Top Data Annotation Services in California
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Featured
What are Featured Providers?
UndisclosedUndisclosed1,000 - 9,999Serves CaliforniaServices provided
See all 37 projectsMindy Support is a data annotation services company specializing in AI data labeling and ML data annotation. With a 100% on-time delivery rate, clients appreciate their responsive communication and cost-effectiveness. Reviewers frequently highlight their flexibility and alignment with company values, with 50% noting impressive project management and quality service at a reasonable price.
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$1,000+< $25 / hr50 - 249San Diego, CA
Services provided
See all 61 projectsTask Virtual is an outsourcing company offering virtual assistance for administrative tasks, SEO services, customer support, and market research. The company is well-regarded for its professionalism, responsiveness, and ability to integrate seamlessly into various industries, with reviews highlighting their strong project management and communication skills. Approximately 90% of reviews emphasize their effectiveness in improving operational efficiency and customer satisfaction.
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UndisclosedUndisclosed50 - 249San Francisco, CA
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See all 25 projectsSecond Talent is a recruitment firm specializing in IT staffing and remote engineering support. The company is highly regarded for its structured hiring process and efficient project management, with 100% of reviewers highlighting their reliability and ability to meet deadlines. Clients appreciate their market knowledge and adaptability, though some suggest initial briefings could be more structured.
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$1,000+$25 - $49 / hr250 - 999Laguna Beach, CA
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Launched in 1999, SunTec.ai is a midsize Data Annotation Services company. Their team offers Data Annotation Services and Generative AI.
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UndisclosedUndisclosed250 - 999Laguna Beach, CA
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See all 1 projectsData-Entry-India.com offers a range of data enrichment services, including identifying and eliminating duplicate entries, updating invalid emails, and digitizing paper forms. Reviews highlight the company's responsiveness, professionalism, and ability to deliver accurate, timely results. Clients appreciate their attention to detail and proactive communication, making them a reliable partner for data-related projects.
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$100,000+$300+ / hr10,000+San Francisco, CA
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Established in 1999, SalesForsaas is a Data Annotation Services company. Their services include Data Annotation Services and CRM consulting and SI.
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$10,000+$100 - $149 / hr50 - 249Covina, CA
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Data Annotation Services company INFOTANKS MEDIA is based in Covina, California. They provide Data Annotation Services and Digital Strategy.
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$1,000+$50 - $99 / hr10 - 49Costa Mesa, CA
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AI development company OpenDrawing focuses on Artificial Intelligence and Data Annotation Services. They were established in 2024.
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UndisclosedUndisclosed50 - 249San Francisco, CA
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Labelbox, a Data Annotation Services company, was launched in 2018. The team focuses on Data Annotation Services and Artificial Intelligence.
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$50,000+Undisclosed10 - 49Carlsbad, CA
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Big Data Rhino is an artificial intelligence firm. The Carlsbad, California-based company specializes in Artificial Intelligence and AI Agents.
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$1,000+Undisclosed10 - 49Palo Alto, CA
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Dataplatr is a big data company. They are located in Palo Alto, California and have small team of experts. Their services include BI & big data consulting & SI and AI Consulting.
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UndisclosedUndisclosed10 - 49Irvine, CA
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Based in Irvine, California, BasicAI Inc is a small Data Annotation Services company. The team offers Data Annotation Services and Artificial Intelligence.
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UndisclosedUndisclosed2 - 9San Francisco, CA
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Located in San Francisco, California and New York City, New York, Pantima Inc. Is a small Data Annotation Services company. Their services include Data Annotation Services and Artificial
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UndisclosedUndisclosed50 - 249San Francisco, CA
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Clarifai, Inc., an AI firm, is based in San Francisco, California. Their services include Artificial Intelligence and Content Moderation Services.
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$50,000+$25 - $49 / hr50 - 249Palo Alto, CA
Services provided
OpenCV.ai is an AI firm. The company is based in Palo Alto, California. Their services include Artificial Intelligence and AI Consulting.
