Company Details
Technology Stack
Professional Summary
Helge Refsum is CTO at Hydrovolt AS. Hydrovolt AS operates in the environmental services industry and has 71 employees. Based in Oslo, Oslo, Norway. Classified as a c-suite-level CTO leader. Their organization's technology stack includes Sendgrid, Outlook, Microsoft Office 365, Mobile Friendly.
Position in the CTO Rank Database
- • Typical CTO compensation in Oslo: $250,000 – $650,000 (median $420,000). Composite from levels.fyi, Glassdoor, and Payscale data; adjusted for state cost of labor.
Data compiled from LinkedIn public profiles, company filings, and verified public technology signals. Methodology & sources · Updated June 2026.
Frequently Asked Questions
How do I contact Helge Refsum?
Helge Refsum has a verified email address on file on CTO Rank. They work at Hydrovolt AS. Pro members can access direct email addresses, LinkedIn profiles, and phone numbers.
What company does Helge Refsum work for?
Helge Refsum is CTO at Hydrovolt AS, a company in the environmental services industry with 71 employees. The company is headquartered in Fredrikstad, Ostfold, Norway.
What is Helge Refsum's role in technology leadership?
Helge Refsum is classified as a CTO leader at the c-suite level.
What technologies does Helge Refsum's organization use?
Helge Refsum's organization uses a technology stack that includes Sendgrid, Outlook, Microsoft Office 365, Mobile Friendly. This information is useful for sales teams, recruiters, and technology vendors.
Is Helge Refsum open to recruiting or new opportunities?
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Can I pitch or sell to Helge Refsum at Hydrovolt AS?
Helge Refsum is CTO at Hydrovolt AS. CTOs like Helge Refsum typically evaluate vendors in Sendgrid, Outlook, Microsoft Office 365, and related categories. Use CTO Rank Pro to get verified email and approach directly.
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