Company lists · Data refreshed September 2026

Top 25 Adult child mentoring programs based in the United States

RevenueBase identified 1,080 adult child mentoring programs headquartered in the United States as of September 2026 and tracks 14,034 professional contacts across them, including 4,332 with verified work emails and 5,207 with mobile numbers. New York is the largest hub.

This list covers adult child mentoring programs headquartered in the 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 7, 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 7, 2026 86% judged on-target in blind review
1,080Companies
14,034Contacts tracked
4,332Verified emails
5,207Mobile numbers
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The 25 largest adult child mentoring programs based in the United States

Ranked by team size
Top 25 of 1,080 adult child mentoring programs based in the United States, ranked by team size, largest first. Data refreshed Sep 7, 2026. RevenueBase Smart Search rates how each company's information relates to adult child mentoring programs: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceTampa, FL, United StatesHQ checked Sep 7, 2026n/a1,948 contacts →

“Our mission is to create and support one-to-one mentoring relationships that ignite the power and promise of youth.”

Source: company website · checked Sep 7, 2026
2Indirect evidencePortland, OR, United StatesHQ checked Sep 7, 2026201-500324 contacts →

“Friends of the Children was founded in 1993 in Portland, OR with just three Friends-salaried, professional mentors-and 24 children.”

Source: company website · checked Sep 7, 2026
3Partial evidenceIndianapolis, IN, United StatesHQ checked Sep 7, 2026n/a268 contacts →

Mentoring transforms lives: we connect kids to college students through weekly on-campus activities that inspire growth, confidence, and brighter futures.”

Source: company website · checked Sep 7, 2026
4Indirect evidenceNew York, NY, United StatesHQ checked Sep 7, 202651-200255 contacts →

“At iMentor, we believe in the transformative power of mentorship as a force for good.”

Source: company website · checked Sep 7, 2026
5Indirect evidenceSan Antonio, TX, United StatesHQ checked Sep 7, 2026201-500184 contacts →

“Through a school-based coordinator, Communities In Schools of San Antonio connects students and their families to critical community resources tailored to local needs.”

Source: company website · checked Sep 7, 2026
6Indirect evidenceNew York, NY, United StatesHQ checked Sep 7, 2026n/a166 contacts →
Source: company website · checked Sep 7, 2026
7Indirect evidenceWinooski, VT, United StatesHQ checked Sep 7, 2026n/a154 contacts →

“We believe all children deserve the opportunity to thrive.”

Source: company website · checked Sep 7, 2026
8Indirect evidenceIrving, TX, United StatesHQ checked Sep 7, 202651-200138 contacts →

“We are one of the 270+ affiliates around the country that help children reach their full potential through professionally supported, one-to-one relationships with measurable…”

Source: company website · checked Sep 7, 2026
9Strong evidenceBoston, MA, United StatesHQ checked Sep 7, 202651-200136 contacts →

“For more than 60 years, Big Brothers Big Sisters of Eastern Massachusetts has worked to ensure that every child has the support from caring adults that they need for healthy…”

Source: company website · checked Sep 7, 2026
10Indirect evidenceHartford, CT, United StatesHQ checked Sep 7, 202651-200126 contacts →

“Our Piece of the Pie (OPP) is a community-based leadership development organization that empowers young people ages 14-24 to build the confidence, competencies, and internal…”

Source: company website · checked Sep 7, 2026
11Partial evidencePhoenix, AZ, United StatesHQ checked Sep 7, 2026201-500122 contacts →

“Boys & Girls Clubs of the Valley (BGCAZ) offers affordable after-school and summer programs for young people in grades K-12.”

Source: company website · checked Sep 7, 2026
12Partial evidenceLincoln, NE, United StatesHQ checked Sep 7, 202611-50116 contacts →

“TeamMates Mentoring is a nonprofit organization founded by Dr.”

Source: company website · checked Sep 7, 2026
13Indirect evidenceTyler, TX, United StatesHQ checked Sep 7, 202651-200107 contacts →

“We exist to mobilize goldy people in the lives of kids and families, to provide tangible help and eternal hope.”

Source: company website · checked Sep 7, 2026
14Partial evidenceMinneapolis, MN, United StatesHQ checked Sep 7, 202651-20095 contacts →

“We create and support mentoring relationships that ignite the power and promise of youth in the Twin Cities.”

