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Winthrop & Co.
Market Insights
GuideFiled September 9, 20267 min read

How to Choose an Independent RIA Platform: The 12 Questions

There is no best independent RIA platform, only the one whose answers to twelve questions fit the practice you actually run. The questions cover the custody agreement, the cash economics, the fee sheet, who owns your technology and data, what happens if the platform is sold, and how you leave. Most pitches answer three of them. Ask all twelve, in writing, before you sign.

Filed by Robert Noe

GuideHow to Choose an Independent RIA Platform: 12 Questions to Ask

The short answer: there is no best independent RIA platform. There are five layers of the market, each selling something different, and inside each layer there are providers whose answers to twelve questions will or will not fit the practice you actually run. The questions cover the custody terms, the cash economics, the real fee sheet, who owns your technology and your data, what happens if the platform is sold, and how you leave. Most pitches answer three of them well. Ask all twelve, in writing, and the choice usually makes itself.

Advisors searching for the best platform are asking a question with no answer, because the market is not one thing. It is a map with five layers, and the right question is which layer you belong in and which provider in that layer can pass diligence.

The map itself, custodians, supported independence, corporate RIAs, aggregators, and the standalone build, is drawn in independent RIA platforms explained. This piece assumes you have read it and know roughly which layer you are shopping in. What follows is the diligence.

Why "best" is the wrong question

Every platform pitch is built to win a comparison, and the comparison is usually on the two dimensions the platform is strongest in. A custodian will show you technology and pricing. A supported-independence platform will show you growth statistics and speed to launch. An aggregator will show you a check. None of them is lying. All of them are choosing the frame.

The practice-side frame is different. A $200 million fee-only planner and a $2 billion team with commission business, a lending book, and a succession horizon are shopping for different things, and the platform that is right for one is often wrong for the other. Which is why the diligence has to start from the practice rather than the pitch. Cerulli's numbers say the direction is settled, independent and hybrid RIAs at 27% of industry assets and 71% of switching advisors choosing independence, but the direction does not tell you where on the map to stop.

The twelve questions below are the ones we ask on an advisor's behalf. They are grouped by what they protect.

Custody: two questions about where the money sits

1. What are the actual terms of the custody agreement, at my asset mix? Custody is routinely described as free, and for many firms the stated fee is zero. It is not costless. Financial Planning's reporting on one major custodian describes roughly 2,000 distinct fee structures across its 16,000-plus RIAs, individually negotiated, with the custodian earning on client cash sweeps, lending, and transaction charges rather than a headline fee. Ask for the agreement, ask what changes at your account count and trade volume, and ask what was added in the last eighteen months. Then read how custody actually works, because the mechanics decide the economics.

2. What is the cash sweep arrangement, and who keeps the spread? Client cash is the consideration in most custody relationships. The yield clients receive on swept cash, the spread the custodian retains, and whether you have the ability to move cash to higher-yielding options are the three numbers that decide whether free custody is cheap or expensive. A platform that will not discuss the sweep is telling you something.

Economics: three questions about the fee sheet

3. What is the all-in cost, in basis points and in dollars, at my revenue and asset mix? Not the headline revenue share. The all-in. Supported-independence platforms typically take 10% to 20% of revenue, and the category's flagship has published its own arithmetic: roughly 15% of revenue all-in, delivering a net payout near 62%, against the 5% to 11% of revenue a firm might spend assembling the same stack itself. Both of those are real numbers, and neither is yours until it is run against your practice. Ask for the model with your figures in it.

4. What is bundled, and what is charged separately? Technology, compliance, reporting, billing, trading, marketing, transition support, and E&O coverage each sit either inside the platform fee or outside it, and two platforms with the same headline can differ by several points of revenue on what is bundled. Get the list. The full stack, layer by layer, is priced in what an independent RIA platform actually costs.

5. What moves the number over time? Fee schedules step down as assets grow, or they do not. Minimums apply, or they do not. Technology costs pass through at cost, or at a markup. Ask for the fee sheet at your current size and at twice your current size, and look at what changed.

Ownership: three questions about what is yours

6. Who owns the client data, contractually, and in what form do I get it if I leave? This is the question most advisors skip and most later regret. Whoever holds the client record in a usable form holds a great deal of the practice, which is the argument at the center of do you actually own your book of business. The answer you want is unambiguous: the data is yours, exportable in a standard format, on request, without a fee.

7. Who holds the technology contracts? If the CRM, the planning software, and the portfolio system are contracted by the platform rather than by you, leaving the platform means rebuilding the stack. If they are yours, leaving means changing a login. The difference is months of operational disruption and, in a transition, client retention.

8. Whose ADV is it? On a corporate RIA or a supported-independence platform, you are operating under someone else's registration. That is the convenience you are paying for, and it is also the reason the platform decision ultimately belongs to the owner of the ADV. The channel you do not own sets out what that means when interests diverge.

