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Dave Schaeffer
Chief Executive Officer at
COGENT COMMUNICATIONS HOLDINGS, INC.
Net worth: 42 M $ as of 2026-04-29
Network origin in Dave Schaeffer first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
Cogent Communications Group LLC
 Cogent Communications Group LLC Specialty TelecommunicationsCommunications Provides broadband Internet services
19
| SUB | Specialty Telecommunications | 19 |
| PUB | Major Telecommunications | 12 | |
| SUB | Packaged Software | 6 | |
Jerusalem Venture Partners
 Jerusalem Venture Partners Investment ManagersFinance JVP invests in companies located in the United States, Israel and Europe. The firm focuses on big data & predictive analytics, enterprise & cloud, cybersecurity, AI fintech & insurtech, media & next generation technologies wellness, foodtech and agtech sectors. It provides financing for early, growth and later stage capital requirements.
2
| PVT | Investment Managers | 2 |
PathNet, Inc.
 PathNet, Inc. Specialty TelecommunicationsCommunications Provides Wholesale & Retail Telecommunications Service To Underserved & Second & Third Tier Markets
0
| EXT | Specialty Telecommunications | 0 |
University of Maryland
 University of Maryland Other Consumer ServicesConsumer Services Functions as a College/University
0
| COL | Other Consumer Services | 0 |
CyberArk Software, Inc.
 CyberArk Software, Inc. Packaged SoftwareTechnology Services Provides software security services
0
| SUB | Packaged Software | 0 |
Cogent Communications France SAS
 Cogent Communications France SAS Major TelecommunicationsCommunications Provides telecommunication services
0
| SUB | Major Telecommunications | 0 |
C.C.D. Cogent Communications Deutschland GmbH
 C.C.D. Cogent Communications Deutschland GmbH Major TelecommunicationsCommunications Provides wired telecommunications services
0
| SUB | Major Telecommunications | 0 |
Cogent Communications Belgium SRL
 Cogent Communications Belgium SRL Information Technology ServicesTechnology Services Provides computer consulting services
0
| SUB | Information Technology Services | 0 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to Dave Schaeffer via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
Gibson, Dunn & Crutcher, Inc.
 Gibson, Dunn & Crutcher, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a law firm | Miscellaneous Commercial Services | Corporate Officer/Principal | |
Sunrise Senior Living, Inc.
 Sunrise Senior Living, Inc. Hospital/Nursing ManagementHealth Services Provides senior and assisted living services | Hospital/Nursing Management | General Counsel | |
Wright Medical Technology, Inc.
 Wright Medical Technology, Inc. Medical SpecialtiesHealth Technology Manufactures orthopedic, prosthetic, and surgical appliances and supplies | Medical Specialties | Director/Board Member | |
Zix Corp.
 Zix Corp. Packaged SoftwareTechnology Services Develops AI based cybersecurity platform | Packaged Software | Corporate Officer/Principal | |
Terracotta, Inc.
 Terracotta, Inc. Packaged SoftwareTechnology Services Provides java based software services | Packaged Software | Director/Board Member | |
Fabric7 Systems, Inc.
 Fabric7 Systems, Inc. Computer PeripheralsElectronic Technology Designs and builds enterprise servers | Computer Peripherals | Director/Board Member | |
SINTX Technologies, Inc.
 SINTX Technologies, Inc. Medical SpecialtiesHealth Technology Develops and designs spinal & reconstructive orthopedic devices | Medical Specialties | Director/Board Member | |
SchemaLogic, Inc.
 SchemaLogic, Inc. Miscellaneous Commercial ServicesCommercial Services Provides business semantics and management solutions | Miscellaneous Commercial Services | Director/Board Member | |
Surgient, Inc.
 Surgient, Inc. Packaged SoftwareTechnology Services Provides cloud automation solutions to software vendors | Packaged Software | Director/Board Member | |
Cogent Communications, Inc.
 Cogent Communications, Inc. Specialty TelecommunicationsCommunications Operates as an internet services provider | Specialty Telecommunications | Director/Board Member Director/Board Member General Counsel | |
NuVasive Clinical Services Monitoring, Inc.
