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View Stratosphere Management's top competitors like Altitude Management Inc., Apex Group Ltd (UK & Ireland), and Catalyst Consulting Inc.

Apex Group Ltd (UK & Ireland)
We are a single-source financial solutions provider dedicated to driving positive change while supporting the growth and ambitions of asset managers, allocators, financial institutions, and family offices around the world. Established in Bermuda in 2003, we have continually disrupted the industry through our investment in innovation and talent. Today, we set the pace in fund and asset servicing and stand out for our unique single-source solution and unified cross asset-class platform which supports the entire value chain, harnesses leading innovative technology, and benefits from cross-jurisdictional expertise delivered by a long-standing management team and over 13,000 highly integrated professionals. As a pioneering data and fintech-enabled company, we are a disruptor driving digital tools into fund and asset servicing. However, our vision to drive positive change extends beyond the industry. The Apex Foundation, a not-for-profit entity, is our passionate commitment to empower sustainable change.
UK
Private
$7.1B Revenue
https://www.apexgroup.com
9.5K Employees
Momentum Management
Momentum Management provides labor services to the trade show industry on a nationwide basis. Operating throughout the United States, Momentum Management provides labor services for the installation and dismantle of trade show booths, permanent installations, retails interiors, events, and much more. As a company, Momentum Management has established a unique customer-centric process that sets us apart from our other I&D competitors in the trade show industry. This approach reflects our commitment to raising the service standard across the industry. Learn more at www.momentummgt.com
Alpharetta, Georgia, US
Private
$10.7M Revenue
http://www.momentummgt.com
103 Employees
Horizon Security
Competence and innovation drive the horizon of our ideas and services to secure our customers business; partnerships with main technology vendors, research institutes and universities, make Horizon Security a reference for improvement of security within organizations. Horizon Security has defined a wide set of services and solutions, based on Business, Competence and Innovation, to cover all security needs of medium and large enterprises: - Security Assessment 360 - Business Data Security - Information Security Management and Strategy - Cyber Security
Milano, IT
Private
$13.4M Revenue
https://www.horizonconsulting.com
72 Employees
G2 Leader Summer 2026 G2 Best Est ROI Mid-Market Summer 2026 G2 Easiest Admin Mid-Market Summer 2026 G2 Most Implementable Summer 2026 G2 Best Results Mid-Market Summer 2026 G2 Lead Capture Mid-Market Summer 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2026
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