MacKay is an infrastructure and environmental services firm with more than 50 years of experience. We serve clients across the United States, with offices in 11 states and a growing national footprint. Our growth reflects intentional expansion through strategic partnerships and acquisitions, advancing our vision to become a national leader by empowering our people to solve complex challenges and deliver resilient, long-term solutions.

MacKay

Derrick Smith

This department is responsible for overseeing and managing civil engineering projects from design through execution.

Civil Engineering

This department focuses on providing engineering solutions and support for various projects.

Engineering Services

This department oversees the operations and performance of various branch locations, ensuring effective management and achievement of business objectives.

Branch Management

This department oversees the planning, execution, and completion of projects to ensure they meet organizational goals.

Project Management

This department focuses on the measurement and mapping of land areas to support infrastructure development and land management.

Land Surveying

This department focuses on the study and management of environmental issues and sustainability initiatives.

MacKay

Org chart

Teams

Civil Engineering

Engineering Services

Branch Management

Project Management

Land Surveying

Environmental Services

Offices

MacKay

Org chart

Teams

Civil Engineering

Engineering Services

Branch Management

Project Management

Land Surveying

Environmental Services

Offices

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