Stephen Winterstein
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Stephen Winterstein Email & Phone Number

Head of Municipal Bond Trading at Bloomberg
Location: United States 15 work roles 2 schools
1 work email found @alphaledger.com 5 phones found area 410, 215, and 973 LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 5 phones

Work email s****@alphaledger.com
Direct phone (410) ***-****
LinkedIn Profile matched
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Current company
Role
Head of Municipal Bond Trading
Location
United States

Who is Stephen Winterstein? Overview

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Stephen Winterstein is listed as Head of Municipal Bond Trading at Bloomberg, based in United States. AeroLeads shows a work email signal at alphaledger.com, phone signal with area code 410, 215, 973, and a matched LinkedIn profile for Stephen Winterstein.

Stephen Winterstein previously worked as Chief Executive Officer at Ficc.Ai and Managing Partner at Sp Winterstein & Associates, Llc. Stephen Winterstein holds Mba, Finance, General from Lehigh University.

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{first}.{last}@alphaledger.com
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Profile bio

About Stephen Winterstein

Flâneur in public finance and municipal fixed income markets. Distinguished as an entrepreneurial, performance-driven municipal fixed income executive with in-depth insights pertaining to market trends and technological developments in public finance. Fintech professional recognized by industry peers as a pioneer in municipal electronic trading, and distributed ledger and permissioned blockchain protocols as they relate to public finance.Demonstrated leadership in the municipal fixed income asset class in the areas of: electronic trading, portfolio management, credit research, performance attribution, quantitative techniques, and indexing. Successful record of fixed income technology company acquisitions and integrations.Adept at assessing municipal fixed income market microstructure and liquidity. Widely published and an in-demand speaker. Industry leader in management governance with proven organizational skills.Reputable boardroom director, chair, and investment committee head. Well-known in municipal fixed income trade groups for aptitude in identifying and cultivating team core competencies, and growing profitable products and services consistent with those proficiencies.Time-honored ability to attract, recruit, retain, and optimize talent in teams. Recognized and respected industrywide as a thought leader and innovator, able to discern and forecast industry and market trends.

Listed skills include Fixed Income, Portfolio Management, Investments, Bonds, and 46 others.

Current workplace

Stephen Winterstein's current company

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Bloomberg
Bloomberg
Head of Municipal Bond Trading
United States
AeroLeads page
15 roles

Stephen Winterstein work experience

A career timeline built from the work history available for this profile.

Head Of Municipal Bond Trading

United States

Chief Executive Officer

Current

Seattle, Washington, Us

ficc.ai is a financial technology firm based in Seattle that provides accurate real-time pricing for over one million municipal bonds, enabled by the latest advances in machine learning. Our artificial intelligence models provide continuous understanding of the market for munis, enabling market participants to operate with greater speed, visibility, confidence, and efficiency.ficc.ai

Oct 2023 - Present

Managing Partner

Current

New York, Ny, Us

SP Winterstein & Associates advises dealers and buyside firms on municipal fixed income data and technology procurement, vendor engagement, workflow, public finance and policy advocacy, and market microstructure.With over 35 years experience in municipal fixed income SMA and mutual fund management, electronic trading, and fintech, the firm provides consultancy on a myriad of market applications including trade cost analysis, indexing, risk measurement and management, and factor-based performance attribution.

Jun 2023 - Present

Co-Head, Technology Clearinghouse

Current

Washington, District Of Columbia, Us

The Bond Dealers of America’s Technology Clearinghouse brings together fixed-income market leaders to address the most pressing fixed income technology issues of the day. The group provides a platform to help facilitate solutions to technology and back office or operational challenges being faced by securities firms and banks active in the US bond markets. Whether having a conversation with a vendor about issues with an existing product, or proposing a new idea, this group provides BDA members a forum to discuss issues, while working with industry professionals to identify and implement proper solutions.The Fixed Income Technology Clearinghouse will also work with regulators where the membership sees fit, providing additional opportunities with dialogue with the MSRB, FINRA, and SEC to help direct and better inform the respective staffs.The main objectives of the Clearinghouse include:1. Collaborating and developing ideas to improve existing vendor products, or present new ideas,2. Providing a unified voice and solutions to regulators on key issues such as the Financial Data Transparency Act and one-minute trade reporting, and3. Holding an annual roundtable to discuss key technology topics and assisting in drafting the agenda for key BDA events such as the NFIC to ensure proper topics are incorporated.

Sep 2023 - Present

Strategic Advisor

Current

Flat98 is a boutique firm specializing in non-profit business consulting and operates at the intersection of finance and public policy. The firm endeavors to work with clients who uphold the standards of dignity and integrity in their business practices. The founding principal and advisors have well over 40 years of experience on Capitol Hill, in investment banking, with prudential regulators, and with the federal government.https://www.Flat98.com

Sep 2023 - Present

Member, Board Of Directors, Alphaledger Markets, Inc

Poulsbo, Washington, Us

Alphaledger Markets, Inc. is a wholly owned broker-dealer subsidiary of Alpha Ledger Technologies, Inc. Iris Trading is registered with the US Securities Exchange Commission, FINRA, and the Municipal Securities Rulemaking Board.The firm is focused on underwriting competitive new issues and originating private placements in the tax-exempt municipal fixed income market.

