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Business Details
46 Years
experience
Civil & Structural Engineering Experts in St. Louis
Founded in 1980, Frontenac Engineering Group has built a reputation for delivering precise and responsive engineering solutions. Our expertise spans civil and structural engineering, land surveying, and contract administration, serving diverse sectors including commercial, residential, industrial, and government projects. We prioritize client collaboration, leveraging state-of-the-art technology and decades of experience to ensure projects are completed on time, on budget, and to the highest standards.

Our teams dedication to innovation and practical problem-solving has earned trust across industries. We maintain certifications in LEED, OSHA, and MSHA standards, reflecting our commitment to safety, sustainability, and excellence. With licenses in 20 states, we combine local knowledge with national capabilities to meet client needs.
Services
Civil Engineering Structural Engineering Contract Administration Land Surveying LEED Certified Projects
Details
  • Year established: 1980
Highlights and features
  • We offer 40+ years of engineering experience across diverse industries.
  • Our team specializes in LEED-certified sustainable design projects.
  • We hold OSHA and MSHA safety certifications for rigorous compliance.
  • We utilize state-of-the-art technology for precise engineering solutions.
  • Our client-focused approach ensures transparent communication and timely delivery.
Associations and certifications
  • LEED
  • OSHA
  • MSHA
What people say
Great company Helped solve structural problem Professional and efficient Happy so far Reputable contractors
Services
Civil Engineering
We deliver comprehensive civil engineering for commercial, residential, and industrial projects. Our expertise includes site development, roadway design, utility systems, and sustainable practices. Clients benefit from solutions that balance functionality, regulatory compliance, and cost efficiency.
Structural Engineering
Our structural engineering services cover inspections, renovations, and new construction for diverse sectors. We specialize in seismic analysis, material handling structures, and residential additions. Clients receive durable, code-compliant designs tailored to project-specific needs.
Contract Administration
We provide end-to-end contract administration, including bidding, budget management, and construction phase services. Our team ensures adherence to project timelines, funding requirements, and quality standards for seamless project delivery.
Land Surveying
Our land surveying services support accurate site analysis and planning. Utilizing advanced technology, we deliver precise measurements for zoning, permits, and development projects, ensuring foundational accuracy for all engineering work.
LEED Certified Projects
We design environmentally responsible LEED-certified projects, incorporating energy efficiency and sustainable materials. Our team navigates certification processes to help clients achieve green building goals while maintaining structural integrity.
Questions
What services does Frontenac Engineering Group offer?
We provide civil and structural engineering, land surveying, contract administration, and LEED-certified sustainable design for commercial, residential, and industrial projects.
Are your engineers certified for specialized projects?
Yes, we hold LEED, OSHA, and MSHA certifications, ensuring compliance with sustainability, safety, and industry standards.
How long has Frontenac Engineering been in business?
We have served clients since 1980, delivering engineering solutions with over four decades of experience.
What industries do you work with?
We serve commercial, residential, industrial, government, healthcare, education, and institutional sectors.
Do you handle projects outside St. Louis?
Our engineers are licensed in 20 states, enabling us to manage projects regionally and nationally.
Can you assist with emergency structural issues?
We prioritize timely service but do not offer 24/7 emergency support. Contact us for urgent consultations during business hours.