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How to Prevent Margin Leakage in Manufacturing

  • Writer: Atishay Jain
    Atishay Jain
  • Dec 22, 2025
  • 12 min read
Prevent Margin Leakage in Manufacturing

I remember the first time I realized we were losing money on projects we actually won.

It is a terrible feeling.


You ring the bell. The sales team high fives. You beat the competition. The factory floor is busy. The trucks are moving. You feel like a winner.


Then the quarter ends.


You look at the bank account. You look at the final spreadsheet. And your stomach drops.


We made revenue. But we made no profit.

In fact, on some of those big complex projects we celebrated, we actually paid the customer to build their building. We lost money.

This is the silent killer of our industry.

  • It is not a lack of sales.

  • It is not lazy workers.

  • It is margin leakage.


If you are a leader in this space, you wake up every day thinking about how to prevent margin leakage in manufacturing. It is the obsession that keeps us up at night.

I am writing this because I have spent years looking at the messy reality of how we price things.


I have sat with estimators who are tired and overworked. I have looked at inboxes full of three thousand emails that make no sense. I have seen the chaos.

And I have found the answer.


It is not what you think. It is not about buying a better calculator. It is not about yelling at your sales team to charge more.


It is about fixing the brain of your company.


In this article, I want to take you deep into the problem. I want to show you exactly where the money is going. And I want to show you how to stop it.


If you want to prevent margin leakage in manufacturing, you have to stop looking at the factory floor and start looking at your inbox.


Part 1: The Lie We Tell Ourselves


We love to blame the market.


When margins drop, we say it is inflation. We say the price of aluminum went up. We say the competition is being crazy and pricing things too low.

Sure, those things happen. But they are not the main reason we bleed profit.

The main reason we lose money is that we are guessing.


I want you to picture your best estimator. Let us call her Julie.


Julie is smart. She has been with the company for ten years. She knows everything about glass and steel.


But Julie is drowning.

Every single month, three thousand emails hit the inbox.

  • Some are junk.

  • Some are small orders for standard parts.

  • Some are massive complex projects for a new hospital or a school.


They all look the same in the inbox. They are just subject lines.

Julie has to open every single one. She has to read the PDF. She has to look at the drawings. She has to figure out if it is a job for us or not.


She is tired. She is rushing. She has a backlog of quotes to get out the door.

So what does she do? She uses her gut.

  1. She looks at a project for a school in Dallas.

  2. She thinks to herself that it looks like the school we did last year.

  3. She remembers we quoted that one at a specific price.

  4. She puts a similar number on this one.

  5. She sends the quote.


She moves on to the next email.


This is where the leak happens.

Julie forgot that the school last year had a nightmare installation. She forgot that the door closers failed and we had to replace them all for free. She forgot that we barely broke even on that job.


But because she is rushing, she repeats the mistake. She quotes the new job at a thirteen percent margin.


If she had the right data in front of her, she would know that for this type of complex school project, we need an eighteen percent margin just to be safe.

But she does not see that. She just sees another email to clear.

So we win the job. And we lose five points of margin instantly.

That is twenty thousand dollars of pure profit gone in a single click.


If you want to prevent margin leakage in manufacturing, you have to stop Julie from guessing. You have to give her a memory.


Part 2: The Complexity Trap


There is a big difference between selling a widget and selling a project.


If you sell standard windows or simple parts, you can use a formula. The cost is X. The margin is Y. The price is Z. You can use tools like simple pricing software to do this.

But most of us do not just sell widgets. We sell complex systems. We sell projects that have specs and drawings and unique requirements.


This is where the software fails us.


You can buy the most expensive ERP system in the world. You can buy a fancy Configure Price Quote tool. They are great at doing math.


But they are terrible at reading.

  • They cannot read the note on page fifty of the architect plans that says the wind load requirement is higher than normal.

  • They cannot read the email chain where the customer mentions a specific delivery constraint.


That information is trapped in the document. It is unstructured data.

Because our tools cannot read it, our estimators miss it.


They quote the standard price for a standard system. But the project is not standard. It has hidden risks.

When we win the project, those risks turn into costs.

  • We have to buy thicker glass.

  • We have to pay for overtime labor.

  • We have to rush ship materials.

Every single one of those costs eats into our profit.


This is why it is so hard to prevent margin leakage in manufacturing. The leak does not happen when we buy the materials. The leak happens the moment we send the quote.


We promised to do a hard job for an easy price. We underestimated the complexity.

I have seen this happen thousands of times. We look at the revenue and celebrate. Then we look at the cost and cry.


We need a way to spot the complexity before we quote. We need a way to filter the noise.


Part 3: The Problem of Scale


If you are a small shop with one location, you can manage this. You can talk to every estimator. You can check every quote.


