Infosys Limited, together with its subsidiaries, provides consulting, technology, outsourcing, and next-generation digital services in North America, Europe, India, and internationally. It provides digital marketing and digital workplace, digital commerce, digital experience and interactions, metaverse, data analytics and AI, applied AI, generative AI, sustainability, blockchain, engineering, Internet of Things, enterprise agile DevOps, application modernization, cloud, digital process automation, digital supply chain, Microsoft business application and cloud business, service experience transformation, energy transition, cyber security, and quality engineering solutions; Oracle, SAP, and Saleforce solutions; API economy and microservices; and Topaz, an AI-first set of services, solutions, and platforms using generative AI technologies. The company's products and platforms include Finacle, a core banking solution; Edge suite of products; Panaya platform, Infosys Equinox, Infosys Helix, Infosys Applied AI, Infosys Cortex, and Stater digital platforms; and Infosys McCamish, an insurance platform. It serves aerospace and defense, agriculture, automotive, chemical manufacturing, communication, consumer packaged goods, education, engineering procurement and construction, healthcare, high technology, industrial manufacturing, information services and publishing, insurance, life science, logistics and distribution, media, entertainment, mining, oil and gas, private equity, professional, public, retail, travel, hospitality, utilities, and waste management industries. The company was formerly known as Infosys Technologies Limited and changed its name to Infosys Limited in June 2011. Infosys Limited was incorporated in 1981 and is headquartered in Bengaluru, India.

Tetra Tech, Inc. provides consulting and engineering services in the United States and internationally. The company operates through two segments, Government Services Group (GSG) and Commercial/International Services Group (CIG). The GSG segment offers early data collection and monitoring, data analysis and information management, science and engineering applied research, engineering design, project management, and operations and maintenance services; and climate change and energy management consulting, as well as greenhouse gas inventory assessment, certification, reduction, and management services. This segment serves federal, state, and local governments; and development agencies in water resources analysis and water management, environmental monitoring, data analytics, government consulting, waste management, and a range of civil infrastructure master planning and engineering design markets. The CIG segment provides early data collection and monitoring, data analysis and information management, feasibility studies and assessments, science and engineering applied research, engineering design, project management, and operations and maintenance services; and environmental remediation and reconstruction services, and industrial water treatment services. This segment serves natural resources, energy, and utilities markets, as well as sustainable infrastructure master planning and engineering design for facilities, transportation, and local development projects. Tetra Tech, Inc. was founded in 1966 and is headquartered in Pasadena, California.

FTI Consulting, Inc. provides business advisory services to manage change, mitigate risk, and resolve disputes worldwide. The company operates through Corporate Finance & Restructuring, Forensic and Litigation Consulting, Economic Consulting, Technology, and Strategic Communications segments. The Corporate Finance & Restructuring segment provides business transformation and strategy, transactions, and turnaround and restructuring services. The Forensic and Litigation Consulting segment offers construction and environmental solutions, data and analytics, disputes, health solutions, and risk and investigation services. The Economic Consulting segment provides antitrust and competition economics, financial economics, and international arbitration services. The Technology segment offers corporate legal department consulting; e-discovery and expertise; and information governance, privacy, and security services. The Strategic Communications segment provides corporate reputation, financial communications, and public affairs services. It serves aerospace and defense, airlines and aviation, blockchain and digital assets, chemicals, construction and environmental solutions, energy, financial services, food and agriculture, healthcare and life sciences, hospitality, gaming and leisure, automotive and industrial, insurance, mining, private equity, power and renewable, public sector and government contracts, real estate, retail and consumer products, telecom, media and technology, and transportation and logistics sectors. FTI Consulting, Inc. was incorporated in 1982 and is headquartered in Washington, the District of Columbia.

Science Applications International Corporation provides technical, engineering, and enterprise information technology (IT) services primarily in the United States. The company's offerings include IT modernization; digital engineering; artificial intelligence; Weapon systems support design, build, modify, integrate, and sustain weapon systems; and end-to-end services, such as design, development, integration, deployment, management and operations, sustainment, and security of its customers' IT infrastructure, as well as training and simulation and ground vehicles support which integrates, modify, upgrades, and sustains ground vehicles for nation's armed forces. It serves the U.S. army and navy; air force, other Department of Defense and Federal Government; joint commands and space force; federal civilian agencies; health services; and space industries. The company was formerly known as SAIC Gemini, Inc. and changed its name to Science Applications International Corporation in September 2013. Science Applications International Corporation was founded in 1969 and is headquartered in Reston, Virginia.

