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Business Details
We established our firm in 2003 to provide expert consulting engineering services to the Southeast Missouri and Southern Illinois regions. Our foundation is built upon the extensive professional expertise of D. Willie Sandin, a licensed Professional Engineer and Certified Construction Documents Technologist. We specialize in the creation of precise mechanical and electrical designs and comprehensive construction documents. Our team manages a diverse range of complex projects across commercial, institutional, and industrial sectors. We bring deep technical knowledge to every engagement, ensuring that all systems are efficient and compliant.

Our capabilities include advanced power system analysis and high voltage distribution design. We prioritize professional standards and technical accuracy to solve our clients' most challenging infrastructure problems. Our operational history demonstrates a consistent commitment to engineering excellence and reliability. We leverage a skilled team of CAD technicians to produce high-quality technical drawings. Client satisfaction is achieved through our meticulous attention to detail and adherence to rigorous industry codes. We remain dedicated to supporting the growth of our local community through professional engineering leadership.
Highlights and features
  • We have provided expert engineering services since 2003.
  • Our principal is a Certified Construction Documents Technologist.
  • We hold professional registrations in Missouri and Illinois.
  • Our team specializes in high voltage distribution systems.
  • We deliver specialized designs for industrial and commercial sectors.
Services
Electrical Design
We provide comprehensive electrical design services including power systems and lighting. Our expertise serves commercial and industrial clients requiring high voltage distribution and power quality correction. These services ensure safe, efficient, and reliable electrical infrastructure for diverse facility types.
Mechanical Design
Our team develops detailed mechanical designs focusing on HVAC and plumbing systems. We create precise construction documents for institutional and commercial projects to optimize building performance. This service ensures that climate control and water systems meet all professional standards.
Construction Documents
We produce professional construction documents and technical drawings using advanced CAD operations. This service provides contractors and owners with the exact specifications needed for successful project execution. We ensure all documentation is accurate and compliant with regional building codes.
Power System Analysis
Our engineers perform detailed power system analysis and power quality correction for industrial clients. We identify inefficiencies and design solutions to stabilize electrical performance and prevent system failures. This technical approach reduces operational risks and improves overall energy reliability.
High Voltage Distribution
We specialize in the design and replacement of high voltage distribution systems. This service is tailored for large-scale industrial and commercial facilities requiring significant power capacity. Our authoritative approach ensures a secure and scalable electrical backbone for the facility.