 NuVasive Clinical Services Monitoring, Inc. Medical/Nursing ServicesHealth Services Provides intra-operative neurophysiologic monitoring services | Medical/Nursing Services | Chairman | |
Applause App Quality, Inc.
 Applause App Quality, Inc. Packaged SoftwareTechnology Services Provides software testing services | Packaged Software | Director/Board Member | |
BackOffice Associates LLC
 BackOffice Associates LLC Packaged SoftwareTechnology Services Provides enterprise data management services | Packaged Software | Director/Board Member | |
The Trustees of Columbia University in The City of New York
 The Trustees of Columbia University in The City of New York Other Consumer ServicesConsumer Services Functions as a College/University | Other Consumer Services | Doctorate Degree Masters Business Admin | |
Harvard University
 Harvard University Other Consumer ServicesConsumer Services Functions as a College/University | Other Consumer Services | Graduate Degree | |
Spacetec IMC Corp
 Spacetec IMC Corp Packaged SoftwareTechnology Services Develops 3-D input hardware controllers and software systems | Packaged Software | Sales & Marketing | |
Iridium Satellite LLC
 Iridium Satellite LLC Specialty TelecommunicationsCommunications Provides satellite communications services | Specialty Telecommunications | Corporate Officer/Principal | |
University of Cambridge
 University of Cambridge Other Consumer ServicesConsumer Services Functions as a College/University | Other Consumer Services | Graduate Degree | |
Robertson Stephens & Co.
 Robertson Stephens & Co. Investment Banks/BrokersFinance Provides brokerage services | Investment Banks/Brokers | Corporate Officer/Principal Corporate Officer/Principal | |
Hospital Partners of America, Inc.
 Hospital Partners of America, Inc. Hospital/Nursing ManagementHealth Services Owns and operates general hospitals | Hospital/Nursing Management | Director/Board Member | |
Loyola Marymount University
 Loyola Marymount University Other Consumer ServicesConsumer Services Functions as a College/University | Other Consumer Services | Director/Board Member | |
Yale University
 Yale University Other Consumer ServicesConsumer Services Functions as a College/University | Other Consumer Services | Undergraduate Degree | |
Pace University
 Pace University Other Consumer ServicesConsumer Services Functions as a College/University | Other Consumer Services | Graduate Degree Graduate Degree | |
The University of Queensland
 The University of Queensland Other Consumer ServicesConsumer Services Functions as a College/University | Other Consumer Services | Undergraduate Degree | |
Worcester Polytechnic Institute
 Worcester Polytechnic Institute Other Consumer ServicesConsumer Services Functions as a College/University | Other Consumer Services | Undergraduate Degree | |
The Hebrew University of Jerusalem
 The Hebrew University of Jerusalem Other Consumer ServicesConsumer Services Functions as a College/University | Other Consumer Services | Director/Board Member Masters Business Admin | |
CyberArk Software, Inc.
CyberArk Software, Inc. Packaged SoftwareTechnology Services Provides software security services | Packaged Software | Chairman Director/Board Member Director/Board Member Director of Finance/CFO | |
Georgetown University
 Georgetown University Other Consumer ServicesConsumer Services Functions as a College/University | Other Consumer Services | Corporate Officer/Principal | |
Applied Predictive Technologies, Inc.
 Applied Predictive Technologies, Inc. Packaged SoftwareTechnology Services Provides cloud-based predictive analytics software solutions | Packaged Software | Director/Board Member | |
Williams & Connolly LLP
 Williams & Connolly LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Miscellaneous Commercial Services | Corporate Officer/Principal | |
Nimsoft, Inc.
 Nimsoft, Inc. Packaged SoftwareTechnology Services Provides management software solutions | Packaged Software | Director/Board Member | |
ISWD Corp.
 ISWD Corp. Electronic Equipment/InstrumentsElectronic Technology Designs, manufactures, and markets inertial trackers to measure human motion | Electronic Equipment/Instruments | Sales & Marketing | |
TEI Biosciences, Inc.
