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Why ETS Caps at Three New Clients a Month (and Why You Should Care)

We onboard 3 new full-service clients per month — by design, not by accident. Here's the math behind the cap and what it means for engagement quality.

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  1. #Where the number comes from
  2. #What it actually does for clients
  3. #What it means for prospects
  4. #Why we don’t scale by hiring associates
  5. #What changes when we grow
  6. #What you can do with this

TLDR

ETS onboards three new full-service clients per month — across all three Tax Analysis tiers combined. This isn’t scarcity marketing. It’s the actual capacity of two partners and a small operations team running the depth of work each client deserves. The cap is why every client gets the partners (not associates). It’s also why the month is sometimes full and you book into the next one.

In this guide, you’ll learn:

  • See the arithmetic — 75-110 partner-hours per client × 2 partners × 1,700 chargeable hours = ~28 active clients per partner
  • Understand the two operational outcomes — partner-led engagement and 1-3 business day response SLA
  • Recognize why we turn ~30% of prospects away (and the categories that don’t fit the model)
  • See why we don’t scale by hiring associates (and why some firms do, successfully)
  • Get the three practical implications for prospects deciding whether to engage now or wait

#Where the number comes from

Most tax firms scale by adding associates. You hire a junior CPA or EA, train them on your processes, hand them client work, supervise their reviews. Over time, the partner-client relationship gets diluted — by year three, you might never see your actual partner outside of an annual review meeting.

We built ETS to be the opposite of that. Every full-service client gets the same two partners who ran their Discovery call. The COO (me) handles client experience, operations, bookkeeping team management. The CEO handles every tax position, every Round N preparer review, every IRS representation matter.

The math of that model gets specific fast.

A typical full-service client (Comprehensive tier) requires:

  • ~12 hours of Tax Analysis work spread across 2 weeks (3-year return review, transcript analysis, strategy modeling, advisory delivery)
  • ~6 hours/quarter of advisory engagement (quarterly session, Basecamp threads, mid-quarter check-ins)
  • ~15 hours of tax-return preparation per year (Round N review, preparer + senior review, client review window, filing)
  • ~3 hours of bookkeeping oversight per month (if on the bookkeeping engagement)

That’s roughly 75–110 partner-hours per client per year, depending on engagement depth. With two partners working ~1,700 chargeable hours each (working backwards from typical professional services capacity), we have ~3,400 partner-hours total. Subtract time spent on the firm itself, marketing, hiring, internal training, and the bookkeeping team management — call it ~2,400 client-facing partner-hours.

  • 75–110

    Partner-hours per client / yr

    Depending on engagement depth

  • ~3,400

    Total partner-hours

    2 partners × ~1,700 chargeable each

  • ~28

    Active clients per partner

    Range of 22–32; growing carefully

  • 3

    New clients per month

    All three tiers combined

Working backwards from typical professional-services capacity across two partners and a small operations team.

At 75–110 hours per client, that’s a maximum of ~22–32 active full-service clients per partner. We currently sit at ~28 each, growing carefully. Three new clients per month is the rate at which we can onboard without breaking the response SLA on existing clients.

The cap isn’t a marketing decision. It’s an arithmetic decision.

#What it actually does for clients

Two specific things.

1. Every client gets the partners, every time. When you book Discovery, I run it. When the engagement starts, the CEO is on the Round N preparer review. When an IRS notice arrives, we’re the ones reading it — not an associate filtering it up. This isn’t possible above ~30 active clients per partner. We made the cap the constraint we plan around.

2. The 1-3 business day response SLA actually holds. This is the operational difference clients notice fastest. Most accounting firms have a “we’ll get back to you” black hole at the inbox level. Threading through Basecamp + capped client count + two partners actively running the queue means messages get answered in 1-3 business days, period. If we ever miss that, our response guarantee fires (free month of advisory on us).

#What it means for prospects

Two practical things to know if you’re considering engaging:

1. The month is sometimes full. We onboard 3 new clients per month, across all three Tax Analysis tiers combined. If a month is fully booked and you’re prospecting Discovery, we’ll either book you into the next available month or — if your situation is time-sensitive — see if we can flex one earlier slot. We’ve never turned away a genuinely time-sensitive engagement.

2. We turn ~30% of prospects away. We’re upfront about who we’re not the right fit for (see the disqualifier on /about). Households under $150K AGI with no business or rentals. Owners shopping the lowest price. Prospects who want aggressive positions they can’t defend. We tell people this on the Discovery call, often within the first 10 minutes. Saves their time and ours.

#Why we don’t scale by hiring associates

The conventional wisdom is: hire associates, train them, leverage your time, grow revenue. We’ve talked to enough peer-firm owners to know how that story usually plays out.

The two models pull in opposite directions:

Associate-scaling vs. ETS partner-led
Associate-scaling modelETS partner-led model
Who's on the engagement Associates prepare; partner signs and joins quarterly check-insThe same two partners who ran your Discovery, every time
What scales Revenue scales with headcount and associate ratioWe scale by saying no; the cap is the constraint we plan around
Round N preparer review Delegated to associates as volume growsThe CEO is on every Round N review
Where it works High-volume compliance shops signing associate-prepared returnsStrategy + advisory work where partner judgment is the product
The philosophy Largest mid-tier firm — 200 clients on the rosterHighest-quality 25-client firm in San Antonio

The associate path works for high-volume compliance shops where the partner’s job is signing returns the associates prepared. It does NOT work for strategy + advisory work, where the partner’s judgment is the product. Once you start delegating Round N preparer review to associates, the brand promise breaks — clients are paying for the partner’s eyes, and they stop getting them.

Some firms solve this by adopting a “PE-style” model — high associate ratio, partner only on the engagement letter and quarterly check-ins. That’s a viable model, but it isn’t ETS. We’re more interested in being the highest-quality 25-client firm in San Antonio than in being the largest mid-tier firm with 200 clients on it.

#What changes when we grow

If our client capacity grows over the next 3 years (likely — we’re hiring one operational role per year), the cap goes up proportionally. Maybe we onboard 4-5 new clients per month by 2028. Maybe we cap it at 3 forever and just charge more for the slots. We haven’t decided.

What won’t change: every full-service client gets a partner. If that ratio breaks, we go back to the constraint that makes the brand work.

#What you can do with this

Three things.

1. Don’t wait if you’re a real fit. If you have a genuine $250K+ household or owner situation and you’ve been kicking the tires on engaging, the next 3-client slot is somebody else’s if you don’t move. We’re not creating artificial urgency — there are literally only three.

2. Don’t engage if you’re not sure yet. The Tax Review at $1,000 is a cleaner first step for prospects who want to evaluate before committing. The fee credits 100% to a Tax Analysis if you upgrade within 60 days.

3. Read about the firm before you book. Who we help, Services, Partners, Tech stack, About. If the philosophy reads true to you, the Discovery call will go fast. If it doesn’t, you’ll know before we both spend the time.


This article is part of “From the Operator Seat” — Ramon’s personal-brand lane within the firm’s voice. The articles in this category are operator-to-operator content for prospects who want to look behind the scenes and for other tax-firm builders thinking about the same questions.

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