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Day & Zimmermann is a century-old, family-owned company whose 21,000 employees specialize in construction & engineering, staffing and defense solutions for leading corporations and governments around the world. Operating from more than 150 worldwide locations with 2.2 Billion USD in revenue, Day & Zimmermann is currently ranked as one of the largest private companies in the U.S. by Forbes. Founded in 1901 and headquartered in Philadelphia, PA, our first work was to develop "Betterment Reports" that helped modernize American factories. Today, we are still in the business of betterment -- maintaining the nation's power infrastructure, protecting American freedoms and driving technological advancements around the world. We do what we say.
Since its founding, Isenhour Door Products, Inc. (IDP) has focused on being the leading Commercial Door and Hardware resource offering innovative door solutions to General Contractors, Architects, and End Users in Tennessee and surrounding states. We are committed to providing superior products and services through widely renowned and diverse channel partners; with a primary focus on service as our companies core principle.
AENZA is a regional corporation that specializes in engineering and construction services, infrastructure and energy concessions, and real estate management.
L&S Mechanical is a Texas-based mechanical services company founded in 1985, with its headquarters in Richardson and locations across Dallas, Fort Worth, Houston, San Antonio, and Austin. The company specializes in plumbing, HVAC (heating, ventilation, and air conditioning), and electrical services for single-family homes and small commercial buildings. L&S Mechanical offers a unique Tri-Trade Solution℠, which integrates plumbing, HVAC, and electrical services, allowing homebuilders, contractors, and homeowners to manage projects efficiently. Their services include plumbing for new home construction, HVAC installation and maintenance, electrical system services, and preventive maintenance programs that ensure long-term reliability for both new and existing customers. With a team of approximately 396 employees, L&S Mechanical is recognized for its commitment to quality and professionalism. The company emphasizes ongoing training for its technicians and maintains a customer-centric approach, ensuring honest recommendations and high customer satisfaction.
Climate Pros, LLC is a leading commercial refrigeration and HVAC company located in Glendale Heights, Illinois. With a workforce of over 1,600 employees, the company operates in 43 states, delivering services to various industries, including supermarket retail, refrigerated storage, convenience stores, and the biomedical sector. The company offers a wide range of services, including the design, construction, and maintenance of refrigeration systems, HVAC solutions, electrical and carpentry services, and full-scale construction project management. Climate Pros also provides equipment sales to support their refrigeration and HVAC systems, along with 24/7 emergency support for urgent needs. They serve a diverse client base, managing over 10,000 sites nationwide and emphasizing innovative technology to tailor their services to customer requirements. Climate Pros is committed to building long-term partnerships and delivering prompt, accurate service at fair prices.