Springtech Team

Katie Leininger   Managing Director  Katie leads the Springtech team, including daily operations, product development, and strategy. Prior to founding Springtech, Katie led the sales, marketing, and regulatory team as Head of Business Development at Audacy, a venture-backed satellite data startup. Before joining Audacy, Katie worked as a Summer MBA Associate at Acumen Fund. Pre-MBA, Katie was a consultant with C432 in Haiti, where she helped clients including TOMS Shoes, Navigant, and the Inter-American Development Bank launch economic development projects. Katie has an MBA from the University of Oxford, a B.S. with Honors in International Relations and French Language from Seton Hall University, and holds her Series 65 and Series 3 licenses.

Katie Leininger

Managing Director

Katie leads the Springtech team, including daily operations, product development, and strategy. Prior to founding Springtech, Katie led the sales, marketing, and regulatory team as Head of Business Development at Audacy, a venture-backed satellite data startup. Before joining Audacy, Katie worked as a Summer MBA Associate at Acumen Fund. Pre-MBA, Katie was a consultant with C432 in Haiti, where she helped clients including TOMS Shoes, Navigant, and the Inter-American Development Bank launch economic development projects. Katie has an MBA from the University of Oxford, a B.S. with Honors in International Relations and French Language from Seton Hall University, and holds her Series 65 and Series 3 licenses.

Dave Leininger   Executive Chairman  Dave serves as an advisor to the executive team and leads finance at Springtech. Prior to founding Springtech, Dave was the solo founder of two software companies in the bankruptcy and class action administration space, both with successful exits. The first, ClaimTrack Services Group, sold to First Union (now Wells Fargo) and the second, Administar Services Group, to a private equity firm and ultimately to Computershare (Ticker: CPU). Dave previously worked as a turnaround CFO, a CPA at Coopers and Lybrand (now PWC), and was the youngest VP at The Charter Company (previously a Fortune 100 conglomerate). He has a B.S. in Accounting with Honors from Penn State University. Dave holds his Series 3 license.

Dave Leininger

Executive Chairman

Dave serves as an advisor to the executive team and leads finance at Springtech. Prior to founding Springtech, Dave was the solo founder of two software companies in the bankruptcy and class action administration space, both with successful exits. The first, ClaimTrack Services Group, sold to First Union (now Wells Fargo) and the second, Administar Services Group, to a private equity firm and ultimately to Computershare (Ticker: CPU). Dave previously worked as a turnaround CFO, a CPA at Coopers and Lybrand (now PWC), and was the youngest VP at The Charter Company (previously a Fortune 100 conglomerate). He has a B.S. in Accounting with Honors from Penn State University. Dave holds his Series 3 license.

Guner Dincer Celik, PhD   Quantitative Portfolio Manager  Guner leads all quantitative research, investing, and machine learning efforts at Springtech. He previously worked as a Vice President of Algorithmic Trading and Quantitative Research at Goldman Sachs. In this role, he developed algorithms and tools for systematic market making in fixed income and commodities. Prior to Goldman, Guner was a Senior Mathematical Modeling and Algorithms Specialist and Software Developer at Oracle in San Francisco. Guner holds both a PhD and M.S. in Electrical Engineering and Computer Science from MIT. He has a B.Sc. in Electrical Engineering from Turkey’s Middle East Technical University, where he was ranked 2nd in the engineering department. Guner holds his Series 7 license.

Guner Dincer Celik, PhD

Quantitative Portfolio Manager

Guner leads all quantitative research, investing, and machine learning efforts at Springtech. He previously worked as a Vice President of Algorithmic Trading and Quantitative Research at Goldman Sachs. In this role, he developed algorithms and tools for systematic market making in fixed income and commodities. Prior to Goldman, Guner was a Senior Mathematical Modeling and Algorithms Specialist and Software Developer at Oracle in San Francisco. Guner holds both a PhD and M.S. in Electrical Engineering and Computer Science from MIT. He has a B.Sc. in Electrical Engineering from Turkey’s Middle East Technical University, where he was ranked 2nd in the engineering department. Guner holds his Series 7 license.

 
Hunter Fries   Software Engineer  Hunter is a Software Engineer at Springtech, joining as employee #1 in May 2017. He studied information systems and business at the University of North Florida, with an expected bachelor's degree in May 2019. Prior to joining Springtech, he worked as a Quality Assurance Engineer at System Innovators. He is a full stack Microsoft developer with over 3 years of experience.

Hunter Fries

Software Engineer

Hunter is a Software Engineer at Springtech, joining as employee #1 in May 2017. He studied information systems and business at the University of North Florida, with an expected bachelor's degree in May 2019. Prior to joining Springtech, he worked as a Quality Assurance Engineer at System Innovators. He is a full stack Microsoft developer with over 3 years of experience.

Ray Medina   Quantitative Analyst  Ray graduated Summa Cum Laude from the University of North Florida with a BBA in Finance and a minor in Economics. He also has a BA in Mathematics and a minor in Physics from the University of Florida. Ray has been trading personally for over 5 years and worked on the Natural Gas and Power Trading Desk at The Energy Authority for 1 year.

Ray Medina

Quantitative Analyst

Ray graduated Summa Cum Laude from the University of North Florida with a BBA in Finance and a minor in Economics. He also has a BA in Mathematics and a minor in Physics from the University of Florida. Ray has been trading personally for over 5 years and worked on the Natural Gas and Power Trading Desk at The Energy Authority for 1 year.

Rafael Thomazi Gonazalez   Software Engineer  Rafael is a remote developer based in Porto Alegre, Brazil. He brings 7 years of experience as a full-stack software engineer. He previously worked as an engineer at Hewlett Packard Enterprise, Watt-Now BV, ADP Labs and XP Investments. He has a B.S. and (expected Nov 2018) M.S. in Computer Science from Federal University of Rio Grande do Sul.

Rafael Thomazi Gonazalez

Software Engineer

Rafael is a remote developer based in Porto Alegre, Brazil. He brings 7 years of experience as a full-stack software engineer. He previously worked as an engineer at Hewlett Packard Enterprise, Watt-Now BV, ADP Labs and XP Investments. He has a B.S. and (expected Nov 2018) M.S. in Computer Science from Federal University of Rio Grande do Sul.