Chief of Staff to the CEO

LabStart Climate Ventures is looking for a Board Chair to help govern and steer a venture studio building climate companies from scratch. You'd shape strategy, hold the management team accountable, and bring your network to bear on a portfolio that exists to spin labs out into commercial climate businesses. A meaningful governance seat for someone who's already chaired or sat on climate-tech boards.

The Mirror Biology Dialogues Fund convenes researchers, ethicists and policymakers around mirror biology – synthetic life built from non-natural mirror molecules, which prominent scientists have called one of the most serious biosecurity risks on the horizon. The ED's Associate runs operations, prep and coordination for that work, sitting next to the leadership of a tiny but consequential nonprofit at the frontier of biosecurity governance.

Lifted is a venture-backed home care company (the kind that's actually trying to fix elderly care, not just digitise the existing mess). Director of Strategic Initiatives & Special Projects is the catch-all senior generalist seat – new business lines, geographic expansion, partnerships, operational unblockers – directly with leadership. US Remote.

Tides Network is one of the largest social-justice fiscal sponsors in the US – they incubate and back nonprofits, social ventures and movement infrastructure across racial justice, climate, gender equity and democracy. Chief of Staff to one of the senior leaders, working across an unusually complex portfolio of mission-driven organisations.