Meet the Team

Ravi Balasubramanian

Ravi Balasubramanian

Founder / CEO
Ravi was a trader and portfolio manager at Lehman, Barclays, UBS, and Harvard Management Company before co-founding Sandbox. He was in the M&T program and got degrees in Electrical Engineering and Economics from the University of Pennsylvania and Wharton. When he's not on the phone with customers, he's writing Python. Ravi loves rock-climbing, scuba diving, and travelling beyond cell-phone coverage.
Skye Isaard (1)

Skye Isard

Founder / CTO
Skye was a software developer at MIT CSAIL and Harvard Management Company before co-founding Sandbox. He holds degrees in Computer Science and Psychology from Tufts University. Skye does anything necessary to build a great product and delight customers. He loves running, poker, pretending to be a competent cook, and programming (obviously).
TC bio

Troy Curl

Project Manager
Troy has over eighteen years of experience in the banking industry. He has managed a variety of projects including bank acquisitions, divestitures, and various implementations. In addition to project management, Troy has significant experience in data processing at small and medium sized financial institutions. Troy is PMP certified, holds a Bachelor of Science in Business/Accounting, as well as a variety of banking courses over the years. When Troy is not managing projects at Sandbox Banking, he enjoys traveling with his family and the outdoors
Jean Donnelly

Jean Donnelly

Chief Operating Officer
Jean is a proven business leader with extensive experience driving growth initiatives from start-ups to well established companies. She has over twenty years of experience in leading technology, operations, and process excellence within both the financial services and clean tech industries including General Electric, Fidelity Investments, and EnerNOC (now part of Enel X Energy). Jean has a portfolio of proven tools to help move businesses forward including building partnerships, product design and business transformation. Jean received her undergraduate degree in industrial engineering at Rensselaer Polytechnic Institute and her MBA at University of Edinburgh, where she is an advisor for their FinTech programme. She is actively involved in the FinTech/Financial Services ecosystem and always interested in creating connections for people. In her spare time she loves to travel and hike (especially in Scotland).

Edward Gonzalez

Solution Delivery Engineer
Edward worked as a Computer Technician for several years before entering the realm of Software Engineering. He holds a degree in Information Technology from Monroe College and he is also a graduate of Lambda School's Full-Stack Web Development and Computer Science Academy. When Edward isn't working on creating integrations for Sandbox customers, he enjoys using his spare time to code and root for his favorite Baseball team, the New York Yankees.

Garrett Gunzin

Senior Solution Delivery Engineer
Garrett worked in operations, hospitality, accounting and finance across several states before joining Sandbox Banking. He received degrees in Finance and Marketing from the Florida Southern College.When Garrett isn't working on integrations for Sandbox customers, he's improving his coding skills, exercising, or playing tennis.
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Mitchel Lister

Production Support Engineer
Mitchel is in the process of obtaining his B.S. in Finance and Management Information Systems from DePaul University. He grew up in the suburbs of the Chicagoland area. When he isn't providing production support to customers you can catch him watching Da Bears games

Tarre Kroft

Senior Project Manager
Tarre was a business analyst at Vibrant Credit Union, Modern Woodmen of America, and Trupanion before joining Sandbox Banking. He has a B.S. in Business Administration from Central Washington University and an MBA from St. Ambrose University. When he is not managing projects with multiple clients, he is working on his Salesforce and PMI certifications. Tarre loves remodeling his house, hiking, camping, fishing, or just exploring the outdoors.
Dwayne LaForce (1)

Dwayne LaForce

Platform Engineer
Dwayne worked in medical recruiting before joining Sandbox as a Platform Engineer. He received his B.A. from the University of Washington and his programming training at Coding Dojo. He lives in Seattle with his partner Jessica, his cat Oscar, and his two dogs River and Bear. When he isn't coding he enjoys live music, food, traveling, and playing video games.
Gary Lu

Gary Lu

Senior Platform Engineer
Gary was a software developer at Accenture working on Medi-Cal before Sandbox. He holds an Economics degree from the University of California at Santa Cruz, and worked for PWC as a financial auditor before giving in to his obsession to automate everything as a software engineer. Gary loves building things using various materials: Software, wood, metal, duct tape, etc. When he is not building things, he tries to cook, pretends to play guitar, and wrenches on decrepit old cars that inexplicably continue to run.
Sandy Robles

Sandy Robles

Project Manager
Sandy has over eighteen year of experience innovating banking technology. She has managed a varied range of projects from core releases, LOS implementation, mergers and core conversion to CRM Implementation and administration. Sandy understands the full end to end technology stack in both the bank and credit union spaces and brings that expertise to her work as a project manager at Sandbox Banking. In her spare time, Sandy embraces her creative side with crafting, sculpting, drawing, painting and gardening. She can also be found enjoying time with her family on outdoor adventures.
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Joshua Solis

Solution Delivery Engineer
Josh worked in healthcare operations then studied data science with Lambda School before joining Sandbox Banking. Josh holds a degree in Cognitive Science from Rice University. When Josh isn’t working on implementations, he’s watching, reading about, or doing anything soccer related. Besides soccer, Josh enjoys making new data science projects.

Partners and Investors

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