Yatin yes there are some firms like Goldman Sachs, Fidelity etc. which offers a role of Investment Banking. Your question whether they come regularly or not; generally these companies visit atleast all old IIMs including IIM Shillong but what role they are offering varies every year depending on the economy and requirement of the company.

According to last year placement records in IIM Shillong average salary offered was Rs. 14.27 lakhs per annum, median salary offered was Rs. 14 lakhs per annum and maximum salary offered was Rs. 26 lakhs per annum.

Some of the Companies / Recruiters who visited the campus are:

Amazon, Berger Paints, Cognizant, Dell, Deloitte, fidelity, Future Group, Glaxo SmithKline, Google, Goldman Sach, HSBC, IBM, ICICI, ICICI Prudential, Infosys, JP Morgan Chase, Kohler, Mahindra and Mahindra, Mind Tree, Nomura, Pfizer, RBL Bank, State Bank of India, Tata Motors, Tata Steel, Thomson Reuters, TitanIndustries, Voonik, Wipro, YesBank, ZS Associates

This is not an exhaustive list. Other than these companies there were lot more companies which visited the campus for final placement.

Hello Yatin,  IIM shillong provide Banking operation course, there is no specific course to investment Banking... Other than Banking operation, IIM shillong also provides - operation Management, General Management, Business consulting, Project Management, R&D, IT development and so on...