Sergio Leon
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Sergio Leon Email & Phone Number

Director, Client Delivery at Aliter Investment Services at Aliter Investment Services LLC
Location: Boston, Massachusetts, United States 9 work roles 2 schools
1 work email found @aliteris.com LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

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Role
Director, Client Delivery at Aliter Investment Services
Location
Boston, Massachusetts, United States
Company size

Who is Sergio Leon? Overview

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Quick answer

Sergio Leon is listed as Director, Client Delivery at Aliter Investment Services at Aliter Investment Services LLC, a with 21 employees, based in Boston, Massachusetts, United States. AeroLeads shows a work email signal at aliteris.com and a matched LinkedIn profile for Sergio Leon.

Sergio Leon previously worked as Director Client Delivery at Aliter Investment Services Llc and Managing Consultant at Aliter Investment Services. Sergio Leon holds Ba, Economics from Clark University.

Company email context

Email format at Aliter Investment Services LLC

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{first_initial}{last}@aliteris.com
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Profile bio

About Sergio Leon

Experienced Consultant with a demonstrated history of working in the management consulting industry. Skilled in Securities, Fund Administration, Mutual Funds, Hedge Funds, and Derivatives.

Listed skills include Fixed Income, Fund Accounting, Fund Administration, Mutual Funds, and 13 others.

Current workplace

Sergio Leon's current company

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Aliter Investment Services LLC
Aliter Investment Services Llc
Director, Client Delivery at Aliter Investment Services
boston, massachusetts, united states
Website
Employees
21
AeroLeads page
9 roles

Sergio Leon work experience

A career timeline built from the work history available for this profile.

Senior Business Analyst

Greater Boston Area

• Served as a functional consultant to Citibank and Great West Life, the company’s main North American clients, assisting with functionality related issues and questions.• Actively involved in Great West Life’s migration from CGI’s MPower platform to Multifonds.• Built a Fund of Funds trading platform for Great West Life that calculates their daily trading activity and directly interfaces with the Canadian FundSERV trading system.• In charge of the migration of funds from Linedata's… Show more • Served as a functional consultant to Citibank and Great West Life, the company’s main North American clients, assisting with functionality related issues and questions.• Actively involved in Great West Life’s migration from CGI’s MPower platform to Multifonds.• Built a Fund of Funds trading platform for Great West Life that calculates their daily trading activity and directly interfaces with the Canadian FundSERV trading system.• In charge of the migration of funds from Linedata's MFACT system to the Multifonds platform for Nottingham Investments.• Analyzed and discussed business requirements for new developments. Communicated specifications to the development team. Tested and validated the final development.• Presented, implemented and trained clients on new functionality in the Multifonds fund accounting platform.• Documented bugs in the software and coordinated patch fixes with the development team.• Performed regression testing on new version releases of the Multifonds software.• Participated in a team spanning the whole organization tasked with improving our platform’s performance to meet stringent deadlines. The team managed to reduce the processing time of 248 funds from 90+ minutes to under 10 minutes.• Acted as the main point of contact for Citibank when they were preparing to perform a major upgrade of the Multifonds fund accounting platform, moving from an older version to the current version without any issues.• Re-organized client’s workflows to take advantage of new features available in newer releases. Show less

Mar 2010 - Feb 2018

Assistant Vice President

Greater Boston Area

• Assumed the additional responsibilities of this position while still performing all of the responsibilities previously held as Unit Manager. • Identified as key staff member by client during the planning phases of IBT/State Street merger. • Responsible for the appropriate selection of staff, daily workflow and the managing of resources in order to meet all deliverables. • Monitored all Unit Managers and Managers to ensure all staff members were being developed properly. •… Show more • Assumed the additional responsibilities of this position while still performing all of the responsibilities previously held as Unit Manager. • Identified as key staff member by client during the planning phases of IBT/State Street merger. • Responsible for the appropriate selection of staff, daily workflow and the managing of resources in order to meet all deliverables. • Monitored all Unit Managers and Managers to ensure all staff members were being developed properly. • Maintained relationships with all clients, internal departments and external parties by addressing all issues and concerns in a timely and accurate manner. • Coordinated the group’s 2007 and 2008 quarterly and semi-annual reporting cycles of all fixed income, emerging market and hedge fund products: meeting and exceeding the established reporting deadlines. • During turnover of some key senior staff, acted as the group’s main resource. • Provided technical expertise on the bank’s accounting system for all staff members • Took over the responsibility of the client group’s custody team, noticeably improving the organization and productivity of the staff. • Developed Microsoft Access based applications to improve the custody team’s reporting capabilities. Show less

Jul 2007 - Mar 2010

Unit Manager

Greater Boston Area

• Collaborated with another Unit Manager in supervising a team of 20-25 employees including Account Managers, Senior Accountants and Fund Accountants. • Ensured group goals for the year were met as communicated by senior management. • Worked in several bank wide committees such as the IT/BS&D committee to determine the priority given to pending business application initiatives. • Active member of the amortization committee to improve the bank’s systems’ method of amortizing… Show more • Collaborated with another Unit Manager in supervising a team of 20-25 employees including Account Managers, Senior Accountants and Fund Accountants. • Ensured group goals for the year were met as communicated by senior management. • Worked in several bank wide committees such as the IT/BS&D committee to determine the priority given to pending business application initiatives. • Active member of the amortization committee to improve the bank’s systems’ method of amortizing different security types. • Improved existing relationship with the client’s trading operations and reconciliation departments. • Assisted senior management in improving the year-end reporting cycle with both internal and external auditors. • Turned around the performance of the group in this area from being one of the worst performing groups in the bank to one of the best. • Earned high marks from the client, external auditors and internal auditors in their evaluations. Show less