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$5,000+< $25 / hr1,000 - 9,999Santa Clara, CA
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See all 2 projectsHitech BPO, established in 1992, is a leading business process outsourcing company. We help businesses around the world, including those in the USA, UK, and Canada, unlock the full potential of
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UndisclosedUndisclosed250 - 999San Francisco, CA
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DataForce is an artificial intelligence development company. Founded in 2012, the team focuses on Artificial Intelligence and Data Annotation Services.
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UndisclosedUndisclosed10 - 49San Francisco, CA
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Founded in 2017, Stardust AI is a Data Annotation Services company. Their team focuses on Data Annotation Services and Artificial Intelligence.
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List of the Top 1 California Data Annotation Companies
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UndisclosedUndisclosed50 - 249San Francisco, CA
Ability to deliver
23.7/40.018/20 Reviews0/10 Clients & Experience5.7/10 Market PresenceService focus
10% Data Annotation Services90% Other -
$1,000+$25 - $49 / hr250 - 999Laguna Beach, CA
Ability to deliver
5.2/40.00/20 Reviews0/10 Clients & Experience5.2/10 Market PresenceService focus
35% Data Annotation Services65% Other -
UndisclosedUndisclosed250 - 999Laguna Beach, CA
Ability to deliver
6.4/40.00/20 Reviews0/10 Clients & Experience6.4/10 Market PresenceService focus
25% Data Annotation Services75% Other -
$100,000+$300+ / hr10,000+San Francisco, CA
Ability to deliver
4/40.00/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
30% Data Annotation Services70% Other -
$10,000+$100 - $149 / hr50 - 249Covina, CA
Ability to deliver
5.3/40.00/20 Reviews0/10 Clients & Experience5.3/10 Market PresenceService focus
30% Data Annotation Services70% Other -
$1,000+$50 - $99 / hr10 - 49Costa Mesa, CA
Ability to deliver
4.6/40.00/20 Reviews0/10 Clients & Experience4.6/10 Market PresenceService focus
20% Data Annotation Services80% Other -
UndisclosedUndisclosed50 - 249San Francisco, CA
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
60% Data Annotation Services40% Other -
$50,000+Undisclosed10 - 49Carlsbad, CA
Ability to deliver
4/40.00/20 Reviews0/10 Clients & Experience4/10 Market PresenceService focus
20% Data Annotation Services80% Other -
$1,000+Undisclosed10 - 49Palo Alto, CA
Ability to deliver
4.9/40.00/20 Reviews0/10 Clients & Experience4.9/10 Market PresenceService focus
10% Data Annotation Services90% Other -
UndisclosedUndisclosed10 - 49Irvine, CA
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
60% Data Annotation Services40% Other -
UndisclosedUndisclosed2 - 9San Francisco, CA
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
60% Data Annotation Services40% Other -
UndisclosedUndisclosed50 - 249San Francisco, CA
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
20% Data Annotation Services80% Other -
$50,000+$25 - $49 / hr50 - 249Palo Alto, CA
Ability to deliver
6.5/40.00/20 Reviews0.1/10 Clients & Experience6.4/10 Market PresenceService focus
10% Data Annotation Services90% Other -
$5,000+< $25 / hr1,000 - 9,999Santa Clara, CA
Ability to deliver
7.1/40.00/20 Reviews0/10 Clients & Experience7.1/10 Market PresenceService focus
50% Data Annotation Services50% Other -
UndisclosedUndisclosed250 - 999San Francisco, CA
Ability to deliver
0/40.00/20 Reviews0/10 Clients & Experience0/10 Market PresenceService focus
40% Data Annotation Services60% Other -
$1,000+< $25 / hr50 - 249San Diego, CA
Ability to deliver
28/40.017.4/20 Reviews2.2/10 Clients & Experience8.3/10 Market PresenceService focus
10% Data Annotation Services90% Other