Continuity: two questions about the platform's own future

9. What happens if the platform is sold? This is not hypothetical. Consolidation is the dominant story in the independent channel, and the clearest recent case is an independent broker-dealer with 2,900 advisors and $285 billion acquired in 2025, with independent tracking recording roughly 22.5% of its advisors departing within nine months of the announcement. Nothing about that was wrong. It was a platform being bought, which platforms are. Your agreement should say whether a change of control releases you from any term commitment, whether your economics are protected through a platform conversion, and who owns your data during the transition. Silence on all three is an answer.

10. Who owns the platform, and what is their exit horizon? A founder-owned platform, a private-equity-backed platform, and a publicly traded one have different clocks. Private equity in particular operates on a five-to-seven-year cycle, and the platform's next transaction may arrive in the middle of your term. Ask directly. The honest ones will tell you.

Exit: two questions to read first

11. How do I leave, and what does it cost? Minimum terms, termination fees, notice periods, and any note or equity interest the platform holds that survives departure. Read this clause before the entry terms, because it decides whether you are renting infrastructure or handing over the practice. The pattern is the same one that governs recruiting packages, where the exit mechanics matter more than the headline, as what a transition deal is worth sets out.

12. What do I take with me? Clients, data, technology, staff, and the practice's enterprise value. On a custodian-direct or standalone model, all of it. On a supported-independence platform, most of it, subject to the answers to questions six and seven. On an aggregator, some or none of it, because you sold it, which is fine if that was the decision and a problem if it was not.

How to use the list

Send all twelve to every platform on your shortlist, in writing, and ask for written answers. The exercise does two things. It produces the comparison the pitches were built to avoid, and it sorts the platforms by how they respond to being asked. A provider that answers all twelve promptly and plainly is one you can price. A provider that answers three and offers a call about the rest has told you how the relationship will go.

We run this diligence on an advisor's behalf, against the actual custody agreement, the actual fee sheet, and the actual offer terms, for every practice we help move. If a platform is pitching you this quarter and you want to know which layer it is and how its answers compare, request an introduction. The questions are the industry's. The answers should be about your practice.

Sources (6)

Frequently asked

What is the best independent RIA platform?
The one whose answers to a defined set of questions fit your practice, and that is a different platform for a $200 million fee-only planner than for a $2 billion team with commission business and a lending book. Any answer that names a firm before asking about your asset mix, your revenue composition, your growth plan, and your exit horizon is a sales answer. The useful question is not which platform is best but which layer of the market you belong in, custodian-direct, supported independence, corporate RIA, or aggregator, and then which provider in that layer answers the twelve questions best.
What questions should I ask an RIA platform before signing?
Twelve, in five groups. Custody: what are the actual terms, and what is the cash sweep arrangement. Economics: what is the all-in fee at my asset mix, what is bundled, and what moves the number. Ownership: who owns the technology contracts, the client data, and the ADV. Continuity: what happens if the platform is sold, and what are my rights on a change of control. Exit: how do I leave, what do I take, and what does it cost. A platform that answers all twelve in writing is a platform you can price. One that answers three is a pitch.
How much does an independent RIA platform cost?
It depends on the layer. A custodian often charges no stated fee and earns on client cash and lending instead. A supported-independence platform typically takes 10% to 20% of revenue for a turnkey middle office; the category flagship has disclosed an all-in near 15% of revenue against roughly 5% to 11% for a self-assembled stack. A standalone RIA launches for around $25,000 in cash and a great deal of operational lift. An aggregator is not a fee at all but a sale of some or all of your enterprise value. The full cost picture is set out in our guide to what a platform actually costs.
Should I custody with more than one firm?
Increasingly, yes, and nearly 30% of RIAs already do. Multi-custody keeps the custody negotiation honest, protects against a single provider's service or pricing changes, and gives clients a choice. The cost is operational: two sets of workflows, two data feeds, two relationships to manage. For a practice large enough to be negotiating custody terms at all, the leverage usually outweighs the lift.
What happens to my practice if my RIA platform is acquired?
It depends entirely on what your agreement says, which is why the question belongs in diligence rather than after the announcement. In the clearest recent example, an independent broker-dealer with 2,900 advisors was acquired, and independent tracking recorded roughly 22.5% of its advisors departing within nine months. Your agreement should say whether a change of control releases you from term commitments, whether your economics are protected through a conversion, and who owns your client data through the transition. If it is silent on all three, assume the answer is not in your favor.
How do I leave an RIA platform?
On the terms you agreed to at the start, which is why they matter more than the entry terms. The questions to settle before signing are whether there is a minimum term or termination fee, whether you take your client data in a usable form, whether your technology contracts and vendor relationships transfer or reset, whether the platform holds any note or equity interest that survives departure, and how long the transition takes. Advisors who read the exit clause first rarely regret it. Advisors who read it last are usually reading it in a dispute.

Filed

September 9, 2026

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