Why Informal Mentorships Often Beat Formal Programs for Career Growth in 2026

The most effective mentorship for your career may not be the formal program your employer assigns you to. Michelle Kilroy, chief people and communications officer at The Weather Company, told HR Dive that the most impactful mentoring tends to be the organic, informal kind, even though her company runs both formal and informal options. At Metaintro, we track what actually moves careers forward, and the pattern is clear: the relationships that change your trajectory usually start as a conversation, not a calendar invite. If you are wondering how to get real mentorship without waiting for an HR rollout, this guide breaks down why informal works, how to find a mentor, and exactly what to ask for.

Why do informal mentorships often beat formal programs?

Formal mentorship programs exist for a good reason. They give companies a way to scale development, match junior staff with senior staff, and put structure around something that can otherwise feel random. But structure is also the weakness. When a program pairs you with someone based on a spreadsheet, you both show up to a meeting because you were told to, not because either of you chose it. The relationship starts with an obligation instead of genuine interest, and obligation rarely produces the kind of candid advice that changes how you work. There is a deeper problem too. A matching algorithm can pair you by department or seniority, but it cannot match you on chemistry, on the unspoken sense that this is someone you actually want to learn from. That spark is what makes you keep showing up after the program technically ends, and it is the one thing no formal process can manufacture for you.

Kilroy made the point plainly when she said the most impactful mentoring tends to be the organic, informal kind. The reason is trust. In her view, authenticity is what leads to trust, and trust is the foundation that makes any mentoring partnership work. An informal mentor is someone who already respects your work or shares your interests, so the relationship begins with a real connection. You are not performing for a program coordinator or filling out a mid-program survey. You are talking to someone who genuinely wants to see you succeed, and that changes what they are willing to tell you.

There is also a flexibility advantage. A formal program runs on a fixed timeline, often six months, with set check-ins and a defined end date. An informal mentorship bends to fit your actual needs. You can reach out the week before a big presentation, go quiet for a month while you are heads down on a project, then come back when you are weighing a job offer. That responsiveness matters because careers do not advance on a corporate schedule. The advice that helps most is the advice you get at the exact moment you need it. A formal program also tends to end on the calendar's terms rather than yours, often right when the relationship was starting to get useful. An informal mentorship has no expiration date, so it can keep paying off for years across multiple jobs, promotions, and pivots, which is exactly when you tend to need the most candid guidance.

What makes a mentorship actually work?

Informal does not mean unstructured or aimless. Kilroy was specific that successful mentorships need clear, mutually agreed goals, whether that is advancement or building a particular skill. They need relevance and actionable outcomes, not just nice conversations. And they benefit from some kind of time frame and accountability, because relationships without any structure tend to fade. The lesson is that the best informal mentorships borrow the discipline of a formal program without the rigidity.

That means you should treat an informal mentorship with intention even if it never has an official name. Decide together what you are trying to get out of it. Are you trying to move from individual contributor to manager? Are you trying to learn a new technical skill, build a network in a different department, or prepare for a promotion conversation? When both people understand the goal, every conversation has a direction. Without one, you risk a pleasant but useless series of coffee chats that never produce a single concrete result.

Vulnerability is the other ingredient Kilroy highlighted. She noted that the most powerful moments come when a mentor admits to impostor syndrome or talks openly about a mistake they made. That honesty does two things. It signals that struggle is normal even at senior levels, which takes the pressure off you. And it gives you a real playbook, because you learn how someone navigated a hard situation rather than just hearing a polished success story. If your mentor only ever tells you about their wins, you are getting a highlight reel, not a map. The relationships that help you grow are the ones where someone is willing to tell you the truth about how hard it was. For more on the behaviors that separate good managers and mentors from the rest, the research behind Google's Project Oxygen found that technical skill ranks last among the traits that make a leader effective.

How do you find an informal mentor without a program?

The biggest worry people have is that informal mentorship sounds great in theory but impossible to start in practice. It is not. The first step is to stop thinking of it as finding a mentor and start thinking of it as building a relationship. Nobody wants to be cold-asked to be your mentor, because the word carries a heavy implied commitment. What works is smaller and more natural. Identify two or three people whose work you admire, then engage with what they actually do.

That might mean asking a thoughtful question after a meeting, sending a short note about a project they led, or asking for fifteen minutes to understand how they approached a decision. You are not asking them to adopt you. You are asking for one specific thing, and you are making it easy to say yes. If the first conversation goes well, you follow up. Over time, a series of small, useful interactions becomes a real mentorship, and at some point you both realize that is what it is. The best informal mentor relationships are almost never declared, they are discovered.

