Portfolio

Live client sites.
Go click around.

Businesses running on STACKS today, grouped by the kind of site we build: buyback, online store and repair. Each card says what we built and which features the business actually uses. Every line was checked on the live site on October 19, 2026.

Buyback websites

Sites that buy devices from the public: instant offers, shipping or meetups, inspection and payout.

Buyback Stack

Device Buyers

Gaithersburg, Maryland, buying across the DC, Maryland and Virginia area and by mail nationwide

devicebuyers.com →

What we built

The buyback website: instant offers, shipping, local meetups and customer accounts, plus a branded WhatsApp page at whatsapp.devicebuyers.com.

Business model

Buys used phones, tablets and smartwatches from the public, by mail nationwide and at local meetups

Features in use

  • 623 device pages, each with an instant offer built from condition questions
  • Free trackable shipping labels
  • Local meetup scheduling across the DMV
  • Customer accounts with order tracking and coupons
  • An online sale agreement
  • Five location pages, with service-area structured data for 7 cities and 3 counties
  • A page for collecting customer reviews
  • WhatsApp deal rooms at whatsapp.devicebuyers.com

Ecom stores

Stores that sell used and refurbished devices from real inventory, unit by unit.

Ecom Stack

CellNow

California. The store sells online at buy.cellnowstore.com; the main cellnowstore.com site is not a STACKS build

buy.cellnowstore.com →

What we built

The online store for used and refurbished devices, listing real units from live inventory.

Business model

Sells used and refurbished phones, tablets, computers, watches and consoles online, one listed unit at a time

Live on STACKS since July 26, 2026

Features in use

  • Live inventory: every unit listed with its own condition grade, storage, color, carrier and price
  • Filters by price, condition, storage, color and carrier
  • Cart, checkout and customer accounts
  • Free shipping
  • Fraud screening on orders
  • A product feed to Google Merchant Center, with GTINs
  • 1,296 pages in its sitemap

Repair websites

Sites that book repairs: device pages, quotes, appointments and mail-in.

Repair Stack

Wireless Kinect

Four stores: Lancaster and Allentown, Pennsylvania; Tampa and St. Petersburg, Florida

wirelesskinect.com →

What we built

The repair website for all four stores, replacing a Shopify site. Old URLs were redirected to their new pages at the cutover, and Google Search Console was connected at launch.

Business model

Walk-in repairs at four stores, plus mail-in repairs, device buyback and used device sales

Live on STACKS since September 17, 2026

Features in use

  • 903 device repair pages across phones, tablets, computers, smartwatches and game consoles
  • A page for each of the four stores
  • Quote requests and appointment booking with a date and time, on the site itself
  • Mail-in repairs with a printable shipping label
  • Order tracking
  • A business (B2B) intake form
  • 81 blog posts
  • Google reviews shown on the site

Checked October 19, 2026. Counts come from each site's own sitemap and pages, and they change as the businesses add devices and posts. For what the platform does beyond these sites, see the Repair Stack, repair shop SEO, Self Driving Ads, the company history and reviews.

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