Engineering the future of wealth.
Founded in 2024, Tellers Window was built by a coalition of quantitative analysts and security engineers to build the most resilient financial infrastructure in the world.
What We Bring to the Table
Everything you need to track, analyze, and optimize your portfolio.
Real-Time Analytics
Sub-second latency on portfolio updates, price feeds, and risk calculations across 50+ data sources.
Advanced Visualizations
Interactive charts, heatmaps, and flow diagrams that make complex financial data intuitive.
Bank-Grade Security
SOC 2 Type II certified. End-to-end encryption, 2FA, and biometric authentication.
Smart Alerts
AI-powered notifications for price targets, portfolio drift, and market anomalies.
Developer API
RESTful and WebSocket APIs with comprehensive SDKs for Python, TypeScript, and Go.
Global Markets
Coverage across 120+ countries with local compliance, multi-currency, and 24/7 uptime.
How It Works
Get started in minutes and gain control of your financial future.
Connect Accounts
Link your brokerage, exchange, and DeFi wallets in seconds with read-only access.
Analyze Portfolio
Get instant insights into allocation, performance, risk metrics, and hidden correlations.
Optimize & Act
Execute trades, rebalance portfolios, and automate strategies — all from one dashboard.
Trusted by Investors
Join thousands of users who trust Tellers Window to manage their assets.
“TellersWindow replaced three separate tools for us. The real-time analytics alone saved our fund $200K in slippage last quarter.”
Sarah Chen
Portfolio Manager, Meridian Capital
“The API is incredibly well-designed. We integrated it into our trading system in under a day. Documentation is best-in-class.”
Marcus Williams
CTO, Quantum Trading
“As a retail investor, having institutional-grade analytics at my fingertips is game-changing. The risk metrics alone are worth it.”
Elena Rodriguez
Independent Investor
Meet the Team
Built by quantitative analysts and security engineers from the world's top institutions.
Sarah Chen
CEO & Co-Founder
Former VP of Engineering at Goldman Sachs. 15 years building institutional trading systems.
Marcus Williams
CTO & Co-Founder
Ex-principal engineer at Citadel. Led the development of real-time risk analytics platforms.
Elena Rodriguez
Head of Quantitative Research
PhD in Financial Mathematics from MIT. Published 20+ papers on portfolio optimization.
James Park
Head of Security
Former CISO at Stripe. Built security infrastructure handling $100B+ in annual transactions.
Common Questions
Find answers to frequently asked questions about Tellers Window.
We use read-only API connections through our integration partners (Plaid, Yodlee, and direct exchange APIs). We never have trading permissions unless you explicitly enable them.
Ready to Transform Your Portfolio?
Join thousands of investors who trust Tellers Window to manage their wealth. Start your free trial today.