Sarah Stremlau

Chief Strategy and Operating Officer

About Sarah

As Chief Strategy and Operating Officer, Sarah leads the development and implementation of Orr Group’s firmwide strategy as well as oversees the organization’s internal operations, which include Finance, People & Culture, and Operations & Technology. In this role, Sarah works across the organization to develop the firm’s long-term and short-term strategic initiatives and ensures that the internal operational infrastructure is in place to effectively and efficiently execute on those initiatives and support the firm’s continued evolution, maturation, and growth.

Sarah has more than 20 years of experience helping nonprofit, philanthropic, and government leaders more effectively, efficiently, and strategically scale and achieve greater impact. Across her career in the social sector, Sarah has helped nonprofit and government entities use data, set vision, and identify and establish the resources, systems, and processes needed to achieve growth and change.

Prior to joining Orr Group, Sarah was President of LOCUS Impact Investing, which empowers philanthropists to leverage their assets and use innovative financing tools for community economic development. Before joining LOCUS, Sarah was an Associate Managing Director at Arabella Advisors. In this capacity, she co-led the 100+ member Managed Organizations team, which developed, incubated, launched, and provided the operational infrastructure to hundreds of charitable initiatives.

This is Sarah’s second stint at Orr Group, where she worked for five years prior to Arabella Advisors. As Vice President of Strategy at the time, Sarah developed sustainable organizational and revenue strategies for a broad spectrum of nonprofits. Earlier in her career, Sarah was Senior Research Officer at the National Endowment for the Arts (NEA), where she oversaw the NEA’s research portfolio and developed the strategic plan for the Endowment. Additionally, she worked in the Poverty Reduction and Economic Management Group at the World Bank, coordinating a 15-country study on economic mobility.

Selected Recent Partners:
  • BAYADA Home Health Care
  • Proteus Fund
When I'm not working…

I’m exploring the many local playgrounds, trails, and nature preserves with my husband and very active toddler.

Favorite Book Genre

Literary Fiction