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Ruben Spruijt
Field CTO, EUC strategy & alliances at Dizzion. Advisor, presenter, geek. 3 x start-up acquisition. Microsoft MVP, NVIDIA NGCA, ex-Citrix CTP, VMware vExpert, Father of 3, Christian, Dutch.
Ruben Spruijt is an accomplished Field Chief Technology Officer (CTO) specializing in End User Computing (EUC) at Dizzion.3 He is a prominent figure in the EUC industry, contributing to company and product strategy, analyzing technology trends, and providing insights to colleagues.3
Spruijt has an impressive background:
- He is currently the Field CTO at Dizzion, focusing on EUC strategy and alliances.6
- He holds the title of Microsoft Most Valuable Professional (MVP) and NVIDIA GRID Community Advisor.3
- Previously, he was part of the Citrix Technical Professional (CTP) program and a VMware vExpert for many years.3
Spruijt is known for his expertise in the field, often traveling to share knowledge and insights about EUC technologies.3 He is based in the Netherlands, where he lives with his wife and three children.3
In his role, Spruijt works actively with customers to transform their business operations using Desktop as a Service (DaaS) solutions in hybrid and multi-cloud environments.4 His experience spans multiple acquisitions, including Frame's acquisition by Nutanix in 2018 and its subsequent spinoff and merger with Dizzion in 2023.52
Spruijt is also known for his "EUC Industry Bento Box," a monthly curated selection of relevant content in the End User Computing field.13
Highlights
[AZURE] NVv3-series and NVv4 Retirement Notice If you currently use NVv3-series or NVv4-series Virtual Machines on Azure please plan your migration before September 30, 2026, as Microsoft is retiring these VM types. @Dizzion DaaS customers can use the Change Instance Type option (available for Sandboxes and Utility Servers) and add additional production instance pools to validate and transition your workloads to a supported VM series ahead of the retirement deadline. For more information, see the official Microsoft announcement: NVv3-series retirement notice and NVv4-series retirement notice.
Looking for alternative VMs?! I have positive experience with NVadsV710 (AMD GPU) and NVadsA10 (NVIDIA A10) GPU based machines e.g. blog: https://t.co/0FU3xEuVrI
NVv4 - https://t.co/Fe5ckGkb90
NVv3 - https://t.co/42z8ENIDzz