Source: company website · checked Sep 7, 2026
15Partial evidenceSanta Ana, CA, United StatesHQ checked Sep 7, 202651-20095 contacts →

“Big Brothers Big Sisters believes every child is born with potential.”

Source: company website · checked Sep 7, 2026
16Indirect evidenceMiami, FL, United StatesHQ checked Sep 7, 2026201-50088 contacts →

“The Sunshine Method is a powerful one-on-one learning initiative designed to promote education and leadership in youth from diverse backgrounds.”

Source: company website · checked Sep 7, 2026
17Indirect evidenceAtlanta, GA, United StatesHQ checked Sep 7, 202611-5086 contacts →

“We are one of the 270+ affiliates around the country that help children reach their full potential through professionally supported, one-to-one relationships with measurable…”

Source: company website · checked Sep 7, 2026
18Partial evidencePhoenix, AZ, United StatesHQ checked Sep 7, 202611-5083 contacts →

“Each time Big Brothers Big Sisters of Central Arizona pairs a child with a role model, we start something incredible: a one-to-one relationship built on trust and friendship that…”

Source: company website · checked Sep 7, 2026
19Indirect evidenceClearwater, FL, United StatesHQ checked Sep 7, 202651-20079 contacts →

“We are one of the 270+ affiliates around the country that help children reach their full potential through professionally supported, one-to-one relationships with measurable…”

Source: company website · checked Sep 7, 2026
20Partial evidenceZeeland, MI, United StatesHQ checked Sep 7, 202611-5076 contacts →

“Kids Hope USA pairs local churches with elementary schools, sending volunteer mentors to meet one-on-one with students who could benefit from an additional adult in their life.”

Source: company website · checked Sep 7, 2026
21Partial evidenceOakland, CA, United StatesHQ checked Sep 7, 202611-5076 contacts →

“The Youth Employment Partnership (YEP) empowers Oakland youth and young adults to create clear, actionable pathways out of poverty and to a healthy adulthood.”

Source: company website · checked Sep 7, 2026
22Indirect evidenceKansas City, MO, United StatesHQ checked Sep 7, 202651-20075 contacts →

“We are one of the 270+ affiliates around the country that help children reach their full potential through professionally supported, one-to-one relationships with measurable…”

Source: company website · checked Sep 7, 2026
23Partial evidenceChicago, IL, United StatesHQ checked Sep 7, 202651-20074 contacts →

“Every child deserves a chance to see their potential realized.”

Source: company website · checked Sep 7, 2026
24Indirect evidenceNew York, NY, United StatesHQ checked Sep 7, 202611-5074 contacts →

“Breakthrough New York empowers motivated students from low-income backgrounds to graduate from college and pursue a fulfilling career.”

Source: company website · checked Sep 7, 2026
25Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 7, 202651-20072 contacts →

“Big Brothers Big Sisters Independence Region is a donor-supported organization that enriches, encourages and empowers children to reach their highest potential through safe…”

Source: company website · checked Sep 7, 2026

Showing 25 of 1,080 adult child mentoring programs based in the United States

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Adult child mentoring programs based in the United States at a glance

As of Sep 7, 2026
30.9%Verified-email coverage
37.1%Mobile-number coverage
13.0Average contacts per company
1-10Median size (employees)
3.1%Largest-city concentration · New York
Sep 7, 2026Page data refreshed

Companies by employee count

1-10
683
11-50
302
51-200
74
201-500
11
501-1,000
4
1,001-5,000
2
10001+
1

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

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 adult child mentoring programs, 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 the United States whose own description of what they do matches “adult child mentoring programs”. 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 adult child mentoring programs), 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 adult child mentoring programs, and records with no verified work email. Companies headquartered outside United States 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, 4,332 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 7, 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.

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 adult child mentoring programs, 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 adult child mentoring programs are there based in the United States?

RevenueBase identified 1,080 adult child mentoring programs headquartered in the 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?

BIG Brothers BIG Sisters Of America, headquartered in Tampa, tops this list with the largest team on record.

Which city has the most adult child mentoring programs?

New York leads with 33 headquartered companies, followed by Los Angeles (32) and Chicago (19).

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 4,332 verified decision-maker contacts tracked across these 1,080 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 7, 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.