401(k) Fees Explained: What You’re Really Paying (And What’s Reasonable)
401(k) Fees Explained: What You’re Really Paying — And Who’s Actually Overseeing the Plan
Most business owners don’t know exactly what they’re paying for their 401(k).
Not because they don’t care — but because retirement plans often involve multiple vendors, layered pricing, and unclear responsibilities.
And in many cases, nobody is truly overseeing the whole picture.
That’s where plans quietly drift:
- fees go unchecked
- expensive funds stay in place
- providers stop communicating
- participant issues bounce between departments
- nobody reviews anything until there’s a problem
Most plans don’t have a catastrophic fee problem.
They have a visibility and oversight problem.
Who’s Running Point on the Plan?
Most companies already have:
- a payroll provider
- a recordkeeper
- investment options
- compliance support
- multiple vendors touching the plan
But when something comes up:
- who handles it?
- who notices issues early?
- who reviews fees and investments over time?
- who coordinates vendors?
- who helps employees when things get confusing?
That operational layer is often missing.
That’s the role I fill for my clients.
I help companies oversee the operational and fiduciary side of the plan — not just the investments.
Hardship request?
Loan issue?
Payroll problem?
Audit prep?
Participant confusion?
Vendor finger-pointing?
You call me. I handle it.
The 3 Main Types of 401(k) Fees
Most plans have three primary layers of cost.
1. Investment Fees
These are the expense ratios inside the mutual funds or investment options.
👉 Typical range: 0.03% – 1.50%+
This is where plans can quietly become expensive — especially when proprietary or outdated fund lineups go unchecked for years.
2. Recordkeeping / Platform Fees
These are the fees charged to operate the plan itself.
👉 Typical range:
- Often there’s a base fee of $500-$3,000
- Plus a per participant/year fee
- And/or an asset based fee that could be 0.10% – 0.50% or more
- It varies across the industry and is sometimes hard to decipher on your own
These costs are often bundled into the platform and not always obvious at first glance.
3. Advisory / Administrative Fees
This is the cost for the people responsible for helping oversee, maintain, and support the plan.
That can include:
- advisors
- TPAs
- consultants
- administrative providers
- auditors
Fees may be:
- flat
- per participant
- asset-based
- or bundled into another arrangement
This is also where value matters most.
Because the real question isn’t just:
“What am I paying?”
It’s:
“What am I actually getting?”
What a “Normal” 401(k) Costs
For a small to mid-sized plan (under $5m in assets):
👉 Roughly 0.50% – 1.50% all-in is fairly common.
But two plans with similar costs can be completely different experiences.
One may be:
- actively overseen
- reasonably priced
- operationally smooth
- strategically reviewed
Another may be:
- neglected
- overpriced
- reactive
- slowly drifting over time
The difference usually isn’t one giant fee.
It’s whether someone is actually paying attention.
Where Plans Quietly Go Wrong
Usually it’s not one catastrophic mistake.
It’s a combination of small things:
- layered fees nobody reviews
- revenue sharing that goes unchecked
- expensive share classes left in place
- participant issues bouncing between vendors
- advisors who disappear until renewal meetings
- no ongoing benchmarking or operational review
- nobody clearly owning the plan
That’s how plans drift.
What Actually Matters
The goal isn’t the absolute lowest fee.
It’s a plan that is:
- reasonably priced
- actively overseen
- operationally smooth
- aligned with your business goals
That requires judgment, ownership, and accountability — not just a platform.
How I Structure My Fees
There’s no universal pricing model that fits every retirement plan.
Some plans are straightforward.
Others involve multiple vendors, operational complexity, payroll integration issues, audits, custom plan design work, or a higher level of ongoing support.
That’s why I price plans case by case.
In many situations, fees end up somewhere around:
- ~0.25%-0.50% of plan asasets
- or roughly ~$150 per participant annually
But the structure depends on the plan itself and the level of involvement required. I try to price the plan commensurate with the work involved and the liability taken on to help oversee the plan.
More importantly, many plans that come to me already have more than enough compensation built into the existing arrangement — it’s just often spread across providers, buried in bundled pricing, or going toward services the sponsor barely uses or frankly isn’t getting.
The issue usually isn’t:
“Is someone getting paid?”
It’s:
“Is anyone truly accountable for overseeing the plan?”
In many cases, I’m not introducing an entirely new cost so much as replacing or restructuring compensation that already exists.
What You’re Actually Paying Me For
You’re not just paying for fund recommendations.
You’re paying for:
- operational oversight
- participant support
- fee and investment monitoring
- vendor coordination
- audit preparation support
- compliance guidance
- strategic input as the company grows
- help when something breaks or doesn’t look right
Most importantly:
You’re paying for someone who actually understands how the whole system works and is willing to take ownership of it over time.
You’re not calling a generic support line and starting from scratch every time.
TPA & Administrative Costs
Administrative work still needs to happen.
That may be:
- bundled into a platform
- handled by a third-party administrator
- or structured separately
I’ll recommend the setup that makes the most sense based on:
- plan size
- complexity
- long-term goals
- operational needs
Not whatever generates the highest payout.
What I Don’t Do
- No commissions
- No revenue sharing
- No proprietary products
- No IRA cross-selling
- No treating the 401(k) as a side business
I work exclusively on corporate retirement plans.
Why Independence Matters
When fees aren’t clear, incentives matter.
Some providers:
- receive hidden compensation
- push proprietary funds
- bundle services in ways that obscure costs
- prioritize platform growth over oversight
Even when intentions are good, structure matters.
When you work with me:
- compensation is transparent
- decisions are independent
- recommendations are based on what actually fits your business
- and there’s a real point person overseeing the plan
Bottom Line
Most business owners aren’t looking for a “perfect” 401(k).
They want:
- reasonable costs
- good support
- competent oversight
- and confidence that someone is actually paying attention
That’s what I help provide.
Want a Second Opinion?
If you’re not sure what you’re paying — or whether your plan is actually being overseen properly — I’m happy to take a look.

I’m not here to sell you anything.
But if what I say makes sense and we’re a good fit for each other, you might want to hire me.
Mission Retirement Consulting, Inc.
San Diego, CA
(619) 942-4510
Mission Retirement Consulting (MRC) is an investment adviser registered in California. Registration of an investment adviser does not imply any specific level of skill or training and does not constitute an endorsement of the firm by the State of California. MRC only conducts business in states in which it is properly registered or is excluded or exempted from registration. A copy of MRC’s current written disclosure brochure, which discusses among other things, MRC’s business practices, services and fees, is available by contacting MRC or through the SEC’s public website at: www.adviserinfo.sec.gov.
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