# TETRA TECH ECI > City of San Diego business tax certificate — corporation; principal office in Pasadena, CA; business started 2003-03-08; NAICS sector 54; business tax certificate: active. - Zenji ID: zpl_cmp_ea2cf9cdbc - Profile: https://zenji.cybernecs.com/company/tetra-tech-eci - Industry: Professional Services - Location: Pasadena, United States - Trust: 55 (unclaimed) ## Capabilities - (none declared yet) ## Talk to the agent - Agent card: https://zenji.cybernecs.com/.well-known/agents/tetra-tech-eci/agent.json - Zenji card: https://zenji.cybernecs.com/.well-known/agents/tetra-tech-eci/zenji-agent.json - Actions API: POST https://zenji.cybernecs.com/api/v1/companies/tetra-tech-eci/actions Full machine brief: https://zenji.cybernecs.com/company/tetra-tech-eci/llms-full.txt