Corporate Treasury Management & Real-Time Payments3 min readUpdated September 2026

Modern Treasury vs Trovata for Law Firms Holding Client Funds

Neither Modern Treasury nor Trovata replaces trust accounting for a law firm, so the decision mostly concerns operating cash rather than the IOLTA account. A client trust account must stay separate from operating cash and reconcile three ways, with no single client's ledger allowed to run short.

Neither platform is a substitute for your state bar's trust accounting rules or your trust-qualified bank. What they can help with is everything around that account.

Vendors Covered in this Article

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Why trust accounting changes this comparison entirely

Commingling client funds with firm operating cash is one of the fastest ways to a bar complaint, and most states require three-way reconciliation: the bank statement, the trust ledger, and each client's individual sub-ledger all have to agree. That's a specific compliance workflow, usually handled by trust accounting software built for law firms or by your bank's own trust reporting, not by a general-purpose treasury platform built for SaaS companies and retailers.

Start this evaluation by separating the two questions: what do we need for trust compliance, which neither platform is built to replace, and what do we need for the firm's own operating cash, which is where Modern Treasury and Trovata actually compete.

What a treasury platform can add around the trust account

Even though neither platform replaces your trust accounting software, both can connect to the trust account for read-only visibility, which is useful for confirming the account's total balance never dips below what client sub-ledgers say it should hold, a red flag worth catching immediately rather than at your next audit. Treat that as a supplementary check, not your system of record. Your trust accounting software or your bank's own reporting remains the authoritative source your bar exam and your malpractice carrier will actually look at.

Where the real decision lives: the firm's operating account

Once you set trust accounting aside, the Modern Treasury versus Trovata decision looks like it does for any professional services firm. If your firm has engineering resources and wants to build custom logic tying case costs to specific matters, Modern Treasury's API can support that. Most firms don't have that resource, and Trovata's finance-configurable dashboard, giving partners a single view of operating cash, payroll funding, and overhead across accounts, tends to fit a law firm's actual staffing better.

Evergreen retainers and the cash timing they create

Say your firm requires clients to maintain an evergreen retainer, replenished once it drops below a threshold. Tracking which clients are due for replenishment, and whether that replenishment has actually landed before more work is billed against the matter, is a genuine operational headache at any firm running more than a handful of active matters. Neither platform automates the replenishment request itself, but visibility into trust account activity can help your billing team notice a lagging retainer before a partner does unbilled work against it.

What to confirm with your bank before connecting anything

Not every bank's trust or IOLTA product supports third-party read connections the way a standard operating account does, and some smaller or specialty banks that handle trust accounting well don't integrate with either platform at all. Confirm this directly with your bank before assuming either vendor can connect. If they can't, that's not a dealbreaker for the platform, it just means your trust account visibility stays inside whatever trust accounting software or bank portal you already use, while the treasury platform focuses on operating cash.

A worked example: five active matters, one shared operating account

Imagine a six-attorney firm running five active matters, each with its own trust sub-ledger, alongside a single operating account that funds payroll, rent, and overhead. The partners don't need a treasury platform to see trust balances; the trust software already does that. What they lack is a clean weekly view of operating cash against upcoming payroll and expert witness invoices coming due. That's the gap either platform closes, and it has nothing to do with the trust account at all.

Rollout order: operating account first, trust visibility second

If you decide to move forward with either platform, connect the operating account first and get comfortable with the platform's day-to-day view before you even consider whether to add read-only trust account visibility. Rushing to connect the trust account on day one, before your team trusts the platform's reporting and before your bank has confirmed the connection is appropriate, raises the stakes of the rollout unnecessarily. The operating account is lower risk, higher immediate value, and a reasonable place to prove the platform out before touching anything trust related at all.

A sensible rollout order looks like this:

  1. Confirm with your bank whether its trust or IOLTA product supports third-party read connections at all.
  2. Connect the operating account first and get comfortable with the platform's day-to-day view.
  3. Add read-only trust account visibility only once your team trusts the platform, checking that the total never dips below what client sub-ledgers say it should hold.
  4. Keep your trust accounting software and state bar rules as the system of record for three-way reconciliation.
Executive Capability Standard

What Good Looks Like

Good treasury management for a law firm means the trust account reconciles three ways without exception, and the operating account has a clear weekly view of cash against payroll, overhead, and expert or vendor invoices coming due.

Building The Capability (5-Stage Skill Ladder)

1. Learn:Confirm your firm's current three-way reconciliation process for the trust account and identify who owns it and how often it runs.
2. Do Manually:Build a simple weekly tracker for the operating account that lists upcoming payroll, rent, and vendor payments against the current balance.
3. Delegate:Assign a bookkeeper or office manager clear ownership of that weekly operating-cash tracker, separate from whoever owns trust reconciliation.
4. Automate:Connect the operating account, and the trust account if your bank supports it, to Modern Treasury or Trovata for a standing view instead of a manual weekly pull.
5. Buy:Add a dedicated cash sweep product for idle operating reserves, since trust funds themselves generally cannot be swept into firm investment products under most bar rules.

How to Get Started

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Frequently Asked Questions

Can Modern Treasury or Trovata replace our trust accounting software?

No. Both are general treasury and cash visibility platforms, not law firm trust accounting systems built around three-way reconciliation and bar compliance rules. Keep your existing trust accounting software or your bank's trust reporting as the system of record, and use either platform, if at all, for supplementary visibility or for the firm's operating account.

Is it safe to connect our IOLTA account to either platform?

Confirm with your bank and, if you're unsure, your state bar's guidance first. Some trust-qualified banks support read-only third-party connections without issue; others restrict this. A read-only connection for visibility is generally lower risk than anything that could write to the account, but the bank's own policy governs what's actually allowed.

Do we need either platform if we only have one matter at a time?

Probably not yet. A solo practitioner or very small firm with light transaction volume across one or two accounts is usually well served by a bank's own online banking and a simple spreadsheet. This becomes more useful once you're running several matters and multiple staff need visibility into the same operating cash picture.

About the numbers

This guide doesn't quote a sourced benchmark. Figures in it are estimates or general guidance, so check them against your own numbers.

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