Billings are up. Profit per partner isn’t.
Your attorneys are working harder than ever. Hourly rates are climbing. The matter pipeline is full. And profit per equity partner is flat or declining year over year. That’s not a productivity problem — it’s work that never gets billed, invoices that never get paid, and overhead that grew faster than revenue.
For US‑based law firms doing $1M–$20M in revenue.
per firm
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I use a different framework than the “Rule of Thirds” you’ve probably read about. Here’s why it matters.
Most law firm guidance references the Rule of Thirds: 33% attorney comp, 33% overhead, 33% profit. It conflates delivery cost with overhead. I use 60/15/15: 60% gross margin, 15% S&M, 15% G&A — same 30% operating margin target, but with three diagnostic levers instead of one bucket. Rule of Thirds tells you the score. 60/15/15 tells you where the leak is.
Industry typically lands at 45–55% once attorney comp is properly classified as delivery cost rather than overhead.
Origination spend, business development, brand — the cost of getting matters in the door.
Industry sits at 22–28% — well above the Rule of Thirds 33% benchmark when you separate out attorney compensation. Rent, non‑billable staff, software.
Same target as the Rule of Thirds. Different frame. If you’re cross‑referencing this against industry benchmarks, that’s the gap you’re seeing.
Out of every $100 of attorney time, you collect about $30.
Industry average from Clio’s 2024 Legal Trends Report. Start with 8 hours of attorney time per day. Utilization 37% × Realization 88% × Collection 91% = 29.6%. Out of every dollar of attorney capacity, you collect about thirty cents. On a $4M firm with $2.4M in attorney comp, the other 70% is a structural leak — three separate problems compounding, each with its own fix.
The framework that closes the gap has three steps in a fixed order: COGS first, S&M second, G&A third. Never reordered.
37% of attorney capacity becomes billable
Only 2.96 hours of an 8‑hour day convert to billable work. The rest is admin, internal meetings, non‑billable time, and unlogged capacity that never makes it onto a timesheet.
88% of billable work gets invoiced
12% gets written off, written down, or never invoiced — informal partner discounts, courtesy reductions, and fees adjusted because “the client pushed back.” Drifts without anyone noticing.
91% of invoiced work gets paid
Another 9% never gets paid. Receivables stretch, A/R ages, and the cash you earned sits with the client instead of in your operating account.
The leak isn’t hypothetical. It’s measurable.
Four numbers govern every healthy law firm.
Healthy gross margin for firms at $1M–$20M is 60%. Most firms run 45–55% — the 5–15 point gap is the COGS leak. Layer in 15% S&M, 15% G&A, and the math lands at 30% operating margin. Every dollar gets categorized against these four numbers, so you always know which lever moves the score next.
In law firms, COGS is where you bleed first. And it’s where you fix it first.
Most managing partners think their cost problem is overhead. It usually isn’t — it’s the gap between attorney capacity and collected revenue. Healthy gross margin at $1M–$20M is 60%. Most firms run 45–55%. The 5–15 point gap shows up in three places.
Time that never gets logged
The ABA found attorneys who wait until end‑of‑day to log time lose 10–15% of billable hours. Wait a day or two and you lose up to 25%. Across a 25‑attorney firm that’s $300K–$700K of revenue annually that was earned and never captured. The fix is frictionless time entry — automated capture from email, documents, and calendar, plus a firm‑wide 24‑hour expectation. Firms that operationalize this recover 6–10 points of gross margin in the first quarter.
Realization that drifts without anyone noticing
Industry average realization is 88% — 12% of billed work gets written off or quietly discounted. The leak isn’t the discounts you negotiate upfront. It’s the informal partner discounts: a write‑down here, a courtesy reduction there. A 3‑point realization improvement on a $4M firm is $120K to the bottom line at near‑100% margin. The fix is monthly realization review at the matter and attorney level — not annual.
Clients who burn capacity without producing margin
Most firms have 15–25% of clients running at negative or marginal profitability once you load in attorney time, paralegal hours, and account management overhead. These aren’t always your smallest clients — they’re often the biggest revenue clients with the most fee pressure and the most senior partner time tied up in relationship management. The number that matters is gross margin per matter and per client. Restructure the bottom 20% and reinvest freed capacity into clients with margin.
The COGS leak is rarely just one of these three. It’s all three, compounding. That’s why the typical $4M firm collects 30 cents on every dollar of attorney capacity instead of 50.
Most managing partners are running three jobs at once.
If you took 90 days off — no calls, no emails, no decisions — what happens? In most firms three things break: the largest client relationships call asking for you specifically because the relationship is with you, not the firm. New business slows because you’re the rainmaker. Practice direction stalls because you’re the senior judgment on the highest‑stakes matters.
That’s not a firm. It’s a high‑end practice with associates. Practices sell at 1–2x EBITDA — buying a job. Firms that run independently with documented succession, delegated client relationships, and a partnership that originates without you sell at 3–5x. Same earnings. Different multiple. On a firm doing $800K in EBITDA, that’s the difference between a $1.2M sale (or no sale at all) and a $3.2M succession.
The fix is what I call “firing yourself” — not retiring, but building the firm so it doesn’t depend on you in three places at once: origination, senior judgment, and client relationships. It’s an 18–24 month process and it’s the single biggest enterprise value lever any professional services firm has. For law firms specifically, succession planning is the second‑order effect — partners can’t retire from a firm that requires them to function.
This is also why “we just need to bring in more matters” is the wrong answer. Bigger numbers in a more dependent firm don’t move the multiple. They just make the rainmaker burnout worse.
Want to see where your firm sits against 60/15/15?
Book the Leak Check. I’ll work through your rough numbers — revenue, realization rate, collection rate, utilization, partner comp — and show you the top 3–5 leaks with dollar ranges. No documents, no prep. You keep the Leak Map either way. 15 spots per month.
What this looks like in real businesses.
“94% revenue growth, 401% profit increase, $87,966 tax liability converted to a refund.”
“From operator to owner‑investor — clean exit and franchise acquisitions funded by exit capital.”
“A documented Motiv Marketing engagement eliminated $402,838 in tax liability and produced an $80,000 refund — an exceptional, client-specific result.”
Most managing partners are running three jobs at once — and the multiple shows it.
Practices sell at 1–2x EBITDA — buying a job. Firms that run independently with documented succession, delegated client relationships, and a partnership that originates without you sell at 3–5x. Same earnings. Different multiple.
On a firm doing $800K in EBITDA, that’s the difference between a $1.2M sale (or no sale at all) and a $3.2M succession. The fix is “firing yourself” in three places — origination, senior judgment, and client relationships — over an 18–24 month build. It’s the single biggest enterprise value lever any professional services firm has.
This is also why “we just need to bring in more matters” is the wrong answer. Bigger numbers in a more dependent firm don’t move the multiple. They just make the rainmaker burnout worse.
Find out where your firm’s margin is leaking.
Most law firms in the $1M–$20M band have $50K–$300K of profit and tax leaks hiding in realization, collection, utilization, and entity setup. The Leak Check finds them. We work through your rough numbers and produce a 1‑page Leak Map: top 3–5 leaks with dollar ranges, ranked by 12‑month impact. 15 spots per month.
For US‑based law firms doing $1M–$20M in revenue.
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