Look beyond the obvious candidates too. A mentor does not have to be your manager or even more senior than you in title. A peer in another department, a former colleague who left for a different company, or someone two roles ahead of where you want to be can all offer perspective you cannot get from your direct chain of command. Professional networking is the engine that makes this possible, and our guide to professional networking covers how to build those connections without it feeling transactional. The wider your network, the more potential mentors you have, and the more likely one of those relationships turns into something that genuinely accelerates your growth.

What should you actually ask a mentor for?

Once you have a mentor relationship forming, vague requests waste it. Asking someone to share their wisdom puts all the work on them and usually produces generic advice. Specific requests get specific, useful answers. Instead of asking how to get promoted, ask what your mentor thinks is the single biggest gap between where you are and the next level. Instead of asking for career advice, ask how they would handle a real situation you are facing this week.

Good things to ask for include honest feedback on a piece of your work, an introduction to someone in their network, a read on how a decision you are weighing might play out, or a candid take on a skill you should build next. You can also ask them to tell you about a time something went wrong, which invites exactly the kind of vulnerable, instructive story Kilroy described. The pattern is that you are asking for input on real, current decisions, not abstract life coaching. That is how a mentorship produces measurable results instead of comfortable conversation.

This is also where evidence beats opinion. Lacey Kaelani, CEO of Metaintro, has noted in Her Campus that concrete proof of your ability, a real project or a measurable result, is what moves recruiters and decision makers fastest. A good mentor helps you build exactly that. Rather than just telling you to network more, the right mentor helps you ship the project, hit the number, or land the win that becomes the proof point on your resume and in your promotion case. If you are strong at your job but still stuck, our breakdown of why being good at your job is not enough to get promoted explains why visible, measurable wins matter as much as competence.

Do formal programs still have a place?

Yes, and it would be a mistake to dismiss them. Kilroy's company runs both formal and informal mentoring for a reason. Formal programs are the best way to reach people who would never get a mentor otherwise. If you are new, shy, from an underrepresented group, or simply do not yet have a network, a formal program guarantees you a starting point. It removes the awkwardness of cold outreach and gives you a structured relationship from day one. For many people, that structure is what gets them in the door.

The smart move is to treat a formal program as a launchpad rather than a finish line. Join the program, use it to meet people, and let the connections you make there grow into the informal, organic relationships that tend to be more impactful. The formal match might introduce you to your real mentor, or it might point you toward someone else entirely. Either way, you are not choosing between formal and informal. You are using the structure of one to build the authenticity of the other. Companies that get this right, and that genuinely support employees through career growth, build both kinds of mentoring into their culture instead of betting on one.

What does this mean for your career?

The practical takeaway is that you do not have to wait for permission to get mentored. Here is what to do with that:

• Pick two or three people whose work you respect and start engaging with what they do, no formal ask required.
• Make your first request small and specific, like fifteen minutes to understand one decision, instead of asking someone to be your mentor.
• Agree on a clear goal early, whether that is a promotion, a new skill, or a department move, so every conversation has direction.
• Ask for honest feedback and real stories, including the mistakes, not just polished success advice.
• Use any formal program your employer offers as a way to meet people, then let the best connection grow into something informal.
• Focus the relationship on building visible, measurable wins, because that proof is what actually advances your career.

The bigger shift is in how you think about your own development. Mentorship is not something that happens to you when a program assigns it. It is something you build, one honest conversation at a time, with people who genuinely want to see you grow. Workers who treat their development this way tend to move faster, because they are getting real-time advice instead of waiting for a scheduled check-in. As AI reshapes which skills earn promotions, having a mentor who can tell you the truth about where to invest your effort is more valuable than ever.

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People Also Asked

Q: Are informal mentorships better than formal mentorship programs?

A: According to Michelle Kilroy, chief people and communications officer at The Weather Company, the most impactful mentoring tends to be the organic, informal kind, because authenticity builds the trust that formal matches often lack. That said, formal programs are still valuable for reaching people who would not otherwise have a mentor, so the strongest approach uses formal programs to meet people and lets informal relationships grow from there.

Q: How do I find a mentor if my company has no program?

A: Start by identifying two or three people whose work you respect, then engage with what they actually do through thoughtful questions and small, specific requests. Ask for something concrete, like fifteen minutes to understand a decision they made, rather than asking them outright to be your mentor. Over time, a series of useful interactions becomes a real mentorship without ever needing a formal label.

Q: What should I ask a mentor to get the most value?

A: Ask for specific input on real, current decisions rather than general career advice. Good requests include honest feedback on your work, an introduction to someone in their network, a read on a choice you are weighing, or a story about a time something went wrong and how they handled it. Specific questions produce specific, useful answers that help you build measurable wins.

Ready to level up? At Metaintro, we connect ambitious professionals with roles and opportunities where mentorship and growth are part of the culture, not an afterthought. Whether you are building the informal relationships that fast track your career or looking for an employer that genuinely invests in your development, start your job search with us and find a place where your next mentor, and your next move, are waiting.