MH

Mike Halsall

Engineering Manager, Detections and Response Engineering at Square

Engineering Manager Manager
m***@squareup.com Sign up
Pro only
Pro only
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San Francisco, California, United States

Company Details

Company: Square
Employees: 1800
Revenue: 1012336000
HQ Location: San Francisco, California, United States
Company LinkedIn: Pro only

Professional Summary

Mike Halsall is Engineering Manager, Detections and Response Engineering at Square. Square operates in the information technology & services industry and has 1800 employees. Based in San Francisco, California, United States. Classified as a manager-level Engineering Manager leader. Their organization's technology stack includes Route 53, Gmail, Google Apps, Microsoft Office 365, CloudFlare Hosting, and 8 other technologies. Square reports annual revenue of 1012336000.

Manager level · Engineering Manager
Verified Apr 29, 2026

Position in the CTO Rank Database

  • Typical Engineering Manager compensation in California: $150,000 – $280,000 (median $200,000). Composite from levels.fyi, Glassdoor, and Payscale data; adjusted for state cost of labor.

Data compiled from LinkedIn public profiles, company filings, and verified public technology signals. Methodology & sources · Updated June 2026.

Frequently Asked Questions

How do I contact Mike Halsall?

Mike Halsall has a verified email address on file on CTO Rank. They work at Square. Pro members can access direct email addresses, LinkedIn profiles, and phone numbers.

What company does Mike Halsall work for?

Mike Halsall is Engineering Manager, Detections and Response Engineering at Square, a company in the information technology & services industry with 1800 employees. The company is headquartered in San Francisco, California, United States.

What is Mike Halsall's role in technology leadership?

Mike Halsall is classified as a Engineering Manager leader at the manager level.

What technologies does Mike Halsall's organization use?

Mike Halsall's organization uses a technology stack that includes Route 53, Gmail, Google Apps, Microsoft Office 365, CloudFlare Hosting, Ember JS Library. This information is useful for sales teams, recruiters, and technology vendors.

Is Mike Halsall open to recruiting or new opportunities?

CTO Rank does not track open-to-work status. The best approach is to reach out directly to Mike Halsall using the verified contact information available to Pro members. When recruiting a Engineering Manager, Detections and Response Engineering, personalizing your outreach with specifics about the role and tech stack typically yields the best response rate.

Can I pitch or sell to Mike Halsall at Square?

Mike Halsall is Engineering Manager, Detections and Response Engineering at Square. Engineering Managers like Mike Halsall typically evaluate vendors in Route 53, Gmail, Google Apps, and related categories. Use CTO Rank Pro to get verified email and approach directly.

How accurate is Mike Halsall's profile data?

CTO Rank verifies and refreshes profile data weekly. Mike Halsall's profile includes verified contact details, company information, and technology stack data sourced from multiple public and proprietary sources.