Aenza S.A.A.
NYSE:AENZAenza S.A.A., together with its subsidiaries, engages in the Infrastructure, Energy, Engineering and Construction, and Real Estate businesses in Peru, Bolivia, Chile, Mexico, and Colombia. The company's Infrastructure segment offers long-term concessions or similar contractual arrangements in Peru for highways with tolls, Lima Metro, a sewage treatment plant in Lima, as well as operation and maintenance services for infrastructure assets. Its Engineering and Construction segment provides traditional engineering services, such as structural, civil, and design engineering; and services ranging from architectural planning to advanced specialties comprising process design, simulation, and environmental services. This segment also provides services related to civil works, which include construction of hydroelectric power stations and other large infrastructure facilities; electro mechanic construction, such as concentrator plants, oil, and natural gas pipelines, and transmission lines; and building construction comprising office and residential buildings, hotels, affordable housing projects, shopping centers, and industrial facilities, as well as procurement services; maintains plants and industrial facilities; and rents construction equipment. It serves mining, power, oil and gas, transportation, real estate, and other infrastructure sectors. The company's Real Estate segment develops and sells luxury properties, offices, and commercial spaces. The company was formerly known as Graña y Montero S.A.A. and changed its name to Aenza S.A.A. in November 2020. Aenza S.A.A. was founded in 1933 and is based in Lima, Peru.
Great Lakes Dredge & Dock
NASDAQ:GLDDGreat Lakes Dredge & Dock Corporation provides dredging services in the United States. The company engages in capital dredging that consists of port expansion projects; coastal restoration and land reclamations; trench digging for pipelines, tunnels, and cables; and other dredging related to the construction of breakwaters, jetties, canals, and other marine structures. It is also involved in coastal protection projects that comprises of moving sand from the ocean floor to shoreline locations where erosion threatens shoreline assets; maintenance dredging, which consists of the re-dredging of previously deepened waterways and harbors to remove silt, sand, and other accumulated sediments; lake and river dredging, inland levee and construction dredging, environmental restoration and habitat improvement, and other marine construction projects; and land reclamations, channel deepening, and port infrastructure development. The company serves federal, state, and local governments; foreign governments; and domestic and foreign private concerns, such as utilities, oil and gas, and other energy companies. It operates hydraulic dredges, hopper dredges, mechanical dredges, unloaders, drill boats, and material and other barges equipment. The company was formerly known as Lydon & Drews Partnership and changed its name to Great Lakes Dredge & Dock Corporation in 1905. Great Lakes Dredge & Dock Corporation was founded in 1890 and is headquartered in Houston, Texas.
Limbach
NASDAQ:LMBLimbach Holdings, Inc. operates as a building systems solution company in the United States. It operates through two segments, General Contractor Relationships and Owner Direct Relationships. The company engages in the construction and renovation projects that involve primarily include mechanical, plumbing, and electrical services. It also provides critical system repair, MEP infrastructure projects, maintenance contracts, building automation upgrades, data driven insights, and program management services. In addition, it offers captive engineering capabilities, estimating and virtual design; and professional engineering, energy analysis, estimation, and detail design and three-dimensional building installation coordination services. The company serves research, acute care, and inpatient hospitals; public and private colleges, universities, research centers; sports arenas; entertainment facilities, and amusement rides and parks; data centers; automotive, energy and general manufacturing plants; and life sciences, including organizations and companies, whose work is centered around research and development focused on living things. Limbach Holdings, Inc. was founded in 1901 and is headquartered in Warrendale, Pennsylvania.
Orion Group
NYSE:ORNOrion Group Holdings, Inc. operates as a specialty construction company in the building, industrial, and infrastructure sectors in the United States, Alaska, Hawaii, Canada, and the Caribbean Basin. It operates in two segments, Marine and Concrete. The company provides marine construction services, including construction, restoration, dredging, maintenance, and repair of marine transportation facilities and pipelines, bridges and causeways, and marine environmental structures. Its marine transportation facility projects comprise cruise ship port facilities, private terminals, special-use navy terminals, recreational use marinas and docks, and other marine-based facilities, as well as building or rehabilitating public port facilities for container ship loading and unloading. The company also offers on-going maintenance and repair, inspection, emergency repair, and demolition and salvage services. Its marine pipeline service projects include the installation and removal of underwater buried pipeline transmission lines; the installation of pipeline intakes and outfalls for industrial facilities; the construction of pipeline outfalls for wastewater and industrial discharges; river crossing and directional drilling; the creation of hot taps and tie-ins; and inspection, maintenance, and repair services. The company's bridge and causeway projects include the construction, repair, and maintenance of overwater bridges and causeways, as well as the develops fendering systems in marine environments. The company also provides specialty services, such as design, salvage, demolition, surveying, towing, diving and underwater inspection, excavation, and repair services. In addition, it offers elevated concrete pouring for columns, elevated beams, and structural walls; and light commercial services comprising slabs, sidewalks, ramps, and tilt walls. The company was founded in 1994 and is headquartered in Houston, Texas.