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JHA Companies

46770 National Rd W Saint Clairsville OH 43950 Work Phone: (740) 695-6100 Website: https://www.jhacompanies.com


JHA Companies, established in 2008, is a multi-state professional engineering, land surveying, and environmental firm dedicated to serving individuals, families, and businesses. Our mission is to serve our clients and each other by pursuing excellence, leading others to success, and honoring core values in all our endeavors.

At JHA, we offer a comprehensive range of services tailored to meet the diverse needs of our clients. Our expertise spans various sectors, including energy, utilities, municipal, development, institution, mining, and camps. We pride ourselves on our quick turnaround times, professional approach, and the ability to keep clients informed throughout the process. Our commitment to excellence has earned us accolades from clients across different industries, emphasizing our reliability and the quality of our services.

Our core services include:

  • Building Engineering
  • Civil Engineering
  • Design Build
  • Environmental Engineering
  • Gas Engineering
  • Land Surveying
  • Structural Engineering
  • Water / Wastewater

In the realm of environmental services, JHA excels in providing comprehensive environmental site assessments, including Phase 1 Environmental Site Assessments (ESA). Our skilled team ensures compliance and efficiency in every project, from site planning and permitting to construction and restoration. With expertise in wetland biology, regulatory permits, and environmental impact studies, we guide our clients through complex environmental challenges.