From Spreadsheet to Scalable: How We Built MyPropertyStats
Most real estate investors still live in Excel. Here’s how we partnered with a solo founder to turn his personal spreadsheet into a powerful SaaS platform that helps thousands of investors analyze deals and manage portfolios.
Jehan Wijesinghe, Founder of Product Tavern
5/11/20252 min read


Every great product starts with a scratch-your-own-itch moment. MyPropertyStats was born when a seasoned US-based real estate investor realized his Excel sheet had outgrown itself.
He was tracking:
20+ investment properties
4 deal pipelines
ROI, IRR, Cap Rates, rental income, taxes, mortgage timelines
Then he asked: What if every investor had a tool like this?
That’s when he approached Product Tavern.
Turning Excel into ROI: How Hayden Crabtree Built MyPropertyStats
Hayden Crabtree isn’t your average founder. He’s a real estate investor from Atlanta, Georgia who didn’t just dream of a product — he built one, starting with the same thing every investor knows too well: a monster of a spreadsheet.
Back in 2021, Hayden was managing dozens of properties and crunching numbers late into the night. ROI, IRR, cashflow projections, you name it — he tracked it. But the spreadsheet wasn’t scalable. It was personal, yes, but chaotic.
“I knew I wasn’t the only one dealing with this. There had to be a better way.” – Hayden
So he came to Product Tavern with a challenge: Help turn his spreadsheet into a platform that thousands of investors could use to make smarter, faster real estate decisions.
From Spreadsheet to SaaS MVP We kicked off with one clear question: How do we keep Hayden’s investor mindset alive in a product that anyone could use?
The answer: Build an MVP that speaks investor.
What we built:
A Deal Analyzer that forecasts returns on any property in seconds
A Portfolio Manager to track cashflow, equity, and mortgage schedules
A Dashboard that shows exactly how your investments are doing across multiple markets
All without a single spreadsheet cell in sight.
The Build Journey We worked in tight collaboration with Hayden. He was in Georgia. We were in Colombo. But the feedback loop was 24/7.
We prototyped the product in Figma, validated key flows with a small group of real estate investors, then built a clean frontend using React and Chart.js. Supabase powered the backend. Stripe handled subscriptions. It was fast, clean, and no-fluff.
From MVP to Movement Since launch:
2,000+ investors have signed up
Over $4.3 million in deals have been analyzed
Real estate influencers started recommending it
Oh, and Hayden? He’s still using it daily - for his own deals.
Lessons from the Build
The best SaaS products start as personal pain points
Founders with deep domain knowledge make the best product co-creators
You don’t need 50 features — you need the right 3
Final Word Hayden took a spreadsheet and turned it into a movement. We were lucky to be part of the ride.
If you’re an expert with a real-world pain point and want to build a product around it, we’d love to help. Just like we did with Hayden.
Built by Product Tavern, Colombo → Launched in Atlanta
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