How do i contact the tcs corporate office? Email: [email protected]. Phone: +1 203-984-3978. Industry Analyst Contacts. If you are an industry analyst or have question related to analyst information: Please email us at [email protected]. *Required fields.How do i contact tata consultancy services india? Mailing Address: Tata Consultancy Services Limited. 9th Floor, Nirmal Building, Nariman Point, Mumbai 400 021, India. Ph: +91-22-6778 9595 +91-22-6778 9191 +91-22-6778 9179. Fax: +91-22-6630 3672How do i apply for a job with msa? MSA combines hands-on expertise with information and technology to minimize our clients' vulnerabilities to threats and lessen risks in order to protect their personnel and property. To apply for a job or check on the status of an application, please visit our Careers page or contact our Human Resources at [email protected].