NV5 Global, Inc. provides technology, conformity assessment, consulting solutions, and software applications to public and private sector clients in the infrastructure, utility services, construction, real estate, environmental, and geospatial markets in the United States and internationally. It operates through three segments: Infrastructure; Building, Technology & Sciences; and Geospatial Solutions. The company offers site selection and planning, design, water resources, structural engineering, land development, surveying, power delivery, building code compliance, and other services. It is also involved in the construction of highways, bridges and tunnels; development of rail and light rail systems; provision of services related to street and roadway construction; and construction materials testing and engineering, geotechnical engineering and consulting, and forensic consulting services. In addition, the company provides governmental outsourcing and consulting, and technical outsourcing services; and geospatial data analytic and mapping services, as well as remote sensing services. Further, it offers mechanical, electrical, and plumbing design; commissioning; energy performance, management, and optimization; climate change and reducing CO2 emissions; building program management; acoustical design consulting; and audiovisual–security and surveillance–information technology–data center services. Additionally, the company provides various services, such as investigating and analyzing environmental conditions, and recommending corrective measures and procedures; occupational health and safety services; radiation exposure and protection, and nuclear safety and industrial hygiene analyses services; hydrogeological modeling and environmental programs. The company was formerly known as NV5 Holdings, Inc. and changed its name to NV5 Global, Inc. in December 2015. NV5 Global, Inc. was founded in 1949 and is headquartered in Hollywood, Florida.

Grid Dynamics Holdings, Inc., together with its subsidiaries, provides technology consulting, platform and product engineering, and analytics services in North America, Europe, and internationally. It offers cloud platform and product engineering services, such as architecting, designing, and building scalable and secure cloud-based platforms and business applications; and AI/machine learning and data platform engineering services that build platforms to facilitate batch and streaming data ingestion, quality governance, orchestration, semantic modeling, observability, and analysis at scale. The company provides digital engagement services, including digital ecosystem design and implementation; and supply chain, Internet of Thing, and advanced manufacturing, which focuses on transforming traditional operations into smart and connected ecosystems. It serves customers that operate in the tech, media, telecommunications, retail, consumer packaged goods, manufacturing, and finance industries. The company was formerly known as ChaSerg Technology Acquisition Corp. and changed its name to Grid Dynamics Holdings, Inc. Grid Dynamics Holdings, Inc. was founded in 2006 and is headquartered in San Ramon, California.

Willdan Group, Inc., together with its subsidiaries, provides professional, technical, and consulting services primarily in the United States. It operates in two segments, Energy, and Engineering and Consulting. The Energy segment offers comprehensive audit and surveys, program design and implementation, master planning, demand reduction, grid optimization, benchmarking analyses, design engineering, construction management, performance contracting, installation, alternative financing, measurement and verification services, and software and data analytics, as well as energy consulting and engineering, turnkey facility and infrastructure projects, and customer support services. The Engineering and Consulting segment provides building and safety, city engineering and code enforcement, development plan review and inspection, disaster recovery, geotechnical and earthquake engineering, planning and surveying, contract staff support, program and construction management, structural engineering, transportation and traffic engineering, and water resources services. This segment also offers district administration, financial consulting, and federal compliance services. It serves public and governmental agencies, including cities, counties, redevelopment agencies, water districts, school districts, and universities; investor and municipal owned energy utilities; state and federal agencies; and commercial and industrial firms, as well as various other special districts and agencies. The company was founded in 1964 and is headquartered in Anaheim, California.

ENGlobal Corporation provides engineering and professional project execution services primarily to the energy sector in the United States and internationally. It operates in two segments, Commercial and Government Services. The Commercial segment provides multi-disciplined engineering services and fabrication relating to the development, management, and execution of projects requiring professional engineering and related project management services. It offers conceptual studies, project definition, cost estimating, engineering design, environmental compliance, material procurement, project management, construction management, and fabrication services. The Government Services segment provides design, integration and implementation of process distributed control and analyzer systems, advanced automated data gathering systems, information technology, and the maintenance of these systems; and electrical and instrument installation, technical services, ongoing maintenance, calibration, and repair services. It also provides services related to the engineering, design, installation, and maintenance of automated fuel handling and tank gauging systems for the United States military. The company serves Fortune 500 companies in the energy industry and the United States government. The company was formerly known as Industrial Data Systems Corporation and changed its name to ENGlobal Corporation in June 2002. ENGlobal Corporation was founded in 1985 and is headquartered in Houston, Texas.