Company lists · Data refreshed September 2026

Top 25 Youth mentoring nonprofits based in Seattle, United States

Name: Youth mentoring nonprofits based in Seattle, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 22, 2026 65 companies tracked

RevenueBase identified 65 youth mentoring nonprofits headquartered in Seattle, United States as of September 2026 and tracks 905 professional contacts across them, including 266 with verified work emails. New York is the largest hub.

This list covers youth mentoring nonprofits headquartered in Seattle, 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 22, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 22, 2026 86% judged on-target in blind review

65Companies

905Contacts tracked

266Verified emails

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The 25 largest youth mentoring nonprofits based in Seattle, United States

Ranked by team size

Top 25 of 65 youth mentoring nonprofits based in Seattle, United States, ranked by team size, largest first. Data refreshed Sep 22, 2026. RevenueBase Smart Search rates how each company's information relates to youth mentoring nonprofits: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Treehouse	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	51-200	177 contacts →
	Indirect evidence “Treehouse creates opportunities for young people in foster care to thrive.” Source: RevenueBase Database · checked Sep 22, 2026
2	Youthcare Seattle	Partial evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	51-200	160 contacts →
	Partial evidence “YouthCare works to end youth homelessness and to ensure that young people are valued for who they are and empowered to achieve their potential.” Source: RevenueBase Database · checked Sep 22, 2026
3	GET Schooled	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	11-50	34 contacts →
	Indirect evidence “Get Schooled is a national non-profit organization dedicated to helping young people get to college, find first jobs, and succeed in both.” Source: RevenueBase Database · checked Sep 22, 2026
4	Alexander Hamilton Scholars	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	n/a	31 contacts →
	Indirect evidence “We empower high-achieving, underserved young leaders to thrive in college and beyond through hands-on mentorship and a network of support, much like Hamilton had, so they, in…” Source: RevenueBase Database · checked Sep 22, 2026
5	Northwest Education Access	Indirect evidence	Seattle, United StatesHQ checked Sep 22, 2026	11-50	29 contacts →
	Indirect evidence “Northwest Education Access provides comprehensive and individualized support to help low-income young people, ages 16-29, build their own path to higher education and beyond.” Source: RevenueBase Database · checked Sep 22, 2026
6	Camp Fire Central Puget Sound	Partial evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	11-50	29 contacts →
	Partial evidence “We inspire and enable youth of all backgrounds and abilities to discover their spark, value the natural world, and become tomorrow’s leaders, today.” Source: RevenueBase Database · checked Sep 22, 2026
7	Teens In Public Service	Partial evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	1-10	28 contacts →
	Partial evidence “Teens In Public Service (TIPS) is a 501(c)3 non-profit organization that offers youth, ages 15-19, rewarding and transformational work in the form of paid community service…” Source: RevenueBase Database · checked Sep 22, 2026
8	Teamchild	Partial evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	11-50	26 contacts →
	Partial evidence “Every day, thousands of youth face profound legal and social barriers that increase their chances of dropping out of school, being homeless or ending up in the juvenile justice…” Source: RevenueBase Database · checked Sep 22, 2026
9	Friends Of The Children-Seattle	Partial evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	11-50	21 contacts →
	Partial evidence “Impacting generational change by supporting youth facing the greatest life obstacles in our community through relationships with paid professional mentors for 12+ years-no matter…” Source: RevenueBase Database · checked Sep 22, 2026
10	Community For Youth	Strong evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	1-10	21 contacts →
	Strong evidence “Community for Youth (CfY) is a 501(c)(3) nonprofit organization focused on youth mentorship.” Source: RevenueBase Database · checked Sep 22, 2026
11	Teen Feed	Partial evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	1-10	21 contacts →
	Partial evidence “Teen Feed works with the community to offer support to meet basic needs, build strong relationships, and ally with houseless youth as they meet their future off the streets.” Source: RevenueBase Database · checked Sep 22, 2026
12	Teentix	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	1-10	20 contacts →
	Indirect evidence “We exist to break down barriers that prevent teens from accessing the arts, career development, and arts learning opportunities.” Source: RevenueBase Database · checked Sep 22, 2026
13	Thriving Elements	Partial evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	11-50	18 contacts →
	Partial evidence “Thriving Elements is a high quality 1 on 1 mentoring program whose mission is to create access and opportunities for underprivileged girls in Science, Technology, Engineering and…” Source: RevenueBase Database · checked Sep 22, 2026
14	Innoverge	Partial evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	11-50	14 contacts →
	Partial evidence “Innoverge is an international youth-led organization increasing diversity in STEM by empowering youths of underrepresented backgrounds to pursue STEM for social good through…” Source: RevenueBase Database · checked Sep 22, 2026
15	The Service Board	Partial evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	1-10	14 contacts →
	Partial evidence “As a youth-led organization the Service Board (tSB) centers youth leadership in bridging opportunity and wellness gaps through lifelong mentorship, outdoor adventure, and social…” Source: RevenueBase Database · checked Sep 22, 2026
16	Minds Matter Seattle	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	11-50	12 contacts →
	Indirect evidence “Minds Matter of Seattle is 99% volunteer-run.” Source: RevenueBase Database · checked Sep 22, 2026
17	Seattle Angels	Partial evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	1-10	9 contacts →
	Partial evidence “Seattle Angels mission is to walk alongside children, youth, and families in the foster care community by offering consistent support through intentional giving, relationship…” Source: RevenueBase Database · checked Sep 22, 2026
18	4c Coalition	Strong evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	1-10	8 contacts →
	Strong evidence “The 4C Coalition is a community-based mentoring program with over a decade of experience recruiting and training mentors, connecting them with youth at risk, and supporting the…” Source: RevenueBase Database · checked Sep 22, 2026
19	Youthcompass International	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	11-50	7 contacts →
	Indirect evidence “Today's business knows no borders.” Source: RevenueBase Database · checked Sep 22, 2026
20	Life Enrichment Group	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	11-50	7 contacts →
	Indirect evidence “Imagined in 2003 and incorporated in 2006, Life Enrichment Group(L.E.G) has provided culturally relevant programs focused on academic achievement and social/emotional support for…” Source: RevenueBase Database · checked Sep 22, 2026
21	Route 21	Partial evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	1-10	7 contacts →
	Partial evidence “Route 21 finds youth adults who grew up in foster care and pays and supports them well to mentor youth currently in foster care.” Source: RevenueBase Database · checked Sep 22, 2026
22	Community Carrot	Partial evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	1-10	7 contacts →
	Partial evidence “Seattle Community Carrot is a 501c3 nonprofit that advances equity and justice through entrepreneurship for low income young adults.” Source: RevenueBase Database · checked Sep 22, 2026
23	The Nature Project	Indirect evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	1-10	6 contacts →
	Indirect evidence “TNP’s mission is to engage adolescents to cultivate intentional, healthy, and connected lives through impactful outdoor experiences alongside professional athlete mentors.” Source: RevenueBase Database · checked Sep 22, 2026
24	Seattle Cares Mentoring Movement	Partial evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	1-10	6 contacts →
	Partial evidence “Seattle CARES Mentoring Movement is a company based out of SEATTLE, WA, United States.” Source: RevenueBase Database · checked Sep 22, 2026
25	Totem Star	Partial evidence	Seattle, WA, United StatesHQ checked Sep 22, 2026	1-10	5 contacts →
	Partial evidence “Totem Star amplifies and empowers youth voice through music production and performance to strengthen life skills in leadership, civic engagement, and community building.” Source: RevenueBase Database · checked Sep 22, 2026

