Muthukumaar, G. K. is a Prtner in GMS Law Associates. He was earlier Senior Associate and head of the Chennai Office of Anand and Anand Advocates.

His areas of practice includes, IP litigation before the Madras High Court and The Intellectual Property Appellate Board pertaining to Trademarks, Patents, Designs, Copyright and Geographical Indications. Trademark prosecution before the Trademark Offices including handling of oppositions and arguing cases during hearings. Copyright prosecution for registration of Copyright before the Copyright Registry.

He has extensively handled a wide variety of Geographical Indication registrations pertaining to agricultural and industrial goods, handicrafts and foodstuffs of which many are prominent GIs of the country. He has also undertaken criminal enforcement actions for IP infringement.