SAN FRANCISCO--(BUSINESS WIRE)--Horizon3.ai, the AI-native proactive security leader in, today announced the appointment of Matthew Schaner as Vice President of Sales, Americas. A seasoned technology sales executive, Schaner will lead Horizon3.ai’s commercial teams across the U.S., Canada, and Latin America. In this role, he will accelerate NodeZero’s market penetration, deepen the partner ecosystem, and cultivate the region's next generation of sales leadership. With nearly 20 years of sales l