Our Approach


Our Story

Five Hundred B (500B) Solutions Pvt. Ltd. is a startup consulting company established in 2012. The company is guided by the vision of providing practical and sustainable solutions to its clients through careful analysis of the sustainability pillars - technical, financial, social and environmental aspect for any solutions and services it provides. 500B Solutions strive to create synergies between different pool of talents and provide a platform to merge innovative ideas, and provide solutions at its best. The founding team comprises of motivated and multidisciplinary team with backgrounds in environmental science, civil/structural engineering, agriculture, health, grassroots platform building and social entrepreneurship.

Meet the Team

Our core team comprises of energetic, mid-career professional with hands on experience in water and sanitation sector.

Mingma potrait

Mingma Gyalzen Sherpa


Mingma Sherpa comes Junbesi, Nepal. He is an Environmental Sanitation Specialist by profession and has over 15 years of hands on experience. Core area of experience includes citywide sanitation planning and faecal sludge management, use of FSM diagnostic tools, validating planning tools and approaches and implementing integrated water and sanitation projects in small towns. Worked mainly in Nepal including short-term assignments in Bangladesh, Mongolia, Pakistan and Thailand. Mingma holds a PhD in Environmental Engineering and Management from the Asian Institute of Technology, Thailand. Besides work, enjoys being with friends, socialising, hiking and travelling.

Anjali potrait 2

Anjali Manandhar


Anjali is an Environmental Sanitation Specialist by profession..


Abhinay Man Shrestha

Program Associate