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Jack Vander Leeuw
Director/Board Member at
Source Support Services, Inc.
Profile
Jack Vander Leeuw is currently Director at Source Support Services, Inc. Formerly, Mr. Leeuw was Managing Director at Capitala Investment Advisors LLC from 2025 to 2026, Principal at NeuStar, Inc. from 2013 to 2016, and Associate at The Gladstone Cos., Inc. from 2010 to 2013.
Mr. Leeuw completed undergraduate studies at Georgetown University in 2007.
Jack Vander Leeuw active positions
| Companies | Position | Start |
|---|---|---|
Source Support Services, Inc.
 Source Support Services, Inc. Information Technology ServicesTechnology Services Provides information technology services and solutions | Director/Board Member | - |
Former positions of Jack Vander Leeuw
| Companies | Position | End |
|---|---|---|
Capitala Investment Advisors LLC
 Capitala Investment Advisors LLC Investment ManagersFinance Capitala Group invests in lower middle market companies located in the United States with an EBITDA of USD 5 to 20 million. The firm focuses on a broad range of sectors and industries. It participates in growth, buyouts, recapitalizations, strategic acquisitions, dividend recapitalizations, debt refinancings and add-on transactions. The firm takes minority, co-investment and controlling interest with an investment size between USD 2 to 100 million. | Private Equity Investor | 28/02/2026 |
| NEUSTAR INC | Private Equity Investor | 30/09/2016 |
The Gladstone Cos., Inc.
 The Gladstone Cos., Inc. Investment Trusts/Mutual FundsMiscellaneous Provides investment fund and management services | Private Equity Analyst | 29/08/2013 |
Training of Jack Vander Leeuw
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
93
1st degree connections
5
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 5 |
|---|---|
NeuStar, Inc.
 NeuStar, Inc. Packaged SoftwareTechnology Services Develops marketing analytics software | Technology Services |
Capitala Investment Advisors LLC
Capitala Investment Advisors LLC Investment ManagersFinance Capitala Group invests in lower middle market companies located in the United States with an EBITDA of USD 5 to 20 million. The firm focuses on a broad range of sectors and industries. It participates in growth, buyouts, recapitalizations, strategic acquisitions, dividend recapitalizations, debt refinancings and add-on transactions. The firm takes minority, co-investment and controlling interest with an investment size between USD 2 to 100 million. | Finance |
Georgetown University
 Georgetown University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Source Support Services, Inc.
Source Support Services, Inc. Information Technology ServicesTechnology Services Provides information technology services and solutions | Technology Services |
The Gladstone Cos., Inc.
The Gladstone Cos., Inc. Investment Trusts/Mutual FundsMiscellaneous Provides investment fund and management services | Miscellaneous |
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