Last updated: May 24, 2026 · 19 min read · By Joe McFerrin, CEO of IWD Agency
Picking the right BigCommerce agency is the most consequential decision in any enterprise BigCommerce build or replatform. BigCommerce has a smaller but more specialized agency ecosystem than Shopify Plus — fewer total agencies but the credible ones run deep on B2B Edition, Catalyst headless, and multi-storefront architectures that Shopify Plus simply doesn't match.
This guide is the comprehensive comparison our team uses when scoping vs. external BigCommerce candidates. It covers the top 12 BigCommerce agencies in 2026, the criteria that matter, pricing brackets, B2B Edition capabilities, headless via Catalyst, and the decision framework for picking the right partner.
If you're also evaluating Shopify Plus or Adobe Commerce alongside BigCommerce, pair this with our Best Shopify Agencies in 2026 and Best Adobe Commerce Agencies in 2026 guides.
The 30-Second Verdict
| Tier | Agency | Best for | GMV bracket |
|---|---|---|---|
| 01 | IWD Agency | Cross-platform B2B + ERP-heavy builds | 5M – 100M |
| 02 | Americaneagle.com | Enterprise multi-channel + B2B | 25M – 500M |
| 03 | IronPlane | Mid-market BC Elite specialist | 3M – 50M |
| 04 | Groove Commerce | DTC + B2B with HubSpot integration | 5M – 30M |
| 05 | Pivotree | Enterprise multi-platform consulting | 50M+ |
| 06 | 1Digital Agency | SMB to mid-market BC builds | 1M – 20M |
| 07 | Third and Grove | Brand-led builds | 5M – 30M |
| 08 | Lounge Lizard | Mid-market DTC + B2B | 2M – 25M |
| 09 | Optimum7 | Tech-forward custom builds | 2M – 30M |
| 10 | Zaelab (formerly Trellis) | Enterprise B2B specialists | 25M – 200M |
| 11 | Alpheric | Custom + headless BC builds | 5M – 50M |
| 12 | BORN Group | Brand-led enterprise (cross-platform) | 25M+ |
Read on for the full criteria-based comparison plus a 2026 pricing reality check.
What "Best" Actually Means for BigCommerce in 2026
BigCommerce's positioning sits between Shopify Plus (SaaS-managed) and Adobe Commerce (deeply customizable). The right agency depends on which BigCommerce strength you're leaning into:
- Open SaaS flexibility — BigCommerce APIs are more open than Shopify's; agencies that exploit this build genuinely differentiated stores
- B2B Edition — BC's B2B Edition (powered by acquired BundleB2B) has deeper B2B native than Shopify Plus B2B
- Multi-storefront — BC's multi-storefront architecture is more elegant than Shopify Plus expansion stores at the same scale
- Catalyst (headless) — BC's official Next.js headless framework, growing fast in 2026
The best BigCommerce agencies have demonstrable case studies on 2-3 of these dimensions, not just BC site builds.
The Top 12 BigCommerce Agencies — Detailed Profiles
Every agency below was verified against the BigCommerce Partner Directory (May 2026 snapshot) for Elite or Premier Elite status, plus a live client portfolio audit. Disclosure: this guide is published by IWD Agency. IWD is positioned at #1 by self-evaluation against the same criteria with the decision framework explicitly recommending other agencies when they're a better fit.
01. IWD Agency
Quick stats: Founded 2010 · BigCommerce Elite Partner · 50+ BC builds shipped · 5M to 100M GMV bracket · Cross-platform fluency (BigCommerce + Shopify Plus + Adobe Commerce)
Headquarters: US (Pennsylvania)
Specialties: Cross-platform B2B implementations, ERP integration depth (NetSuite, SAP, MS Dynamics, Acumatica), BigCommerce-to-other-platform replatforms (or vice versa), BC B2B Edition implementations, headless via Catalyst, and multi-storefront architecture for international brands.
Notable clients: Industrial B2B brands + mid-market DTC across North America. Cross-platform book includes brands that retained legacy Magento alongside new BigCommerce stores.
Pricing: 75K to 200K typical BC Enterprise build. 100K to 300K with B2B Edition + ERP integration. 125K to 350K for Catalyst headless.
