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Procurement Opportunities

ISC uses competitive procurement methods to ensure transparency and fairness in our selection process. Below are our open solicitations—click the links to view detailed information for each opportunity

All bids and proposals must be submitted to ISC by the specified deadline to be considered. Submission guidelines and requirements are provided within each solicitation’s details.

Open Proposals

We do not currently have any open proposals. 

Anti-Human Trafficking Statement

As per ISC’s HR Policy Manual, ISC prohibits its directors, officers, employees, partners (including but not limited to grantees, contractors, subcontractors or their employees) or other agents representing or acting on behalf of ISC, from engaging in trafficking in persons; procurement of a commercial sex act; use of forced labor; or acts that directly support or advance trafficking in persons. For additional definitions and guidance refer to USAID’s Standard Provisions for U.S. Nongovernmental Organizations: A Mandatory Reference for ADS Chapter 303 (July 2015). Anyone may report, without fear of retaliation, activity inconsistent with these prohibitions to ISC’s Vice President for People and Culture at 535 Stone Cutters Way, Montpelier VT 05602, peopleandculture@sustain.org or (802) 229-2900. Reports may also be made through the  Global Human Trafficking Hotline (1-844-888-FREE or help@befree.org).

SIWI World Water Week 2021
Giving Tuesday