Callum Sims is an accomplished sales professional with extensive experience in account management and business development. Currently, Callum serves as an Account Executive at monday.com since May 2025, following a tenure at HubSpot where Callum held the position of Senior Account Executive. Prior roles include leading the EMEA SDR team at Outreach as an SDR Manager, excelling as an Enterprise Sales Development Representative with notable quota attainment, and demonstrating success in business growth at Softcat plc. Early career experiences include strategic account management at NTT Ltd. and research analysis at American Express. Callum holds a Bachelor of Science in Economics from Cardiff University.
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