2011 establishments in California

Snapchat is an American multimedia social media and instant messaging app and service developed by Snap Inc., originally Snapchat Inc. One of the principal features of the app are that pictures and messages, known as "Snaps", are typically only accessible for a brief period of time before their recipients can no longer access them. The app has evolved from originally focusing on person-to-person photo sharing to now showcasing users' "Stories" of 24 hours of chronological content, along with "Discover", letting brands show ad-supported short-form content. It also allows users to store photos i

American live-streaming platform

company responsible for the Zoom software

American rock band

city in Riverside County, California, United States

thumb|right|Branch office in Sunnyvale, California which was formerly home to CrowdStrike headquarters CrowdStrike Holdings, Inc. is an American cybersecurity technology company based in Austin, Texas. It provides endpoint security, threat intelligence, and cyberattack response services.

Firebase was a company that developed backend software. It was founded in San Francisco in 2011 and was incorporated in Delaware.

American independent film company

thumb|Sebastian Thrun at Frankfurt Motor Show 2019

American multinational technology company

SuperHeavy was a one-off supergroup project consisting of Mick Jagger, Joss Stone, Dave Stewart, A. R. Rahman, and Damian Marley. Stone and Stewart have collaborated in the past with Jagger. Jagger said of the band, "We wanted a convergence of different musical styles... We were always overlapping styles, but they were nevertheless separate". Jagger wanted SuperHeavy to showcase different musical styles, with music ranging from reggae to ballads to Indian music.

Xamarin is a Microsoft-owned San Francisco-based software company founded in May 2011 by the engineers that created Mono, Xamarin.Android (formerly Mono for Android) and Xamarin.iOS (formerly MonoTouch), which are cross-platform implementations of the Common Language Infrastructure (CLI) and Common Language Specifications (often called Microsoft .NET).

cryptocurrency exchange

animated media production division of Paramount Pictures

former deep learning research team

American entrepreneur company

annual conference event held by Microsoft

American film production company

American food company

Not-for-profit organization

company that delivers medical supplies by drone

American post-hardcore band

American metal band

American R&B and soul band

American rock band

American rock duo, formed in Los Angeles

American ska punk band

American video game company

Fastly, Inc. is an American company based in San Francisco, which describes itself as a cloud computing company. Fastly provides content delivery network services, image optimization, and load balancing services. Fastly's cloud security services include denial-of-service attack protection, bot mitigation, and a web application firewall.

SoFi Technologies, Inc. (abbreviated as SoFi) is an American financial technology company. Founded in 2011 by Stanford University students, it operates as a nationally chartered online bank and is a technology provider to other financial institutions. SoFi is the largest U.S. based online lender, and has 13.7 million customers as of 2025.

American band

right|thumb|Antennas for High-speed Amateur-radio Multimedia Network (HamNET) in Europe, part of the wireless mesh network

Hortonworks, Inc. was a data software company based in Santa Clara, California that developed and supported open-source software (primarily around Apache Hadoop) designed to manage big data and associated processing.

American band

Canadian independent film production company

video game developer

American film and television production company

Minor ice hockey team

American punk band

American experimental rock band

project for global teaching of Big History

Postmates Inc. is an American food delivery service, founded in 2011, and acquired by Uber in 2020. It offers local delivery of restaurant-prepared meals and other goods. It is headquartered in San Francisco, California.

smartwatch and wearable fitness technology company

US musical group

Nextdoor Holdings, Inc. is an American company that operates a hyperlocal social networking service for neighborhoods. The company was founded in 2008 and is based in San Francisco, California. Nextdoor launched in the United States in October 2011. It is available in eleven countries as of May 2023. In 2024, the company claimed to have 88 million "neighbors" as members.

American consumer products startup

Printrbot is a 3D printer company created by Brook Drumm in 2011 and originally funded through Kickstarter. Printrbot printers use fused deposition modelling to manufacture 3-dimensional artifacts.

American electronic band from Los Angeles

American band

folk pop duo

American heavy metal band

Bleached is an American pop band consisting of sisters Jennifer and Jessica Clavin, formerly of Mika Miko. The band plays a style of rock, pop, rock and roll, and indie rock. Bleached was established in Los Angeles in 2011. The group has released three studio albums, Ride Your Heart (2013), Welcome the Worms (2016) and ''Don't You Think You've Had Enough? (2019), all with Dead Oceans, and have charted on the Billboard'' charts.

American media company

American musical group

Scopely, Inc. ( ) is an American video game developer and publisher. The company is headquartered in Culver City, California, with offices across North America, Central America, EMEA and Asia, with its largest location in Barcelona, Spain.

dark ride attraction based on the film The Little Mermaid