Mirik leads Spectrum Impact, the family office of one of the promoters of Aarti Industries, which is dedicated to investing in innovative climate solutions. Under his leadership, Spectrum Impact deployed capital over 70 organizations worldwide through a diverse investment strategy that includes grants, equity, and debt financing.

The family office has significantly invested globally in areas of nuclear fusion, nuclear fission, direct lithium extraction, energy efficient appliances, carbon nanotubes, next generation food technologies, bioenergy, plastics circularity, tipping point research, green hydrogen, carbon capture, and low carbon cement. Mirik's strategic investments underscore his steadfast commitment to fostering innovation and sustainability.

Mirik's visionary leadership extends to his role with SCALE (Solving Climate Action by Leveraging Ecosystem), an innovative ecosystem-building initiative integrating a climate lens into ChemTech's golden jubilee celebrations. SCALE serves as a platform that helps to scale up cutting-edge climate solutions within the Indian manufacturing sector. At the first edition of the SCALE event in March 2024, approximately 500 attendees, including exhibitors, delegates, speakers, and visitors, participated.

The event featured around 50 exhibitors across the globe, 14 thematic sessions featuring 60 presentations. This comprehensive participation underscores SCALE's commitment to advancing climate action through collaborative efforts.

Mirik's dedication to sustainability extends to his deep involvement in membrane research, a critical field for advancing clean technology solutions. His family's generous grant towards establishing the Gogri Hub for Membrane Research at IIT Bombay reflects his commitment to supporting translational research initiatives. This initiative underscores Mirik's ability to identify and invest in critical areas of environmental research, furthering innovations that tackle pressing global challenges.