Employer
Top donors at Martin Marietta
Itemized federal contributions over $200 only. Employer is self-reported on FEC filings.
Analysis
Federal Election Commission records show 728 contributors who listed MARTIN MARIETTA as their employer recorded $663,268 in itemized federal contributions as of June 26, 2026. The largest share of dollars received by a single committee went to NATIONAL STONE, SAND & GRAVEL ASSOCIATION ROCKPAC ($591,008), followed by WINRED ($25,627) and TRUMP SAVE AMERICA JOINT FUNDRAISING COMMITTEE ($24,656). These figures represent gross receipts to each named committee from this cohort under Schedule A; some recipients function as conduits and may pass funds to downstream campaigns. Employer information is self-reported on FEC filings, and only itemized contributions over $200 are captured here.