• F5 Inc.
• DigiCert Inc. (Clearlake Capital Group
L.P.)
• IBM corporation
• Cisco Systems Inc.
• Cloudflare Inc.
• Xcitium Inc.
• Allied Telesis Holdings Co. Ltd.
• Infoblox Inc. (Warburg Pincus LLC)
• EfficentIP
• BlueCat Networks Inc. (Madison Dearborn Partners)