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William Harnisch Email & Phone Number
New York-Based Investment Professional
at
Peconic Partners LLC
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✓ Verified May 2026
3 data sources
Profile completeness 86%
Current company
Role
New York-Based Investment Professional
Location
New York, New York, United States
Company size
Who is William Harnisch? Overview
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Quick answer
William Harnisch is listed as New York-Based Investment Professional at Peconic Partners LLC, a company with 14 employees, based in New York, New York, United States. AeroLeads shows a matched LinkedIn profile for William Harnisch.
William Harnisch previously worked as Chief Investment Strategist at Peconic Partners Llc. William Harnisch holds Bachelor Of Business Administration (B.B.A.), Business Administration from Baruch College.
Company email context
Email format at Peconic Partners LLC
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Peconic Partners LLC
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Profile bio
About William Harnisch
An accomplished investment professional, William Harnisch serves as the chief investment strategist for Peconic Partners, a New York-based registered investment advisor. In this capacity, he oversees the investment process and promotes the firm’s overall growth. Having founded Peconic Partners in 2004, William Harnisch has since expanded it to include around a dozen clients and 15 employees while maintaining a compound annual return of more than 15 percent. This continued success is partially due to Mr. Harnisch’s focus on choosing investments based on their ability to outlast the ups and downs of the economy.William Harnisch earned a BBA from Baruch College of the City University of New York and an MBA from New York University. He joined Chase Manhattan Bank as an analyst and worked his way up to the role of vice president of special equity investment. He later joined Forstmann-Leff Associates, where he spent more than 25 years before shifting his focus to Peconic Partners.
Current workplace
William Harnisch's current company
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Peconic Partners Llc
1 role · 26 years
William Harnisch work experience
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Chief Investment Strategist
Team & coworkers
Colleagues at Peconic Partners LLC
Other employees you can reach at peconic.com. View company contacts for 14 employees →
RA
Richard Adelaar
Colleague at Peconic Partners LlcNew York City Metropolitan Area, United States
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BE
Brian Egbert
Colleague at Peconic Partners LlcNew York, New York, United States, United States
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EH
Elaine Hui
Colleague at Peconic Partners LlcNew York, New York, United States, United States
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LR
Luci Ryan
Colleague at Peconic Partners LlcNew York City Metropolitan Area, United States
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Richard Adelaar
Colleague at Peconic Partners LlcNew York City Metropolitan Area, United States
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BE
Brian Egbert
Colleague at Peconic Partners LlcNew York, New York, United States, United States
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EH
Elaine Hui
Colleague at Peconic Partners LlcNew York, New York, United States, United States
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LR
Luci Ryan
Colleague at Peconic Partners LlcNew York City Metropolitan Area, United States
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1 education record
William Harnisch education
FAQ
Frequently asked questions about William Harnisch
Quick answers generated from the profile data available on this page.
What company does William Harnisch work for?
William Harnisch works for Peconic Partners LLC.
What is William Harnisch's role at Peconic Partners LLC?
William Harnisch is listed as New York-Based Investment Professional at Peconic Partners LLC.
Where is William Harnisch based?
William Harnisch is based in New York, New York, United States while working with Peconic Partners LLC.
What companies has William Harnisch worked for?
William Harnisch has worked for Peconic Partners Llc.
Who are William Harnisch's colleagues at Peconic Partners LLC?
William Harnisch's colleagues at Peconic Partners LLC include Richard Adelaar, Brian Egbert, Elaine Hui, and Luci Ryan.
How can I contact William Harnisch?
You can use AeroLeads to view verified contact signals for William Harnisch at Peconic Partners LLC, including work email, phone, and LinkedIn data when available.
What schools did William Harnisch attend?
William Harnisch holds Bachelor Of Business Administration (B.B.A.), Business Administration from Baruch College.
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