Refreshed August 2026
E-commerce Websites

Top E-commerce Mobile App Developers in Houston (2026)

Every e-commerce app studio on this page has been vetted for shipped App Store releases, the depth of their e-commerce track record, verifiable client outcomes, and transparent pricing — covering Houston in 2026.

E-commerce stores selling to US consumers must collect and remit sales tax in states where they have nexus, following the South Dakota v. Wayfair (2018) Supreme Court ruling. The FTC Act Section 5 prohibits deceptive pricing, fake reviews, and undisclosed paid endorsements. CCPA (California Consumer Privacy Act) and its CPRA amendment require a 'Do Not Sell My Personal Information' link and privacy rights disclosure for stores with California customers. ADA Title III applies to commercial websites, with WCAG 2.1 AA the accepted compliance standard in federal courts.

Notable platforms: Google Shopping, Trustpilot, BBB, Sitejabber, ResellerRatings

Actual e-commerce apps in their portfolio reviewed
Testimonials cross-checked for authenticity
Sector compliance knowledge checked
Post-launch support quality reviewed

How this list is built. Every firm here also shows up in our wider Houston mobile app developers directory, narrowed down to those with real e-commerce delivery experience. We look at shipped apps, documented case studies, and reviews we could confirm. Tkist Digital ranks #1 because it's our own agency — placement is never for sale.

10 agencies compared · E-commerce · Houston

Houston, United States
1
Our Recommendation · E-commerceHouston · United States
#1 in 2026

Tkist Digital

Houston's go-to team for e-commerce apps — Published live stores with page speed scores above 80 on GTmetrix-ask for the report before signing.

iOS DevelopmentAndroid DevelopmentCross-Platform AppsApp UI/UX DesignApp Store Submission
5(500+ reviews)
Est. 2014
10-49

Tkist Digital has shipped e-commerce apps for clients across 40+ countries, including Houston. Our process covers planning, interface design, engineering, testing, and app store publishing for iOS and Android — handled by a seasoned team, with full source code handed over to you at the end.

Spots #2 through #10 come from our broader Houston shortlist. Longer profiles live there; below we keep it brief and stick to e-commerce-specific details.

2

Yeti LLC

Houston energy and engineering web platform studio.

4.7(51)
Energy WebOilfield PlatformsReactGIS Mapping
Est. 2008
25-49 staff
Houston

Yeti LLC is a Houston web and digital platform studio with deep energy sector expertise -” building oilfield production dashboards, land management portals, and GIS-integrated asset visualisation platforms for Houston's upstream and midstream energy companies.

Ideal for: Houston upstream/midstream energy companies wanting GIS-integrated production dashboards and land management web platforms

3

Ironpaper

Houston (and NYC) B2B growth agency for technology and industrial companies.

4.7(68)
HubSpotB2B WebDemand GenContent Strategy
Est. 2003
25-49 staff
Houston

Ironpaper is a Houston/NYC B2B growth digital agency specialised in technology, industrial, and professional services companies. HubSpot-certified; strong demand-generation website builds with integrated CRM and marketing automation specifically for B2B energy and industrial Houston clients.

Ideal for: Houston B2B energy, industrial, and technology companies wanting HubSpot-integrated demand generation websites

4

Impact IT Services

Houston healthcare IT and web platform company.

4.7(42)
Epic EHRPatient PortalsHealthcare WebHIPAA Compliance
Est. 2005
50-99 staff
Houston

Impact IT Services is a Houston healthcare IT and web company building Epic EHR-integrated patient portals, telehealth platforms, and HIPAA-compliant web applications for Texas Medical Center-adjacent and national healthcare institutions.

Ideal for: Houston and national healthcare providers wanting Epic-integrated, HIPAA-compliant patient portal and telehealth web builds

5

Schipul

Houston's original web agency -” nonprofit and mid-market digital since 1999.

4.6(54)
Tendenci CMSWordPressNonprofit WebAssociation Management
Est. 1999
10-25 staff
Houston

Schipul is Houston's oldest continuously operating web agency, creator of Tendenci -” the leading open-source association management CMS used by 1,000+ nonprofit and professional association websites globally. WordPress and Tendenci CMS for Houston nonprofits and trade associations.

Ideal for: Houston nonprofits, trade associations, and professional societies wanting Tendenci or WordPress ADA-compliant association management websites

6

Lara & Alex

Houston boutique creative digital studio for brands and startups.