 TEI Biosciences, Inc. BiotechnologyHealth Technology Develops and commercializes novel biologic products for soft tissue repair, reinforcement and reconstruction applications | Biotechnology | Director/Board Member | |
| GTT COMMUNICATIONS | Major Telecommunications | Corporate Officer/Principal Chief Executive Officer | |
The Public Company Accounting Oversight Board
 The Public Company Accounting Oversight Board Miscellaneous Commercial ServicesCommercial Services Operates as a non-profit organization that engages in audits of public companies and broker-dealers | Miscellaneous Commercial Services | Director/Board Member | |
The District of Columbia Bar
 The District of Columbia Bar Miscellaneous Commercial ServicesCommercial Services Provides legal services | Miscellaneous Commercial Services | Corporate Officer/Principal | |
Massachusetts Bar Association
 Massachusetts Bar Association Miscellaneous Commercial ServicesCommercial Services Operates as lawyers association | Miscellaneous Commercial Services | Corporate Officer/Principal | |
Zorch Software, Inc.
 Zorch Software, Inc. Packaged SoftwareTechnology Services Provides software and consulting services to the biotech, pharmaceutical, and medical device industries | Packaged Software | Director/Board Member | |
JVP Media Labs
 JVP Media Labs Investment ManagersFinance JVP Media Labs invests in companies located in North America, Europe, and Asia, primarily in Israel. The firm focuses in the fields of new media, enterprise software, mobile internet, gaming, and advertising. It provides financing for seed and early stage transactions. | Investment Managers | Founder Private Equity Investor | |
AnyClip Media Ltd.
 AnyClip Media Ltd. Internet Software/ServicesTechnology Services Provides an online video service that offers movie clips and other contents | Internet Software/Services | Chairman Director/Board Member | |
Nasuni Corp.
 Nasuni Corp. Data Processing ServicesTechnology Services Operates as a scalable data platform for enterprises | Data Processing Services | Director/Board Member Director/Board Member | |
Protestant Episcopal Cathedral Foundation
 Protestant Episcopal Cathedral Foundation Investment Trusts/Mutual FundsMiscellaneous Functions as a foundation or endowment | Investment Trusts/Mutual Funds | Director/Board Member | |
International Forum of Independent Audit Regulators | Chairman | ||
New Media Graphics Corp.
 New Media Graphics Corp. Packaged SoftwareTechnology Services Develops computer software | Packaged Software | Sales & Marketing | |
Citypulse, Inc. | Director/Board Member Director/Board Member | ||
ThetaRay Ltd.
 ThetaRay Ltd. Packaged SoftwareTechnology Services Develops AI-powered transaction monitoring platform designed to identify early signs of money laundering | Packaged Software | Chairman Director/Board Member | |
Biz-Effective Ltd.
 Biz-Effective Ltd. Miscellaneous Commercial ServicesCommercial Services Operates a gamification platform | Miscellaneous Commercial Services | Chairman Director/Board Member | |
B-CC Educational Foundation
 B-CC Educational Foundation Investment Trusts/Mutual FundsMiscellaneous Functions as a foundation or endowment | Investment Trusts/Mutual Funds | Director/Board Member | |
| CERENCE INC. | Packaged Software | Director of Finance/CFO Director/Board Member |
Statistics
International
| United States | 43 |
| Israel | 5 |
| United Kingdom | 2 |
| Australia | 2 |
| Netherlands | 2 |
Sectoral
| Technology Services | 16 |
| Consumer Services | 11 |
| Commercial Services | 8 |
| Health Services | 4 |
| Health Technology | 4 |
Operational
| Director/Board Member | 151 |
| Corporate Officer/Principal | 54 |
| Chairman | 25 |
| Independent Dir/Board Member | 21 |
| Sales & Marketing | 20 |
Most connected contacts
| Insiders | |
|---|---|
| Erel Margalit | 37 |
| Yoav Tzruya | 33 |
| David L. Campbell | 25 |
| Marc Montagner | 24 |
| Lewis Ferguson | 20 |
| Ronald Gutler | 19 |
| Marianne Budnik | 15 |
| Timothy Weingarten | 15 |
| Kim Perdikou | 15 |
| Richard T. Liebhaber | 14 |
| Steven Brooks | 12 |
| Michael Carus | 12 |
| Blake Bath | 11 |
| Adam N. Bosnian | 7 |
| Ernie Ortega | 6 |
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