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Ismael Castillo Email & Phone Number
IT Strategy & Transformation Executive | CIO/CTO | Sr. Client Partner Technology Consultant | Master IT Specialist
at
zGreen, LLC
1 work email found
@citigroup.com
LinkedIn matched
✓ Verified August 2026
4 data sources
Profile completeness 100%
Current company
Role
IT Strategy & Transformation Executive | CIO/CTO | Sr. Client Partner Technology Consultant | Master IT Specialist
Location
Orlando, Florida, United States
Company size
Who is Ismael Castillo? Overview
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Quick answer
Ismael Castillo is listed as IT Strategy & Transformation Executive | CIO/CTO | Sr. Client Partner Technology Consultant | Master IT Specialist at zGreen, LLC, a with 1 employees, based in Orlando, Florida, United States. AeroLeads shows a work email signal at citigroup.com and a matched LinkedIn profile for Ismael Castillo.
Ismael Castillo previously worked as IT Transformation Consultant at The Hackett Group Inc. and Senior Client Partner at Bydrec, Inc.. Ismael Castillo holds Bachelor'S, Computer Science from Universidad Catolica Santo Domingo.
Company email context
Email format at zGreen, LLC
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{first}.{last}@citigroup.com
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AeroLeads found 1 current-domain work email signal for Ismael Castillo. Compare company email patterns before reaching out.
Profile bio
About Ismael Castillo
I am an IT leader with over 20 years of experience in the industry, currently serving as the SVP, Client Partner at SkillStorm, a leading provider of bespoke technology solutions. In this role, I help technology leaders create exceptionally productive teams and organizations by purpose-building the right tech force for their needs.My core competencies include developing and implementing seamless IT strategies and solutions that blend technological advancement with the full potential of human capabilities, fostering a culture of innovation and collaboration among clients and partners, and enabling enterprise organizations to achieve sustainable growth and increased productivity. I have a proven track record of delivering cutting-edge solutions for global clients across various sectors and domains. As CTO I have experience defining the technical roadmap and IT vision of the organization, as well as leading technical transformation programs. I am passionate about shaping a brighter future with like-minded professionals and welcome the opportunity to connect.
Listed skills include Virtualization, Solution Architecture, Aix, Cloud Computing, and 46 others.
Current workplace
Ismael Castillo's current company
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22 roles · 30 years
Ismael Castillo work experience
A career timeline built from the work history available for this profile.
It Transformation Consultant
Current
Jul 2024 - Present
Senior Client Partner
Current
Jun 2024 - Present
Advisory Board Member
Current
Jan 2024 - Present
Svp, Client Partner - Head Of Commercial Industry Services
Nov 2022 - Jun 2024
Sr. Manager Of Strategic Alliances
Lead GTM Strategies and co-sell efforts with strategic hardware and security alliance partners.
Oct 2021 - Jul 2022
Chief Technology Officer
Responsible for defining technical roadmap and IT vision. Lead and oversight infrastructure technical transformation towards leading edge technology capabilities to support and enhance business agility.
Jul 2020 - Oct 2021
Svp, Latmex Service Delivery Manager
Responsible for driving platform capability development and integration into key utility services to achieve required levels of resiliency. Service improvement and delivery of infrastructure, management, resiliency assessments.
Sep 2014 - Jul 2020
Svp, Infrastructure Architecture
Responsible for delivering Citi's enterprise infrastructure architecture planning and solutioning. Standard patterns definition for global Prod/Ops applications running on distributed infrastructure.
Jul 2013 - Sep 2014
Sr. Performance Engineer
IBM cross platform Cloud and Virtualization performance analysis. Focused on Power Systems virtualization and systems management software stack and hardware optimization. Competitive open source benchmarks, and OpenStack performance analysis
Jul 2012 - Jul 2013
Sr. Solutions Architect
Lead pre- and post-sales engagements for large telecommunication customer. Develop technical solutions around software, server and storage implementations.
Aug 2011 - Jul 2012
Sr. Solutions Architect
Lead pre- and post-sales engagements for large telecommunication customer. Develop technical solutions around software, server and storage implementations.
