How many email patterns does ClassUp use?

ClassUp uses 3 known email patterns.

What domain does ClassUp use for work emails?

ClassUp uses classup.com for work email addresses.

Most Common Email Formats at ClassUp

The most accurate and popular ClassUp's email format is FirstLast@classup.com (ex. JohnDoe@classup.com). ClassUp also uses FirstL@classup.com (ex. JohnD@classup.com) as email structures. ClassUp uses up to 3 different email patterns.

ClassUp Email Formats	Example	Percentage
FirstLast@classup.com	JohnDoe@classup.com	60%
FirstL@classup.com	JohnD@classup.com	33%
FirstLas@classup.com	JohnDoe@classup.com	7%

Frequently Asked Questions

What does ClassUp do?

ClassUp was founded in 2022. The company's main headquarters is located in San Francisco, California United Statesoperates in the Education industry, along with similar companies like myHomeworkPowerSchoolRemind. You can visit cosmoai.com. Explore ClassUp's company overview page for more information.

What is ClassUp's email address format?

ClassUp's email format typically follows the pattern of FirstLast@classup.com; this email format is used 60% of the time. Other contacts within LeadIQ's database had email formats such as FirstL@classup.comFirstLas@classup.com. Looking for more contact data? Unlock accurate emails and phone numbers from millions of profiles verified in real-time.

How many employees does ClassUp have currently?

ClassUp has approximately 225 employees as of June 2026. Key team members to contact include Co-Founder: K. S.Director, Hr & Operations: C. Z.Recruiting Lead: S. D.. For more team information and contact data, explore ClassUp's employee directory with LeadIQ.

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ClassUp Email Format

Q: What is ClassUp's email address format?

ClassUp's email format typically follows the pattern of ${fn}${ln}. Other email formats include ${fn}${li} and ${fn}${l3}.

EducationCalifornia, United States201-500 Employees

Cosmo, formerly known as ClassUp, is a San Francisco-based education technology company focused on transforming K-12 learning through technology. Its platform enables one-to-one online instruction at scale, powered by an AI-enabled system that creates personalized learning plans supported by an interactive feedback loop and engagement tools. The company partners with US educators to deliver classes using a proprietary, standards-aligned curriculum. Targeting the K-12 market, Cosmo seeks to provide personalized, engaging learning experiences for students. As a mid-sized firm in the education technology sector, it emphasizes scalable solutions and ongoing innovation to make learning more effective.

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Most Common Email Formats at ClassUp

Frequently Asked Questions

What does ClassUp do?

What is ClassUp's email address format?

How many employees does ClassUp have currently?

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What you can expect from LeadIQ:

ClassUp Email Format

Verify ClassUp email addresses

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