Insights

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Heyday Tech Stack

Heyday uses 8 technology products and services including Gravatar, MariaDB, Google Fonts API, and more. Explore Heyday's tech stack below.

Gravatar
Audio, Video, Graphics
MariaDB
Database
Google Fonts API
Font Scripts
Font Awesome
Font Scripts
D3.js
Javascript Graphics
Slick
Javascript Libraries
Google Tag Manager
Tag Management
Google Analytics
Web Analytics

Media & News

Heydaybooks attended event Heyday Harvest event on Oct 19th '25.
Heyday Books honored their founder, Malcolm Margolin, two months after he died at their Heyday Harvest event on October 19, 2025.
Aug 20, 2025 | sacredland.org
Sacredland partners with Heydaybooks.
Sacredland partnered with Heyday to make this video and bring Malcolm into the room at the event.
Aug 20, 2025 | sacredland.org
Heydaybooks launches Redress: The Inside Story of the Successful Campaign.
Heyday Books has published “Redress: The Inside Story of the Successful Campaign for Japanese American Reparations.”
Mar 06, 2020 | www.rafu.com

Heyday's Email Address Formats

Heyday uses at least 1 format(s):

Heyday Email Formats	Example	Percentage
First@heydaybooks.com	John@heydaybooks.com	54%
FirstL@heydaybooks.com	JohnD@heydaybooks.com	20%
FLast@heydaybooks.com	JDoe@heydaybooks.com	13%
Last@heydaybooks.com	Doe@heydaybooks.com	13%

Frequently Asked Questions

Where is Heyday's headquarters located?

Heyday's main headquarters is located at PO Box 9145, Berkeley, CA, US. The company has employees across 2 continents, including North AmericaAsia.

What is Heyday's phone number?

You can contact Heyday's main corporate office by phone at

+1-510-549-****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Heyday's official website and social media links?

Heyday's official website is heydaybooks.com and has social profiles on LinkedIn.

How much revenue does Heyday generate?

As of October 2025, Heyday's annual revenue is estimated to be $2.1M.

What is Heyday's SIC code NAICS code?

Heyday's SIC code is 5734 - Computer and Computer Software Stores NAICS code is 511 - Publishing Industries (except Internet).

How many employees does Heyday have currently?

As of October 2025, Heyday has approximately 53 employees across 2 continents, including North AmericaAsia. Key team members include Owner: A. J.Partner: D. B.President: K. F.. Explore Heyday's employee directory with LeadIQ.

What industry does Heyday belong to?

Heyday operates in the Book and Periodical Publishing industry.

What technology does Heyday use?

Heyday's tech stack includes GravatarMariaDBGoogle Fonts APIFont AwesomeD3.jsSlickGoogle Tag ManagerGoogle Analytics.

What is Heyday's email format?

Heyday's email format typically follows the pattern of First@heydaybooks.com. Find more Heyday email formats with LeadIQ.

When was Heyday founded?

Heyday was founded in 1974.

Heyday

Book and Periodical PublishingUnited States51-200 Employees

Heyday is an independent, nonprofit publisher founded in 1974 in Berkeley, California. We are a diverse community of writers and readers, activists and thinkers. Heyday promotes civic engagement and social justice, celebrates nature’s beauty, supports California Indian cultural renewal, and explores the state’s rich history, culture, and influence. Heyday works to realize the California dream of equity and enfranchisement.