Learn how to improve margins in manufacturing with practical strategies to increase gross margin, protect cash flow and strengthen profitability.
Improving margins in manufacturing isn’t about slashing costs or lowering quality. It’s about visibility, pricing discipline and operational control.
We regularly meet engineering businesses turning over £2m–£10m who believe margins are “just tight in this industry.” In most cases, the issue isn’t the industry, it’s the numbers behind it.
Here’s how to fix it.
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What does “improving margins” actually mean in manufacturing?
Improving margins in manufacturing means increasing your gross margin and net profit without increasing risk, by controlling costs, pricing correctly and eliminating inefficiencies.
In practical terms, that means:
- Increasing gross margin percentage
- Reducing waste and rework
- Pricing work accurately
- Protecting contribution per job
- Converting profit into business cash flow
Many manufacturing businesses focus heavily on turnover. But turnover without margin discipline creates stress, not growth.
A £5m turnover business running at 18% gross margin is far weaker than a £3.5m business running at 32%.
Margin is what funds growth.
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Why are margins tight in UK manufacturing businesses?
Margins are tight in manufacturing because of rising material costs, under pricing, poor job costing and failure to monitor gross margin by project.
In the past five years alone, UK manufacturers have faced:
- Volatile steel and material prices
- Rising energy costs
- Wage inflation
- Supply chain disruption
But external pressures aren’t the only issue.
Internally, we often see:
- Quoting based on “what we charged last time”
- Labour hours underestimated
- Overheads not fully absorbed
- No post-job profitability review
Without accurate job costing, you’re guessing and guessing erodes manufacturing profitability.
How can you improve gross margin on manufacturing jobs?
You improve gross margin by implementing accurate job costing, reviewing pricing regularly, and monitoring labour and material variances on every project.
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Here’s the structure we implement with manufacturing clients:
1. Accurate job costing from the start
Every quote should include:
- Direct materials (with current pricing, not historic averages)
- Direct labour hours (realistic, not optimistic)
- Machine time allocation
- Overhead recovery rate
- Target gross margin percentage
If you don’t know your true overhead recovery rate, your pricing is likely wrong.
Product Costing Accountant – Skynet Accounting – Accountants For Manufacturing & Engineering
2. Post-project margin analysis
After completion, compare:
|
Metric |
Quoted |
Actual |
|
Labour hours |
120 |
147 |
|
Materials |
£18,000 |
£19,600 |
|
Gross margin |
30% |
22% |
That 8% margin loss isn’t theoretical, it directly impacts business cash flow.
Manufacturers who consistently improve margins review every significant job.
3. Stop “absorbing” overruns
One of the biggest margin killers is quietly absorbing extra labour or materials without revising pricing.
If scope changes, price changes.
Professional clients respect commercial clarity.
Should you increase prices in manufacturing?
Yes, if your margins are below target or costs have risen, strategic price increases are often necessary to protect manufacturing profitability.
Many engineering businesses hesitate to raise prices, fearing they’ll lose customers.
But consider this:
- If material costs rise 8% and you don’t adjust pricing, your margin shrinks immediately.
- A 3–5% price increase is often absorbed by customers more easily than expected especially if communicated professionally.
We advise clients to:
- Review pricing quarterly
- Separate loyal long-term clients from transactional buyers
- Increase prices selectively where margins are weakest
Protecting gross margin protects cash flow.
Virtual Finance Office – Skynet Accounting – Accountants For Manufacturing & Engineering
How does improving margins strengthen cash flow?
Stronger margins increase retained profit, reduce reliance on overdrafts, and stabilise business cash flow even when customer payments are slow.
When margins improve:
- Each job generates more cash contribution
- Overheads are covered earlier in the month
- Debtor pressure reduces
- Finance costs decrease
We recently worked with a precision engineering firm turning over £4.2m with a 21% gross margin.
After introducing structured job costing and pricing reviews, gross margin increased to 28% within 12 months.
That 7% shift added over £290,000 in additional gross profit without increasing headcount.
Margin improvement is often the fastest way to improve business cash flow.
What systems help improve manufacturing profitability long-term?
The manufacturers who consistently improve margins operate with structured financial reporting, real-time data and disciplined decision-making.
We implement:
- Monthly management accounts (not quarterly)
- Gross margin by project tracking
- Break-even analysis
- Overhead recovery calculations
- 13-week cash flow forecasts
This gives directors clarity on:
- Minimum pricing thresholds
- Capacity utilisation
- True contribution per job
- Whether growth is profitable or draining cash
Without this data, growth can quietly reduce profitability.
Manufacturing Efficiency Audit – Skynet Accounting – Accountants For Manufacturing & Engineering
The Biggest Margin Mistake Manufacturing Businesses Make
The biggest mistake is chasing turnover instead of contribution.
More work is not always better work.
If low-margin projects absorb capacity, they prevent you from taking higher-margin opportunities.
Strategic manufacturing businesses:
- Define minimum acceptable gross margin
- Reject unprofitable work
- Focus on higher-value clients
- Protect pricing integrity
Confidence in pricing is a competitive advantage.
Frequently Asked Questions
What is a good gross margin in manufacturing?
It varies by sector, but many UK manufacturing businesses aim for 25–35% gross margin. Below 20% often creates pressure unless volume is very high.
How often should I review pricing?
At least quarterly, or immediately after significant material or wage cost changes.
Can improving margins reduce my reliance on invoice finance?
Yes. Stronger margins increase internal cash generation, reducing dependence on external funding.
Final Thoughts: Margin Discipline Drives Growth
Improving margins in manufacturing isn’t about cutting corners. It’s about commercial clarity.
When you understand:
- Your real job costs
- Your overhead structure
- Your pricing thresholds
- Your contribution per project
You control profitability instead of reacting to it.
At Skynet Accounting, we work exclusively with UK manufacturing and engineering businesses to build financial systems that improve margins, strengthen cash flow and support sustainable growth.
If your turnover is growing but profit isn’t, it’s time to look under the bonnet.
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About the Author
Written by Yesim Tilley Founder of Skynet Accounting is a chartered accountant with over 20 years of experience supporting manufacturing and engineering businesses across the UK. Specialising in cost analysis, product costing, and financial strategy, she helps industrial businesses understand their numbers and make more profitable and sustainable decisions. Skynet Accounting provides tailored finance, compliance, and taxation support for business owners.