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Price the whole job. Understand the money before making the promise.

By Construction Guys

A busy calendar can still leave a company short of money. Before quoting a job, make sure the number covers the work you actually promised. Then make sure you understand what is left.

Start with the scope, not a round number

Write what is included, what is excluded, what information is missing and what assumptions your estimate uses. Break the work into tasks. For each task, identify material quantities, labor effort, equipment and subcontracted work. Include relevant delivery, disposal, permit and other project costs instead of treating them as surprises later.

If an existing condition is uncertain, record the uncertainty and resolve it where possible. A guess hidden in a price is still a guess. A clearly stated assumption gives you something useful to discuss.

Markup and margin use different starting points

Illustrative estimated job cost: $8,000.
A 25% markup adds $2,000, making the selling price $10,000.

The margin is 20%, not 25%.
($10,000 − $8,000) ÷ $10,000 = 20%.

To target a 25% margin on the same cost basis:
$8,000 ÷ (1 − 0.25) = $10,666.67.

These are teaching numbers, not a recommended price or profit target. If your $8,000 includes only direct job costs, the remainder still has to support overhead and other business obligations. It is not automatically money you can take home.

Use a cost sheet you can check

  1. Quantity: What are you measuring, in which units, and from which drawing or site observation?
  2. Rate: What current quote, wage assumption or supplier information supports the number?
  3. Time: Which task takes the hours, and what conditions affect that estimate?
  4. Allowances and uncertainty: What is provisional, and how will it be confirmed?
  5. Review: Which cost could be missing or counted twice?

Ask someone to read the scope and tell you what they think the price buys. If their understanding differs from yours, fix the wording before relying on the number.

Build habits that support getting paid

Keep agreed scope, approved changes, progress records and invoices organized. Make invoices easy to connect to the agreement. Record the due date and follow-up history. Compare money received with bills becoming due; revenue on a report and cash available today are different things.

Changes need a clear description of the revised work, cost and schedule effect. Do not let a casual conversation become an undocumented promise. Use agreements and payment practices appropriate to your project and current California requirements; this worksheet is not a contract or legal advice.

Close the loop after the job

Compare estimated and actual costs by task. Where did labor take longer? Which delivery, material or rework cost was missed? Save the lesson so your next estimate starts with evidence. The goal is to improve the next decision, not just explain the last result.

Try it yourself

A task costs $600 and sells for $750. Work out the gross profit, markup and margin on that cost basis before opening the answer.

Check the answer

Gross profit is $150. Markup is $150 ÷ $600 = 25%. Margin is $150 ÷ $750 = 20%. The same dollars produce different percentages because the denominators differ.

For more worked examples and business study, look inside our General B book. Explore the business ownership learning path and planned courses for your next step.