Darryl Hooker Joins Gil Mandezis’ Capitolis as a Consultant
- Capitolis was recently financed with $29 million from Sequoia and Index Ventures.


Darryl Hooker
Longtime industry veteran Darryl Hooker has joined technology provider Capitolis. He's best known for his career at ICAP’s EBS, most recently working at the London-listed company's Brokertec division. Hooker will join Capitolis as a consultant in a business development role.
Capitolis was co-founded by Gil Mandelzis, Tom Glocer and Igor Teleshevsky. The trio received a series A funding round to the tune of 20 million after a seed round from Sequoia Capital of $9 million.
Hooker has held various roles during his time at ICAP. These include stints as co-head of ICAP’s EBS BrokerTec, and most recently as Global Head of Spot FX and Precious Metals and Head of FX EMEA for NEX Markets (the division that was renamed from EBS BrokerTec). He is also a committee member of the ACI-UK Financial Markets Association and holds chairmanship at the International Rubble Settlement Forum.
Capitolis Products
The company has a set of products focused on FX and equities. Capitolis Novation is the firm’s FX-focused post-trade platform that automates manual workflow. By mitigating inefficiency related to regulatory capital and tightening client credit capacity, the company aims to deliver optimal connectivity to the FX market.
Capitolis’ mission is to address capital markets constraints in the financial system. With Capitolis Switch, a key credit issue is addressed, enabling the unbundling of Execution Execution Execution is the process during which a client submits an order to the brokerage, which consequently executes it resulting in an open position in a given asset. The execution of the order occurs only when it is filled. There is typically a time delay between the placement of the order and the execution which is called latency.In the retail FX space, reliable brokers always strive to deliver best execution to their clients in order to maintain a solid business relationship with them. This is a common marketing point of emphasis by brokers, whose action execution varies considerably from company to company. When execution prices are not matching the submitted price the client is charged or credited the difference resulting from the negative or positive slippage.Slippage is a very contentious issue among retail traders, which can lead to issues. Many traders view levels of slippage at brokers as a key determinant for their business. Best Execution a Legal ObligationBrokers are required by law to diver to their clients the best execution possible. Some regulators are requiring brokers to submit execution stats in order to assess the quality of their services. Other brokers are regularly posting execution statistics in order to boost the confidence of their clients in the best execution commitment of the company.Best execution has been a point of emphasis in recent years from both retail and institutional players in the FX industry. Negotiating and executing transactions in order to promote a robust, fair, open, liquid and appropriately transparent FX market is identified as one of the six main principles outlined in the FX Global Code of Conduct, which came into effect in 2018. Execution is the process during which a client submits an order to the brokerage, which consequently executes it resulting in an open position in a given asset. The execution of the order occurs only when it is filled. There is typically a time delay between the placement of the order and the execution which is called latency.In the retail FX space, reliable brokers always strive to deliver best execution to their clients in order to maintain a solid business relationship with them. This is a common marketing point of emphasis by brokers, whose action execution varies considerably from company to company. When execution prices are not matching the submitted price the client is charged or credited the difference resulting from the negative or positive slippage.Slippage is a very contentious issue among retail traders, which can lead to issues. Many traders view levels of slippage at brokers as a key determinant for their business. Best Execution a Legal ObligationBrokers are required by law to diver to their clients the best execution possible. Some regulators are requiring brokers to submit execution stats in order to assess the quality of their services. Other brokers are regularly posting execution statistics in order to boost the confidence of their clients in the best execution commitment of the company.Best execution has been a point of emphasis in recent years from both retail and institutional players in the FX industry. Negotiating and executing transactions in order to promote a robust, fair, open, liquid and appropriately transparent FX market is identified as one of the six main principles outlined in the FX Global Code of Conduct, which came into effect in 2018. Read this Term, processing, capital and risk in foreign exchange prime broking. Switch is a platform which allows alternative providers of credit, typically non-GSIBs, to connect with trade processors and their clients.
The firm's 'Finance' product is aimed at bringing together short-term investment returns demand with global banks that aim to raise the profile of their client trading franchises.
The team at the core of Capitolis shares vast experience in the financial market. Back in March, the firm announced that Mandelzis had been joined by former Credit Suisse executive Justin Klug, former Bank of America Merrill Lynch Managing Director Joseph Tarditi, and former Morgan Stanley and Citi executive David Lamb.

