems
SiliconMint designs, develops, and supports mission-critical software systems. Based in San Francisco, SiliconMint has offices in New York and Europe to serve clients across the globe...
We are global web3.0 Software engineering company making success stories for more two decades with highly motivated and experience teams and a proven agile framework. we prioritize the commercial goal of our customer deliver the highest business value. we are a renowned blockchain app development company in...
AI-Native App & Enterprise Software Development Company
AI-Native App & Enterprise Software Development Company
TechAhead, a global leader in AI-powered custom software development & cloud engineering services, trusted by Fortune 500 companies and enterprises worldwide. We are a Great Place to Work-certified company with 240+ experts and 16 years of experience in engineering innovative, scalable applications...
Your Partner in WEB3 and Advanced AI for Enterprise Development
Your Partner in WEB3 and Advanced AI for Enterprise Development
Solu Lab is a prominent company based in the USA and Canada, specializing in various cutting-edge technologies such as smart contract development, blockchain, chatbot solution, mobility, AI, and IoT development...
At Rootstrap, we help companies scale people, processes, and products through outcome-driven development. We’ve helped launch more than 750+ digital products with more than 100 million combined downloads...
SunTec India is an AI-enabled IT and digital services company with 25+ years of experience, 1,500+ full-time employees, 8500+ clients worldwide, and a full spectrum of IT outsourcing, data solutions, digital engineering, eCommerce support, digital marketing and photo editing services...
Award WinnerRecipient of a Best Design Award for outstanding work.
100% Focused on Apps
100% Focused on Apps
We design and develop top-rated mobile and web apps for startups and SMEs. E-commerce, Healthcare, Marketplaces, and more. Our clients rate us for 5 out 5 - check out why!...
End-to-End Data Annotation and Enterprise AI Development Partner
End-to-End Data Annotation and Enterprise AI Development Partner
SunTec.ai is a premium enterprise AI services and data annotation provider, offering AI training data, data labeling (text, image, video, audio, and 3D LiDAR data), and enterprise AI development services, backed by 25+ years' experience and 850+ experts...
Developer Bazaar Technologies is a Top AI Development company building custom Mobile App & Software Development and specializing in building AI Solutions delivering mesurable outcome...
Idea Maker is a U.S.-based software development agency helping businesses transform ideas into scalable digital products. Our expert team specializes equally in mobile apps, custom software, AI-powered solutions, and modern web platforms...
At Vention, unparalleled customer care isnt just a promise its our mission. We blend personalized experience, unwavering attention to detail, and a genuine passion for your business, ensuring that every aspect of our collaboration is tailored to your success...
Leading the AI Revolution in Healthcare & Enterprise Solutions
Leading the AI Revolution in Healthcare & Enterprise Solutions
Next-Generation AI Development Company - Transforming Ideas into Intelligent RealityDreamSoft4u is pioneering the future of AI-powered software development with cutting-edge Generative AI solutions that deliver measurable business impact...
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