![John Billowits](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>)
John Billowits
Chairman at
CONSTELLATION SOFTWARE INC.
Net worth: 73 M $ as of 2026-06-29
Profile
John Edward Billowits is on the board of Constellation Software, Inc. and 25 other companies. In his past career he was Chief Executive Officer of Vela Software, Inc. and President at Gary Jonas Computing Ltd. Mr. Billowits received an MBA from London Business School and an undergraduate degree from Wilfrid Laurier University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-03-27 | 35,961 ( 0.17% ) | 68 M $ | 2026-06-29 | |
TOPICUS.COM, INC. 0.09% | 2026-04-01 | 74,086 ( 0.09% ) | 5 M $ | 2026-06-29 |
HGCAPITAL TRUST PLC 0.02% | 2026-03-04 | 75,000 ( 0.02% ) | 376 275 $ | 2026-06-29 |
John Billowits active positions
| Companies | Position | Start |
|---|---|---|
| CONSTELLATION SOFTWARE INC. | Chairman | 2021-11-03 |
| TOPICUS.COM INC. | Director/Board Member | 2019-12-31 |
| HGCAPITAL TRUST PLC | Director/Board Member | 2024-05-15 |
Datamine Corporate Ltd.
 Datamine Corporate Ltd. Trucks/Construction/Farm MachineryProducer Manufacturing Develops and supplies software tools and services to the mining industry | Director/Board Member | 2015-07-23 |
Global Technology, Inc.
 Global Technology, Inc. Wholesale DistributorsDistribution Services Manufactures and supplies automotive products | Director/Board Member | 2010-11-17 |
Datamine International Ltd.
 Datamine International Ltd. Information Technology ServicesTechnology Services Develops and supports computer programs for the mineral industry | Director/Board Member | 2015-07-23 |
IN2 doo
 IN2 doo Packaged SoftwareTechnology Services Provides software development services | Director/Board Member | 2019-01-02 |
In4mation.Net Ltd.
 In4mation.Net Ltd. Advertising/Marketing ServicesCommercial Services Provider of online billboard services | Director/Board Member | 2010-11-17 |
Topicus.com BV
 Topicus.com BV Packaged SoftwareTechnology Services Builds and manages vertical market software platforms | Director/Board Member | 2020-12-31 |
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Former positions of John Billowits
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Training of John Billowits
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
35
1st degree connections
38
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 38 |
|---|---|
Constellation Software, Inc.
 Constellation Software, Inc. Packaged SoftwareTechnology Services Develops and installs software & provides professional services | Technology Services |
Computer Modelling Group Ltd.
 Computer Modelling Group Ltd. Packaged SoftwareTechnology Services Engages in the development and licensing of reservoir simulation software | Technology Services |
HgCapital Trust Plc
 HgCapital Trust Plc Investment ManagersFinance Acts as Private Equity Fund | Finance |
Gladstone Ltd.
 Gladstone Ltd. Internet Software/ServicesTechnology Services Provides and supplies software solutions, services and bookings systems | Technology Services |
Global Technology, Inc.
Global Technology, Inc. Wholesale DistributorsDistribution Services Manufactures and supplies automotive products | Distribution Services |
Creative Computers, Inc.
 Creative Computers, Inc. Electronics/Appliance StoresRetail Trade Markets computer hardware, software and peripheral products through retail stores and mail order | Retail Trade |
Membertrack Ltd
 Membertrack Ltd Information Technology ServicesTechnology Services Develops management software for the leisure industry | Technology Services |
Torstar Ltd.
 Torstar Ltd. Catalog/Specialty DistributionRetail Trade Provides eCommerce services | Retail Trade |
Friedman Corp.
 Friedman Corp. Packaged SoftwareTechnology Services Develops configuration-based enterprise resource planning solutions for mid-market manufacturers and distributors | Technology Services |
In4mation.Net Ltd.
In4mation.Net Ltd. Advertising/Marketing ServicesCommercial Services Provider of online billboard services | Commercial Services |
Microcache Ltd.
