Browse the Top 14 Engineering Companies Serving Chicago, IL

TERRA Engineering provides full-service civil engineering, landscape architecture, and surveying solutions tailored to client needs. Established in 1992, this woman-owned firm specializes in delivering quality projects within scope, budget, and schedule across multiple regions. Their multidisciplinary approach addresses complex infrastructure challenges while prioritizing sustainability and community impact.

Scientific Control Laboratories is a NELAP-certified environmental and materials testing laboratory specializing in regulatory compliance, safety audits, and engineering consulting for industrial clients. With over 80 years of experience, we serve metal finishing, automotive, aerospace, and medical industries through chemical testing, corrosion analysis, and environmental monitoring. Our ISO 10725-accredited facilities and team of professional engineers ensure accurate results and adherence to EPA, OSHA, and DOT regulations.

Air Filter Engineers provides specialized HVAC filtration solutions for commercial, industrial, and healthcare facilities. We offer custom-sized filters, HEPA systems, carbon filtration, and MERV-rated products to improve indoor air quality. With 72 years of expertise, we deliver installations, deliveries, and compliance-focused services to minimize environmental impact.

McTigue & Spiewak provides professional land surveying services specializing in ALTA/ACSM surveys, condominium conversions, and construction staking. Serving attorneys, builders, and homeowners since 1975, we deliver precise mapping and boundary analysis across Chicago and southeastern Wisconsin using advanced geospatial technology.

Sargent & Lundy delivers engineering, design, and project services for power generation, transmission, and industrial systems. Since 1891, we've pioneered nuclear, renewable, and conventional energy solutions while expanding into decarbonization and national security sectors. Our ISO-certified quality systems and technical expertise address complex challenges across 30+ global offices.

Globetrotters delivers architecture, engineering, and construction management services with over 50 years of expertise. We specialize in infrastructure development across transportation, healthcare, and municipal sectors. Our integrated approach combines technical excellence with sustainable practices to create lasting community impact.

dbHMS provides engineering, commissioning, and sustainability consulting services for high-performance buildings. Specializing in LEED certification, energy modeling, and integrated design, the company serves education, civic, and commercial sectors. With expertise in mechanical, electrical, and plumbing systems, dbHMS delivers innovative solutions that prioritize environmental responsibility and operational efficiency.

APEX Consulting Engineers specializes in civil engineering and construction management services for transportation infrastructure projects. With 20 years of experience and a team of 25 certified professionals, we deliver client-focused solutions that prioritize quality, integrity, and technical excellence. Our services span project lifecycle management from initial planning to final execution, serving government agencies and private clients across Illinois and Wisconsin.

EFK Moen provides civil engineering and land surveying services specializing in transportation infrastructure. The firm delivers roadway, bridge, and highway design solutions to public agencies and private developers. With expertise in traffic engineering and construction management, we combine technical precision with community-focused outcomes.

Klein & Hoffman specializes in structural and architectural engineering services, including building evaluations, repairs, and enclosure consulting. We deliver practical solutions for commercial, residential, and historic properties, emphasizing safety, compliance, and sustainability. Our expertise spans from faade inspections to energy modeling, ensuring long-term building performance.

R & G Engineering provides proactive management and design services for transportation infrastructure projects. Specializing in construction management, design, and inspection, the firm supports clients across Illinois and nationally. With over 100 completed projects since 2005, they prioritize safety, precision, and client collaboration.

NCSEA advances structural engineering through education, advocacy, and professional development. We provide accredited webinars, technical publications, and community resources for structural engineers nationwide. Our initiatives include the Diamond Review Program for continuing education and advocacy efforts supporting state associations.

QualiTECH Engineering provides specialized electrical engineering design services for power generation and delivery projects. Since 2003, we have delivered precise, schedule-driven solutions to utility companies, construction firms, and engineering organizations nationwide. Our expertise spans substation design, automation, and commissioning, emphasizing safety, efficiency, and client partnership.

Illinois Engineered Products has been manufacturing durable security gates since 1962, specializing in heavy-duty, weather-resistant solutions for commercial and industrial applications. Our products include folding gates, storefront gates, portable gates, and storage systems designed for maximum security and longevity. Made entirely in the USA with recycled materials, our gates combine strength, customization, and environmental responsibility to protect businesses across diverse industries.