A firm that started in a downtown St. Petersburg apartment now watches over $1.92 trillion - and it still measures itself one advisor and one client at a time.
Colin MacNaught is the CEO and co-founder of BondLink, a Boston-based fintech company that brings modern technology and transparency to the municipal bond market. Before starting BondLink in 2015 with technologist Carl Query, he spent seven years managing debt for the Commonwealth of Massachusetts, issuing close to $25 billion in bonds and notes and earning two national Deal of the Year awards from The Bond Buyer. He studied public finance at Harvard's Kennedy School of Government and built BondLink to give public-sector issuers digital tools to reach investors, improve disclosure, and lower borrowing costs for taxpayers.
BondLink is a Boston-based financial technology company that builds cloud software for issuers in the roughly $4 trillion U.S. municipal bond market. Founded in 2015 by former Massachusetts debt manager Colin MacNaught and tech entrepreneur Carl Query, BondLink gives state and local governments, universities, hospitals and public utilities tools for investor relations websites, disclosure and compliance filing, deal marketing, investor outreach and debt-portfolio management - modernizing a historically opaque, paper-heavy corner of finance. Its platform has supported issuers in raising more than $70 billion in bonds, counts the State of California, City of Chicago and University of Texas among its clients, and is backed by Franklin Templeton and Intercontinental Exchange (parent of the NYSE).
IMTC is a New York-based fintech that builds a cloud-native, AI-enhanced platform for fixed income investing. It combines portfolio construction, optimization, order management, risk and compliance, and reporting into one system, helping asset and wealth managers customize bond portfolios and separately managed accounts at scale while automating manual workflows. Founded in 2017 and led by CEO Russell Feldman, the company raised a $12M Series A in December 2025 led by Nyca Partners.
OpenYield is a New York-based fintech operating an automated, all-to-all bond marketplace that brings an equity-like trading experience to fixed income. A FINRA-registered broker-dealer and SEC-registered alternative trading system (ATS), it offers firm, executable quotes with no minimum trade sizes across corporate bonds, municipal bonds and U.S. Treasurys, connected to brokerages, advisors, asset managers and market makers through API-first infrastructure.
Russell Feldman is the co-founder and CEO of IMTC, a New York-based fintech building cloud-based portfolio management software for fixed income teams. He took the CEO seat in May 2022 when IMTC raised its first outside capital led by Nyca Partners, and has grown the company from serving small RIAs to top-tier asset managers. Before IMTC he worked in institutional sales and client advisory at Deutsche Asset Management, an experience he says was his real education in how broken fixed income tooling was.