About us

DATAFLEX ASSOCIATES is a partnership of four independent Dataflex software companies. Each with distinct knowledge of their specific working branches. We work together and share solutions. We engage on projects, under supervision of one, complex and long term. We vouch for the continuity of the supplied application. 

We have experiende with all versions of DATAFLEX. The character-mode procedural version from the 80ties and 90ties. The client-server windows application from 1995 till now. And the webapplications (desktop en mobile) from 2012. 

Because of our extensive knowledge of the DATAFLEX development language we are capable existing systems - developed by others - to maintain. If the source-code is available. 

The partnership consists of:


W4 Software & Consultancy BV, Beekdaelen-Nuth (Zuid-Limburg), Nederland

CTO: Ir. Roel Westhoff
Tradingname: iFour
Expertise:  Webapplications (Desktop and Mobile)
Branches: Financial Services, Building-Industry, Production, Human-Resource, GDPR, Vitality, eHealth.
Specialties: Financial/Tech Investor, Startup studio, IOT, eHealth, Blockchain

Schimmel Automatiseringsservice BV, Nijeveen (Drente), Nederland

CTO: Wim Schimmel
Expertise:Procedural Charactermode, Windows Client-server, Webapplications (Desktop en Mobile)
Branches: Bookkeeping, Maintenance, General Practioners, eHealth
Specialties: IOT

Velpe Development bvba, Kozen (Limburg), Belgie

CTO: Frank Vandervelpen 
Expertise:: Procedural charactermode, Windows Client-server, Webapplication (Desktop en Mobile)
Branches: Food logistics 
Specialties:SAP integration 

Appvantage BV, Maasland (Zuid-Holland), Nederland

CTO: Peter van Mil  
Expertise: Windows Client-server, Webapplications (Desktop en Mobile)
Branches: General Practitioners, Eventorganisations 
Specialties: