Group Mentoring: Formats, Setup and a Sample Agenda
Group mentoring is a mentoring format in which one or more mentors meet regularly with a small group of mentees, typically three to ten people, to work on shared goals or a common theme. Mentees learn from the mentor’s experience and from each other, which lets a program reach more people with the same number of mentors.
This guide covers the main group mentoring formats, how they compare with one-to-one mentoring, how to set up a group program step by step, a sample session agenda you can reuse, the pitfalls to avoid, and how to measure whether it is working.
What is group mentoring, and how is it different?
In one-to-one mentoring, the relationship is the unit: one mentor, one mentee, one set of goals. In group mentoring, the group is the unit. The mentor still brings experience and perspective, but much of the value comes from what happens between members: hearing how someone else handled the same problem, getting five reactions instead of one, and realizing that a difficulty is shared rather than personal.
That changes the mentor’s job. A group mentor talks less and facilitates more. They choose the theme, keep the discussion on track, make sure quieter members get airtime, and add their own experience where it helps. A mentor who lectures for an hour is running a workshop, not a mentoring group.
Group mentoring is not the same as peer mentoring, although the two overlap. Peer mentoring pairs or groups people at a similar stage, without a senior mentor in the middle. Group mentoring usually has an experienced mentor or facilitator. A peer group with a facilitator, described below, sits between the two.
What are the main group mentoring formats?
Four formats cover most programs. They differ in who leads, how big the group is, and what it is best for.
| Format | How it works | Group size | Typical cadence | Best for |
|---|---|---|---|---|
| One mentor, several mentees | One experienced mentor meets the same small group throughout the cycle | 1 mentor + 3 to 6 mentees | Every 2 to 4 weeks, 60 to 90 min | Scaling scarce senior mentors, onboarding cohorts, graduate programs |
| Mentoring circle | One or two mentors or a facilitator guide a group around a shared theme; members bring real problems | 6 to 10 members | Monthly, 90 min | Leadership development, women’s networks, employee resource groups |
| Team or co-mentoring | Two or three mentors with complementary expertise work with one group or team | 2 to 3 mentors + a team of 3 to 8 | Every 2 to 4 weeks, or at project milestones | Startup founding teams, cross-functional project teams, accelerator cohorts |
| Peer group with a facilitator | Peers at a similar stage support each other; the facilitator runs the process, not the content | 4 to 8 peers | Every 2 to 4 weeks, 60 to 90 min | New managers, people in the same role, continuing after a 1:1 program ends |
Some programs also use a grouped-individual model: mentees belong to a group for scheduling and shared sessions, but each one also meets the mentor individually. It costs more mentor time, but it covers both the community and the personal side.
What are the pros and cons compared with one-to-one mentoring?
| Group mentoring | One-to-one mentoring | |
|---|---|---|
| Reach per mentor | High: one mentor supports several people at once | Low: one mentor, one mentee |
| Perspectives | Many: mentor plus every other member | One: the mentor’s |
| Peer network | Built in; members often stay in touch after the program | Not part of the format |
| Depth and trust | Slower to build; some topics stay off the table | Faster; suits personal and confidential topics |
| Tailoring | Themes must fit the whole group | Fully shaped around one person’s goals |
| Scheduling | Harder: many calendars | Easier: two calendars |
| Mentor skills needed | Facilitation as well as experience | Listening and experience |
Choose group mentoring when mentors are scarce, when the mentees share a transition or challenge, or when building a network is part of the goal. Choose one-to-one when topics are personal, when mentees’ goals are very different, or when the relationship itself (sponsorship, career advice for one person) is the point. Many programs combine both.
How do you set up a group mentoring program?
The general steps of launching any program, from goals to sponsorship to budget, are in how to start a mentoring program. Group programs add a few decisions of their own.
- Decide the purpose and pick the format. Write one sentence: who it is for and what should be different at the end. “First-time managers can handle a difficult conversation and know three peers they can call” points to a facilitated peer group or a circle. “Every founder in the cohort gets regular access to an operator” points to one mentor with several mentees.
- Set the group size. Start small. Three to six mentees per mentor, six to ten for a circle. Expect some attrition, so a group of five that drops to four still works; a group of three that drops to one does not.
- Compose the groups deliberately. Group people who share a stage or a challenge, but mix backgrounds, functions or locations so members learn something new from each other. Do not put a manager and their direct report in the same group, and avoid putting people from the same small team together if topics will be sensitive. The matching rules you would use for 1:1 pairs still apply.
