CorestackAgency

We build
websitesmobile appsAI toolsautomations
for businesses
that move fast.

Most business websites lose customers every day. Slow load times, broken mobile menus, no clear way to call you. Run our free AI audit and see exactly what yours is costing you. Takes 60 seconds.

$500
Sites start here
3 days
First site live
SEO
Built into every site
W
J
M
S
Missouri businesses trust Corestack
Your website URL
What we build

Three disciplines. One studio.

We keep scope tight so quality stays high. Sites that rank and convert. Apps customers keep. AI that saves hours. Priced transparently. Owned by you on final delivery.

View all pricing
WebsitesFrom $500

More customers find you. More customers call you.

The first thing a new customer does is look you up. If your site loads slow, breaks on mobile, or buries your phone number, they're calling your competitor. We fix that. SEO, design, and local search included. Five tiers. Fixed prices. Live in days.

  • Local SEO built in from day one
  • Works flawlessly on every phone
  • Fixed price, zero surprises
Start your project
iOS AppsFrom $8,997

Your brand in every customer's pocket.

Not a web wrapper. A real native app that looks like it belongs on the App Store. Accounts, payments, push notifications. Give your customers a reason to keep coming back. Built in SwiftUI and submitted by us.

  • Keeps users engaged and coming back
  • App Store submission handled end to end
  • Scales from offline tool to full platform
Start your project
AI IntegrationsCustom scope

Stop doing manually what a machine can do in seconds.

Custom AI built around your actual workflows. Not a generic chatbot you plug in and forget. Saves hours of repetitive work every week. Powered by Claude, wired into your existing tools and data.

  • Saves hours of manual work weekly
  • Trained on your business, not someone else's
  • Works inside tools you already use
Start your project
Portfolio

Real projects. Real results.

Every project built by Wesam. No outsourcing, no handoffs. You work directly with the person who writes the code.

M&W Mobile Detailing website
2026
Next.jsVercelTailwind
Local Business Website

M&W Mobile Detailing

Full rebrand and site built for a Columbia, MO mobile detailing operation. Launched from zero web presence to a converting landing page with booking flow, SEO-optimized service pages, and exotic vehicle portfolio. 100 Google reviews, 5.0 rating.

40bookings driven
View project
iOS App
2026
SwiftNext.jsSupabase
Fintech Mobile App

BreadStack

Student spending and budgeting app built for the Mizzou market. Apple Pay extension for real-time spend tracking, group split features, and budget envelopes. Built solo with Swift, Next.js web companion, and Supabase backend.

5week build
View project
Next up

Your business here.

Get a free AI audit. See exactly what we'd build for you.

Style inspiration

We build for every industry.

See something you like? We build custom sites in this style, tailored to your brand, your city, and your customers.

Build something like this
Landscaping & Lawn Care
Landscaping & Lawn Care

For contractors, landscapers, and outdoor service businesses.

Restaurant & Cafe
Restaurant & Cafe

For restaurants, bars, cafes, and food service businesses.

Dental & Medical
Dental & Medical

For dental offices, clinics, and healthcare professionals.

Cleaning & Maintenance
Cleaning & Maintenance

For cleaning crews, HVAC, and home maintenance services.

Food & Dining
Food & Dining

For restaurants, food trucks, catering, and takeout spots.

Wellness & Health
Wellness & Health

For gyms, yoga studios, spas, and wellness brands.

Agency & Portfolio
Agency & Portfolio

For creative studios, consultants, and service agencies.

Professional Services
Professional Services

For law firms, accountants, real estate, and consultants.

Real Estate
Real Estate

For realtors, brokers, property managers, and agents.

Construction & Contracting
Construction & Contracting

For general contractors, builders, and trade businesses.

Home Services
Home Services

For electricians, plumbers, handymen, and repair services.

Event Planning & Weddings
Event Planning & Weddings

For event planners, wedding coordinators, and venues.

Powered by world-class tools

Built with the same stack as the best tech companies.

Every site and app we build runs on the same infrastructure used by Vercel, OpenAI, and top SaaS companies.

Next.js
Next.js
React framework
Vercel
Hosting & deploys
Supabase
Supabase
Database & auth
Stripe
Payments
Cloudflare
CDN & security
Claude AI
Claude AI
AI integrations
Tailwind CSS
Styling system
React
UI foundation
Cal.com
Scheduling
Resend
Email delivery
Process

How we work.
No surprises.

