Last Updated: 9 November 2026
While traditional mentorship typically involves a one-on-one relationship between a mentor and a mentee, group mentorship takes a different approach. Group mentorship brings together a small group of individuals who share common goals, interests, or experiences. Instead of relying solely on one mentor, group mentorship leverages the collective wisdom and diverse perspectives of the entire group.
Group mentoring puts one or more mentors with several mentees, or a set of peers, in regular shared sessions. Research on youth programs finds it about as effective as one-to-one mentoring, and it can cost less per participant. It works best with small groups, a clear purpose, a facilitator and tracked participation.
Group mentoring is a structured program where one or more mentors meet with several mentees together, or where peers mentor each other in a consistent group. Unlike a one-off workshop, the same people meet repeatedly, and the conversation runs in both directions. Most programs use a one-to-many, peer or cohort format.
The common formats differ mainly in who leads and how many people take part:
Group mentoring spreads one mentor's time across several people and builds peer networks. One-to-one mentoring offers more privacy and advice tailored to one person. A meta-analysis of youth programs found no difference in effectiveness between the two formats, so the right choice depends on your goals, mentor availability and how personal the topics are.
| Factor | Group mentoring | One-to-one mentoring |
|---|---|---|
| Mentor time | Shared across the group | Dedicated to one person |
| Peer network | Built in | Limited to the pair |
| Confidentiality | Lower, so ground rules matter | Higher |
| Cost per participant | Lower in US youth programs: US$1,191 vs US$1,913, about 38% less | Higher |
| Main risks | Cliques, uneven airtime, drop-off | A poor match between the two people |
| Suits | Shared skills, onboarding, common challenges | Career-specific advice, sensitive topics |
The formats are not mutually exclusive. Brancher's platform runs one-to-one, group and peer programs side by side, so you can use each where it fits. Brancher's group mentoring page covers the group setup.
Group mentoring lets one mentor reach several mentees at once, and the research suggests it works about as well as one-to-one mentoring in youth programs. A meta-analysis found no difference between the formats, and a workplace survey found 93% of participants rated the topics relevant to their jobs.
Three limits apply to this evidence. The strongest studies involve US youth programs, not workplaces. The Emelo survey is from 2011, the report does not state its sample size, and its author led a mentoring software company. Some group programs also showed small negative effects, and large groups can weaken cohesion. We found no Australian group mentoring outcome data in this review.
Run each session with a clear topic, a facilitator and a fixed structure: a short check-in, a focused discussion, and agreed actions before the next meeting. Keep the group small enough for everyone to speak and meet on a regular schedule. Published group programs commonly meet weekly or fortnightly.
A simple 60-minute structure (suggested format, not drawn from research):
For the first session, agree ground rules on confidentiality, respect and feedback, and use an icebreaker. Our guide to inclusion in group mentoring covers this in detail.
Plan for the group to take time to settle. Tuckman's group development model (forming, storming, norming, performing, adjourning) informs at least one published group program. Practitioners cited by the National Mentoring Resource Center regard fewer than four or five meetings as too few to build relationships.
In the workplace, group mentoring suits onboarding cohorts, leadership development, employee resource groups and peer learning. It works well for topics many people share and for mentors with limited time. In a research, 18% of organisations offered group mentoring, which suggests many programs could add it.
Brancher supports these uses:
A Brancher program at scale. Women in Media started with a state-based pilot and grew it into a national program across five or more cohorts. Brancher reports 183 matched pairs, 100% match satisfaction in the national cohort and 92% retention. This was a one-to-one program run in cohorts, not a group mentoring program. Read the Women in Media case study.
Effective group mentoring programs set a clear purpose, keep groups small, agree ground rules, appoint a facilitator and track participation from the start. Large groups weaken cohesion and can form cliques, and a curriculum followed too rigidly can hinder relationships, so leave room for conversation.
The best platform for a group mentoring program supports your group format (one-to-many, peer or cohort), forms groups without heavy admin, and reports participation by group. Brancher, Mentorloop, Qooper, Together and 10KC all list group formats. They differ in how groups are formed and how much group detail they publish.
Disclosure: Brancher publishes this guide and is listed in the table. Details below come from each vendor's own pages, checked on 9 November 2026, and may change. Check them against current vendor information before you buy.
| Platform | Group formats listed | How groups are formed | Tracking and facilitation | Not stated on the page we checked |
|---|---|---|---|---|
| Mentorloop | Group Loops: one-to-many, peer, shared-interest and employee resource groups | Public (join themselves), private (request to join) or hidden (invite only) | Not stated | Group size, matching method, facilitation, plan limits |
| Qooper | Mentoring circles, networks, expertise groups, cohorts | Admins use Qooper's recommendations or design custom groups | Discussion forums, events and meetings, training materials, Microsoft Teams and Slack | Group size, facilitation roles, plan limits |
| Together | Group mentoring, described as "a few facilitators and many participants" | No group-specific matching described | Not stated | Group size, group matching |
| 10KC | One-to-one, small groups, peer networking | Not stated | Not stated | Scheduling, group size, group matching |
| Chronus | No feature labelled group mentoring on its Capterra listing, which lists discussion forums | Not stated | Not stated | Confirm group support in a demo |
| Brancher | Group mentoring, with multiple group membership if an admin enables it | Matching algorithm developed by an organisational psychologist. Admins create sessions by inviting participants, or participants browse and join | Conversation starters, session guides, scheduling, automated reminders, live admin dashboard of group progress and participation | Group size limits |
Questions to ask any vendor (suggested checklist):
For a wider comparison across mentoring platforms, see our best mentoring software guide.
Pricing is tiered, and the cost per user falls as team size grows. Brancher provides quotes on request. Read more in progress tracking in mentoring software, or book a demo.
The best platform for a group mentoring program supports your group format (one-to-many, peer or cohort), forms groups without heavy admin, and reports participation by group. Brancher, Mentorloop, Qooper, Together and 10KC all list group formats. They differ in how groups are formed and how much group detail they publish.
Published group mentoring models use about 3 to 10 mentees per mentor, and most programs settle at 4 to 6. These figures come from youth mentoring programs, so test group size in a pilot for workplace settings.
In youth programs, a meta-analysis found no difference between group and one-to-one formats overall (DuBois et al., 2011). Results may depend on group size, facilitation and attendance. Evidence from workplace programs is thinner.
Published programs commonly meet weekly or fortnightly. Fewer than four or five meetings is generally considered too few to build relationships, so plan a program length that allows at least that many.
Track attendance, participant feedback and progress against agreed goals for each group, and review them during the program rather than only at the end. Brancher's dashboards report engagement and progress as the program runs.
Holly Brailsford is Co-Founder and CEO of Brancher and a registered organisational psychologist.