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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.
Harper Brothers Construction LLC is a family-owned civil construction company based in Houston, Texas, established in 2014. The company specializes in both commercial and residential construction, focusing on civil engineering projects such as excavation, concrete paving, and underground utilities. With a team of approximately 109-162 employees, Harper Brothers has built a strong reputation in the Houston area, leveraging extensive experience in partnering with municipalities and government agencies. The company offers a range of civil construction services, including excavation, paving, and underground utility installation. Their expertise extends to highway, street, and bridge construction, as well as residential projects like custom home building and remodeling. Harper Brothers is classified under various construction industry codes and has been active as a subcontractor on numerous jobs in the past year, showcasing their capability to handle complex projects effectively.
Frame Architecture is an architecture, interior design, planning and renovation firm that focuses on bringing out the best in their clients styles and desires.
Mackenzie is a provider of professional design services including architecture and interior design; structural, civil and traffic engineering; land use and transportation planning; and landscape architecture. Anchored in the foundational elements of high performance and client focus inspired by our founder, our firm continues to expand our expertise in civic and public safety, community infrastructure, education, federal, health and wellness, high tech, hospitality, industrial, mixed-use, office, retail, and sports and recreation projects.
Cooper Carry is a U.S.-based design firm providing architecture, planning, landscape architecture, interior design and environmental graphic design. The company is based in Atlanta with offices in Alexandria, Virginia; New York City; and. Cooper Carry was founded in Atlanta in 1960 by Jerry Cooper and Walter Carry.