Mar 2006 - Apr 2007

Fund Accounting Supervisor

Greater Boston Area

• Supervised a team of 6-8 fund accountants and 2 senior fund accountants. • Prepared annual performance appraisal and delivered formal reviews for all staff members. • Reviewed and approved all daily work. • Ensured that the group met all daily, weekly and monthly reporting deadlines. • Established good working relationship with our client, addressing any need they might have. • Worked with the client on a daily basis, reconciling fund positions and accounts. • In… Show more • Supervised a team of 6-8 fund accountants and 2 senior fund accountants. • Prepared annual performance appraisal and delivered formal reviews for all staff members. • Reviewed and approved all daily work. • Ensured that the group met all daily, weekly and monthly reporting deadlines. • Established good working relationship with our client, addressing any need they might have. • Worked with the client on a daily basis, reconciling fund positions and accounts. • In charge of the month-end and year-end reporting process. Worked with the bank’s fund administration and financial reporting departments to ensure accurate figures. • Prepared all year end internal and external audit packages. Show less

Sep 2004 - Mar 2006

Senior Fund Accountant

Greater Boston Area

• Assisted the supervisor in managing a group of 4-5 people, as well as working with the fund auditors and financial reporting department. • Checked fund accountants daily work and assisted on processing special security movements such as name changes, stock splits, mergers, exchanges, calls, swaps, futures and options contracts. • Researched and resolve any discrepancies in funds securities and cash positions. • Analyzed and updated current group procedures in order to gain work… Show more • Assisted the supervisor in managing a group of 4-5 people, as well as working with the fund auditors and financial reporting department. • Checked fund accountants daily work and assisted on processing special security movements such as name changes, stock splits, mergers, exchanges, calls, swaps, futures and options contracts. • Researched and resolve any discrepancies in funds securities and cash positions. • Analyzed and updated current group procedures in order to gain work efficiency and reduce exposure to risk. • Created an excel spreadsheet that incorporates the use of Visual Basic and Bloomberg’s API extension, to check the entire Eaton Vance group of fixed income funds’ interest accruals against what Bloomberg indicated we should have accrued. This greatly minimized the possibility of our funds under or over accruing income, which could potentially lead to a NAV reporting error. • Automated various group processes such as daily cash reporting, trade entry and month end reporting using Visual Basic for applications. • Updated, improved and automated the Failing Trades Reporting and Charitable Trust Funds Net Assets reporting processes, reducing them to a 5 minute process each, down from 1 hour. Show less

Apr 2002 - Sep 2004

Fund Accountant

Greater Boston Area

• Responsible for the processing and pricing of Eaton Vance mutual funds, as well as daily and month end reporting. • Reconciled group’s futures monthly collateral and daily variation margin positions. • Processed the settlement of Eaton Vance funds net subscriptions and redemptions with the transfer agent. • Worked with client to resolve issues regarding trade settlement, interest accruals, asset and cash reconciliation, as well as any other general concern or discrepancy the… Show more • Responsible for the processing and pricing of Eaton Vance mutual funds, as well as daily and month end reporting. • Reconciled group’s futures monthly collateral and daily variation margin positions. • Processed the settlement of Eaton Vance funds net subscriptions and redemptions with the transfer agent. • Worked with client to resolve issues regarding trade settlement, interest accruals, asset and cash reconciliation, as well as any other general concern or discrepancy the client might have. Show less

Mar 2001 - Apr 2002
Team & coworkers

Colleagues at Aliter Investment Services LLC

Other employees you can reach at aliteris.com. View company contacts for 21 employees →

2 education records

Sergio Leon education

Education record

Markham College
FAQ

Frequently asked questions about Sergio Leon

Quick answers generated from the profile data available on this page.

What company does Sergio Leon work for?

Sergio Leon works for Aliter Investment Services LLC.

What is Sergio Leon's role at Aliter Investment Services LLC?

Sergio Leon is listed as Director, Client Delivery at Aliter Investment Services at Aliter Investment Services LLC.

What is Sergio Leon's email address?

AeroLeads has found 1 work email signal at @aliteris.com for Sergio Leon at Aliter Investment Services LLC.

Where is Sergio Leon based?

Sergio Leon is based in Boston, Massachusetts, United States while working with Aliter Investment Services LLC.

What companies has Sergio Leon worked for?

Sergio Leon has worked for Aliter Investment Services Llc, Aliter Investment Services, Multifonds Igefi, State Street Corporation, and Investors Bank & Trust.

Who are Sergio Leon's colleagues at Aliter Investment Services LLC?

Sergio Leon's colleagues at Aliter Investment Services LLC include Christelle Mundele, Darren Hamel, Jeffrey Mihalchik, Matthew Whittier, and Don Conboy.

How can I contact Sergio Leon?

You can use AeroLeads to view verified contact signals for Sergio Leon at Aliter Investment Services LLC, including work email, phone, and LinkedIn data when available.

What schools did Sergio Leon attend?

Sergio Leon holds Ba, Economics from Clark University.

What skills is Sergio Leon known for?

Sergio Leon is listed with skills including Fixed Income, Fund Accounting, Fund Administration, Mutual Funds, Equities, Corporate Actions, Financial Services, and Bloomberg.

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