Tier Classification in the BlueOval SK Supply Chain: Capital Implications

The BlueOval SK battery complex in Glendale, Kentucky is one of the largest manufacturing investments in the state's history. The joint venture between Ford Motor Company and SK On — the battery manufacturing division of SK Innovation — will produce lithium-ion battery cells for Ford's electric vehicle lineup from a campus that, at full build-out, covers more than 1,500 acres and employs over 5,000 people.

The plant does not operate in isolation. It anchors a supply chain that extends across dozens of component suppliers, material processors, and logistics providers — most of them located within a multi-state radius to meet just-in-time delivery requirements. Every one of those suppliers occupies a defined tier in the supply chain hierarchy, and that tier determines capital requirements, payment terms, quality expectations, and access to supply chain finance programs.

For manufacturers in Kentucky and the surrounding region, landing a position in the BlueOval SK supply chain is a significant revenue opportunity. But the capital commitments are real and front-loaded. Understanding what tier you are in — or can realistically target — matters before you commit factory space and equipment budget.

Automotive and EV supply chains use a tier classification system to describe each supplier's position relative to the OEM — the original equipment manufacturer, in this case the BlueOval SK joint venture and ultimately Ford.

Tier 1: Direct Supplier Relationship

A Tier 1 supplier has a direct commercial relationship with BlueOval SK. You receive purchase orders from the joint venture, ship to their receiving dock, and invoice them directly. Ford's supplier payment terms typically run net-30 to net-45 days. For a Tier 1 supplier generating $20 million annually with the plant, that means carrying $1.6 million to $2.5 million in AR at any given time — all of it backed by Ford's credit.

The qualification process for Tier 1 status is demanding. Ford's Q1 quality certification, IATF 16949 compliance, and a track record of on-time delivery performance are baseline requirements. The capital commitment is substantial: dedicated tooling, production line capacity reserved for BlueOval SK volumes, and often a requirement to co-locate or locate within a specific radius of the plant to support just-in-time delivery windows.

Tier 2: Supplying the Suppliers

A Tier 2 supplier sells to the Tier 1, not to BlueOval SK. Your customer is another manufacturer, not Ford or SK On. Your AR aging reflects the Tier 1's payment terms, which may be net-45 to net-60 as the Tier 1 manages their own cash cycle. Your invoices are not backed by Ford's credit — they are backed by your Tier 1 customer's credit.

This distinction matters enormously for ABL lenders. An ABL lender looking at a Tier 1 supplier's AR sees investment-grade counterparties. An ABL lender looking at a Tier 2 supplier's AR sees smaller, sometimes privately held manufacturers with less predictable payment behavior. The advance rate on Tier 2 AR is typically 5% to 10% lower than on Tier 1 AR from the same base facility.

The capital commitments vary by tier and by component category, but the ranges below reflect published industry data from comparable EV supply chain ramp-ups in the Southeast and Midwest.

These figures exclude real estate and facility costs. A Tier 1 supplier who needs to build or retrofit a dedicated manufacturing cell near Glendale faces additional capital of $3 million to $20 million depending on facility size. This is typically financed through a combination of equipment term loans, KEDFA incentive financing, and in some cases industrial revenue bonds.

For the full picture of Kentucky-specific incentive programs that can offset these capital requirements, see the guide on KEDFA, FastTrack, and JCTC incentives.

The credit quality of your customer base is the single biggest driver of your advance rate on AR. Ford Motor Company and SK On are publicly traded, investment-grade entities. Their invoices are among the most favorable AR a manufacturer can pledge as ABL collateral.

A Tier 1 supplier with $3 million in Ford AR will typically see an 82% to 85% advance rate — well above the 70% to 78% advance rate a lender might apply to a diversified commercial AR book with smaller, less creditworthy customers. On $3 million in AR, the difference between an 80% and 75% advance rate is $150,000 in borrowing capacity.

Concentration limits require monitoring. If Ford represents 60% of your total AR and the lender's concentration limit is 25% per customer, the excess Ford AR will be excluded or assigned a reduced advance rate. Tier 1 suppliers who derive most of their revenue from a single OEM need to negotiate concentration limit exceptions at close — or accept that their effective advance rate on a concentrated book will be lower than their headline rate.

Tier 2 suppliers face a different calculation. Their customers are other manufacturers, not OEMs. The advance rate reflects the underlying credit quality of those Tier 1 buyers, which varies widely. A Tier 2 supplier to a well-capitalized Tier 1 with a clean payment history may see 78% to 80% advances on that customer's AR. A Tier 2 supplier to a distressed or highly leveraged Tier 1 may see 65% to 70%.

See the full guide on BlueOval SK supply chain financing for a broader look at the capital structures used across the Glendale campus supply base.

The borrowing base for a BlueOval SK supplier — especially a Tier 1 — can be a significant asset. An operator generating $15 million in annual Ford AR with a clean aging and 83% advance rate has $1.8 million in borrowing capacity from AR alone, before inventory and equipment are added to the base.

A long-term supply agreement with BlueOval SK — a multi-year committed purchase volume — is not directly pledgeable as collateral in most ABL structures. But it functions as powerful indirect collateral support.

Lenders use the supply agreement to underwrite the expected forward AR generation. If you have a 3-year supply agreement for $8 million per year in components, the lender can model your borrowing base trajectory with far more confidence than they could for a manufacturer with no committed customer volumes. This affects both the initial facility size they will commit and the covenant structure they require.

Some bridge lenders and specialty finance firms will advance against purchase orders directly — a PO financing structure — to fund the initial tooling and ramp-up before regular shipments begin generating AR. This is particularly relevant for Tier 1 suppliers who face significant upfront capital before their first invoice payment from BlueOval SK. Read the guide on PO financing for domestic suppliers for the mechanics of this structure.