Hadrius
Hadrius provides automated compliance infrastructure for SEC- and FINRA-regulated financial firms. The 87-person company raised $25M in Series A funding in July 2026.
The growth story
Hadrius grew from 1 to 87 employees between 2021 and 2026, raising $25M along the way, most recently a Series A in July 2026.
About
Hadrius sells software that automates routine compliance tasks for financial services firms, aiming to reduce manual work for compliance teams. Its system centralizes compliance data that would otherwise be managed across multiple platforms.
The company was founded in 2023 and has grown to 87 employees. Its $25M Series A in mid-2026 included investors like CRV and Pathlight Ventures.
Founders and leadership
Sales is Hadrius' largest department with 16 employees. The leadership team includes alumni from Morgan Stanley and Quantbase. Median employee tenure is one year.
The Hadrius org chart
Thomas Stewart (CEO & Cofounder) leads 26 mapped leaders with 9 direct reports. Click +N to expand a team; names link to the person’s public profile.
Departments, and which ones grew
Headcount by function: Sales 18 (+350% YoY), Engineering 18 (+100% YoY), Entrepreneurship 9 (+29% YoY), Business Development 6 (+100% YoY), Product Management 4 (+300% YoY), Arts and Design 3 (+50% YoY).
Talent flow
Hadrius recruits heavily from Morgan Stanley (4 hires) and fintech firms like Quantbase and Traba (3 each). Alumni most often join compliance startups Nua and Compyle (2 each).
Most common previous employers of Hadrius staff: Morgan Stanley (4), Quantbase (3), AlphaSights (3), Traba (3), University of Virginia (2), M1 (2). Former Hadrius employees most often moved to Nua (2), Compyle (2), Databricks (1), Kanu AI (1), Janney Montgomery Scott (1), Moses Agency (1).
Web traffic
Traffic mix: 58% direct, 25% search, 1% social, 0% paid.
What this company is made of
Most common skills at Hadrius: Leadership (33), Project Management (25), Microsoft Excel (24), Microsoft Office (22), Python (Programming Language) (21), Communication (19), Management (19), Customer Service (19).
Where the team actually sits
Hadrius people are concentrated in New York, United States (43), New York City Metropolitan Area (10), New Jersey, United States (3), United States (3).
Search footprint
Hadrius attracts about 370 organic search visits a month, traffic worth roughly $7K a month if bought through ads. It gained 120 ranking keywords and lost 77 in the last period.
What employees say
- Compensation
- 2.00 / 5
- Career opportunities
- 2.00 / 5
- Senior management
- 2.00 / 5
- Work-life balance
- 2.20 / 5
Frequently asked
Hadrius has 87 employees as of September 2026.
Hadrius has raised $25M in total, most recently a Series A round in July 2026.
Hadrius was founded in 2023 by Som Mohapatra, Allen Calderwood.
Thomas Stewart (CEO & Cofounder) sits at the top of Hadrius's reporting structure, with 9 direct reports.
The most common previous employers of current Hadrius staff are Morgan Stanley (4 people), Quantbase (3 people), AlphaSights (3 people).
Former Hadrius employees most often move to Nua (2), Compyle (2), Databricks (1).
Hadrius attracts about 370 organic search visits a month, worth roughly $7K a month in equivalent ad spend.
The most common skills among Hadrius staff are Leadership, Project Management, Microsoft Excel, Microsoft Office, Python (Programming Language).
Hadrius staff are concentrated in New York, United States (43), New York City Metropolitan Area (10), New Jersey, United States (3).
Hadrius has about 18 people in Sales, up 350% over the past year, as of September 2026.
Hadrius has about 18 people in Engineering, up 100% over the past year, as of September 2026.
Computed from 72 current and 18 former Hadrius profiles, as of September 2026. Source: Crustdata.
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