Registered entities
MARK43
Reg. No. 461256121United States
Mark43, Inc.
Reg. No. 20181825857United States
MARK43, INC.
Reg. No. 32067348188United States
Social engagement
Social engagement: 17K social following, 10 posts in the last 12 months — below the industry typical range.
Investor mix
30 investors on record; lead investors include Spruce House Investment Management, Tiger Global Management, Spark Capital, General Catalyst.
| Investor type | Count | Share |
|---|---|---|
| Venture capital | 14 | 47% |
| Private equity | 5 | 17% |
| Accelerator & incubator | 1 | 3% |
| Bank & private debt | 1 | 3% |
| Other / undisclosed | 9 | 30% |
Hiring activity
Hires periodically
4 roles tracked across 4 of the last 12 months
23 Jun 2026 · Junior Software Engineer · UK
12 May 2026 · Integrations Analyst · Birmingham
31 Mar 2026 · Associate Data Scientist · New York
2 Sep 2025 · Senior Front-End Engineer - CAD · Boston
Based on job postings tracked across public sources.
Recent activity
30 Jun 2026
Event
NENA 2026
24 Jun 2026
Event
RapportAI and BriefAI tools for public safety workflows
22 Jun 2026
Event
Scaling public safety response webinar