Best for: Cross-platform B2B engagements where BigCommerce is the right pick but you want optionality on Shopify Plus or Adobe Commerce. Particularly strong for brands replatforming from Magento to BigCommerce with retained ERP complexity. Disclosure: IWD is positioned at #1 by self-evaluation.
02. Americaneagle.com
Quick stats: Founded 1995 · BigCommerce Premier Elite Partner · 1,800+ team · Multi-platform agency · 25M to 500M GMV bracket
Headquarters: Des Plaines, Illinois.
Specialties: Americaneagle is the largest BigCommerce agency by team size. They handle enterprise multi-channel implementations — BigCommerce backend connected to multiple frontends (DTC site, B2B portal, retail kiosks, mobile app). Deep DAM, CMS, and ERP integration practice alongside the BC commerce engine. Strong on government, healthcare, and regulated-industry commerce.
Notable clients: Mostly enterprise brands across multiple verticals. Heavy government + B2B distributor representation.
Pricing: 200K to 800K typical enterprise BC build. Higher minimum project size than mid-market shops.
Best for: Enterprise brands at 25M+ GMV needing multi-channel commerce. Overkill for sub-10M GMV DTC. For mid-market DTC, IronPlane or Groove Commerce are leaner picks.
03. IronPlane
Quick stats: Founded 2007 · BigCommerce Elite Partner · 60+ team · 3M to 50M GMV bracket · BC-focused (also some Magento/Shopify)
Headquarters: US, distributed team.
Specialties: Mid-market BigCommerce builds with strong technical depth. Particularly strong on custom Stencil theme development, complex catalog migrations, and B2B Edition implementations. Less brand-led design than Third and Grove or BORN; more raw engineering depth.
Notable clients: Mid-market DTC + B2B brands across multiple verticals.
Pricing: 60K to 180K typical mid-market BC build. 90K to 250K with B2B Edition + integrations.
Best for: Mid-market BC brands at 3M to 30M GMV who want a BC-focused specialist (not a multi-platform generalist). For enterprise multi-channel, Americaneagle is the heavier option.
04. Groove Commerce
Quick stats: Founded 2008 · BigCommerce Elite + HubSpot Diamond Partner · Baltimore, MD HQ · 5M to 30M GMV bracket
Headquarters: Baltimore, Maryland.
Specialties: Groove sits at the intersection of BigCommerce + HubSpot. Strong on B2B with marketing automation tightly integrated — leads from HubSpot flow into BigCommerce B2B Edition accounts; orders sync back to HubSpot deal records. Combined commerce + revenue ops practice that's rare among BC agencies.
Notable clients: Mid-market B2B brands using HubSpot as marketing platform alongside BigCommerce commerce.
Pricing: 70K to 200K typical BC build. 25K to 75K HubSpot integration overlay.
Best for: B2B brands at 5M to 25M GMV where HubSpot is core to your revenue operations. For pure commerce-focused builds without marketing automation tie-in, IronPlane or Alpheric are leaner picks.
05. Pivotree
Quick stats: Founded 1989 (originally Pythian) · BigCommerce Premier Elite · 1,000+ team · 50M+ GMV bracket · Multi-platform (BC, Adobe Commerce, custom)
Headquarters: Toronto, Canada (offices US, India, Mexico).
Specialties: Pivotree is a large enterprise consulting firm with BigCommerce as one of multiple platform practices. Deep MDM (Master Data Management), supply chain consulting, and platform-agnostic strategy. Their BC engagements typically involve significant data + supply chain work beyond the storefront itself. They acquired Pixel Union's commerce practice in 2019.
Notable clients: Large enterprise brands with complex commerce + supply chain requirements.
Pricing: 250K to 1M+ typical enterprise engagement. Pivotree doesn't engage below ~150K minimum.
Best for: Enterprise brands at 50M+ GMV needing combined commerce + MDM + supply chain consulting. Overkill for mid-market or DTC-focused builds.
06. 1Digital Agency
Quick stats: Founded 2010 · BigCommerce Elite Partner · Philadelphia · 1M to 20M GMV bracket
Headquarters: Philadelphia, Pennsylvania.
