Practical Lean Finance

No theory. No hype. No BS. One tool, one process, one article.

Lean Six Sigma for Finance • New article every week • Published in series

Hourglass with bright blue sand draining through against a dark background, with the title "Days Sales Outstanding" displayed on the left in white and yellow stencil-style lettering.

  • May 24

Your DSO Is Lying to You

Standard DSO moves with revenue, not with how fast customers pay. Countback DSO shows what they actually do. The gap is real cash.
Silhouetted businessman in a suit against a deep blue background, gesturing with one palm open and the other holding a folder, in a posture suggesting uncertainty or shrugging. Large white text overlay reads "Net Working Capital."

  • May 17

Your Cash Is Trapped. Here's Where.

Net working capital as one number hides everything. Decompose it into three levers and three conversations.
AI-generated image of businessmen in suits running on an athletics track, passing stacks of paper documents to each other like relay batons. The lead runner looks stressed and is reaching forward to hand off a pile of folders. Bold yellow hand-painted text reads "HAND OFFS" across the left side of the image. Stadium lighting and haze in the background.

  • May 10

Your Close Is Slow Because of Handoffs That Shouldn't Exist

Learn five ways to fix upstream dependencies in your month-end close, ranked from permanent elimination to SLA formalization. Real examples from manufacturing and capex.
A doctor calmly examines a thermometer while the room burns behind his patient. Root Cause Analysis in large yellow text on left side with halftone overlay.

  • May 3

If You Think Treating Symptoms Is the Same as Solving the Root Cause, You'd Be a Terrible Doctor

78% of recurring close overruns trace to systems and upstream handoffs, not people. How to use 5-Whys and fishbone analysis to find structural root causes in your month-end close.
Cinematic image of a man in a suit driving a rusted-out car with an oversized exposed engine in a dark industrial setting. Bold yellow text reads DOWNTIME. Visual metaphor: the process looks like it runs, but most of the energy is going to waste.

  • Apr 26

You're Fixing the Wrong Problem. Here's How to Tell.

Learn to classify month-end close waste into two families and match the right fix to the right cause. Eight Lean wastes applied to real finance processes.
Split-screen office scene. Left: accountant overwhelmed at a cluttered desk with Gantt charts on the wall. Right: colleague leaning back at an empty desk. Text reads Gantt? RCS!

  • Apr 19

Your Senior Accountant Has 10 Hours on Day 3. Your FP&A Analyst Has Nothing Until Day 5.

Your critical path says 11 days. Your close takes 13. The gap is people, not tasks. Here's how to tell whether to fix the schedule or fix the work.
A man in a suit using a fire extinguisher on a row of lit dynamite sticks in an industrial workshop. Bold yellow text reads CRITICAL PATH.

  • Apr 11

Your Close Has a Critical Path. You've Just Never Seen It.

The Critical Path Method puts a number on every task in your close: how much buffer it has, whether it controls your deadline, and where convergence points break your schedule.
A man in a suit standing barefoot at poolside holding a folder, looking stressed, while swimmers crowd the lanes behind him. Bold yellow text reads SWIM LANES.

  • Apr 4

Your SSC Is Making Your Close Slower. And I'm Not the One Saying It.

Swimlane mapping shows why your close drags: the handoffs between departments, not the tasks. 89 studies found no evidence SSCs reduce total costs.
Office worker holding a compliance document over a desk of papers, stuck between a green Keep bin and a red Kill bin, with Value Add? in large yellow text

  • Mar 28

Most of Your Close Isn't Waste. It's Worse: It's Misclassified.

Binary value classification breaks in finance. The three-way VA/BNVA/NVA split gives compliance work an honest home and exposes where the recoverable hours live.
Exhausted office worker holding a fire extinguisher in front of chaotic filing cabinets covered in sticky notes and tangled cables, with SIPOC in large yellow text

  • Mar 21

SIPOC: The Lean Six Sigma Tool That Should Be Your First Move in Finance

Most finance teams close without a process map. SIPOC maps every task in five elements. Here's how to apply it to a real 127-task manufacturing close.

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