I build clean, affordable websites for local businesses, and the custom calculators, dashboards, and booking tools most designers can't. One studio, both sides.
I build websites and custom business tools for local businesses, and I bring something most web designers don't: a finance background. I'm studying Finance, Economics, and Wealth Management at Seton Hall University and work as an analyst in the financial industry, where I've built real client-facing software: strategy comparison tools, dashboards, and calculators.
That mix is the whole point. I can design you a site that looks sharp and build the calculator, booking system, or dashboard that actually runs part of your business. You work directly with me from start to finish, the pricing stays honest and affordable, and I treat every project like it's my own.
Most web shops stop at a brochure site. I build that beautifully, then go a level deeper and build the tool that actually does work for your business.
Custom, mobile-ready websites that bring local customers in.
Custom tools that calculate, book, compare, and track.
A working example of the kind of tool I build. Try it.
Want every detail? See the full breakdown or take it with you.
I keep revising until your site is right, and you only pay for work you're genuinely happy with. No pressure, no surprises, no getting locked into something you don't love.
Real sites and tools I’ve built and shipped, including one you can click into right now.
A clean, mobile-ready website for a local dance studio, with the schedule, classes, and registration info all easy to keep updated.
Visit live siteA full marketing site for a financial-advisory practice, with service pages, a planning approach, team bios, and an integrated "Schedule a Consultation" booking flow.
Visit live siteA stock-valuation dashboard running five models side by side (DCF, Graham Number, PEG, comps, and DDM) in one clean view.
An interactive, client-facing tool that compares financial strategies side by side with clear visuals and an exportable summary, built to make a complex decision easy to understand.
A full registration and tuition system with a family database, complex pricing logic, and printable receipts.
A quick call about your goals.
Clear price, clear scope.
50% to reserve and start.
Designed with your input.
Go live, with optional care.
Tell me what your business needs and you'll get a clear, fixed quote before any work begins.
Start with a free consult or email jackjack11106@gmail.com · call or text (908) 800-4678Two services under one roof: professional websites that bring customers in, and custom tools, calculators, and dashboards that do real work for your business. Below is exactly what each costs and what's included, with no vague "contact for pricing."
Custom, mobile-ready websites built for local businesses. Every package includes hand-built design (never a cookie-cutter template), responsive layouts, and the SEO basics that help nearby customers find you.
| E-commerce / Custom websiteOnline store, product catalog, payments, or functionality beyond the Premium tier. | From $3,500quoted per project |
Custom-built tools that do actual work: calculators, quote engines, booking and registration systems, client-facing comparison tools, dashboards, and internal apps. Because every tool is built to fit your business, pricing is by complexity. Each one starts with a free discovery call and a fixed written quote, so you always know the cost before any work begins.
With a wealth-management background and hands-on experience building financial software, Jack Markowski specializes in finance tools other shops can't: valuation models, insurance and strategy comparison tools, mortgage and loan calculators, retirement projections, and investment dashboards. Priced by the tiers above, built by someone who speaks the language.
| Service | Price |
|---|---|
| Tool maintenance planHosting, updates, security, and bug fixes for a live tool. | From $50/mo |
| New features & changesAdded to an existing tool after launch. | Quoted per request |
| Ad-hoc hourly workSmall one-off tasks outside a plan. | $75/hr |
The same five steps for a website or a custom tool, so you always know what happens next.
A short call to understand your business, goals, and what you actually need.
A clear proposal with a fixed price and scope. No surprises later.
A 50% deposit reserves your spot and starts the work.
I build it, you review at each revision round until it's right.
Final balance, then we go live, with optional ongoing care.
Book a free consultation and you'll get a clear, fixed quote before anything begins.