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Business Details
19 Years
experience
Your Trusted Partner for Engineering Solutions in Springfield, MO
At CJD Engineering, we are dedicated to delivering high-quality engineering solutions tailored to our clients' unique needs. Our team of experienced professionals specializes in mechanical, electrical, and plumbing systems engineering, building automation, commissioning, testing, adjusting, and balancing (TAB), and energy services. With two strategically located offices in Springfield and St. Louis, Missouri, we serve clients across the United States, supported by professional engineering licenses in 47 states. Our commitment to excellence is underscored by our NEBB certification for Testing, Adjusting and Balancing and AABC Commissioning Group certification, reflecting our adherence to industry standards. We pride ourselves on a collaborative approach, working closely with clients to understand their goals and develop customized solutions that prioritize sustainability and operational efficiency.

Our diverse project portfolio spans commercial, healthcare, education, industrial, and government sectors, demonstrating our versatility and technical expertise. We continuously seek feedback to refine our services, ensuring we meet the evolving demands of our clients while maintaining a focus on innovation and quality. Our engineers bring decades of combined experience in designing systems that optimize energy efficiency, reduce environmental impact, and enhance building performance. From initial concept to project completion, we provide comprehensive support, including design reviews, field inspections, and post-construction training, to guarantee systems function as intended. This holistic approach has earned us a reputation for reliability, technical proficiency, and client-centric service in the engineering industry.
Services
Mechanical Engineering Electrical Engineering Energy Commissioning Testing Adjusting Balancing Building Automation
Details
  • Year established: 2007
Highlights and features
  • We hold professional engineering licenses in 47 states for nationwide service.
  • Our NEBB-certified team ensures HVAC systems meet rigorous performance standards.
  • We offer end-to-end engineering solutions from concept through post-construction support.
  • Our 18+ years of experience spans diverse sectors including healthcare and industrial facilities.
  • We implement sustainable practices to reduce environmental impact while optimizing efficiency.
Associations and certifications
  • NEBB
  • AABC Commissioning Group
Services
Mechanical Engineering
Our mechanical engineering services design efficient heating, ventilation, and air conditioning systems tailored to building requirements. We specialize in central chilled water plants, geothermal systems, and energy recovery solutions that reduce operational costs. Our team ensures optimal performance through precise system sizing and integration with building automation controls.
Electrical Engineering
We provide comprehensive electrical engineering for commercial buildings, including power distribution, emergency generation, and lighting control systems. Our designs incorporate energy-efficient LED lighting and daylight harvesting technologies. We ensure code compliance and reliability through photometric analysis and structured cabling solutions for communication infrastructure.
Energy Commissioning
Our commissioning services verify building systems meet design specifications and performance goals. We follow ASHRAE guidelines to test HVAC, electrical, and automation systems during all project phases. This includes LEED-enhanced commissioning, building envelope analysis, and functional testing of emergency power systems to ensure long-term operational efficiency.
Testing Adjusting and Balancing
As NEBB-certified professionals, we balance HVAC systems to achieve design-specified airflow and hydronic performance. Our services include duct leakage testing, fume hood exhaust calibration, and cleanroom pressurization verification. We provide detailed TAB reports to document system optimization and compliance with industry standards.
Building Automation
We design integrated building automation systems that manage HVAC, lighting, and security through centralized controls. Our solutions improve energy efficiency and occupant comfort while providing real-time monitoring capabilities. We implement SCADA and energy management platforms for industrial and commercial facilities to streamline operations.
Questions
What engineering services does CJD offer?
We provide mechanical, electrical, plumbing, energy modeling, commissioning, and testing/adjusting/balancing services for commercial and industrial buildings.
How does CJD ensure system performance?
We follow ASHRAE guidelines and AABC Commissioning Group standards through design reviews, functional testing, and post-construction validation.
Do you work on LEED-certified projects?
Yes, we provide LEED design documentation and enhanced commissioning services to meet sustainability certification requirements.
What industries do you serve?
We work with healthcare facilities, educational institutions, industrial plants, commercial offices, and government buildings nationwide.
Are you licensed in multiple states?
Our engineers hold licenses in 47 states to support projects across the United States.
How do you handle system maintenance?
We offer 10-month post-construction reviews and ongoing performance monitoring to ensure long-term system efficiency.