Executive Committee
Upsilon Omega Chapter
Fall 2026
Feyintoluwa (Tolu) Bolaji | President
Tolu is a Senior majoring in Business Management with a specialization in Finance and a minor in Accounting. He joined Delta Sigma Pi in Spring 2024, and his favorite memory with the fraternity was attending spring formal during the semester he crossed, where he was able to bond with many brothers. Tolu has gained experience through the VITA program, assisting with tax preparation and supporting the community. This year, he will be a Claims Auditor Intern at Cerini & Associates, LLP, where he will gain experience in auditing and financial compliance. He plans to pursue a master’s degree in accounting to reach the 150 credit requirement for the CPA exam and ultimately become an auditor. A fun fact about Tolu is that he is a scout player for the Stony Brook Basketball team, his favorite show is Dexter, and he has created over 70 Spotify playlists, including one that is over 385 hours long.
Aldo Ramirez | Senior Vice President
Aldo is a Senior majoring in Business Management with a specialization in Operations and a minor in Accounting. He joined Delta Sigma Pi in Fall 2025, and his favorite memory with the fraternity was serving as Philanthropy Chair, where he hosted fundraisers, built stronger connections with brothers, and gave back to the community. Aldo has experience as a manager at Chick-fil-A and through the VITA program, where he assisted with tax preparation. This year, he will be a Claims Auditor Intern at Cerini & Associates, LLP, where he will gain hands-on experience in auditing, financial documentation, and compliance. He plans to pursue his CPA after graduation and explore different areas within accounting. A fun fact about Aldo is that he has run two marathons and is a fan of Tyler, the Creator and Frank Ocean.
Ana Jiang | Vice President of Finance
Ana is a Senior majoring in Business Management with a specialization in Operations Management and a minor in Accounting. She joined Delta Sigma Pi in Spring 2025, and her favorite memories with the fraternity include serving as a PEA for the Tau class, baking with the philanthropy committee, and building connections through various events. Ana has experience as an Operations and Talent Management Intern at the Stony Brook University Career Center and as a Talent & Operations Lead at Fourier Fund. This summer, she will be a Human Resources Intern at Zurich Cover-More, where she will gain experience supporting HR initiatives and employee-focused programs. She aspires to pursue a career in Human Resources and is interested in exploring different areas within the field. A fun fact about Ana is that she enjoys hiking, traveling, trying new foods, taking pictures, and listening to SZA.
Camila Sanchez Santamaria | Vice President of Chapter Operations
Camila is a Junior majoring in Business Management with specializations in Marketing and Operations Management. She joined Delta Sigma Pi in Spring 2025, and her favorite memory with the fraternity was attending LEAD, where she connected with members from other chapters. Camila previously worked in the Human Resources department at Stony Brook, focusing on culture engagement and supporting event logistics and marketing initiatives. She aspires to pursue a career in Human Resources, specifically in Employee Relations and Engagement, while also exploring opportunities in marketing. A fun fact about Camila is that she loves Malcolm Todd, has traveled to Greece and Italy, and is into skincare.
Claudelle Cortez | Chancellor
Claudelle is a Senior majoring in Economics with minors in Finance, Communications, and Creative Writing. She joined Delta Sigma Pi in Fall 2025, and her favorite memories with the fraternity include bonding with her class during homecoming. Claudelle previously served as the chapter’s Social Media Chair and has held leadership roles as Social Activities Chair for Women in Business and Co-Public Relations Chair, as well as leading fundraising efforts for the Culinary Club. She aspires to pursue a career in marketing or finance within the entertainment industry, with the goal of working at Spotify. A fun fact about Claudelle is that she played the violin for 10 years, loves playing tennis, and has always done her own hair.
William Sim | Vice President of Marketing
William is a Senior majoring in Business Management with a specialization in Marketing. He joined Delta Sigma Pi in Fall 2025, and his favorite memories with the fraternity include the beach cleanup and bonding with the Sigma class. William has gained experience working with brands such as Warner Bros. Discovery, Rosewood Creative on projects for Riot Games and VALORANT, and Stony Brook Athletics, focusing on creative and design work across entertainment and media. He is passionate about creative marketing and aspires to work in the entertainment or media industry, contributing to campaigns from concept through execution and eventually moving toward creative direction. A fun fact about William is that he visited five countries in two weeks while studying abroad in Seoul, is a diehard Knicks fan, and has a twin sister.
Reon Sarkar | Vice President of Professional Activities
Reon is a Junior majoring in Technological Systems Management with a specialization in Information Systems. He joined Delta Sigma Pi in Fall 2025, and his favorite memory with the fraternity was participating in the 2026 beach cleanup. Reon has experience as a Network Operations Intern at Spellman High Voltage and as a DoIT Technician at Stony Brook. He aspires to build a career in network infrastructure or cloud administration after graduation. A fun fact about Reon is that his favorite artist is The Strokes, his favorite food is sushi, and he was born at Stony Brook Hospital.
Jahzeel Requena | Vice President of Community Service
Jahzeel is a Junior majoring in Technology Systems Management with a specialization in Information Systems. He joined Delta Sigma Pi in Fall 2025, and his favorite memories with the fraternity include the beach cleanup and homecoming with his brothers. Jahzeel works as a Student Technician at the Division of Information Technology at Stony Brook and as a Student Assistant for the School of Professional Development, and he has also served as the Outreach & Service Chair for DSP. He aspires to travel and build a career as a project manager after graduation. A fun fact about Jahzeel is that he has a brown belt in karate, was born in Belize, and is interested in philosophy.
Christiam Ochoa | Vice President of Scholarship & Awards
Christiam is a Junior majoring in Business Management with a minor in Accounting. He joined Delta Sigma Pi in Spring 2026, and his favorite memory with the fraternity was the beach cleanup, where he connected with alumni and brothers. Christiam has experience managing and operating his family’s restaurant business across two locations, gaining hands-on leadership and business management experience. He plans to pursue his CPA after graduation while continuing to grow and expand his family’s business. A fun fact about Christiam is that he enjoys modifying cars, going to the gym, playing soccer, is a fan of FC Barcelona and Rauw Alejandro, and his favorite food is lomo saltado.
Siena Rahman | Vice President of Alumni Relations
Siena is a Senior majoring in Information Systems and Applied Mathematics & Statistics, with a specialization in Finance for Information Systems. She joined Delta Sigma Pi in Spring 2025, and her favorite experiences with the fraternity include meeting new people during recruitment and attending the LEAD Provincial Conference. Siena previously participated in an applied math research program at Florida State University and was a fellow at Break Through Tech AI, where she worked on a project with Nestlé. This summer, she will be a Supply Chain Analytics Intern at Zebra Technologies. She aspires to build a career in business analytics or data science and may pursue a master’s degree in the future. A fun fact about Siena is that she enjoys singing, playing video games, spending time with friends, and her favorite artists are Sweet Trip and PinkPantheress.