Finsie

finsie.com

San Mateo, California, United States

1-10 employees

LinkedIn Profile

About Finsie

financial planning, cfp, marketplace, investment guidance, fiduciary, financial goal setting, financial services, other financial investment activities, insurance, executive coaching, digital financial marketplace, retirement planning, tax strategies, unbiased recommendations, secure online meetings, fee-only financial professionals, financial literacy support, digital financial services, b2c, life insurance

Finsie's Tech Stack

AI/ML

Decision Makers at Finsie

2 contacts

Jerzy Zielinski

Chief Technology Officer

j***@finsie.com Sign up to view

Matt Stewart

Founder and CEO

m***@finsie.com Sign up to view

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19 technologies detected · 2 decision makers · Emails available

Sales Outreach Angle

React-based front-ends indicate a modern web engineering stack. Developer tools, component libraries, testing frameworks, and design systems are relevant sales angles.

Finsie's Position in the StackWho Database

• Finsie is 1 of 21,667 financial services companies tracked in StackWho.
• 21,586 financial services companies in our database have verified decision-maker emails (100% of the cohort).
• 53,147 companies in California are in the StackWho database.
• 8,943 financial services companies are in the 1-10 employee range (same size as Finsie).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does Finsie use?

Finsie uses Gmail, Blue Host, Google Apps, Facebook Custom Audiences, Google Tag Manager, Mobile Friendly, and 13 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Finsie?

StackWho has verified email addresses for 2 decision makers at Finsie. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Finsie directly for sales, recruiting, or partnerships.

What industry is Finsie in?

Finsie operates in the financial services industry, headquartered in San Mateo, California, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Finsie's contact data?

Yes. StackWho Pro members can export decision maker contact data for Finsie and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.