Piazza

Online Q&A platform for students and teachers

placePalo Alto, California, United States calendar_todayFounded 2009 groups14 employees language piazza.com

Registered entities

Reputation

Customer rating 3.2 / 5 across 1 reviews.

Social engagement

Social engagement: 4.1K social following, 10 posts in the last 12 months — below the industry typical range.

Investor mix

7 investors on record; lead investors include Khosla Ventures, Bessemer Venture Partners, Sequoia Capital, Kapor Capital.

Investor typeCountShare
Venture capital686%
Bank & private debt114%

Hiring activity

Hires occasionally

1 role tracked across 1 of the last 12 months

7 Nov 2025 · CS/EECS, Data Science student leaders · Cal's CS building

Based on job postings tracked across public sources.

Recent activity

13 Feb 2026
Event
Bay Area EdTech Summit
4 Nov 2025
Event
Grace Hopper Celebration #GHC25
30 Oct 2025
Event
Grace Hopper Celebration #GHC25
Coming soon