4.6(37)
Brand DesignWebflowReactCreative Direction
Est. 2016
5-15 staff
Houston

Lara & Alex is a Houston boutique creative digital studio known for clean, brand-forward Webflow and React websites for Houston startups, Ion Houston companies, and consumer brands. ADA-compliant, TDPSA data handling.

Ideal for: Houston startups and consumer brands wanting boutique creative Webflow and React web builds

7

Digital Firefly Marketing

Houston SEO and digital marketing agency for local and regional businesses.

4.5(61)
SEOGoogle AdsLocal MarketingWordPress
Est. 2007
10-25 staff
Houston

Digital Firefly Marketing is a Houston SEO and digital marketing agency serving local Houston businesses, law firms, medical practices, and real estate companies with Google Ads, local SEO, and WordPress site builds.

Ideal for: Houston local businesses, law firms, and medical practices wanting local SEO and Google Ads combined with WordPress builds

8

Informatics

Houston marketing technology and Sitecore CMS agency.

4.6(34)
SitecoreEpiserverDigital MarketingAnalytics
Est. 2001
50-99 staff
Houston

Informatics is a Houston Sitecore and digital marketing technology agency with a strong US corporate website portfolio. Sitecore Platinum Partner; analytics-driven personalisation and enterprise content management for Houston's large corporate clients.

Ideal for: Houston corporate clients wanting Sitecore CMS and personalisation-driven enterprise website management

9

TopFire Media

Houston franchise and multi-location web and marketing agency.

4.5(43)
Franchise WebMulti-location SEOWordPressLead Gen
Est. 2012
25-49 staff
Houston

TopFire Media is a Houston franchise and multi-location digital marketing agency -” one of the US's few specialist franchise web agencies. WordPress multi-site, location-level SEO, and lead generation for Houston-based franchise businesses with national networks.

Ideal for: Houston franchise companies and multi-location businesses wanting specialist franchise web architecture with location-level SEO

10

Fresh Concepts Web

Houston affordable web design for small businesses and startups.

4.3(46)
WordPressWeb DesignE-commerceLogo Design
Est. 2011
5-15 staff
Houston

Fresh Concepts Web is a Houston WordPress studio serving small businesses, restaurants, medical practices, and startups with affordable web builds at below-market Houston rates. ADA WCAG-accessible templates standard.

Ideal for: Houston small businesses and startups wanting affordable WordPress builds with ADA-accessible design

You're looking at E-commerce specialists only. Want the full Houston list?

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Compliance notes

E-commerce sites handling card payments must be PCI DSS compliant-Shopify Payments and Stripe handle this by default; self-hosted payment processing requires a formal PCI Level 1 or Level 4 audit.

What To Check First

Vetting a e-commerce mobile app developer in Houston

Here's how to tell a real e-commerce specialist apart from a generalist agency that only adds your sector to its homepage once you're signed.

Published live stores with page speed scores above 80 on GTmetrix-ask for the report before signing

Checkout A/B testing experience: agencies that have run live split tests understand what moves conversion rates beyond gut instinct

Local payment method integrations: Stripe, PayPal, and any market-specific gateways active in Houston

SEO-ready product architecture: canonical URLs, structured data for products (Schema.org/Product), faceted navigation without crawl debt

Post-launch support with defined SLA-e-commerce sites fail during peak traffic, usually when you least want to be calling a developer

Platform Choices

Which platform suits e-commerce apps in Houston?

Shopify / Shopify Plus

Best for speed to market. Custom theme development on Shopify 2.0 gives full design control without leaving the hosted platform. Shopify Plus is the correct choice above £500,000 annual GMV.

WooCommerce

Best when the client already runs WordPress or needs customisation beyond Shopify's API surface: subscription logic, complex tax rules, multi-currency with local rounding.

Headless (Next.js + Shopify Storefront API)

Recommended for stores exceeding 10,000 monthly transactions or brands that require sub-1-second product pages. Higher build cost; dramatically better Core Web Vitals scores.

Magento 2 / Adobe Commerce

Enterprise choice for multi-store, multi-language, multi-currency setups. Requires a dedicated Magento-certified developer-not all Houston agencies have this.

Cost Guide

What a e-commerce app typically costs in Houston?

Rough pricing for e-commerce app builds in Houston, current as of August 2026. Your final number depends on scope, platform, and how many integrations you need.