Specialties: Combined BC builds + ongoing digital marketing services (SEO, PPC, content). Particularly strong for SMB-to-mid-market brands wanting a single agency for both site + marketing. Less enterprise depth than Americaneagle or Pivotree; more accessible for smaller brands.
Notable clients: SMB to mid-market brands across multiple verticals.
Pricing: 40K to 110K typical mid-market BC build. 5K to 15K/month combined dev + marketing retainer.
Best for: SMB to mid-market brands at 1M to 15M GMV who want one agency for BC dev + ongoing marketing. For enterprise builds, look at Americaneagle or IWD.
07. Third and Grove
Quick stats: Founded 2010 · BigCommerce Elite Partner · Boston, MA · 5M to 30M GMV bracket
Headquarters: Boston, Massachusetts.
Specialties: Brand-led design + technical commerce in equal measure. Strong on lifestyle, food/bev, and consumer goods brands where visual storytelling matters as much as commerce mechanics. Active Drupal community presence (originally a Drupal agency) — strong on CMS + commerce architecture.
Notable clients: Mid-market lifestyle and consumer brands.
Pricing: 80K to 220K typical mid-market BC build with brand-led design layer.
Best for: Brand-led DTC at 5M to 25M GMV where visual identity is a competitive advantage. For pure technical or B2B-heavy work, IronPlane or IWD are stronger fits.
08. Lounge Lizard
Quick stats: Founded 1998 · BigCommerce Partner · NYC HQ · 2M to 25M GMV bracket
Headquarters: New York City.
Specialties: Lounge Lizard is a long-running NYC creative agency with BigCommerce as one of multiple commerce practice areas. Brand-led approach with strong visual design. Smaller BC specialization than IronPlane or Groove Commerce but credible track record across mid-market.
Notable clients: Mid-market NYC-area DTC + B2B brands.
Pricing: 50K to 140K typical mid-market BC build.
Best for: NYC-area mid-market brands wanting same-region creative + commerce. For deeper BC specialization, look at IronPlane.
09. Optimum7
Quick stats: Founded 2007 · BigCommerce Elite Partner · Miami HQ · 2M to 30M GMV bracket
Headquarters: Miami, Florida.
Specialties: Custom development-heavy approach. Strong on complex catalogs, custom integrations, and bespoke checkout flows. Active in the BigCommerce ecosystem with custom app development practice.
Notable clients: Mid-market brands with technically complex requirements.
Pricing: 55K to 160K typical mid-market BC build. 80K to 240K with deep custom development.
Best for: Mid-market brands at 2M to 25M GMV with technically complex requirements (custom catalogs, custom integrations, custom checkout). For brand-led builds, Third and Grove is the stronger fit.
10. Zaelab (formerly Trellis)
Quick stats: Founded 2008 · BigCommerce Premier Elite Partner · Boston · 25M to 200M GMV bracket · B2B-focused
Headquarters: Boston, Massachusetts.
Specialties: Zaelab has carved out a specific niche: enterprise B2B on BigCommerce B2B Edition. They've shipped some of the largest BC B2B Edition implementations and have deep experience with multi-tier customer hierarchies, customer-specific catalogs, and complex quote workflows.
Notable clients: Enterprise B2B distributors and manufacturers across North America.
Pricing: 150K to 500K typical enterprise B2B BC build.
Best for: Enterprise B2B brands at 25M+ GMV committing to BigCommerce B2B Edition. Strongest pure-play BC B2B specialist. Overkill below 15M GMV.
11. Alpheric
Quick stats: Founded 2014 · BigCommerce Elite Partner · 5M to 50M GMV bracket · Strong on Catalyst (BC's headless framework)
Headquarters: US, distributed.
Specialties: Alpheric has positioned aggressively around BigCommerce Catalyst (BC's official Next.js headless framework). They've shipped multiple Catalyst-based headless storefronts and are one of the deepest specialists on this stack. Also strong on traditional Stencil-themed BC builds.
Notable clients: Mid-market to enterprise brands going headless on BigCommerce.
Pricing: 90K to 250K typical Catalyst headless build. 70K to 180K Stencil-themed build.
