![Jon W. Ezrine](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Jon W. Ezrine
President at
Assurance Software, Inc.
Profile
Jon W.
Ezrine is currently President at Castellan Solutions, Inc. since 2019.
Formerly, Mr. Ezrine was Chief Executive Officer at Aiqueous LLC, Controller at A.P.F.
Master Framemakers, Controller at Clarus Corp., Chief Financial Officer at Witness Systems, Inc., Chief Operating Officer & Senior Vice President at Nexidia, Inc. from 2011 to 2016, and Senior Staff Accountant at Arthur Andersen LLP from 1989 to 1992.
Mr. Ezrine completed undergraduate studies at the University of Virginia.
Jon W. Ezrine active positions
| Companies | Position | Start |
|---|---|---|
Assurance Software, Inc.
 Assurance Software, Inc. Packaged SoftwareTechnology Services Provides business continuity management software and services | President | 2019-10-31 |
Former positions of Jon W. Ezrine
| Companies | Position | End |
|---|---|---|
Arthur Andersen LLP
 Arthur Andersen LLP Miscellaneous Commercial ServicesCommercial Services Provides accounting services | Corporate Officer/Principal | 1992-01-01 |
Aiqueous LLC
 Aiqueous LLC Packaged SoftwareTechnology Services Provides customer relationship and program management software services | Chief Executive Officer | - |
A.P.F. Master Framemakers
 A.P.F. Master Framemakers Forest ProductsNon-Energy Minerals Makes traditional and contemporary picture and mirror frames | Comptroller/Controller/Auditor | - |
Clarus Corp. /Old/
 Clarus Corp. /Old/ Packaged SoftwareTechnology Services Provides e-commerce business solutions | Comptroller/Controller/Auditor | - |
Witness Systems, Inc.
 Witness Systems, Inc. Investment ManagersFinance Employee Stock Ownership Plan | Director of Finance/CFO | - |
Training of Jon W. Ezrine
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
100
+
1st degree connections
8
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 8 |
|---|---|
A.P.F. Master Framemakers
A.P.F. Master Framemakers Forest ProductsNon-Energy Minerals Makes traditional and contemporary picture and mirror frames | Non-Energy Minerals |
Clarus Corp. /Old/
Clarus Corp. /Old/ Packaged SoftwareTechnology Services Provides e-commerce business solutions | Technology Services |
Witness Systems, Inc.
Witness Systems, Inc. Investment ManagersFinance Employee Stock Ownership Plan | Finance |
Nexidia, Inc.
 Nexidia, Inc. Packaged SoftwareTechnology Services Operates as a interaction analytics software company which provides indexing and mining software for audio and video | Technology Services |
University of Virginia
 University of Virginia Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Arthur Andersen LLP
Arthur Andersen LLP Miscellaneous Commercial ServicesCommercial Services Provides accounting services | Commercial Services |
Aiqueous LLC
Aiqueous LLC Packaged SoftwareTechnology Services Provides customer relationship and program management software services | Technology Services |
Assurance Software, Inc.
Assurance Software, Inc. Packaged SoftwareTechnology Services Provides business continuity management software and services | Technology Services |
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