Kitting & Assembly fulfillment operations
Kitting & Assembly

You Design It. We Build 10,000 of Them.

Gift sets, variety packs, starter kits, promotional bundles, and influencer sends all come off the same line. Whatever you need assembled, Thrive 3PL builds it to your spec at warehouse scale. You design the kit. We handle the rest.

Ready to Price Your Kitting Project?

Tell us about your business and a fulfillment specialist will reach out, usually the same day.

No commitment required. We respond quickly and there is no pressure.

Prefer to talk? Call (832) 295-9090

Same Day
Assembly turnaround by cutoff
Custom
Kitting for every campaign brief
200,000
Sq ft Houston warehouse
(832) 295-9090

Connects with 120+ platforms

Orders flow in automatically from your entire stack.

Amazon integrationShopify integrationTikTok Shop integrationWalmart integrationWooCommerce integrationBigCommerce integrationMagento integrationSquarespace integrationSPS Commerce integrationFaire integrationEtsy integrationeBay integration
The Challenge

Kitting Looks Simple Until You Do It at Scale

One kit is easy. Where it breaks down is a thousand kits with six components, two inserts, branded tissue paper, and a seasonal card that changes every month. One wrong component and your customer gets the wrong experience. One missed insert and your promotion fails. Consistency at volume is the entire challenge, and most operations cannot hold it together past the first hundred units.

Assembly quality varies: some kits come out perfect, others are missing components or have the wrong insert. Your customers notice the difference.

You are assembling in-house and it is eating all your time. Packing tables have taken over your office and you cannot hire fast enough to keep up.

Seasonal kits and holiday bundles create a scramble every time. You are always behind schedule and always short on labor.

Product launches and promotional campaigns require assembly spikes you cannot staff for, and by the time temps are trained, the campaign is over.

Kit configurations change frequently and your current process cannot keep up. Every change means retraining, reprinting instructions, and more errors.

Why Thrive

Assembly Expertise at Warehouse Scale

Custom Kit Assembly with QC

Assemblers work from your visual spec sheet, and every kit gets a component verification check plus a second complete-and-correct check before sealing. Errors get caught at our table, not on your customer's doorstep.

Gift Sets & Variety Packs

We coordinate multiple SKUs, packaging, and inserts into one finished unit, wrapped and ready to ship. Holiday gift sets, sampler packs, and welcome kits arrive as the single product you designed, not a pile of parts.

PR Kits & Influencer Sends

We build variable configurations per recipient with branded packaging, on a schedule set to your launch date. Your campaign hits its window with every kit correct and every recipient getting the right one.

Rapid Configuration Changes

New kit workflows are set up in 3-5 days, and established kits can swap components, inserts, or the whole configuration on shorter notice. Monthly and seasonal changes happen without missing a beat on active orders.

Same Day
Assembly turnaround by cutoff
Custom
Kitting for every campaign brief
200,000
Sq ft Houston warehouse
"Thrive has been fantastic for us. They are extremely professional, friendly, and actually care about every shipment. The team is extremely responsive and willing to go the extra mile, the pricing is very fair, and they are willing to take on custom projects."
Casey Perkal
Verified Google Review
How It Works

Three Steps to Better Fulfillment

1

Share Your Kit Specs

Send us your kit configuration: components, packaging, inserts, and any special instructions. We build an assembly workflow and confirm your spec before production starts.

2

Ship Components to Houston

Send your individual components and packaging materials. We receive, count, and organize everything so assembly can start immediately.

3

We Assemble, QC, and Ship

Kits assembled to spec, quality-checked before sealing, and shipped on your schedule, whether that is same-day fulfillment or a monthly batch for subscription boxes.

What Happens Next

What happens next

  1. 1

    Discovery call

    We walk through your volume, SKU profile, integrations, and any special requirements.

  2. 2

    Receiving and verification

    Your inventory arrives, gets checked in against your counts, and is assigned locations in our warehouse.

  3. 3

    Integration and test orders

    We connect your store through Extensiv and validate test orders before anything ships to a customer.

  4. 4

    Go-live with first-order monitoring

    Orders start flowing. We watch the first runs closely and handle exceptions as they come up.

FAQ

Common Questions

Ready to Price Your Kitting Project?

Tell us about your business and a fulfillment specialist will reach out, usually the same day.

Ready to Price Your Kitting Project?

Send us your kit configuration and volumes and we'll price out a custom assembly plan. We usually respond the same day.

Price Your Kitting Project