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Cohort Retention Calculator · Engineering Firms

Cohort Retention Calculator for Engineering Firms.

See how cohorts actually retain over time.

Engineering practices, engineered to scale.

Operations & Retention · Engineering Firms

Why engineering firms operators use the cohort retention calculator.

Calculate cohort retention over multiple periods to identify the true health of customer relationships. Most blended retention numbers hide cohort problems.

Engineering firms — civil, structural, mechanical, electrical — are professional services businesses with unique constraints: project-based revenue, deep specialization, and complex stakeholder management. SAZ helps engineering firms scale revenue, productize services, and embed AI across project delivery.

Benchmarks

What good looks like — typical ranges to compare against.

B2B SaaS M12
> 80% (enterprise)
B2C subscription M12
> 50%
Curve flattens
Healthy — sticky product
Curve decays to zero
Product-market issue
The formula

How cohort retention calculator is calculated.

Retention (month N) = Active in Month N ÷ Cohort Size × 100
Industry context

What changes when cohort retention calculator is applied to engineering firms.

Project-based revenue volatility

Productization of recurring services

Talent leverage and utilization

Document, drawing, and report production

Run the numbers

Open the cohort retention calculator.

Free, instant, no signup.

Open Cohort Retention Calculator
Cohort Retention Calculator · Engineering Firms

Want a senior partner to interpret your results?

Email info@Sedighi.ca or call (604) 632-4959. A senior partner responds within one business day.

Responding to inquiries within 1 business day