Designjoy-style async-first workflow adapted for the Missouri market. One kickoff call. Friday Loom updates. You stay in control without living in meetings.

1
Kickoff call
total
24h
Max response
time
0
Hidden
fees
Step 01

Free AI Audit

Enter your URL. Our AI scores your site across 8 dimensions in 60 seconds. You get a real report with real problems. For free, no strings.

DesignMobileSpeedCopyCTASEO
Step 02

Brief & Contract

If you want us to fix it, we scope the exact work, sign a clear contract, and collect 50% upfront. No ambiguity, no scope creep.

Fixed scopeFixed price50/25/25 payments
Step 03

Build

We build fast. Single pages in 3 days. Full sites in 2 weeks. iOS apps in 3โ€“5 weeks. Weekly Loom updates so you're never out of the loop.

Async-firstWeekly Loom updates1 kickoff call
Step 04

Maintain

After launch, we don't disappear. Monthly updates, hosting, security, new features. All on a flat subscription you can pause or cancel anytime.

From $99/moPause anytimeSLA guaranteed
Fixed price. No surprises.
Pay in 3 stages
Live in days, not months
No retainer required

No guessing. No agency BS.

Browse what's included in each tier. Answer 4 quick questions and we'll match you to the right package and show you the exact price.

$500
One-page site
$30K+
Full platform
See what fits you
One Page3 business days

One clean page that tells people who you are, what you do, and how to reach you. Live in 3 days.

  • Custom design. Looks like your business, not a template.
  • Works perfectly on phones and tablets
  • Contact form goes straight to your email
  • Set up to show on Google
  • Fast, secure hosting included
  • 30-day bug window after launch, free of charge
Get started
Small Site7 business days

A real website for your business. Home, About, Services, Contact. Everything a customer needs to trust you and call.

  • Up to 5 pages (Home, About, Services, Contact + 1 more)
  • Every contact form submission saved, never lost
  • Tracks how many people visit your site
  • Shows up on Google searches
  • 1 week from kickoff to live
  • 30-day bug window after launch, free of charge
Get started
Most popular
Business Site14 business days

A proper business site you can update yourself. Change your hours, add photos, update your services. No calls to us.

  • Everything in Small Site
  • Up to 10 pages
  • Update your own text and photos (no code needed)
  • Blog or news section if you want one
  • See exactly who visits and where they come from
  • 30-day bug window after launch, free of charge
Get started
Full Site21โ€“28 business days

A full site with tools built in. Customers book online, pay through your site, or log in to their account.

  • Fully custom design (nothing off the shelf)
  • Take payments directly on your site
  • Customer logins or online booking system
  • Connect to one other tool you already use
  • 60-day support after launch
Get started
Enterprise4โ€“12 weeks

You're building something completely different. Customer dashboards, staff portals, AI features, live data. A full product.

  • We map out exactly what to build before writing a line of code
  • You approve the full plan. No surprises.
  • AI features available if needed
  • Different access levels (admin, staff, customer)
  • 90-day support after launch
Let's talk

All projects: 50% upfront ยท 25% midpoint ยท 25% delivery. IP transfers on final payment. One-off changes outside a plan are billed at $149/hr, 1-hour minimum.

Wesam Sabri
Wesam Sabri
Columbia, MO
$500
Starts at
3 days
First live
MO
Based in
The founder

I sell AND build.
That's the edge.

I'm Wesam. I live right here in Columbia, Missouri. Before I ever built a website for someone else, I ran M&W Mobile Detailing, scheduling crews, chasing invoices, and watching my own website hurt me every day.

Most agencies sell you a site and disappear. Most developers can't explain why a site should generate leads. I've been on both sides of that table, and I built Corestack because I got tired of the gap.

I use modern tools and I use them well. But the strategy, the judgment, and every decision are still mine. You're hiring a person who thinks about your business, not software that generates things. The difference is the thinking behind it.

Columbia, MO
Lived here for 12 years. Not an out-of-state agency with a rented PO box.
Fast delivery
Pages live in 3 days. Full sites in 2 weeks. No month-long timelines.
Operator background
Ran a real service business before ever writing a line of code.
Solo founder leverage
One person, no overhead. The savings go toward better tools and your price.
Ready to fix it?

Your site is losing
customersrevenueleadsbookings
every single day.

Free AI audit in 60 seconds. See exactly what's broken, what it's costing you, and what it takes to fix it.