Who Owns Aggregates USA?

Vulcan Materials publishes an annual sustainability report covering its full operations, including the quarry sites that were part of the Aggregates USA acquisition.

Land Reclamation: Vulcan Materials is required under federal and state mining regulations to reclaim quarry land following extraction. Reclamation plans are submitted to state agencies as part of mining permits and must include restoration of disturbed land to a use determined in consultation with local jurisdictions. Some completed Vulcan quarries have been converted to recreational lakes, industrial parks, or wetlands. Aggregates USA's quarry sites operate under these same regulatory requirements.

Water Management: Quarry operations use water for dust suppression, equipment washing, and stone processing. Vulcan operates settling ponds at quarry sites to manage process water and prevent runoff into surface water bodies. Water recycling at quarry washing facilities reduces freshwater consumption.

Dust and Noise: Quarrying operations generate dust and noise that affect neighboring communities. Vulcan's operations are subject to state and local environmental permits governing dust emissions, blasting schedules and notification, and operational hours. Community complaints about quarry impacts on local roads, noise, and dust are a recurring issue for aggregates producers in proximity to residential development.

GHG Emissions: Vulcan's primary greenhouse gas emissions come from diesel fuel combustion in quarry equipment and trucks. The company has not set aggressive decarbonization targets comparable to some manufacturing sectors, reflecting the absence of viable low-carbon alternatives for heavy quarry equipment at present. Vulcan monitors and reports Scope 1 and Scope 2 emissions under GRI standards.

Aggregates USA's quarry sites are subject to inspection by state environmental agencies and, for sites with certain characteristics, by the U.S. Mine Safety and Health Administration (MSHA).

• MSHA Safety Awards: Multiple Vulcan Materials quarry sites, including former Aggregates USA operations, have received Mine Safety and Health Administration recognition for low-incident-rate operations.
• National Stone, Sand and Gravel Association (NSSGA) Safety Awards: Vulcan Materials' operations have received industry safety awards from NSSGA across multiple years.
• Vulcan Materials Environmental Excellence Program: Internal recognition for quarry sites demonstrating best practices in reclamation, water management, and community relations, covering former Aggregates USA sites.
• S&P 500 ESG Index: Vulcan Materials has been included in sustainability-screened versions of the S&P 500, reflecting its published ESG reporting.

Blasting Vibration and Noise Complaints: Aggregates USA quarry operations have been the subject of neighbor complaints in multiple localities, particularly as residential development expanded into areas near established quarries in Alabama, Georgia, and Virginia. Complaints typically focus on ground vibration from blasting, truck traffic on local roads, and dust. In some Virginia localities, quarry expansion permit applications have faced opposition from neighborhood groups and local elected officials. State regulatory agencies have generally upheld operators' rights to continue permitted operations while requiring mitigation measures. These are operational disputes rather than formal enforcement actions.

Permitting Challenges in Virginia: Vulcan Materials' quarry operations in northern Virginia, including some sites from the Aggregates USA acquisition, have faced permitting challenges from localities seeking to restrict quarry expansion near growing suburban areas. Local zoning boards and county supervisors have occasionally opposed new extraction areas adjacent to residential development. State preemption of local quarry regulation varies by state; Virginia law provides some protections for existing quarry operations against restrictive local zoning but does not eliminate local influence over new or expanded permits.

Martin Marietta Hostile Bid Saga (2012): This controversy is directly tied to the context of the Aggregates USA acquisition. In December 2011, Martin Marietta Materials launched an unsolicited hostile bid for Vulcan Materials. The attempted takeover was contentious: Vulcan's board rejected the offer, and the companies engaged in litigation in Delaware over whether Martin Marietta had violated confidentiality agreements from prior merger discussions. A Delaware court sided with Vulcan and issued an injunction against Martin Marietta's takeover attempt in May 2012. Martin Marietta ultimately abandoned the bid in July 2012. Vulcan's acquisition of Aggregates USA later in 2012 was partly a defensive growth move to increase scale and make a hostile takeover more difficult. The episode is a notable chapter in U.S. construction materials industry history.

Environmental Permit Violations: State environmental agencies in Alabama and Georgia have cited individual quarry operations for permit exceedances related to discharge quality, stormwater management, or dust controls over the years. These are typically resolved through consent orders, corrective action plans, and penalties that are small relative to operations revenue. No material enforcement actions involving criminal liability or operational shutdown have been publicly reported for former Aggregates USA sites since the Vulcan acquisition.