Outsourced vs. In-House Controller for Manufacturers

The short answer

An outsourced controller makes sense when you need reliable month-end closes, inventory accounting and financial statements but not a full-time accounting manager — common for manufacturers with a bookkeeper or small accounting team. An in-house controller makes sense when the accounting team is large enough to need daily management, transaction volume is high, or the controller must be physically present for inventory, operations and audit work every week. Many manufacturers do well with a hybrid: in-house staff for daily transactions and an outsourced controller for the close, review and reporting.

Side-by-side comparison

	Outsourced controller	In-house controller
Cost	Monthly fee scoped to the work	Salary, benefits, payroll taxes and recruiting
Coverage	Continuity through a firm — no single point of failure	Gaps during vacation, turnover or a vacancy
Manufacturing expertise	Experience across many manufacturers	Depends on the individual hire
Presence on site	Remote, with scheduled site visits as needed	In the building daily
Team management	Reviews and directs your bookkeeper	Manages an accounting team day to day
Systems and process design	Brings proven close and costing processes	Builds them, or inherits what exists
Scalability	Scope adjusts as you grow	Fixed capacity; next step is another hire

When outsourcing the controller role works best

You have a bookkeeper or AP/AR clerk but nobody owning the close and the review.
Your books close late or get revised afterwards.
You've lost a controller, or can't justify a full-time one yet.
You want someone who has seen how other manufacturers handle inventory, WIP and costing.

That's the structure at Gleco Plating: the company's long-time in-house bookkeeper continues to own daily transactions, while Accounovation handles the month-end close and the CFO function above it.

When an in-house controller is the better choice

Your accounting team has grown to several people who need daily supervision.
Physical inventory counts, cost studies and operational issues need someone on site every week.
Transaction volume and number of entities are high enough to fill a full-time role.
You're planning a transition to a complete in-house finance function — and in that case an outsourced controller can build the processes first and hand them over, as we did at NUU Mobile.

Questions to ask either way

Can they explain inventory, WIP and cost of goods sold in a manufacturing context?
Will they document the close so it doesn't depend on one person?
How will they work with your bookkeeper, your CPA and your bank?
What systems have they implemented or migrated, and in which direction?

Frequently asked questions

What does an outsourced controller do each month?

Runs or reviews the month-end close, reconciles accounts, books accruals and inventory adjustments, reviews the bookkeeper's work, produces financial statements and a management package, and supports your CPA, lender and auditors.

Is an outsourced controller cheaper than hiring one?

For most small and mid-sized manufacturers, yes, because you pay for the scope you need rather than a full-time salary plus benefits and payroll taxes. The bigger difference is often continuity: an outsourced controller doesn't leave a gap when someone quits.

Can an outsourced controller handle inventory and job costing?

Yes — for a manufacturer, that's the core of the job. Inventory valuation, WIP, cost of goods sold timing and job or product costing are where most manufacturing books go wrong.

Can we switch from outsourced to in-house later?

Yes. A well-run outsourced engagement documents the close and processes so an in-house hire can take them over.

Learn more about our outsourced controller services for manufacturers.

Outsourced Controller vs. In-House Controller: How Manufacturers Should Decide