TTEK vs ESTC Comparison

Tetra Tech Inc provides consulting and engineering services for environmental, infrastructure, resource management, energy, and international development markets. It specializes in providing water-related services for public and private clients. It designs infrastructure, facilities, and other structures with complex plans and resource management. it has two reportable segments. Its Government Services Group (GSG) segment includes activities with U.S. government clients (federal, state and local) and activities with development agencies world-wide. Commercial/International Services Group (CIG) segment, which derives maximum revenue, includes activities with U.S. commercial clients and international clients other than development agencies.

Elastic is a software company that specializes in AI-search, observability, and security deployments. Its search division offers both traditional keyword search and vector search methods to enable more context-aware querying. The software has open-source origins but generates revenue through valuable add-ons, including simplified data orchestration and server scaling techniques.