Rosana Donoso Barredo

Washington New Americans Participant and Coalition Manager


DOJ-Accredited Repesentative
Hablo español

Rosana Donoso Barredo joined the Washington New Americans Program at OneAmerica in 2015 with a strong non-profit and political professional background. Rosana was a Volunteer Coordinator at United Planet in Boston, Massachusetts, and a Student Mentor and Program Facilitator at Intercordia Canada in Honduras. In addition, as an undergraduate student she traveled to Uganda in 2006 to complete a student run based program focused on child literacy and the understanding of refugee and internally displaced people’s issues in Kampala and the Gulu Region. Rosana worked as a Volunteer Coordinator and Political Desk Intern at the Obama for America presidential campaign in 2008 during the New Hampshire and Massachusetts primaries. She completed an Organizing Fellowship at Fuse Washington in 2014 and was a Fellow at the Institute for Democratic Future in 2016. Rosana holds a Master’s in Education from the University of British Columbia, with a focus on critical race theory and social justice in education, and a  Bachelor of Arts in Political Science and Journalism from Concordia University in Montreal. Her strong belief in racial justice and dedication to education and immigration policy is what drives Rosana’s work at the Washington New Americans Program and OneAmerica.

During her free time Rosana loves to travel, to cook complex recipes, and to build meaningful relationships from people of different cultures and backgrounds.  Rosana was born in Quito, Ecuador, moved to Massachusetts as a teenager, and has lived in Switzerland, Denmark, and Canada.

Carlos Martinez

Washington New Americans Program Associate

o: 206-452-8436 |

Hablo español

Carlos is a Los Angeles born and Seattle raised Chicano. Growing up in an immigrant community, he quickly started to notice how broken the immigration system is and began working with his community and local youth to advocate for legislation that would benefit and give equal opportunity to undocumented students and their families. He started working with OneAmerica in 2010 through their youth leader program and has stayed connected since then.

Carlos is also an artist. Through his paintings, he celebrates Chicanx culture as well as his Afro-Mexican roots and reflects/criticizes his environment which are his biggest influence.

Sarah Sumadi

Washington New Americans Senior Program Manager

o: 206-452-8423 |

DOJ-Accredited Repesentative
Hablo español

Sarah Sumadi graduated magna cum laude from Northwestern University with a B.S. in journalism and a concentration in Spanish. For two years, she served as Director of Volunteers and Communications at the Center on Halsted in Chicago, the largest LGBT community center in the Midwest. In 2011, she received a Rotary Ambassadorial Scholarship to Buenos Aires, Argentina. She spent two and a half years there and earned a master’s degree in international relations from the Universidad de San Andres. She also worked full-time as an academic adviser for EducationUSA, a program of the U.S. State Department, to help Argentine students apply to U.S. colleges and universities. Sarah is passionate about food and women’s economic development.

In 2014, she co-produced, edited and published the Leaders from the Kitchen cookbook, which brings together recipes and stories from more than 40 women leaders and entrepreneurs in Belize and Nicaragua. So far, book sales have raised more than $5,000 for organizations that provide small business training and support to low-income women in both countries.

Mallori Thompson Pryse

Washington New Americans Grants and Integration Manager

o: 206-452-8499 |

DOJ-Accredited Repesentative
Hablo español

Mallori Thompson Pryse brings to OneAmerica a breadth of experience in and commitment to economic and racial justice, particularly within the immigrant and labor rights movements. She received her Master of Social Work from the University of Washington with a concentration in community-centered integrative practice. Previously, Mallori obtained her Bachelor of Arts in Sociology and Anthropology, graduating with honors for her narrative thesis on the transformative process of Peace Corps volunteers. She also spent a semester studying and interning abroad in Buenos Aires, Argentina where she worked with students from low-income communities to learn English in preparation for their university studies.

Before joining OneAmerica, Mallori dedicated herself to workers’ rights as an organizer with a worker-led organization fighting for labor rights and living wages. While obtaining her Master of Social Work, she had the opportunity to work with El Centro de la Raza within the Homeownership Center and support the founding of their lending circles program. She later joined the Statewide Poverty Action Network as a graduate intern, where she worked with the SPEAK (Sharing Personal Experience As Knowledge) program to bring the voices of people experiencing poverty into advocacy in order to transform public discourse and change policies.

Adelina Solís

Washington New Americans Program Associate

o: 206-452-8408 |

Hablo español

Adelina Solis joined Washington New Americans in 2018. She is a proud daughter of immigrants, and passionately believes that immigrant rights are human rights.

Prior to joining WNA, she worked at Global Partnerships, a Seattle-based impact investing organization, which works to expand opportunity for people living in poverty. She also spent a year in Ben Tre City, Vietnam as an English teacher through the Fulbright program. In this role, she taught students, teachers, and community members who otherwise had limited access to learning from native English speakers.

Adelina graduated magna cum laude from Scripps College with a major in Linguistics and a minor in Italian Studies, and is fluent in English, Spanish, and Italian. Her undergraduate thesis on Esperanto was published by Fiat Lingua, an online journal dedicated to constructed languages. As part of her coursework and out of personal interest, she has also studied French, American Sign Language, Russian, Quechua, Vietnamese, Swahili, and Malayalam.

Lindsey Bui

Washington New Americans Program Associate

o: 206-723-2203 |

Speaks Vietnamese

Lindsey Bui is a first generation Vietnamese American. She is currently an undergraduate at the University of Washington pursing a degree in Public Health. She is a community building officer with the School of Public Health Association where she fosters unity and inclusion within the school. The socioeconomic factors that affect people’s health and the disparities in her family and community drives her passion for social justice.

Previously, she has worked with individuals from a variety of racial, socioeconomic backgrounds through her volunteer work as an English language tutor at Asian Counseling and Referral Services and as a mentor through the UW’s Dream Project. At ACRS, she worked closely with API immigrants and refugees by helping them learn English, digital literacy and study for their citizenship tests. She later became a UW Dream Project mentor where she developed post-secondary plans with Rainier Beach high school students and guided them through the college application process.

In her spare time Lindsey loves to bike, hot yoga, see live music and try new places to eat.