Ellen Siminoff

Ellen Siminoff

Net worth: 5 M $ as of 31/05/2026

58 year
Technology Services
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Profile

Ellen F.
Siminoff
is the founder of Shmoop University, Inc., founded in 2007, serving as Director since its founding.
Current jobs include Executive Chairman at Commerce.com, Inc. since 2024, Director at VeriFone, Inc. since 2021, Independent Director at Take-Two Interactive Software, Inc. since 2022, Director at Follett Corp.
since 2022, and Director at BigCommerce Pty Ltd. since 2020.
Former jobs include Chairman at Efficient Frontier, Inc. from 2008 to 2009, Independent Director at Journal Communications, Inc. from 2011 to 2013, Director at Picaboo Corp., Director at RichRelevance, Inc., Director at Journal Broadcast Group, Inc., Director at Glu Mobile LLC from 2008 to 2011, Director at The Mozilla Foundation, Independent Director at CarParts.com, Inc. from 2006 to 2013, Director at BuildDirect.com Technologies, Inc., Independent Director at SolarWinds North America, Inc. from 2011 to 2016, Director at 4INFO, Inc., Director at Tap11, Inc., Independent Director at Zynga, Inc. from 2014 to 2022, Director at Mozilla Corp.
from 2008 to 2014, Director at SolarWinds Corp.
from 2007 to 2015, Director at Discovery Education, Inc. from 2019 to 2022, Senior Vice President-Corporate Development at Yahoo!, Inc. from 1996 to 2002, and Manager-Online Classifieds at Los Angeles Times Communications LLC from 1994 to 1996.
Education includes undergraduate degree from Princeton University, MBAistration from Stanford Graduate School of Business in 1993, and graduate degree from Harvard Extension School in 2023.

Known holdings in public companies

CompanyDateNumber of sharesValuationValuation date
15/04/2026 12,467 ( 0.01% ) 3 M $ 31/05/2026
19/03/2026 765,964 ( 0.93% ) 2 M $ 31/05/2026

Ellen Siminoff active positions

CompaniesPositionStart
COMMERCE.COM, INC. Chairman 01/10/2024
TAKE-TWO INTERACTIVE SOFTWARE, INC. Director/Board Member 23/05/2022
Director/Board Member 01/07/2022
Director/Board Member 01/03/2021
Director/Board Member 03/03/2020
Founder 01/01/2007

Former positions of Ellen Siminoff

CompaniesPositionEnd
ZYNGA INC. Director/Board Member 23/05/2022
Director/Board Member 01/04/2022
SOLARWINDS INC Director/Board Member 05/02/2016
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Private companies27

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