What technologies does Portal.io use?

Portal.io uses Route 53, Postmark, Gmail, Google Apps, Amazon AWS. View their full technology stack — including all 9 detected tools — on StackWho.

Who is the Founder & CPO of Portal.io?

Kirk Chisholm is the Founder & CPO at Portal.io. Get verified contact information on StackWho.

Where is Portal.io located?

Portal.io is based in Chicago, Illinois, United States.

Portal.io

portal.io

information technology & services

portal.io

Chicago, Illinois, United States

11-50 employees

LinkedIn Profile

About Portal.io

software development, information technology & services

Portal.io's Tech Stack

Decision Makers at Portal.io

1 contact

Kirk Chisholm

Founder & CPO

k***@portal.io Sign up to view

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9 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

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

Portal.io's Position in the StackWho Database

• Portal.io 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).
• 11,640 companies in Illinois are in the StackWho database.
• 74,148 information technology & services companies are in the 11-50 employee range (same size as Portal.io).

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 Portal.io use?

Portal.io uses Route 53, Postmark, Gmail, Google Apps, Amazon AWS, Mixpanel, and 3 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Portal.io?

StackWho has verified email addresses for 1 decision maker at Portal.io. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Portal.io directly for sales, recruiting, or partnerships.

What industry is Portal.io in?

Portal.io operates in the information technology & services industry, headquartered in Chicago, Illinois, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Portal.io's contact data?

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