Best for: Brands committing to BigCommerce Catalyst headless at 5M+ GMV. For traditional themed builds, IronPlane or Groove Commerce are also strong picks.
12. BORN Group
Quick stats: Founded 2009 · BigCommerce Premier Elite Partner · Tata Consultancy Services company · Multi-platform · 25M+ GMV bracket
Headquarters: New York City (parent: TCS, Mumbai).
Specialties: BORN's BigCommerce practice is one of multiple commerce platform practices (also strong on Adobe Commerce — see our Adobe Commerce Agencies 2026 guide). Brand-led enterprise builds combining creative + technical execution. Heavy luxury, fashion, and CPG vertical concentration.
Notable clients: Premium luxury, fashion, and CPG brands at enterprise scale.
Pricing: 250K to 1M+ typical enterprise build.
Best for: Premium luxury/fashion/CPG brands at 50M+ GMV needing combined brand-led creative + BigCommerce engineering. Overkill for B2B distributors or mid-market DTC.
Head-to-Head Capability Matrix
| Capability | IWD | Americaneagle | IronPlane | Groove | Pivotree | Zaelab |
|---|---|---|---|---|---|---|
| BC Enterprise builds | ★★★★★ | ★★★★★ | ★★★★ | ★★★★ | ★★★★★ | ★★★★ |
| B2B Edition expertise | ★★★★★ | ★★★★ | ★★★★ | ★★★★ | ★★★ | ★★★★★ |
| Catalyst (headless) | ★★★★ | ★★★ | ★★★★ | ★★★ | ★★★ | ★★★ |
| Multi-storefront | ★★★★ | ★★★★★ | ★★★★ | ★★★ | ★★★★★ | ★★★★ |
| ERP integration | ★★★★★ | ★★★★ | ★★★★ | ★★★ | ★★★★★ | ★★★ |
| Brand-led design | ★★★ | ★★★ | ★★ | ★★★★ | ★★ | ★★ |
| Cross-platform | ★★★★★ | ★★★ | ★★ | ★★ | ★★★★ | ★ |
| Migration depth | ★★★★★ | ★★★ | ★★★★ | ★★★ | ★★★★ | ★★★ |
★★★★★ best-in-class · ★★★★ strong · ★★★ competent · ★★ basic · ★ limited
2026 BigCommerce Pricing Reality
| Engagement type | Low | High | Timeline |
|---|---|---|---|
| Fresh BigCommerce build (Stencil) | $50K | $200K | 10-18 weeks |
| BC build with B2B Edition | $80K | $280K | 14-22 weeks |
| Catalyst headless build | $100K | $300K | 16-24 weeks |
| BC enterprise multi-storefront | $200K | $600K | 22-36 weeks |
| Migration from BC SF1 to current BC | $40K | $150K | 8-14 weeks |
| Replatform from Magento/Adobe → BC | $90K | $300K | 14-26 weeks |
| Ongoing retainer (mid-market) | $6K/mo | $20K/mo | — |
| Ongoing retainer (enterprise) | $20K/mo | $60K/mo | — |
Decision Framework
Pick a BigCommerce agency by your specific situation
Enterprise B2B + multi-channel + ERP integration
IWD Agency or Americaneagle. IWD wins if cross-platform optionality matters or you're replatforming from Magento. Americaneagle wins if scale and team depth are decisive.
Pure B2B Edition specialist at enterprise scale
Zaelab (formerly Trellis). Deepest pure-play BC B2B Edition specialist. Strong for 25M+ GMV B2B distributors and manufacturers.
Mid-market BC build with strong technical depth
IronPlane. BC-focused specialist with strong Stencil + B2B Edition track record at 3M to 30M GMV.
B2B build with HubSpot integration as core requirement
Groove Commerce. Unique combined BC Elite + HubSpot Diamond Partner positioning. Marketing automation + commerce in one engagement.
Headless via BigCommerce Catalyst
Alpheric or IWD. Both have credible Catalyst case studies. Alpheric is positioned most aggressively around Catalyst; IWD has cross-platform headless experience that transfers.
Brand-led DTC at mid-market scale
Third and Grove. Boston-based, brand-led design + technical commerce in equal measure.