- Fix the cadence and duration. Every two to four weeks over four to six months is a common shape, which gives six to ten sessions. Send all dates at the start. Recurring, predictable slots protect attendance far better than scheduling session by session.
- Design a session structure. Give every session the same skeleton (check-in, theme, member cases, commitments) so time is not lost deciding what to do. Plan the themes for the cycle in advance and let the group adjust them after the first two sessions.
- Prepare the mentors as facilitators. A short briefing should cover how to open and close a session, how to draw out quiet members and manage dominant ones, how to run a case discussion, and when to share their own experience. Mentors who have only mentored 1:1 usually need this most.
- Agree on ground rules and confidentiality. Write them down in the first session and revisit them if something goes wrong. Typical rules: what is said in the group stays in the group; share experiences, not other people’s stories; phones away; come prepared; say in advance if you cannot attend. State the limit too: if someone’s safety is at risk, the mentor will involve the program team.
- Add one-to-one touchpoints. Offer each mentee one or two short individual conversations with the mentor during the cycle. They catch issues people will not raise in front of others.
- Run a mid-cycle check and a proper close. Ask members halfway through what to keep and change. End with a final session that reviews what each person committed to and what they achieved.
What does a group mentoring session agenda look like?
Here is a 90-minute agenda for a group of four to six mentees with one mentor. Shorten each block proportionally for a 60-minute session.
| Time | Block | What happens |
|---|---|---|
| 0 to 10 min | Check-in | Each member in one or two sentences: one update since last time, and progress on last session’s commitment |
| 10 to 25 min | Theme | The mentor introduces the session theme with a short story or framework, then one question for the group |
| 25 to 65 min | Member cases | Two members each bring a real situation (about 20 minutes each): describe it, the group asks clarifying questions, then offers ideas while the case owner listens |
| 65 to 80 min | Open discussion | Patterns across the cases, the mentor’s experience, questions that came up |
| 80 to 90 min | Commitments and close | Each member names one action before the next session; confirm who brings cases next time |
Rotate the case owners so everyone brings at least one situation per cycle. Share the theme and the case owners a few days before each session, so people arrive prepared.
What are the most common pitfalls?
- Groups that are too big. Ten people in a 60-minute session means each person speaks for a few minutes. Members disengage, then stop coming.
- The mentor lectures. If the mentor talks for most of the session, members get a presentation instead of mentoring. Hold mentors to the agenda.
- Mixing hierarchy into the group. A manager and their report in the same group, or a very senior member among juniors, silences honest discussion.
- No ground rules. Without an explicit confidentiality agreement, members keep to safe topics and the group never gets past small talk.
- Scheduling session by session. Every reschedule loses someone. Fix the dates for the whole cycle.
- Ignoring attendance drops. One missed session is normal; two in a row usually means someone is leaving. Follow up quickly.
- Using groups where 1:1 is needed. Career moves, performance problems, or personal matters often need a private conversation. Offer one.
How do you measure a group mentoring program?
Measure at three levels, and keep each one simple.
- Activity. Did the sessions happen? Track sessions held per group and attendance per member. Attendance over the cycle is the earliest signal that a group is working or failing.
- Experience. A short survey after the first two sessions and at the end, for mentees and mentors separately. Ask whether sessions were useful, whether everyone got airtime, whether members felt safe to speak, and what to change.
- Outcomes. Go back to the purpose you wrote in step one. Ask members to rate their progress on the program’s goals at the start and the end, and review how many session commitments were completed. Where it fits, add the organizational measure you care about, such as retention of the cohort or progression into new roles, and be careful about claiming the program caused it.
Compare groups with each other. When one group’s attendance and ratings are much lower, the cause is usually composition, size, or facilitation, and the fix is often a conversation with the mentor. Run this review at the mid-cycle check, not only at the end, so there is still time to act.
How can software help with group mentoring?
If you run a group mentoring program for a company, a university, an accelerator or a community, the administrative load grows with every group: forming the groups, scheduling sessions across many calendars, reminding members, and seeing which groups are going quiet.
Mentornity supports group mentoring alongside 1:1 matching, including one mentor with a group (such as a startup founding team or a leadership circle) and grouped-individual models, with tag rules that control which groups can meet which mentors. Programs can define sessions with topics, briefs, and questions before and after each meeting, and reminders go to the people who are behind. The employee mentoring software page shows how this works inside a company, and you can try it for free with up to 10 users.
More program design guides are in the guides section.