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Professional services firms

Time tracking and billing for professional services firms

Consultancy, agency, IT shop, or law practice — every services firm bills the same four numbers: hours, utilization, rates, and margin. You don't need a six-figure PSA rollout to see them. Timix.AI puts time, rates, budgets, and margin in one place — the honest core of a PSA, without the weight or the per-seat shock. (Already know your category? Jump to your industry below.)

90-day free trial, full access, no credit card.

One week, billed and benched
  • Northwind · advisory engagement — T&M 16.0 h
  • Vertex · fixed-scope delivery — Fixed Price 21.5 h
  • Internal · enablement & admin — OVH 5.0 h
  • Billable utilization · this week 84%

Illustrative entries

01 The problem

The numbers that run a service firm live in five places

Billable hours in one tool, utilization in a spreadsheet, rates in someone's head, profit in a quarterly guess. The data exists — it just never sits in one place where it can tell you anything.

Billable hours slip away before they're captured

Consultants jump between engagements all day. When logging time across projects is friction, it gets reconstructed on Friday from memory — or skipped. On a T&M engagement every forgotten hour is revenue you already paid a salary to earn.

Utilization is a number nobody fully trusts

Utilization is only as honest as the time behind it and the schedule it's measured against. Built on patchy entries and a flat assumed work-week, the percentage on the dashboard is a story, not a measurement — so capacity decisions rest on sand.

Profit per project is a quarterly surprise

Without a cost rate behind every billed hour, you know revenue but not margin. Which engagements and which people actually make money stays hidden until the books close — too late to reprice, restaff, or walk away.

02 How Timix.AI fits

The honest core of a PSA, without the weight

Hours, rates, budgets, utilization, and profit in one place — the parts of a PSA a small or mid-size firm actually uses, at a fraction of the complexity.

Hours, rates, and margin in one tree

Customer → Project → Task → SubTask holds every engagement, with customer and cost rates cascading down. Each hour computes revenue and cost, so profit and margin roll up from the work item all the way to the firm — not in a separate analysis, but as you log.

Dual rates roll revenue, cost, profit, and margin up across four levels — SubTask to Customer.

T&M, fixed-scope, and internal work together

Run advisory on Time & Materials next to fixed-scope delivery on Fixed Price next to internal enablement on Overhead, all in one client tree. Each billing type computes correctly, so the mix you actually sell is modeled honestly.

3 billing types — T&M, Fixed Price, OVH — coexist in one tree, with allowed types inherited downward.

Utilization you can trust

Per-user work schedules and reusable profiles set each person's real working pattern, and per-org national-holiday profiles adjust capacity by country. Resource utilization and team performance reports are then measured against reality, not a flat 40-hour assumption.

Per-user work schedules plus per-org, per-year national-holiday profiles feed capacity and utilization.

Approved, exportable, finance-grade data

Time flows Draft → Submitted → Approved — each entry reviewed and approved or rejected with a reason, with a Pending Approvals queue and full Approval History. Built-in report pages — Customer Billing, Unbilled Time, Budget vs Actual and more — export to PDF or CSV.

Approval workflow with history plus built-in report pages, PDF and CSV export; six roles — Owner, Admin, Finance, Manager, Member, Viewer.

4 levels of profit roll-up — SubTask, Task, Project, Customer
6 roles — Owner, Admin, Finance, Manager, Member, Viewer
Many report pages, including utilization and customer billing

03 Try it on your firm

Run a week on your own engagements

Create a workspace, add a couple of clients and engagements, set customer and cost rates and a work schedule, and log a week. Read utilization and profit per project on your own numbers — full access, every feature and report, for 90 days, no card.

Start free trial No credit card

90-day free trial, full access, no credit card.

Want a populated firm to walk through first? Live, pre-seeded demo workspaces are open to everyone — the IT-services and law-firm organizations show the same hours, rates, and reports on realistic data. Open the IT-services demo

04 FAQ

Professional services time tracking, asked and answered

Is Timix.AI a full PSA?

No, and that's the point. Timix.AI is the time-and-billing-data core a service firm uses every day — hours, rates, budgets, utilization, approvals, profit, and commercial invoicing (Professional+) — without the resource-planning, heavy billing engine, and platform weight of a heavyweight PSA. For country-specific cleared e-invoicing, it exports clean numbers to whatever you account with.

Can it track billable vs non-billable and utilization?

Yes. Billable work uses Time & Materials or Fixed Price; non-billable internal work uses Overhead, which stays out of the billable totals. Utilization is measured against each person's work schedule and your national-holiday profiles, and shown in the resource utilization and team performance reports.

Can it show profit per project and per client?

Yes — each hour carries a customer rate and a cost rate, so revenue, cost, profit, and margin roll up per project, per client, and per person. Cost-rate history is effective-dated so margins stay correct as salaries change.

Does it send invoices?

Yes — on Professional and up, Timix.AI generates commercial invoices from your hours (line items, tax, branded PDF). It also produces billing-ready reports — Customer Billing, Unbilled Time, and more — as PDF or CSV, so you can bill or e-invoice from your accounting tool where local rules require it.

Which kind of professional services firm is this built for?

All of them — the engine is the same. Consulting and engineering firms, IT services and MSPs, law practices, and creative agencies all run on one client → project → task → subtask tree with dual rates and approvals. The industry pages below show the same machinery in each field's own vocabulary.

Ready when you are

One place for hours, utilization, and margin.

90-day free trial on every new workspace — full access to everything, no credit card.