What technologies does Halo use?

Halo uses NSOne, Gmail, Google Apps, Squarespace ECommerce, Typekit. View their full technology stack — including all 6 detected tools — on StackWho.

Who is the Founder & CEO of Halo?

Grace O'Donnell is the Founder & CEO at Halo. Get verified contact information on StackWho.

Where is Halo located?

Halo is based in New York, New York, United States.

Halo

Q: What industry is Halo in?

Halo operates in the marketing & advertising industry.

halostrategy.co

marketing & advertising

halostrategy.co

New York, New York, United States

1-10 employees

LinkedIn Profile

About Halo

advertising services, big ideas, event planning, newsletter content, editorial content, social media campaigns, media product development, community building, campaign execution, audience surveys, performance measurement, partnership development, advertising agencies, kpis, creator programs, podcast strategy, audience engagement, media partnerships, brand strategy, media distribution

Halo's Tech Stack

Decision Makers at Halo

1 contact

Grace O'Donnell

Founder & CEO

g***@halostrategy.co Sign up to view

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6 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

Halo uses NSOne, Gmail, Google Apps among other technologies. Use StackWho to identify the right decision-maker email for targeted sales outreach, recruiting, or partnership development.

Halo's Position in the StackWho Database

• Halo is 1 of 80,546 marketing & advertising companies tracked in StackWho.
• 80,503 marketing & advertising companies in our database have verified decision-maker emails (100% of the cohort).
• 23,956 companies in New York are in the StackWho database.
• 56,565 marketing & advertising companies are in the 1-10 employee range (same size as Halo).

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 Halo use?

Halo uses NSOne, Gmail, Google Apps, Squarespace ECommerce, Typekit, Mobile Friendly. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Halo?

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

What industry is Halo in?

Halo operates in the marketing & advertising industry, headquartered in New York, New York, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Halo's contact data?

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