Raising the Bar for Data Management
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Senior Management

Leonid Frants


President and Founder

Before founding OneMarketData in 2004, Dr. Frants accumulated more than 15 years of financial software and data management experience building key analytical infrastructures for the proprietary Quantitative Trading and Program Trading businesses of Goldman Sachs and Morgan Stanley.

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Oleg Yatvitskiy

Senior Vice President of Engineering

Before joining OneMarketData, Mr. Yatvitskiy worked for Goldman Sachs' Statistical Arbitrage and Quantitative Strategies groups where he built analytical high frequency data solutions and gained a unique understanding of the tick data domain and real-time market data content.

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Victoria Zolotarev

Victoreia Conv


Chief Financial Officer

Victoria Zolotarev has served as a CFO of OMD LLC since the beginning of 2015. She has over 18 years of progressive experience in finance and accounting functions. Highlights include management of income statement, implementation of corporate and financial strategies, restructuring and reorganizing corporations for purpose of cost effectiveness, completion of complex negotiations and reduction of outstanding debts, as well as supervision of accounting, finance, treasury and administration departments.

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Jeff Banker


Senior Vice President - Market Development

Jeff joined OneMarketData in 2013 and is responsible for Corporate and Market Development and is focused on expanding OMD’s capabilities and assets. 

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Ross Dubin


SVP, Global Head of Sales

Mr. Dubin runs OneMarketData's global sales operations. He has more than 20 years experience in the financial technology industry. Previously he spent six years as a senior sales executive at Vhayu Technologies (acquired by Thomson Reuters). Before joining Vhayu, he was the head of sales for fixed income and derivative software provider TechHackers (acquired by Unisys).

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Maria Belianina



Director of Global Pre-Sales Engineering and Professional Services


Maria Belianina joined OneMarketData in 2009 and is responsible for Global Pre-Sales Engineering and Professional Services.

Maria brings over fifteen years of financial technology and client service experience and is an expert on data management technologies and market data processing, data analysis, visualization and reporting.

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Louis Lovas

3     Director of Solutions

Louis Lovas is the Director of Solutions at OneMarketData where his responsibilities include strategic business development and delivering targeted solutions for quantitative research and trading systems.

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Dermot Harriss

Dermot checked     Senior Vice President – Regulatory Solutions

Dermot Harriss joined OneMarketData in 2015, and is responsible for delivering solutions that help firms meet their regulatory compliance needs.

Dermot brings over twenty years of financial industry experience from roles at Goldman Sachs, Morgan Stanley, and D.E. Shaw that included futures trading, quantitative strategy development, derivatives risk management, program trading, execution services, and technology management.


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Alec Miloslavsky

Senior Advisor

Mr. Miloslavsky is a co-founder and head of product development and strategy of Exigen Group. Prior to his time with Exigen, Mr. Miloslavsky co-founded Genesys, where he served as the CTO and vice chairman. At Genesys, Mr. Miloslavsky was responsible for the complete technology strategy across three lines of business.

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In the Media

Ross Dubin ATMonitor VideoRoss Dubin talks about OneTick's Solutions at TradeTech Paris

Twitter Feed

OneMarketData The introduction of #MiFIDII to Europe’s equities markets has made sourcing liquidity a harder task for the buy-sid… https://t.co/tgLcqIHADC
OneMarketData The biggest challenges of #crypto trade surveillance: fragmentation, linking accounts, and direct market access. We… https://t.co/FJUAKhIq3p


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Tel: +1 201 710 5977

OneMarketData LLC
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Tel: +1 312 544 0092

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Tel: +44 (0)203 857 5290 

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Tel: +61 2 8011 3390


About Us

OneMarketData is a leading provider of software and data for the financial industry. Our flagship product, OneTick is a comprehensive suite for time-series data management and real-time analytical event processing. Proprietary traders, hedge funds and investment banks can leverage the built-in capabilities of OneTick for quantitative research, transaction cost analysis, surveillance and back-testing.   Built by Wall Street experts, the OneTick suite offers enterprise technology to address the most demanding requirements…