Who Owns ThriftBooks?
Updated onExplore the ownership hierarchy of ThriftBooks. See parent companies, holding structures, and ultimate controllers.
Ownership Chain
ThriftBooks
ThriftBooks is a privately held U.S.-based online retailer founded in 2003 that sells new and used books and other media at discounted prices through ThriftBooks.com and its mobile app.
Starts at $2.99 / book
KCB Private Equity
KCB Private Equity is a Pasadena-based private equity firm founded in 1986 that makes long-term, control investments in small to medium-sized businesses across sectors such as retail, consumer products, business services, technology, and healthcare.
KCB Management
KCB Management is a Pasadena-based private investment family office, founded in 1986, that through its KCB Private Equity and KCB Real Estate platforms makes long-term control investments in lower-middle-market businesses and income-producing properties across North America.
ThriftBooks
ThriftBooks is a privately held U.S.-based online retailer founded in 2003 that sells new and used books and other media at discounted prices through ThriftBooks.com and its mobile app.
Starts at $2.99 / book
KCB Private Equity
KCB Private Equity is a Pasadena-based private equity firm founded in 1986 that makes long-term, control investments in small to medium-sized businesses across sectors such as retail, consumer products, business services, technology, and healthcare.
KCB Management
KCB Management is a Pasadena-based private investment family office, founded in 1986, that through its KCB Private Equity and KCB Real Estate platforms makes long-term control investments in lower-middle-market businesses and income-producing properties across North America.
Major Shareholders
ThriftBooks
Major Shareholders
| Name | Type | Ownership | As of |
|---|---|---|---|
KCB Management LLC Private equity sponsor (KCB Private Equity) that led the 2011 leveraged buyout of ThriftBooks and is broadly reported as the controlling owner of the company. | Institutional | — | Oct 2025 |
MMF Capital Management LLC Manager of Midwest Mezzanine Funds; provided subordinated debt and co-invest equity in support of KCB Management’s 2011 acquisition of ThriftBooks and is regarded as a significant minority equity owner. | Institutional | — | Oct 2025 |
KCB Private Equity
Major Shareholders
| Name | Type | Ownership | As of |
|---|---|---|---|
Harvey G. Knell Founder, President and member of KCB Management LLC (doing business as KCB Private Equity); identified in public filings and profiles as the key principal and owner, but specific ownership/voting percentages are not disclosed. | Individual | — | — |
KCB Management
Major Shareholders
| Name | Type | Ownership | As of |
|---|---|---|---|
E-Help Enterprises Inc. According to KCB Management LLC’s latest Form ADV filed as an exempt reporting adviser, E-Help Enterprises Inc. is reported as the sole member–manager and direct owner with an interest coded as “75% or more” of KCB Management LLC (exact percentage not disclosed). California Secretary of State records likewise show E-Help Enterprises Inc. as the manager of KCB Management LLC at 117 E Colorado Blvd, Suite 400, Pasadena, CA. Corporate filings in California and Florida list Harvey G. Knell as the sole officer/director of E-Help Enterprises Inc., indicating he is the ultimate beneficial owner via this holding company, but he is not a direct owner of KCB Management LLC and is therefore not listed separately here. | Corporate | — | Jul 2024 |
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