Top California E-Commerce Companies (1,117)

Expedia Group, Inc. is the global travel marketplace with one purpose: to help travelers explore the world, one journey at a time. Expedia Group™ connects travelers, partners, and advertisers through its trusted brands, leading technology, and rich first-party data, delivering predictive, personalized experiences that shape the future of travel. Expedia Group’s ecosystem includes three flagship consumer brands – Expedia®, Hotels.com®, and...

Block, Inc. is a global technology company with a focus on financial services. Made up of Square, Cash App, Afterpay, TIDAL, Bitkey, and Proto, Block, Inc. builds technology to increase access to the global economy. Each of our brands unlocks different aspects of the economy for more people. Square makes commerce and financial services accessible to sellers. Cash App is the...

Rokt is the global leader in ecommerce, unlocking real-time relevance in the moment that matters most - The Transaction Moment. Rokt’s AI Brain and Ecommerce Network powers billions of transactions connecting hundreds of millions of customers, and is trusted to do this by the world’s leading companies including Live Nation, Macy’s, Fanatics, AMC Theatres, PayPal, Uber, Hulu, Staples, Albertsons and...

Klaviyo (NYSE: KVYO) is the B2C CRM. Powered by its built-in data platform and AI, Klaviyo combines marketing automation, analytics, and customer service into one unified solution, making it easy for businesses to know their customers and grow faster. Klaviyo (CLAY-vee-oh) helps over 183,000 brands like Mattel, Glossier, Daily Harvest, and Liquid Death deliver 1:1 experiences at scale, improve efficiency,...

WHY Brands Inc., a parent company of Munchkin and Curio Home Goods, focuses on creating, incubating, and growing the next generation of consumer lifestyle brands. Founded in 1990, Munchkin is the leading consumer product company and most loved baby lifestyle brand behind the innovative gear and products for children, mothers and caregivers. Munchkin has sold billions of dollars of products...

With over 900 team members across multiple companies dedicated to improving lives, we create best-in-class products that bring health and happiness. Our creative content educates the world on making smarter health choices, while the brands we own generate over $600 million of revenue annually. From brand ideation to ad creation to product fulfillment, the entire process happens in-house.

Our Mission: Create a world where everyone has an authentic digital identity. Identity Digital is an internet infrastructure company that makes sure web addresses work seamlessly. If we do our job right, we are invisible to the user. We have the world’s largest portfolio of nearly 300 TLDs like .info, .pro, .world, which lets people and businesses build, market, and own...

We bring people together around the things they love and turn their passions into their livelihood.

Babylist is the trusted platform for millions of growing families. For over a decade, Babylist has been the technology solution for expecting parents and the community that supports them, expanding from baby registry into a full-service platform that helps parents make decisions with confidence, stay connected, and build happy and healthy families. Every year Babylist helps over 9M people make...

Centerfield supercharges commerce for more than 2,000 brands, including 25% of the Fortune 100. Powered by its proprietary platform, Dugout, Centerfield efficiently acquires customers at scale through AI-driven search and LLM discovery, its digital brands, and intelligent media and sales optimization. Centerfield operates across categories such as insurance, home services, business services, and eCommerce among many others. Headquartered in Los...

Optimal is a performance marketing agency on a mission, to bring together the best data, technology, and people to achieve our clients’ marketing goals. Brand, campaign, or cause: we maximize performance at every moment. We are not only digital media strategists – we’re award-winning industry leaders, with deep knowledge spanning all things digital: from advertising and paid media to marketing and...

Taskrabbit is a marketplace platform that conveniently connects people with Taskers to handle everyday home to-do’s, such as furniture assembly, handy work, moving help, and much more. Acquired by IKEA Group - the world’s largest furniture retailer - in 2017 At Taskrabbit, we want to make your neighborhood a little more familiar. Whether it’s a handyman (or woman!), a housecleaner, moving...

Licensing education has a reputation for being dry content, clunky, and courses designed to check a box rather than actually teach anything. We decided that was a problem worth solving. Our courses are mobile-first, fully accredited, and built around one obsessive question: what’s the most effective, engaging way to get someone to actually learn this? We’re proud that our students...

As the trusted choice for digital agencies, SaaS platforms, and web professionals, Duda powers over 1 million websites worldwide. Our platform offers a comprehensive suite of tools that enable users to efficiently create pixel-perfect, feature-rich websites at scale.

People Inc. is America’s largest digital and print publisher. Our 40+ iconic and fast-growing brands harness the best intent-driven content, the fastest sites, and the fewest ads to help nearly 200 million people every month, including 95 percent of US women, make decisions, take action, and find inspiration. People Inc. brands include PEOPLE, Better Homes & Gardens, Verywell, FOOD &...

Golden Pet Brands is leading America’s pet health revolution by making longevity-focused nutrition simple for pet parents, and rewarding for pets, through product excellence, education, and storytelling.

Since we opened our doors in 2009, the world of commerce has evolved immensely, and so has Square. After enabling anyone to take payments and never miss a sale, we saw sellers stymied by disparate, outmoded products and tools that wouldn’t work together. So we expanded into software and started building integrated, omnichannel solutions – to help sellers sell online, manage...

Million Dollar Baby Co. started in 1990 and is proudly family-owned and operated in Los Angeles. Since then, MDB has grown to 7 distinct brands of children’s furnishings ranging in style, aesthetic, and price, while carrying some of the industry’s most eco-conscious and award-winning designs. We can be found in retailers like Target and Amazon, and specialty retailers like Pottery...

Product.ai (formerly Demand.io) is the truth layer for commerce. Built on Axiomatic Intelligence — a proprietary adversarial reasoning methodology that stress-tests product claims against physics, economics, and engineering constraints — Product.ai delivers verified purchase verdicts, not summaries. Product.ai tells consumers when NOT to buy. Product.ai emerges from Demand.io, a profitable, bootstrapped AI commerce company whose SimplyCodes platform processes over $1B...

Collectors has multiple business lines that grade, authenticate, and sell millions of high-value, record-setting collectibles. We're the leader in third-party authentication and grading services for high-value collectibles including trading cards (Professional Sports Authenticator and Card Ladder), coins (Professional Coin Grading Services), video games (Wata), event tickets, autographs, and memorabilia, and with your help we can continue to grow rapidly. Our...