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: youth mentoring nonprofits. 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 youth mentoring nonprofits.
Partial evidence: Its own public description names part of youth mentoring nonprofits, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name youth mentoring nonprofits. 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 65 youth mentoring nonprofits based in Seattle, United States

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Youth mentoring nonprofits based in Seattle, United States at a glance

As of Sep 22, 2026

29.4%Verified-email coverage

13.9Average contacts per company

1-10Median size (employees)

383.1%Largest-city concentration · New York

Sep 22, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Email recency for this list is measured across the whole United States list rather than for Seattle, so it is reported there. Company counts and contact totals on this page are exact for Seattle, over 65 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 youth mentoring nonprofits, 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 Seattle, United States whose own description of what they do matches “youth mentoring nonprofits”. 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 youth mentoring nonprofits), 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 youth mentoring nonprofits, and records with no verified work email. Companies headquartered outside Seattle 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, 266 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 22, 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.

Youth mentoring nonprofits by metro in the United States

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 youth mentoring nonprofits, 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 youth mentoring nonprofits are there based in Seattle, United States?

RevenueBase identified 65 youth mentoring nonprofits headquartered in Seattle, 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?

Treehouse, headquartered in Seattle, tops this list with the largest team on record.

Which city has the most youth mentoring nonprofits?

New York leads with 249 headquartered companies, followed by Los Angeles (188) and Chicago (171).

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 266 verified decision-maker contacts tracked across these 65 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 22, 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.