Rectangle

rectanglehq.com

Chicago, Illinois, United States

1-10 employees

LinkedIn Profile

About Rectangle

technology, information & internet, supply chain data challenges, shipment milestone illumination, cost reduction, transportation & logistics, data management, vendor management, transportation technology, supply chain, freight transportation arrangement, automation, real-time data, b2b, standardization, transportation network integration, accessible logistics software, supply chain management, shipment tracking, workflow automation

Rectangle's Tech Stack

AI/ML

Communication

Discord

19 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

HubSpot users typically run inbound-led sales motions. Products that integrate with HubSpot (email automation, CRM enrichment, ABM platforms) are natural fits.

Rectangle's Position in the StackWho Database

• Rectangle 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.
• 97,391 information technology & services companies are in the 1-10 employee range (same size as Rectangle).

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

Frequently Asked Questions

What technology does Rectangle use?

Rectangle uses Cloudflare DNS, Gmail, Google Apps, Amazon AWS, CloudFlare Hosting, Linkedin Marketing Solutions, and 13 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Rectangle?

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

What industry is Rectangle in?

Rectangle 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 Rectangle's contact data?

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