Shopify + premium theme customisation

£1,500 – £5,000

1 – 3 weeks

Suitable for small product catalogues under 100 SKUs. Uses a purchased Shopify 2.0 theme with brand customisation, no custom app development.

Custom WooCommerce store

£5,000 – £18,000

4 – 8 weeks

Custom design, product filtering, payment gateway integration, and basic subscription or booking logic. The default choice for most Houston SME online stores.

Shopify Plus custom build

£10,000 – £40,000

6 – 14 weeks

Fully custom storefront with Shopify Scripts for discounting logic, custom checkout extensions, and third-party ERP/WMS integrations.

Headless commerce

£25,000 – £100,000+

10 – 24 weeks

Next.js frontend connected to Shopify or Medusa backend. Built for brands with complex UX requirements and high transaction volume where load speed is a direct revenue factor.

Common Questions

E-commerce mobile app questions from Houston businesses

What e-commerce companies in Houston tend to ask before greenlighting an app project.

Which e-commerce platform do web developers in Houston recommend?+

Shopify is the default recommendation for most Houston businesses launching a new store-faster to build, easier to operate, and lower ongoing maintenance. WooCommerce is the right choice when the client already runs WordPress or needs more complex customisation. Headless commerce (Next.js + Shopify API) suits stores exceeding £1M GMV where load speed and UX directly impact revenue.

How much does an e-commerce website cost in Houston?+

A Shopify store with brand-customised theme costs £1,500–£5,000 in Houston. A custom WooCommerce build with product filtering and payment gateway integration runs £5,000–£18,000. Enterprise headless commerce starts at £25,000. Ongoing costs include hosting (£20–£200/month), platform fees (Shopify £29–£299/month), and maintenance retainers.

How long does e-commerce development take?+

A Shopify store with a customised premium theme takes 1–3 weeks. A custom WooCommerce build is 4–8 weeks from brief to launch. A headless commerce platform with custom checkout flows and ERP integrations is 12–24 weeks. Timelines extend when product data, photography, or payment gateway approvals are delayed.

Do I need a specialist e-commerce agency in Houston or will any web developer do?+

E-commerce development requires specific expertise that general web developers often lack: checkout conversion optimisation, inventory management integration, tax and shipping logic, and PageSpeed compliance affecting Google Shopping rankings. Ask any candidate agency to show you 3 live stores and their current Core Web Vitals scores in Google Search Console.

What should a Houston business look for in a contract before hiring a web developer?+

A properly scoped web development contract for a Houston business should include: a fixed-price quote (not hourly with uncapped scope), a detailed scope of work document, a timeline with specific milestones and delivery dates, ownership of all source code and assets on completion, a warranty period of at least 30 days post-launch for bug fixing, and clear terms for revision rounds. Avoid any contract that includes a retainer obligation as a condition of handover — this is a red flag in the Houston web development market.

How long does a Houston web project typically take from brief to launch?+

A standard business website for a Houston company takes 2–4 weeks from brief to launch (assuming content is provided on time). A custom web application with integrations typically takes 6–12 weeks. E-commerce sites with product catalogue setup take 3–8 weeks. The most common cause of delays in Houston web projects is late content delivery from the client — agree a content deadline before the project starts and the timeline holds reliably.

Should a Houston business hire a local web developer or work with a remote agency?+

For most Houston businesses, a remote web development agency delivers equivalent or better results than a local studio — at 20–40% lower cost. The key factors are: quality of portfolio (verifiable through live URLs, not PDF screenshots), communication responsiveness (same-day replies are the baseline for professional agencies), and clear ownership transfer on handover. Physical location has not been a meaningful differentiator for web development quality since 2018. Tkist Digital serves clients across United States and 40+ countries entirely remotely.

How can a Houston business verify a web developer's experience before signing?+

The three most reliable verification methods for Houston businesses evaluating web developers are: 1) Live portfolio links — the agency should provide direct URLs to live sites they built (not PDF mockups), which you can test for speed, mobile quality, and design; 2) Client references — ask for contact details for two recent clients in a similar sector; 3) Technical audit — ask the developer to explain how they would handle a specific technical challenge for your project. A developer who cannot answer this clearly has not built what they claim. Tkist Digital provides live portfolio URLs, verified client references, and a free technical scoping call for every Houston project enquiry.

Tkist Digital · #1 Choice in Houston

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