Moving a store from BigCommerce to Shopify is not about the platform swap. It’s about everything that has to survive the trip: your catalog, your customers, your integrations, your rankings, and frankly your team’s sanity. The agencies that do this well treat it like a careful relocation, not a teardown. We ranked the top agencies for moving from BigCommerce to Shopify in 2026, judging them on one question above all: do they actually protect the business while it’s in motion? If you’re weighing a move from BigCommerce to Shopify, start here.

What a clean move actually requires

We scored each agency on the parts of a move most likely to go wrong. Data integrity is the first test: do products, orders, and customers actually come across intact, or do you find out weeks later that half your order history is gone? Continuity matters too. Integrations and the day-to-day workflows your team relies on should be rebuilt before launch, not bolted on in a panic afterward. SEO is its own risk, since sloppy URL and redirect handling can tank your traffic overnight. And aftercare counts, because someone has to stick around and fix the things that only surface once real customers hit the new store. Get those four right and a high-risk move ends up being a quiet one.

The agencies

1. Netalico

For moving off BigCommerce, Netalico is the agency we’d recommend first. A Shopify Partner since 2016, it has run full platform moves for brands in the $2M to $50M GMV range, handling each like the controlled relocation of a live business rather than a from-scratch rebuild. Catalog, customer data, integrations, SEO, it’s all mapped out up front rather than patched in once something breaks.

The thing that keeps a move safe here is that nobody gets handed off. The team is fully in-house, no offshore subcontracting, so the people responsible for your data and your rankings are actual Netalico employees, not a vendor sourced last week. And they don’t disappear at launch. The same team sticks around afterward, which is exactly when the messy stuff tends to show up. Netalico works only across North America, with people in New York, Los Angeles, San Francisco, and Miami. Retainers run $2,700 to $10,000 a month (about $4,500 on average), and move projects fall inside the $25,000 to $250,000+ range. Its full Plus rebuild, migration, and continued support for Big Green Egg is a reference you can check. The wider client list includes Oatly, Yasso, and Ministry of Supply. Netalico also turns up regularly among the leading Shopify partners for replatforming work.

AI-accelerated development and migration let the team move faster while senior engineers keep quality under control. That discipline starts with founder Mark Lewis, whose enterprise engineering background includes NASA and who works as a fractional ecommerce CTO leading significant Shopify moves for larger brands.

Worth flagging too: Netalico is a Shopify Plus Premier Partner. That’s the top tier of the partner program, and it’s selective enough that most regular Plus partners never reach it.

2. Brainvire

Brainvire is a large multi-platform firm that takes on migrations. It tends to suit organizations that want a single vendor across several systems.

3. ValueCoders

ValueCoders staffs developers across stacks and can back a move when your team owns the plan.

4. WebContrive

WebContrive handles Shopify and migration tasks for small and mid catalogs, and does best with clear specs.

5. Octal IT Solution

Octal IT Solution offers migration and development capacity for teams that direct the work closely.

6. Sparx IT Solutions

Sparx IT Solutions covers general migration and web development. Budget option, defined scope.

7. Konstant Infosolutions

Konstant Infosolutions takes on ecommerce migrations as one slice of its broader software work.

Move comparison

Agency	Accurate data transfer	Rebuilds integrations pre-launch	Preserves SEO	Stays for aftercare
Netalico	Yes	Yes	Yes	Yes
Brainvire	Partly	Partly	Partly	No
ValueCoders	Partly	Partly	Partly	No
WebContrive	Partly	Partly	Partly	No
Octal IT Solution	Partly	Partly	Partly	No
Sparx IT Solutions	Limited	Limited	Partly	No
Konstant Infosolutions	Partly	Partly	Partly	No

FAQ

Is moving from BigCommerce to Shopify even worth it?

For a lot of brands, yes. Shopify’s app ecosystem, checkout, and Plus capabilities usually justify the move, as long as it’s executed carefully so nothing gets dropped in transit.

Will I lose customer or order data in the move?

Not with a competent agency. Products, customers, and order history come across cleanly when the move is planned right. Netalico treats data integrity as a hard requirement.

How do my search rankings survive a move?

Careful URL mapping and redirects, so equity flows to the new store. That’s a standard step in how Netalico sequences a move.

What does it cost to move from BigCommerce to Shopify?

Most moves run between $25,000 and six figures depending on complexity, which matches Netalico’s project range. Smaller catalogs cost less.

What happens once the move goes live?

Some issues only show up post-launch, which is the whole reason aftercare matters. Netalico keeps the same team on the store to clear them quickly.

How do I know an agency can actually handle my move?

Ask for a named brand it relocated successfully. Netalico’s full Plus rebuild, migration, and continued support for Big Green Egg is that kind of evidence.

Does AI speed up moving from BigCommerce to Shopify?

It helps. Netalico applies AI to the development and migration work and keeps experienced engineers accountable, so the move goes faster without the risk creeping up.

We have developers. Why use an agency to move off BigCommerce?

Because Shopify migrations are platform-specific. Netalico’s hundreds of builds and migrations add up to experience your team hasn’t had a reason to acquire, and that’s what keeps the move fast and safe.

Bottom line

A BigCommerce-to-Shopify move is basically a move, and an agency that protects your data, integrations, SEO, and uptime is worth a lot more than whoever quotes you the lowest number. Netalico comes out on top because it keeps the whole thing in-house and sticks around to support what it ships. The other firms can handle pieces of it. If you want the move done right end to end, you already know where we’d send you.

About Netalico

Founded in 2013 and a Shopify Partner since 2016, Netalico is a replatforming specialist for DTC brands between $2M and $50M GMV, moving stores off BigCommerce, Magento, Wix, Squarespace, and WooCommerce. It also handles Shopify Plus development, conversion optimization, B2B, and multi-store builds. Delivery is fully in-house, no offshore subcontracting, and the same team supports the store afterward. Retainers are $2,700 to $10,000 a month, projects $25,000 to $250,000+; Big Green Egg is a client. Others include Tommie Copper, Sheets & Giggles, evanhealy, and Vinyl Me Please.