But what if you are big?


What if you have eighty facilities across the country? What if you have teams in Dallas and Houston and Austin?


Now you have a new problem. You have the problem of silence.


The team in Dallas does not talk to the team in Austin. They use different servers. They use different folders.


This leads to one of the most painful ways to lose money. I call it the Self Inflicted Wound.


Here is what happens:

  1. A general contractor is bidding on a big hospital project. They send a request for a quote to your branch in Houston.

  2. Another general contractor is bidding on the exact same hospital project. They send a request for a quote to your branch in Austin.

  3. Now you have two of your own teams bidding on the same job.


The estimator in Houston is aggressive. He quotes a low price.


The estimator in Austin is conservative. He quotes a high price.


The general contractors talk. They shop your price around.


They take the low price from Houston and use it to beat down the price from Austin.


You are negotiating against yourself.


You are driving your own margins down.

This happens every single week in large manufacturing companies. And nobody knows it is happening until it is too late.


To prevent margin leakage in manufacturing, you need eyes in the back of your head. You need to know that the job in Houston is actually the same job as the one in Austin.

You need to catch the duplicate before you quote.


If you can catch it, you can be smart.

  • You can tell the branches to talk to each other.

  • You can agree on a single strong price.

  • You can hold your margin.


But you cannot do that if you are blind.

Most companies are blind. Their data is stuck in silos. It is stuck in inboxes. It is not connected.


Part 4: The Intake Agent that prevents margin leakage in manufacturing


So how do we fix this?

How do we solve the problem of the tired estimator? How do we solve the problem of the hidden complexity? How do we solve the problem of the duplicate bid?

We need to change how we work.

We do not need another calculator. We need a filter.


I call it the Intake Agent.

Imagine a layer of intelligence that sits on top of your inbox. Before Julie even opens an email, this intelligence reads it.


It reads the PDF. It reads the drawing. It understands what the customer is asking for.

Here is what it does:

  1. It Checks for Duplicates: It looks across all eighty branches. It says wait a minute. We saw this same address in a request that went to the Austin branch yesterday. It flags it. It puts a big yellow warning on the screen. It stops the friendly fire.

  2. It Checks for History: It looks at every project you have ever done. It says this looks exactly like the school we did three years ago. It pulls up the data from that old job.

    It shows Julie the margin.

    It shows her the mistakes.

    It says be careful.

On the last job like this, we lost money because of the installation.

It gives her a guardrail. It tells her the safe margin band is eighteen to twenty two percent.

If she tries to quote thirteen percent, it flashes red. It stops her.


This clears the backlog. It frees up Julie to focus on the hard stuff.

This is how you prevent margin leakage in manufacturing. You do not do it with brute force. You do it with intelligence.

You catch the mistake before it happens.


Part 5: The Value of Memory

Every manufacturing company has a memory problem.


Your company has done thousands of projects. You have learned thousands of lessons. You have paid for those lessons with lost margin.


But where do those lessons live?


They live in the heads of your senior people.

When your best estimator retires, he walks out the door with twenty years of margin protection in his brain.


The new guy comes in.

  • He does not know about the wind load issues in Florida.

  • He does not know about the difficult general contractor in Chicago.

So he makes the same mistakes. He loses the same money.

You pay for the tuition twice.

To prevent margin leakage in manufacturing, you need to institutionalize your memory.


You need a system that remembers every quote, every win, every loss, and every mistake.


And you need that system to speak up.


It is not enough to store the data in a database. Nobody has time to run a query. Nobody has time to look at a dashboard.

The memory needs to appear right when the decision is being made.

When the new guy is typing up the quote, the system needs to whisper in his ear. It needs to say hey, remember what happened last time?

This is the difference between data and wisdom.

Data is a spreadsheet of numbers. Wisdom is knowing that this specific glazing system always has issues in cold weather.

We need to build systems that provide wisdom.

Part 6: Speed vs Accuracy

There is a tension in our business. We always feel the need for speed.

Customers want the quote now. If we are slow, we lose the deal.

So we rush. We skip the review. We just get the number out the door.

But speed is the enemy of margin. When we go too fast, we miss things.

The goal is not just to be fast. The goal is to be fast and right.

This is where the concept of Triage comes in.

In a hospital ER, they do not treat everyone the same.

  • If you have a broken toe, you wait.

  • If you are having a heart attack, you go to the front of the line.

We need Triage for our inboxes.

We need to know instantly which request is a heart attack and which one is a broken toe.

If a request is simple and low risk, we should be fast. We should use automation. We should get the quote out in minutes.

But if a request is complex and high risk, we should slow down. We should put our best eyes on it.

To prevent margin leakage in manufacturing, you must separate the two.

You cannot treat a fifty story tower the same way you treat a strip mall replacement.

