Callisto Publishing Overview

  • Year Founded
  • 2011

Year Founded

  • Status
  • Acquired/​Merged

  • Employees
  • 424

Employees

  • Latest Deal Type
  • M&A

Callisto Publishing General Information

Description

Publisher of consumer-focused books and audiobooks intended to discover and deliver products, services, and experiences that transform lives. The company's audiobooks use proprietary algorithms to mine big data for topics of consumer interest and produce non-fiction titles for the readers, enabling users to read and acquire information regarding several topics.

Contact Information

Website
www.callistopublishing.com
Ownership Status
Acquired/Merged
Financing Status
Formerly VC-backed
Corporate Office
  • 1955 Broadway
  • 4th Floor
  • Oakland, CA 94612
  • United States
Primary Industry
Publishing
Other Industries
Information Services (B2C)
Acquirer
Penguin Random House
Vertical(s)
AudioTech, Big Data, TMT
Corporate Office
  • 1955 Broadway
  • 4th Floor
  • Oakland, CA 94612
  • United States

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Callisto Publishing Valuation & Funding

Deal Type Date Amount Raised to Date Post-Val Status Stage
11. Merger/Acquisition 09-May-2023 Completed Generating Revenue
10. Debt - General 27-May-2022 Completed Generating Revenue
9. Later Stage VC (Series D) 23-Dec-2020 Completed Generating Revenue
8. Debt - PPP 28-Apr-2020 Completed Generating Revenue
7. Later Stage VC (Series C) 16-Jan-2019 Completed Generating Revenue
6. Later Stage VC (Series B) 02-Mar-2018 Completed Generating Revenue
5. Later Stage VC (Series A1) 28-Dec-2016 Completed Startup
4. Secondary Transaction - Private 01-Jan-2015 Completed Startup
3. Early Stage VC (Series A) 01-Apr-2014 $10M $13M Completed Startup
2. Seed Round 25-Jan-2013 $1.99M $3.03M Completed Startup
To view Callisto Publishing’s complete valuation and funding history, request access »

Callisto Publishing Cap Table

Stock # of Shares
Authorized		 Par Value Dividend Rate ($) Original
Issue Price		 Liquidation Liquidation
Pref. Multiple		 Conversion Price % Owned
Series D
Series C
Series B
Series A1
Series A
Series Seed 2 3,750,237 $0.001000 $0.04 $0.53 $0.53 1x $0.53 5.23%
Series Seed 4,069,084 $0.001000 $0.02 $0.26 $0.26 1x $0.26 5.68%
To view Callisto Publishing’s complete cap table history, request access »

Callisto Publishing Comparisons

Description
Primary
Industry
HQ Location
Employees
Total Raised
Post Valuation
Last
Financing
Details
Publisher of consumer-focused books and audiobooks intended to discover and deliver products, services, and experiences
Publishing
Oakland, CA
424 As of 2022

New York, NY
 
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Callisto Publishing Competitors (1)

One of Callisto Publishing’s competitors is Simon & Schuster, a Private Equity-Backed company based in New York, NY.

Company Name Financing Status Location Employees Total Raised Last Financing Date/Type Last Financing Amount
Simon & Schuster Private Equity-Backed New York, NY
You’re viewing 1 of 1 competitors. Get the full list »

Callisto Publishing Patents

  • 1

    Total Documents Applications and Grants

  • Total Patents Families

  • Granted

  • Pending

  • Expiring in next 12 mo

Callisto Publishing Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
US-20190311382-A1 Systems, methods, and storage media for creating a book product Inactive 09-Apr-2018

Callisto Publishing Signals

Growth Rate

Weekly
Growth
Weekly Growth

Size Multiple

Median
Size Multiple

Key Data Points

Similarweb Unique Visitors

Majestic Referring Domains

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Callisto Publishing Former Investors (11)

Investor Name Investor Type Holding Investor Since Participating Rounds
137 Ventures Venture Capital Minority
Adams Street Partners PE/Buyout Minority
August Capital Venture Capital Minority
B. Riley Venture Capital Corporate Venture Capital Minority
Angel (individual) Minority
You’re viewing 5 of 11 investors. Get the full list »

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Callisto Publishing FAQs

  • When was Callisto Publishing founded?

    Callisto Publishing was founded in 2011.

  • Where is Callisto Publishing headquartered?

    Callisto Publishing is headquartered in Oakland, CA.

  • What is the size of Callisto Publishing?

    Callisto Publishing has 424 total employees.

  • What industry is Callisto Publishing in?

    Callisto Publishing’s primary industry is Publishing.

  • Is Callisto Publishing a private or public company?

    Callisto Publishing is a Private company.

  • What is Callisto Publishing’s current revenue?

    The current revenue for Callisto Publishing is .

  • How much funding has Callisto Publishing raised over time?

    Callisto Publishing has raised $167M.

  • Who are Callisto Publishing’s investors?

    137 Ventures, Adams Street Partners, August Capital, B. Riley Venture Capital, and are 5 of 11 investors who have invested in Callisto Publishing.

  • Who are Callisto Publishing’s competitors?

    Simon & Schuster is a competitor of Callisto Publishing.

  • When was Callisto Publishing acquired?

    Callisto Publishing was acquired on 09-May-2023.

  • Who acquired Callisto Publishing?

    Callisto Publishing was acquired by Penguin Random House.

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