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Ernesto SierraES
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Ernesto Sierra

@ernestosierra

Strategy analyst at Cushman & Wakefield who improved payment execution by 35% and supported enterprise transformation.

United States
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At Cushman & Wakefield Inc, I produced executive-ready performance updates across 10+ workstreams and managed governance for 10+ global transformation initiatives. I partnered with global Treasury to identify process improvements that accelerated payment execution by 35%.

At Ernst & Young LLP, I advised Fortune 500 clients on growth and business transformation, including analyses that informed a $200M investment decision. Earlier, at Brooklyn Legal Services, I analyzed 10,000+ client records and built reporting that contributed to a 150% increase in funding.

Experience

Work history, roles, and key accomplishments

Cushman & Wakefield Inc logoCI

Senior Analyst, Finance Transformation

Jun 2024 - Jun 2026 (2 years)

Produced executive-ready performance updates across 10+ workstreams and facilitated 100+ workshops to identify business needs and future-state opportunities. Managed governance across 10+ global transformation initiatives and partnered with global Treasury to accelerate payment execution by 35%.

Ernst & Young LLP logoEL

Business Transformation Consultant, Innovation & Design

Aug 2022 - Sep 2023 (1 year 1 month)

Advised 5+ Fortune 500 clients on growth, commercial strategy, and business transformation. Conducted pricing, demand, and financial analyses that informed a $200M investment decision and supported deployment across 15+ cruise ships.

Education

Degrees, certifications, and relevant coursework

University of Notre Dame logoUD

University of Notre Dame

Master of Science, Management

2021 - 2022

Grade: 3.5/4.0

Master of Science in Management with a concentration in Finance, completed from 2021 to 2022.

Long Island University logoLU

Long Island University

Bachelor of Science, Health Science

2014 - 2018

Grade: 3.7/4.0

Bachelor of Science in Health Science with a minor in Psychology, completed from 2014 to 2018.

Tech stack

Software and tools used professionally

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