Oct 2022 - Apr 2023

Head Of Capital Markets

Poulsbo, Washington, Us

As the Head of Capital Markets at Alpha Ledger Technologies, Inc., Mr Winterstein leads in the origination of municipal debt on the firm’s blockchain platform. He serves as a member of the executive management team.Alphaledger provides a direct, transparent loan and bond marketplace that streamlines debt financing and increases direct engagement with investors, with a focus on the US municipal market. The platform offers a modern alternative to the traditional securities issuance and trading process, made possible by the digitization of assets combined with the security of blockchain technology.www.Alphaledger.com

Jun 2022 - Apr 2023

Head Of Municipal Fixed Income

New York, Ny, Us

After thirty years experience in a variety of leadership positions on the municipal fixed income buy-side, including group head, portfolio management, credit and quantitative research, and strategy, Mr Winterstein joined MarketAxess as head of Municipal Fixed Income. In that role, he was directly involved at an executive level with every aspect of the group’s business, including sales, trading, and technological development.Mr Winterstein was also involved in corporate development, playing a central role in the firm’s acquisition of MuniBrokers LLC, the municipal fixed income industry’s leading electronic interdealer brokerage platform. MarketAxess is the leading electronic fixed income trading platform for institutional investors and dealers around the world. As a fintech company, MarketAxess created a marketplace that makes it easier to trade bonds—promoting price transparency, more competition and greater choice. With over 1,600 institutional participants on the platform, it is the broadest and deepest liquidity pool.www.MarketAxess.com

Mar 2019 - Jun 2022

Managing Director, Head Of Municipal Fixed Income Strategy & Research

Wilmington, De, Us

As head of municipal strategy, Mr Winterstein brought three decades of municipal fixed income portfolio management, trading, and research experience to his position with Wilmington Trust Investment Advisors. He was responsible for assessing market structure and liquidity, and establishing the municipal bond portfolio management, risk measurement, and research processes. He also set municipal bond strategy for the firm’s institutional and individual clients.www.WilmingtonTrust.com

Apr 2011 - Mar 2019

Advisory Board Member

Munirisk™

MuniRisk™ is a financial services technology company that delivered a municipal fixed income credit research application available on the Bloomberg Terminal. The company is a joint venture between Teknavo Group and NewOak Capital LLC.

Jan 2017 - Dec 2018

Advisory Board Member

Stamford, Connecticut, Us

Lumesis is a financial technology company focused on providing business efficiency and compliance solutions via the DIVER platform to hundreds of clients and over 43,000 users in the municipal bond marketplace.www.Lumesis.com

Jan 2011 - Jun 2012

Managing Director & Senior Vice President, Head Of Municipal Fixed Income

Pnc

Pittsburgh, Pennsylvania, Us

Mr Winterstein was the founding member and architect of the PNC Municipal Investment Group, and led the growth of that unit within PNC Capital Advisors, LLC. He was responsible for building the 16-member team which, upon his departure, managed approximately $6.5 billion in municipal bond assets.www.PNC.com

Nov 1993 - Apr 2011

Portfolio Manager

Meridian Asset Management
Aug 1988 - Nov 1993

Investment Broker

San Mateo, California, Us

Nov 1986 - Aug 1988

Registered Representative

Ef Hutton & Company, Inc.
Nov 1984 - Nov 1986
2 education records

Stephen Winterstein education

Mba, Finance, General

Lehigh University

Ba, Economics

Millersville University Of Pennsylvania
FAQ

Frequently asked questions about Stephen Winterstein

Quick answers generated from the profile data available on this page.

What company does Stephen Winterstein work for?

Stephen Winterstein works for Bloomberg.

What is Stephen Winterstein's role at Bloomberg?

Stephen Winterstein is listed as Head of Municipal Bond Trading at Bloomberg.

What is Stephen Winterstein's email address?

AeroLeads has found 1 work email signal at @alphaledger.com for Stephen Winterstein at Bloomberg.

What is Stephen Winterstein's phone number?

AeroLeads has found 5 phone signal(s) with area code 410, 215, 973 for Stephen Winterstein at Bloomberg.

Where is Stephen Winterstein based?

Stephen Winterstein is based in United States while working with Bloomberg.

What companies has Stephen Winterstein worked for?

Stephen Winterstein has worked for Bloomberg, Ficc.Ai, Sp Winterstein & Associates, Llc, Bond Dealers Of America, and Flat98 Strategies & Communications, Llc.

How can I contact Stephen Winterstein?

You can use AeroLeads to view verified contact signals for Stephen Winterstein at Bloomberg, including work email, phone, and LinkedIn data when available.

What schools did Stephen Winterstein attend?

Stephen Winterstein holds Mba, Finance, General from Lehigh University.

What skills is Stephen Winterstein known for?

Stephen Winterstein is listed with skills including Fixed Income, Portfolio Management, Investments, Bonds, Asset Management, Capital Markets, Fixed Income Analysis, and Hedge Funds.

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