Calibre One

About Us

Calibre One is a leading boutique executive search firm with more than 25 years’ experience building leadership teams for technology companies and innovation-led organisations across Financial Services, Healthcare & Life Sciences, Consumer, Sports & Entertainment, and Industrials & Infrastructure. Founded in 1999, the firm operates from London, San Francisco, and New York, combining global reach, deep sector expertise, and a Partner-led approach. Often described as a “super boutique”, Calibre One delivers the scale, specialist networks, and international capability of a larger search firm while maintaining the agility and personal service of a boutique.

ACHIEVEMENTS

Calibre One

Solutions And Expertise

Calibre One specializes in technology and the sectors being reshaped by it. Their practice areas include Financial Services, Healthcare & Life Sciences, Consumer, Sports & Entertainment, and Advances Industrials & Infrastructure.

Their dedicated practice groups combine functional precision with sector fluency, giving clients the advantage of speed, accuracy, and insight. Whether identifying transformational leaders for a SaaS scale-up, a digitally enabled consumer brand, or a data-driven healthcare platform, they bring deep functional expertise, industry knowledge, and credibility. Their practice structure ensures true domain specialization, not only in technology, but also in the industries most shaped by it. This model delivers a distinct advantage for investors, founders, and corporate leaders alike: faster access to high-impact talent, aligned with sector dynamics and strategic priorities.
Solutions
  • Advisory Services
  • Assessment
  • Board Services
  • Diversity & Inclusion
  • Executive Search
  • Executive Tracker
  • Leadership Consulting
  • Recruitment Research
Industries
  • Advertising/Marketing
  • Alt. Investments
  • Asset Management
  • Biotechnology
  • Clean Tech./Sustain.
  • Clinical Research
  • Cloud Based
  • Colleges/Universities
  • Commercial Banking
  • Consulting
  • Consumer Products
  • Consumer Services
  • Cybersecurity
  • Data & Analytics
  • Devices
  • FinTech
  • Global Markets
  • Healthcare Services
  • Hedge Funds
  • High Tech
  • Insurance
  • Internet
  • Investment Banking
  • Investment Mgmt.
  • Legal/Compliance
  • Life Sci./Healthcare
  • Luxury
  • Media & Entertainment
  • Medical
  • Medical Devices
  • Mobile
  • Payments/Processes
  • Pharmaceuticals
  • Private Banking
  • Private Equity
  • Real Estate
  • Retail
  • Software
  • Sports
  • Technology
  • Trade Finance
  • Travel, Hosp. & Leisure
  • Venture Capital
  • Wealth Management
Functions
  • Advertising
  • All Functions
  • Board/Governance
  • Business Development
  • CEO/President
  • Communications/PR
  • Customer Service
  • Data/Analytics
  • Development
  • Diversity & Inclusion
  • Finance/Accounting
  • General Management
  • GM/Operations
  • Government
  • Human Resources
  • Information/Digital
  • Invest. Mgmt./Banking
  • Investor Relations
  • Legal/Compliance
  • Manufacturing
  • Marketing & Sales
  • Medical/Clinical
  • Research & Develop.
  • Risk Management
  • Supply Chain

Calibre One

News Briefings

Calibre One Recruits Chief Marketing Officer Post for SOASTA

Executive search firm Calibre One has recruited Ann Sung Ruckstuhl as chief marketing officer of Mountain View, California-based SOASTA. As CMO, Ms. Ruckstuhl will oversee global marketing and communications at SOASTA, including demand generation and lead-to-revenue pipeline management. Ms. Ruckstuhl has held senior global executive positions at industry leaders Symantec, Sybase (acquired by SAP), eBay, HP and most recently as

Calibre One

Press Releases

Calibre One

25 Years of Calibre One