Darryl Hooker
Longtime industry veteran Darryl Hooker has joined technology provider Capitolis. He's best known for his career at ICAP’s EBS, most recently working at the London-listed company's Brokertec division. Hooker will join Capitolis as a consultant in a business development role.
Capitolis was co-founded by Gil Mandelzis, Tom Glocer and Igor Teleshevsky. The trio received a series A funding round to the tune of 20 million after a seed round from Sequoia Capital of $9 million.
Hooker has held various roles during his time at ICAP. These include stints as co-head of ICAP’s EBS BrokerTec, and most recently as Global Head of Spot FX and Precious Metals and Head of FX EMEA for NEX Markets (the division that was renamed from EBS BrokerTec). He is also a committee member of the ACI-UK Financial Markets Association and holds chairmanship at the International Rubble Settlement Forum.
Capitolis Products
The company has a set of products focused on FX and equities. Capitolis Novation is the firm’s FX-focused post-trade platform that automates manual workflow. By mitigating inefficiency related to regulatory capital and tightening client credit capacity, the company aims to deliver optimal connectivity to the FX market.
Capitolis’ mission is to address capital markets constraints in the financial system. With Capitolis Switch, a key credit issue is addressed, enabling the unbundling of Execution Execution Execution is the process during which a client submits an order to the brokerage, which consequently executes it resulting in an open position in a given asset. The execution of the order occurs only when it is filled. There is typically a time delay between the placement of the order and the execution which is called latency.In the retail FX space, reliable brokers always strive to deliver best execution to their clients in order to maintain a solid business relationship with them. This is a common marketing point of emphasis by brokers, whose action execution varies considerably from company to company. When execution prices are not matching the submitted price the client is charged or credited the difference resulting from the negative or positive slippage.Slippage is a very contentious issue among retail traders, which can lead to issues. Many traders view levels of slippage at brokers as a key determinant for their business. Best Execution a Legal ObligationBrokers are required by law to diver to their clients the best execution possible. Some regulators are requiring brokers to submit execution stats in order to assess the quality of their services. Other brokers are regularly posting execution statistics in order to boost the confidence of their clients in the best execution commitment of the company.Best execution has been a point of emphasis in recent years from both retail and institutional players in the FX industry. Negotiating and executing transactions in order to promote a robust, fair, open, liquid and appropriately transparent FX market is identified as one of the six main principles outlined in the FX Global Code of Conduct, which came into effect in 2018. Execution is the process during which a client submits an order to the brokerage, which consequently executes it resulting in an open position in a given asset. The execution of the order occurs only when it is filled. There is typically a time delay between the placement of the order and the execution which is called latency.In the retail FX space, reliable brokers always strive to deliver best execution to their clients in order to maintain a solid business relationship with them. This is a common marketing point of emphasis by brokers, whose action execution varies considerably from company to company. When execution prices are not matching the submitted price the client is charged or credited the difference resulting from the negative or positive slippage.Slippage is a very contentious issue among retail traders, which can lead to issues. Many traders view levels of slippage at brokers as a key determinant for their business. Best Execution a Legal ObligationBrokers are required by law to diver to their clients the best execution possible. Some regulators are requiring brokers to submit execution stats in order to assess the quality of their services. Other brokers are regularly posting execution statistics in order to boost the confidence of their clients in the best execution commitment of the company.Best execution has been a point of emphasis in recent years from both retail and institutional players in the FX industry. Negotiating and executing transactions in order to promote a robust, fair, open, liquid and appropriately transparent FX market is identified as one of the six main principles outlined in the FX Global Code of Conduct, which came into effect in 2018. Read this Term, processing, capital and risk in foreign exchange prime broking. Switch is a platform which allows alternative providers of credit, typically non-GSIBs, to connect with trade processors and their clients.
The firm's 'Finance' product is aimed at bringing together short-term investment returns demand with global banks that aim to raise the profile of their client trading franchises.
The team at the core of Capitolis shares vast experience in the financial market. Back in March, the firm announced that Mandelzis had been joined by former Credit Suisse executive Justin Klug, former Bank of America Merrill Lynch Managing Director Joseph Tarditi, and former Morgan Stanley and Citi executive David Lamb.