What technologies does Heystack use?

Heystack uses Gmail, Google Apps, Amazon AWS, Outlook, Mobile Friendly. View their full technology stack — including all 18 detected tools — on StackWho.

Who is the Cofounder & COO of Heystack?

Sharad Raj is the Cofounder & COO at Heystack. Get verified contact information on StackWho.

Who is the Cofounder & CEO of Heystack?

Navin Sharma is the Cofounder & CEO at Heystack. Get verified contact information on StackWho.

Where is Heystack located?

Heystack is based in Sunnyvale, California, United States.

Heystack

hey-stack.com

information technology & services

hey-stack.com

Sunnyvale, California, United States

11-50 employees

3685000 revenue

LinkedIn Profile

About Heystack

natural language processing, artificial intelligence, machine learning, deep learning, enterprise, customer experience, consumer goods brands, software development, information technology & services

Heystack's Tech Stack

AI/ML

Decision Makers at Heystack

2 contacts

Sharad Raj

Cofounder & COO

s***@hey-stack.com Sign up to view

Navin Sharma

Cofounder & CEO

n***@hey-stack.com Sign up to view

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18 technologies detected · 2 decision makers · Emails available

Sales Outreach Angle

AWS infrastructure signals engineering sophistication. This company likely evaluates cloud cost management, security tooling, observability, and developer productivity solutions.

Heystack's Position in the StackWho Database

• Heystack is 1 of 194,140 information technology & services companies tracked in StackWho.
• 193,618 information technology & services companies in our database have verified decision-maker emails (100% of the cohort).
• 53,147 companies in California are in the StackWho database.
• 74,148 information technology & services companies are in the 11-50 employee range (same size as Heystack).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does Heystack use?

Heystack uses Gmail, Google Apps, Amazon AWS, Outlook, Mobile Friendly, Google Font API, and 12 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Heystack?

StackWho has verified email addresses for 2 decision makers at Heystack. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Heystack directly for sales, recruiting, or partnerships.

What industry is Heystack in?

Heystack operates in the information technology & services industry, headquartered in Sunnyvale, California, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Heystack's contact data?

Yes. StackWho Pro members can export decision maker contact data for Heystack and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.