Registered entities
MARTIN MARIETTA MATERIALS INC
Reg. No. 916076United States
Martin Marietta Materials
Reg. No. -Belgium
Innovation
9 patent families (4 granted) — focus: Operations & transport, Physics & computing, Electricity & electronics, Chemistry & metallurgy; filing pace steady. Cited 705 times.
| Year | Filings |
|---|---|
| 2012 | 1 |
| 2013 | 2 |
| 2016 | 1 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 1 |
| 2026 | 1 |
Investor mix
1 investor on record.
| Investor type | Count | Share |
|---|---|---|
| Private equity | 1 | 100% |
Hiring activity
Hires frequently
85 roles tracked across 8 of the last 12 months
8 Jun 2026 · Field Services Lead Technologist · Columbia
8 Jun 2026 · Sales Coordinator · San Diego
3 Jun 2026 · Loader Operator · Charlotte
22 May 2026 · Electrician · Olathe
21 May 2026 · Laboratory Services Technician · Garner
Based on job postings tracked across public sources.