May 2010 - Aug 2011
Technical Consultant For Oracle Applications
Responsible for planning and execution of technical enablement projects for Oracle applications running on IBM System p hardware and the AIX operating system. IBM technical adviser for AIX technology features implementation and porting activities and focal point for development teams interlock, and problem resolutions. Create technical collaterals (white papers and presentations) for internal and external (Business Partners and Customers) use.
Jun 2007 - Apr 2010
Technical Collateral Lead
Lead planning, and writing of IBM technology white papers, presentations, and other types of technical collaterals for the use of ISVs, partners, and IBM customers.
Jul 2007 - Dec 2009
Lotus Sw Enablement On System P Lead Technical Consultant
Lead IBM System p Technical Consultant responsible for coordinating and executing technical enablement projects for IBM Software Group – Lotus products on IBM System p HW/ AIX Operating System.
Jan 2005 - Jun 2007
Staff Software Engineer
Level 2 technical Support Engineer for IBM enterprise customers and Lotus Business Partners using IBM Lotus products with focus in supporting system administration, application development, and product integration implementations. Responsible for developing test cases, PoC’s, technical documentation, training, and key Latin America enterprise customers field services. Served as Product Area Expert for the North America Web applications support team.
Sep 2000 - Dec 2004
Account Executive
Responsible for sale of professional customized IT solutions (hardware, software, network, services, consulting, and telecommunication equipments) for the educational, pharmaceutical and distribution industry customers.
Jan 2000 - Sep 2000
Development Project Leader
Successfully coordinated, trained and lead a development team responsible for the design, development, and implementation of customized enterprise software solutions using Lotus Notes & Domino, Java, C++ and web related technologies for Groupware, Internet/Intranet, and Home Banking applications. Served as customer relationship owner, and technical sales support.
1997 - 2000
~3 yrs
Application Development Leader
Pro-Comunidad
Lead the organization’s application development team. Lead the design and implementation of software applications using Sybase, SQL, web, and visual programming tools.
Oct 1994 - Jun 1997
1997 - 1997
Consultant
Designed and implemented Dominican Republic’s government customs port software applications. Successfully executed the analysis and design of the Customs Secretary processes, and port operations system modules. Architected network communications layout and implementation, delivered end user trainings, and managed the relationship with Custom’s technical and executive staff.
Nov 1992 - Oct 1994
Applications Developer
Responsible for design and development of CARE Dominicana operational and logistics applications
Nov 1991 - Nov 1992
1 education record
Ismael Castillo education
-
Universidad Catolica Santo Domingo
FAQ
Frequently asked questions about Ismael Castillo
Quick answers generated from the profile data available on this page.
What company does Ismael Castillo work for?
Ismael Castillo works for zGreen, LLC.
What is Ismael Castillo's role at zGreen, LLC?
Ismael Castillo is listed as IT Strategy & Transformation Executive | CIO/CTO | Sr. Client Partner Technology Consultant | Master IT Specialist at zGreen, LLC.
What is Ismael Castillo's email address?
AeroLeads has found 1 work email signal at @citigroup.com for Ismael Castillo at zGreen, LLC.
Where is Ismael Castillo based?
Ismael Castillo is based in Orlando, Florida, United States while working with zGreen, LLC.
What companies has Ismael Castillo worked for?
Ismael Castillo has worked for Zgreen, Llc, The Hackett Group Inc., Bydrec, Inc., Meet Business Academy, and Skillstorm.
How can I contact Ismael Castillo?
You can use AeroLeads to view verified contact signals for Ismael Castillo at zGreen, LLC, including work email, phone, and LinkedIn data when available.
What schools did Ismael Castillo attend?
Ismael Castillo holds Bachelor'S, Computer Science from Universidad Catolica Santo Domingo.
What skills is Ismael Castillo known for?
Ismael Castillo is listed with skills including Virtualization, Solution Architecture, Aix, Cloud Computing, Enterprise Software, Software Development, Enterprise Architecture, and Operating Systems.
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