Piazza company logo

The profile is currenly unclaimed by the seller. All information is provided by CB Insights.


Founded Year



Series B | Alive

Total Raised


Last Raised

$8M | 9 yrs ago

About Piazza

Piazza is a free online gathering place where students can ask and answer questions 24/7, under the guidance of their instructors. Anyone can create a class at Piazza.com to initiate class discussion. Students spend hours a day on Piazza working together in real time with classmates and instructors to find the answers they need at the time they need them. Students and alumni can also use the Piazza Careers platform to connect with companies, apply for jobs and internships, and find out more about the skills needed to excel in their chosen careers. Piazza is FERPA-compliant and used in hundreds of colleges and universities.

Piazza Headquarter Location

555 Bryant St # 250

Palo Alto, California, 94301,

United States


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Expert Collections containing Piazza

Expert Collections are analyst-curated lists that highlight the companies you need to know in the most important technology spaces.

Piazza is included in 1 Expert Collection, including Education Technology (Edtech).


Education Technology (Edtech)

2,547 items

Piazza Patents

Piazza has filed 4 patents.

The 3 most popular patent topics include:

  • Computer memory
  • Human resource management
  • Industrial and organizational psychology
patents chart

Application Date

Grant Date


Related Topics



Human resource management, Job scheduling, Rock music group discographies, Recruitment, Information technology management


Application Date


Grant Date


Related Topics

Human resource management, Job scheduling, Rock music group discographies, Recruitment, Information technology management



Latest Piazza News

Piazza Appoints EdTech Leader Ethan O’Rafferty as its New CEO

Jan 19, 2022

O’Rafferty aims to scale the company’s growth, bridging the rapidly expanding collaborative learning Higher Ed and workforce development segments of the education technology sector In 2021 the company saw dramatic growth in university enterprise licenses and a deep increase in daily student usage and engagement; a surge in student enrollments increased reach for student talent accessible by employers, opening career opportunities particularly for women and underrepresented minorities in Computer Science and STEM fields. January 19, 2022 09:00 AM Eastern Standard Time PALO ALTO, Calif.--( BUSINESS WIRE )-- Piazza , the premier platform bridging collaborative learning for universities and student talent for employers, today announced that education technology leader Ethan O’Rafferty has been appointed CEO. Piazza founder Pooja Sankar will support O’Rafferty during the transition period and then will step away to focus her time on raising her growing children and dedicating more time teaching in local universities. “We are thrilled to welcome Ethan to Piazza. As a seasoned edtech industry leader, he brings the perfect combination of expertise to usher Piazza into its next chapter of growth,” said Piazza Board Member Ethan Kurzweil of Bessemer Venture Partners. “We also want to thank Pooja for her incredible contributions to building Piazza, bringing her vision, passion and tireless efforts along with the team to create a powerful platform that has had a positive impact on the education experience for institutions, instructors and students around the world.” Piazza has grown to help millions of students learn collaboratively, beyond the traditional classroom, at thousands of universities in 90 countries. This past year alone, Piazza Q&A has experienced dramatic growth in university enterprise licenses, a surge in student enrollments and an increase in student usage from three hours to five hours per night, deepening student engagement and collaboration. In addition, Piazza workforce development solutions give employers unprecedented access to hire student talent, from targeted sourcing to recruiting event planning, resume drops and interview scheduling. Some of the most sought-after students in all fields of study, from the top 50 universities and thousands of others, make themselves accessible to employers via Piazza Talent Solutions. It has been particularly powerful for organizations with a commitment to diversity that are looking to hire women and underrepresented minorities in Computer Science and STEM fields. “I feel so honored and proud to be a part of building this company over the past 12 years. It has been a labor of love created through my passion to help students like me, who struggled to connect and collaborate with classmates and professors,” said Pooja Sankar, founder of Piazza. “I am so thankful for the time I will get to spend with my kids and teaching entrepreneurship to students in local universities, all while knowing Piazza will be in incredible hands with Ethan, as he continues to lead the company into this next exciting chapter.” O'Rafferty brings over a dozen years of experience as a senior executive, specializing in partnerships, business development, go-to-market and sales strategy, operations and product marketing. Most recently he held roles as President Partnerships at edtech vendor Amira Learning, and positions ranging from Executive VP to General Manager at leading edtech STEM/coding, instructional tools and analytics vendors. His experience leading high achieving, mission-driven teams, and extensive network developed building alliance and channel partnerships in both edtech and enterprise software will be an asset to both the university and employer focus of Piazza. “Piazza has been impressive in establishing itself as an edtech leader, and I am humbled to be able to bring my experience and connections to help lead the company into its next chapter,” said O’Rafferty. “Companies with solutions spanning the collaborative learning, Higher Ed and talent workforce development segments of the edtech sector have been among the most successful in delivering value to students, professors, customers and shareholders. I look forward to building on the established university relationships and scaling future opportunities for student talent as well as leading employers to connect for career opportunities.” To learn more about Piazza, please visit www.piazza.com To learn more about Ethan O’Rafferty, please visit https://www.linkedin.com/in/ethano/ About Piazza Piazza Q&A is the premier social collaborative learning platform today, helping millions of students learn beyond the traditional classroom in thousands of universities spanning 90 countries. Students from all fields of study, and particularly Computer Science and STEM, use Piazza to work together collaboratively despite differences in learning levels, gender, ethnicity, or socioeconomic status, and instructors address their questions as they arise. While Piazza Q&A enables inclusive learning, the Piazza Network opens up career opportunities. Any student in the Piazza community can opt-in to join the Network, where they can connect with potential employers as well as interact with other students in their network for career advice. With Piazza Talent Solutions , companies can sign up to connect with students in the Piazza Network to gain unprecedented access to the most sought-after talent segments. Contacts

Piazza Web Traffic

Page Views per User (PVPU)
Page Views per Million (PVPM)
Reach per Million (RPM)
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Piazza Rank

  • When was Piazza founded?

    Piazza was founded in 2009.

  • Where is Piazza's headquarters?

    Piazza's headquarters is located at 555 Bryant St # 250, Palo Alto.

  • What is Piazza's latest funding round?

    Piazza's latest funding round is Series B.

  • How much did Piazza raise?

    Piazza raised a total of $15.5M.

  • Who are the investors of Piazza?

    Investors of Piazza include Bessemer Venture Partners, Khosla Ventures, Felicis, Kapor Capital, Sequoia Capital and 3 more.

  • Who are Piazza's competitors?

    Competitors of Piazza include FreshGrade and 3 more.

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