William Haase

Director at The Collaborative Piano Institute

Fiscal year ended December 31, 2024. Published on January 25, 2026.

2024

Total compensation

William Haase has been listed as an employee of The Collaborative Piano Institute in Form 990 filings since fiscal year 2021.

Annual compensation details

Director

2024

Director

2023

Director

2022

Director

2021

2024

Other employees at The Collaborative Piano Institute

Elena Lacheva

Executive VICE Presidenttreasurer

$9,500

$9,500 from org—No other comp

Ana Maria Otamendi

President

$9,500

$9,500 from org—No other comp

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Other people named William Haase

2024

International Brotherhood of Electrical Workers Local Union No 153

$83,127

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$8,000

Board Member

William Haase

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Revisions to this profile

January 25, 2026:

2024 The Collaborative Piano Institute 990 published

January 25, 2026:

2023 The Collaborative Piano Institute 990 published

January 25, 2026:

2022 The Collaborative Piano Institute 990 published

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