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Harmon Engineering and Construction Co., Inc. (HARMON) is a well-established, turn-key engineering and construction company that has been serving industrial, commercial, governmental, and private sector clients throughout the southeastern United States for over 50 years. Founded in 1969 by Grady R. Harmon, the company has grown to become a trusted name in the industry, known for its engineering, environmental, and construction services, as well as its expertise in industrial wastewater services. HARMON is both a professional consulting engineering firm and a licensed general contractor, and the majority of its work is performed as a design/build service on a negotiated basis.
HARMON has an extensive client list, which includes Leehan America, AJIN USA, Chambers County Industrial Park, LaFayette Industrial Park, Randolph County Industrial Park, Fort McClellan Base Realignment, Celebrate Alabama, and many more. These clients have come to know HARMON as a professional company that pays attention to project details and completes projects on time and on budget.
Civil Site Design Services
Harmon Engineering houses a full-service engineering department with 55 years of combined experience. Our design team has a wide range of capabilities to assist clients in the private, public, and municipality sectors. We pride ourselves on using the experience and knowledge of our team to produce design plans that are accurate, easy to understand, and that take each project's unique requirements into account. Our team is also experienced in design-build projects, ALdot and ADEM permitting and inspections, and managing our designed projects' construction.
Our civil site design services include:
- Site selection
- Conceptual and detailed design
- Land clearing and earthwork
- Underground utilities
- Storm drainage
- Streets, curb, and gutter
- Pond design and construction
Environmental Management Services
HARMON offers a variety of environmental management services, including:
- Environmental consulting
- ADEM permitting
- ALDOT turnout design and permitting
- Sediment and erosion control
- Storm water management
- ADA compliance design
Industrial Wastewater Services
HARMON is an ADEM approved trust-fund contractor, and we offer a variety of industrial wastewater services from total system design and installation to mobile treatment plant rentals. Our services include:
- Compliance regulations for construction, operation, and corrective action
- Soil and groundwater clean-up caused by petroleum release (leak)
- Petroleum release confirmation
- Alabama Tank Trust Fund (ATTF) reimbursement for eligible facilities

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