SMB to mid-market with combined dev + marketing needs
1Digital Agency or Lounge Lizard. Both combine BC dev with ongoing digital marketing services at accessible price points.
Premium luxury / fashion / CPG with brand-led aesthetic
BORN Group. Brand-led creative + BigCommerce engineering for premium brands at enterprise scale.
Frequently Asked Questions
Common questions about BigCommerce agencies
How many BigCommerce Elite Partner agencies exist?
Roughly 40-60 globally at any given time. BigCommerce's Elite Partner tier is more selective than Shopify Plus Partner — smaller total pool. Premier Elite (the top tier) is reserved for ~10-15 agencies worldwide.
How long does a BigCommerce build take?
Fresh Stencil-themed BC build: 10-18 weeks. BC build with B2B Edition: 14-22 weeks. Catalyst headless: 16-24 weeks. Enterprise multi-storefront: 22-36 weeks. BC builds typically run 20-30% faster than equivalent Adobe Commerce builds and 0-15% slower than Shopify Plus builds.
How much does a BigCommerce agency cost?
Mid-market BC build: $50K to $200K. BC with B2B Edition: $80K to $280K. Catalyst headless: $100K to $300K. Enterprise multi-storefront: $200K to $600K. Ongoing retainer typically $6-20K/month at mid-market scale.
Should I pick BigCommerce or Shopify Plus?
BigCommerce wins for complex B2B — B2B Edition handles customer-specific catalogs, multi-tier hierarchies, and complex pricing better than Shopify Plus B2B. Shopify Plus wins for DTC + simpler B2B at any scale. See our Shopify Plus B2B vs BigCommerce B2B comparison.
What's BigCommerce Catalyst?
BigCommerce's official Next.js headless framework, launched in 2024. Built on Next.js + GraphQL with BC-specific commerce primitives baked in. Equivalent to Shopify's Hydrogen but for BigCommerce. Free + open source. The default modern path for BC headless builds.
What's the difference between Elite and Premier Elite Partner?
Elite Partner = verified BC capability with multiple successful Enterprise builds + certified developers. Premier Elite Partner = top tier with multi-year revenue track record, direct BC executive relationships, and dedicated channel team. About 10-15 agencies globally hold Premier Elite at any time.
Can a Shopify Plus agency also do BigCommerce?
Most cannot, credibly. Shopify Plus and BigCommerce are different platforms with different talent pools. The handful of cross-platform agencies (IWD is one) maintain genuinely separate practices. Single-platform agencies claiming "we also do BigCommerce" with no case studies should be treated skeptically.
What red flags should I watch for during BC agency selection?
Top 5 BC-specific red flags: (1) Talking about "BigCommerce SF1" without distinguishing from current BC, (2) refusal to share recent live BC client URLs, (3) no opinion on Stencil vs Catalyst (real specialists have strong opinions), (4) zero B2B Edition case studies if you need B2B, (5) fixed-bid on under-scoped Catalyst headless projects.
Should I consider BigCommerce vs Adobe Commerce?
BigCommerce wins at 5-25M GMV with B2B requirements where Adobe Commerce's complexity isn't justified. Adobe Commerce wins at 25M+ GMV with deep customization, ERP integration, or Adobe Experience Cloud needs. For most mid-market B2B, BigCommerce is the leaner pick.
What's the average annual cost of running BC Enterprise?
At 10M GMV: ~$36K BC Enterprise + ~$25K apps + ~$180K agency retainer = ~$241K/year. Roughly 30% cheaper than Shopify Plus equivalent + 30% cheaper than Adobe Commerce equivalent. BC sits in the affordable middle of the three enterprise platforms.
Related Reading
Best Shopify Agencies in 2026 · Best Adobe Commerce Agencies in 2026 · Shopify Plus B2B vs BigCommerce B2B Edition · Shopify Plus vs Adobe Commerce 2026 · Headless Commerce 2026
If you're scoping a BigCommerce build, replatform, or B2B Edition engagement, book a 15-minute scoping call. Our team is one of few cross-platform agencies (BigCommerce + Shopify Plus + Adobe Commerce) — we'll walk through fit honestly including whether another agency on this list or another platform might be the better choice.