Company Details
Technology Stack
Professional Summary
Marko Reimer is CTO at Aon. Aon operates in the financial services industry and has 60000 employees. Based in Hamburg, Hamburg, Germany. Classified as a c-suite-level CTO leader. Their organization's technology stack includes Cloudflare DNS, Outlook, CloudFlare Hosting, Microsoft Azure Hosting, DemandBase, and 73 other technologies. Aon reports annual revenue of 15698000000.
Industry & Role Insights
- • CTO Rank tracks 138,833 CTO leaders with verified contact information.
- • There are 34,741 tech leaders in the financial services industry in our database.
- • We have verified contacts for 60 tech leaders at Aon.
- • 1,414 tech leaders in Hamburg are available in our database.
Position in the CTO Rank Database
- • Marko Reimer is 1 of 140,489 leaders with the CTO role tracked in the CTO Rank database.
- • 7,533 hold the CTO role at financial services companies (out of 34,954 total financial services leaders in our database).
- • 458 hold the CTO role in Hamburg.
- • 59 hold the CTO role at companies with 60000 employees.
- • Typical CTO compensation in Hamburg: $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 May 2026.
Frequently Asked Questions
How do I contact Marko Reimer?
Marko Reimer has a verified email address on file on CTO Rank. They work at Aon. Pro members can access direct email addresses, LinkedIn profiles, and phone numbers.
What company does Marko Reimer work for?
Marko Reimer is CTO at Aon, a company in the financial services industry with 60000 employees. The company is headquartered in England, United Kingdom.
What is Marko Reimer's role in technology leadership?
Marko Reimer is classified as a CTO leader at the c-suite level.
What technologies does Marko Reimer's organization use?
Marko Reimer's organization uses a technology stack that includes Cloudflare DNS, Outlook, CloudFlare Hosting, Microsoft Azure Hosting, DemandBase, Brightcove. This information is useful for sales teams, recruiters, and technology vendors.
Is Marko Reimer open to recruiting or new opportunities?
CTO Rank does not track open-to-work status. The best approach is to reach out directly to Marko Reimer using the verified contact information available to Pro members. When recruiting a CTO, personalizing your outreach with specifics about the role and tech stack typically yields the best response rate.
Can I pitch or sell to Marko Reimer at Aon?
Marko Reimer is CTO at Aon. CTOs like Marko Reimer typically evaluate vendors in Cloudflare DNS, Outlook, CloudFlare Hosting, and related categories. Use CTO Rank Pro to get verified email and approach directly.
How accurate is Marko Reimer's profile data?
CTO Rank verifies and refreshes profile data weekly. Marko Reimer's profile includes verified contact details, company information, and technology stack data sourced from multiple public and proprietary sources.
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