Company lists · Data refreshed September 2026
Top 25 Nonprofit mentoring organizations based in Washington, United States
RevenueBase identified 100 nonprofit mentoring organizations headquartered in Washington, United States as of September 2026 and tracks 3,482 professional contacts across them, including 483 with verified work emails. New York is the largest hub.
This list covers nonprofit mentoring organizations headquartered in Washington, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest nonprofit mentoring organizations based in Washington, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,328 contacts → | ||||
Indirect evidence “SCORE is the nation’s largest network of volunteer, expert business mentors, with more than volunteers serving all 50 U.S.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 558 contacts → | ||||
Strong evidence “Urban Alliance is a nonprofit that connects young adults with paid work experiences, professional development, dedicated mentoring, and networking opportunities to help them…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 264 contacts → | ||||
Indirect evidence “The mission of the Latin American Youth Center (LAYC) is to empower youth to achieve a successful transition to adulthood through comprehensive and innovative programs that…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 219 contacts → | ||||
Partial evidence “Micromentor is the world's largest online mentoring community, connecting purpose-driven entrepreneurs with experienced business mentors worldwide.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 108 contacts → | ||||
Indirect evidence “Higher Achievement’s rigorous afterschool and summer academic program gives youth from at-risk communities their best opportunity to succeed in middle school, and in life.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 90 contacts → | ||||
Indirect evidence “Great Futures Start HERE.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 69 contacts → | ||||
Indirect evidence “PeerForward's mission is to unleash the power of positive peer influence to transform the lives of youth living in low-income communities by connecting them to college and careers.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 55 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 53 contacts → | ||||
Indirect evidence “The Forum for Youth Investment helps leaders support young people to reach their fullest potential – in education, work, and life.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 51 contacts → | ||||
Indirect evidence “America’s Promise Alliance (APA) has developed a national model for field building that strengthens the organizations serving young people and unites them in powerful collective…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 33 contacts → | ||||
Indirect evidence “LearnServe International equips high school students from diverse backgrounds with the entrepreneurial vision, tenacity, confidence, and leadership skills needed to tackle social…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 25 contacts → | ||||
Indirect evidence “We provide mentorship and a community of support for young adults to chart their own paths to achieving college and career success.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 19 contacts → | ||||
Indirect evidence “Founded in 1981 as the Center for Neighborhood Enterprise, the Woodson Center’s mission is to empower community-based leaders to promote solutions that reduce crime and violence…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 19 contacts → | ||||
Indirect evidence “GOODProjects is a community-based organization serving families and youth in Southwest Washington, DC.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 19 contacts → | ||||
Partial evidence “College Bound was founded in 1991, on the premise of pairing students with adult volunteers to work toward academic goals that will foster meaningful and effective mentoring…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 16 contacts → | ||||
Indirect evidence “Fair Chance envisions a world where every child succeeds.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 16 contacts → | ||||
Partial evidence “The goal of the DC Tutoring & Mentoring Initiative is big but simple: To provide a tutor or mentor for every student reading below grade level or in need of additional academic or…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 14 contacts → | ||||
Strong evidence “BEST Kids is a nonprofit mentoring organization that empowers youth in foster care to build better futures, one child at a time.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 10 contacts → | ||||
Partial evidence “The Abramson Scholarship Foundation provides critical financial assistance and comprehensive mentoring to talented DC public high school graduates attending four-year colleges.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 6 contacts → | ||||
Indirect evidence “Northstar Tutoring provides free, year round services for low-income students living in Washington, D.C.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 5 contacts → | ||||
Indirect evidence “FAN is a youth-centered community of safe places and linked hearts, where youth impacted by the child welfare system can nurture their interests and talents, acquire new skills…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 4 contacts → | ||||
Indirect evidence “Founded in May 2013 by Portia Richardson, Tumaini DC, Inc.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 4 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 3 contacts → | ||||
Indirect evidence “ENT Youth Services is a non-profit organization founded in 2018 providing services for opportunity youth who are disconnected from society.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 3 contacts → | ||||
Indirect evidence “At Enitor, our mission is to empower young adults as they transition into independence.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: nonprofit mentoring organizations. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names nonprofit mentoring organizations.
- Partial evidence
- Its own public description names part of nonprofit mentoring organizations, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name nonprofit mentoring organizations. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 100 nonprofit mentoring organizations based in Washington, United States
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Nonprofit mentoring organizations based in Washington, United States at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Washington, so it is reported there. Company counts and contact totals on this page are exact for Washington, over 100 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among nonprofit mentoring organizations, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Washington, United States whose own description of what they do matches “nonprofit mentoring organizations”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names nonprofit mentoring organizations), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among nonprofit mentoring organizations, and records with no verified work email. Companies headquartered outside Washington are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 483 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Nonprofit mentoring organizations by metro in the United States
- Nonprofit mentoring organizations in New York220
- Nonprofit mentoring organizations in Los Angeles150
- Nonprofit mentoring organizations in Chicago149
- Nonprofit mentoring organizations in Atlanta107
- Nonprofit mentoring organizations in Washington100
- Nonprofit mentoring organizations in Houston81
- Nonprofit mentoring organizations in Dallas71
- Nonprofit mentoring organizations in Boston63
- Nonprofit mentoring organizations in San Francisco61
- Nonprofit mentoring organizations in Seattle56
- Nonprofit mentoring organizations in Charlotte52
- Nonprofit mentoring organizations in Philadelphia50
- Nonprofit mentoring organizations in Miami49
- Nonprofit mentoring organizations in Portland45
- Nonprofit mentoring organizations in Denver44
- Nonprofit mentoring organizations in San Diego43
- Nonprofit mentoring organizations in Baltimore42
- Nonprofit mentoring organizations in Oakland41
- Nonprofit mentoring organizations in Austin40
- Nonprofit mentoring organizations in Detroit39
- Nonprofit mentoring organizations in Orlando38
- Nonprofit mentoring organizations in Indianapolis37
- Nonprofit mentoring organizations in Minneapolis36
- Nonprofit mentoring organizations in Columbus35
- Nonprofit mentoring organizations in Cincinnati31
- Nonprofit mentoring organizations in Las Vegas31
- Nonprofit mentoring organizations in Phoenix31
- Nonprofit mentoring organizations in San Jose29
- Nonprofit mentoring organizations in Tampa29
- Nonprofit mentoring organizations in Raleigh28
- Nonprofit mentoring organizations in Pittsburgh27
- Nonprofit mentoring organizations in Sacramento27
- Nonprofit mentoring organizations in Richmond25
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names nonprofit mentoring organizations, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many nonprofit mentoring organizations are there based in Washington, United States?
RevenueBase identified 100 nonprofit mentoring organizations headquartered in Washington, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Score Mentors, headquartered in Washington, tops this list with the largest team on record.
Which city has the most nonprofit mentoring organizations?
New York leads with 220 headquartered companies, followed by Los Angeles (150) and Chicago (149).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 483 verified decision-maker contacts tracked across these 100 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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