But right now, most inboxes treat them the same. They are just bold text in a list.

We need technology that can tell the difference. We need to route the work to the right place.

  • The simple stuff goes to the bots.

  • The complex stuff goes to the experts.

When you do this, you gain speed on the easy stuff. And you gain accuracy on the hard stuff.

You get the best of both worlds.


Part 7: The Hidden Cost of Bad Data


We talk a lot about being data driven. But our data is a mess.

It is hidden in PDFs. It is buried in email threads. It is scribbled on napkins.

Because the data is messy, we ignore it. We fly blind.


To prevent margin leakage in manufacturing, we have to respect our data. We have to clean it.


But we cannot ask our humans to clean it. They are too busy.


We cannot ask Julie to type every detail from the PDF into the computer. She will quit.

We need to use new tools to do the cleaning for us.


We need systems that can read the mess and turn it into structure.

When you turn the mess into structure, magic happens.


  1. Suddenly you can see the trends.

  2. You can see that your margin on school projects in the south is dropping.

  3. You can see that one branch is consistently underpricing while another is making money.


You can see the leak.

Once you see the leak, you can plug it.

But you cannot plug a leak you cannot see.

This is why the intake layer is so critical. It is the glasses that let you see the problem.


Part 8: A New Way of Thinking


I am a founder. I know how hard it is to change a company.

People like their old ways. They like their spreadsheets. They like their gut feelings.

But the old ways are bleeding us dry.


The margins in manufacturing are too tight to gamble. We cannot afford to guess anymore.


We have to embrace a new way of thinking.

  • We have to believe that our history is an asset.

  • We have to believe that duplicate bidding is a crime against our own wallet.

  • We have to believe that we can prevent margin leakage in manufacturing if we build the right guardrails.

It requires leadership.


It requires a leader who says we will not send a quote until we know if we have done it before.


It requires a leader who says we will not bid against ourselves.

It requires a leader who says we will value profit over volume.

It is easy to chase revenue. It is easy to fill the factory with low margin work.

But that is a trap. It makes you busy, but it makes you poor.

The hardest discipline is to say no to bad revenue.


To say no, you need to know it is bad. You need the intelligence to see the margin before you sign the deal.


Part 9: The Bottom Line


Let us go back to Julie.

Imagine a different world for her.

She comes to work on Monday morning. Her inbox is not a scary list of three thousand unread messages.


It is organized.


The system has already cleaned it. It has already replied to the five hundred easy requests with auto quotes.


It has grouped the duplicates. It has flagged the high priority jobs.

She opens the first project. It is the school in Dallas.


But she is not guessing.

The screen tells her exactly what to do.

  • It says we did this before.

  • It says the target price is four hundred thousand dollars.

  • It says watch out for the hardware.


She smiles. She feels confident.


She drafts the quote. It is within the safe zone. She sends it.

We win the job.


We build the project. The installation goes smoothly because we priced in the right hardware.


The quarter ends. We look at the bank account.


The profit is there.


We did not just make revenue. We made money.

This is the dream. This is what is possible.


But it does not happen by accident. It happens by design.

It happens when you decide to take control of your intake. It happens when you decide to unlock the wisdom in your files.


It happens when you decide to prevent margin leakage in manufacturing once and for all.


We build the world. We make the glass and the steel that surrounds us. We deserve to be paid fairly for it.


You just need a way to read them.

If we can do this, if we can stop the guessing, we can change our industry. We can stop being commodities and start being smart businesses.

We can stop bleeding and start growing.


That is a future worth building.


Part 10: Actionable Steps for Executives


So what do you do now? You are reading this and nodding your head. You know the pain.

Here are the simple steps you can take tomorrow.


  1. Count the Volume: Look at your email volume. Count how many requests come in.

  2. Check for Duplicates: Ask your branch managers to talk to each other. Find out how often they see the same job.

  3. Analyze the Loss: Pick five projects where you lost money last year. Pull the files.


Ask yourself a simple question. Did we know the risk before we quoted?

Was the information sitting in a PDF somewhere? Did someone in the company know about the issue?


I bet the answer is yes.


The knowledge was there. It just did not get to the decision maker.

That is the gap you need to close.


You need to build a bridge between your history and your present.

You do not need to overhaul your whole ERP to do this. You do not need a five year IT project.


You just need to fix the front door. You need to catch the signal when it enters the building. If you can do that, you win.


The manufacturing world is getting faster. It is getting more complex.

The companies that survive will not be the ones with the biggest factories. They will be the ones with the smartest inboxes.

They will be the ones who know what they know.

Be that company.

Protect your margin. It is the lifeblood of your business. It is the fuel for your growth.

Do not let it leak away.

Try Mavlon


 
 
 

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