 Microcache Ltd. Information Technology ServicesTechnology Services Provision of computer software and services | Technology Services |
Sympro, Inc.
 Sympro, Inc. Packaged SoftwareTechnology Services Develops software solutions | Technology Services |
Systems Design, Inc.
 Systems Design, Inc. Packaged SoftwareTechnology Services Develops information management software | Technology Services |
Cascade Management Consultants Ltd.
 Cascade Management Consultants Ltd. Packaged SoftwareTechnology Services Designs and installs management information based software systems | Technology Services |
Application Oriented Designs, Inc.
 Application Oriented Designs, Inc. Information Technology ServicesTechnology Services Develops software for housing agencies | Technology Services |
Systems & Software, Inc.
 Systems & Software, Inc. Packaged SoftwareTechnology Services Develops software solutions | Technology Services |
Wilfrid Laurier University
 Wilfrid Laurier University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
London Business School
 London Business School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Valuenetics A/S
 Valuenetics A/S Information Technology ServicesTechnology Services Provides leisure management systems and software solutions | Technology Services |
G.1440 Holdings, Inc.
 G.1440 Holdings, Inc. Packaged SoftwareTechnology Services Provides complete, end-to-end technology solutions such as software development, design and IT consulting | Technology Services |
IN2 doo
IN2 doo Packaged SoftwareTechnology Services Provides software development services | Technology Services |
Varsity Logistics, Inc.
 Varsity Logistics, Inc. Packaged SoftwareTechnology Services Provides multi-carrier shipping software services | Technology Services |
Constellation Software (U.S.A.), Inc.
 Constellation Software (U.S.A.), Inc. Packaged SoftwareTechnology Services Develops software | Technology Services |
Computrition, Inc.
 Computrition, Inc. Packaged SoftwareTechnology Services Provides foodservice and healthcare software solutions | Technology Services |
Clubfit Corp.
 Clubfit Corp. Other Consumer ServicesConsumer Services Operates fitness centers | Consumer Services |
Common Cents Solutions, Inc.
 Common Cents Solutions, Inc. Packaged SoftwareTechnology Services Develops software applications for healthcare industry | Technology Services |
Gladstone Board of Education (Michigan)
 Gladstone Board of Education (Michigan) Other Consumer ServicesConsumer Services Local school board | Consumer Services |
Emphasys Computer Solutions, Inc.
 Emphasys Computer Solutions, Inc. Packaged SoftwareTechnology Services Provides prepackaged software | Technology Services |
Gladstone MRM Ltd.
 Gladstone MRM Ltd. Packaged SoftwareTechnology Services Develops leisure management software | Technology Services |
Datamine Corporate Ltd.
Datamine Corporate Ltd. Trucks/Construction/Farm MachineryProducer Manufacturing Develops and supplies software tools and services to the mining industry | Producer Manufacturing |
Médisolutions, Inc.
 Médisolutions, Inc. Packaged SoftwareTechnology Services Provides software applications and implementation and consulting services | Technology Services |
Togetherworks, Inc.
 Togetherworks, Inc. Miscellaneous Commercial ServicesCommercial Services Provides social services | Commercial Services |
Vela Software, Inc.
 Vela Software, Inc. Packaged SoftwareTechnology Services Provides industry specific software solutions | Technology Services |
Jonas Club Software
 Jonas Club Software Packaged SoftwareTechnology Services Develops enterprise management software | Technology Services |
Datamine International Ltd.
Datamine International Ltd. Information Technology ServicesTechnology Services Develops and supports computer programs for the mineral industry | Technology Services |
Topicus.com, Inc.
 Topicus.com, Inc. Packaged SoftwareTechnology Services Develops vertical market software | Technology Services |
Vela Software International, Inc.
 Vela Software International, Inc. Investment ManagersFinance Vela Software International invests in middle market companies located in the Canada. The firm targets companies operating broad range of sectors and industries. It provides financing for growth stage capital requirements. | Finance |
Topicus.com BV
Topicus.com BV Packaged SoftwareTechnology Services Builds and manages vertical market software platforms | Technology Services |
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