OneChronos
OneChronos operates a trading platform for automated systems in capital markets, handling over 1% of U.S. equity market volume. The New York-based company has raised $81M, most recently in a Series B round in November 2024.
The growth story
OneChronos grew from 13 to 70 employees between 2022 and 2026, raising $81M along the way, most recently a Series B in November 2024.
About
OneChronos builds matching markets for algorithmic trading systems, primarily targeting capital markets. Its platform combines auction theory, distributed systems, and AI to improve transaction efficiency between human traders and automated systems.
The company has grown to 70 employees and secured $81M in funding, including a Series B round in late 2024. Its platform already processes a notable share of U.S. equity trading volume, indicating rapid adoption in financial markets.
Founders and leadership
Engineering is the largest function at OneChronos, with 17 employees. The company is led by a team with deep expertise in market structure and distributed systems, as evidenced by its focus on auction theory and AI-driven trading solutions.
The OneChronos org chart
Kelly Littlepage (Chief Executive Officer and Founder) leads 25 mapped leaders with 8 direct reports. Click +N to expand a team; names link to the person’s public profile.
Departments, and which ones grew
Headcount by function: Engineering 22 (+47% YoY), Business Development 20 (+18% YoY), Finance 6 (+500% YoY), Legal 5 (+25% YoY), Information Technology 4 (+100% YoY), Operations 4 (+33% YoY).
Talent flow
OneChronos recruits heavily from financial institutions, with Goldman Sachs being the top source of talent. Alumni have moved to diverse roles, including positions at Snowflake, Caltech, and Qube Research & Technologies.
Most common previous employers of OneChronos staff: Goldman Sachs (9), IEX (4), LSEG (3), Citi (2), UBS (2), State Street (2). Former OneChronos employees most often moved to Snowflake (1), Liberty Mutual Investments (1), Caltech (1), Qube Research & Technologies (1), Florissant (1), Good Boost (1).
Hiring now
Web traffic
Traffic mix: 37% direct, 28% search, 0% social, 0% paid.
What this company is made of
Most common skills at OneChronos: Python (Programming Language) (28), SQL (19), Equities (18), Java (18), C++ (18), Derivatives (16), Trading Systems (15), JavaScript (14).
Where the team actually sits
OneChronos people are concentrated in New York, United States (27), New York City Metropolitan Area (7), United States (3), United Kingdom (3).
Search footprint
OneChronos attracts about 121 organic search visits a month, traffic worth roughly $0K a month if bought through ads. It gained 24 ranking keywords and lost 10 in the last period.
Frequently asked
OneChronos has 70 employees as of September 2026.
OneChronos has raised $81M in total, most recently a Series B round in November 2024.
OneChronos was founded in 2015 by Richard Suth, Kelly Littlepage, Stephen Johnson.
Kelly Littlepage (Chief Executive Officer and Founder) sits at the top of OneChronos's reporting structure, with 8 direct reports.
The most common previous employers of current OneChronos staff are Goldman Sachs (9 people), IEX (4 people), LSEG (3 people).
Former OneChronos employees most often move to Snowflake (1), Liberty Mutual Investments (1), Caltech (1).
OneChronos attracts about 121 organic search visits a month, worth roughly $0K a month in equivalent ad spend.
The most common skills among OneChronos staff are Python (Programming Language), SQL, Equities, Java, C++.
OneChronos staff are concentrated in New York, United States (27), New York City Metropolitan Area (7), United States (3).
OneChronos has about 22 people in Engineering, up 47% over the past year, as of September 2026.
OneChronos has about 20 people in Business Development, up 18% over the past year, as of September 2026.
Computed from 59 current and 9 former OneChronos profiles, as of September 2026. Source: Crustdata.
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