Guy Markus
Senior Advisor - Growth & Customer Success at TechDemocracy | Greater Tampa Bay Area
Engage
candidates 10x faster
Enjoy unlimited access and discover candidates outside of LinkedIn
Trusted by 1.4M users from 76% of Fortune 500 companies
The most accurate data ever
CCPA Compliant
GDPR Compliant
150M
Personal Emails
200M
Work Emails
100M
Direct Dials
250M
Professional Profiles
40M
Company Profiles
Find anyone, anywhere
with ContactOut
today
Making remote or global hires?
Connecting
with key decision-makers? We can help.
- 40 emails / month
- 3 phone numbers / month
- Works on standard LinkedIn only
-
Work emails, personal emails,
mobile numbers
No credit card required
Guy Markus serves as the Vice President of Cybersecurity Sales at Avalon Cyber, where he leverages his extensive experience in managed security services to drive growth and innovation. With a robust background in enterprise security sales and management, Guy is adept at navigating the complexities of the cybersecurity landscape, ensuring that Avalon’s offerings align with the evolving needs of its clients. His expertise encompasses a wide range of areas, including network security sales, hardware and software sales, and security consulting, making him a pivotal figure in the organization.
At Avalon, Guy is currently spearheading key projects that focus on enhancing the company’s Managed SIEM and Endpoint Detection and Response (MDR) capabilities. By integrating advanced technologies and methodologies, he aims to provide clients with comprehensive security assessments and proactive cyber services, such as vulnerability assessments and penetration testing. His strategic approach to business planning and sales strategy development has positioned Avalon as a leader in the cybersecurity sector, particularly in delivering tailored solutions that address specific client challenges.
Guy’s commitment to new business development and channel sales has also been instrumental in expanding Avalon’s market reach. His proficiency in customer relationship management (CRM) ensures that client interactions are not only productive but also foster long-term partnerships. As the cybersecurity landscape continues to evolve, Guy Markus remains at the forefront, driving initiatives that enhance governance, risk management, and compliance for organizations seeking robust security solutions.
Senior Advisor - Growth & Customer Success at TechDemocracy in October 2023 to Present
Senior Sales at ID Dataweb in May 2025 to Present
Senior Security Sales Director at Orange Cyberdefense in March 2021 to October 2023
SVP of Sales / Principal at Hyrandes Consulting in April 2018 to March 2021
Director, Regional Security Sales at NTT Security in May 2015 to April 2018
VP of Sales (North America) at Mako Networks in June 2012 to May 2015
Senior Strategic Sales Executive at Cybera in March 2010 to June 2012
Solution Strategist at CA in March 2009 to March 2010
Sr Solution Specialist at NCR in December 2005 to December 2008
See more
See less
New Business Development
Consultative Selling
Business Planning
Software Sales
SaaS based Software Sales
Network Security Sales
Cloud based Software Sales
Iaas Sales
PCI Security Platform Sales
Hardware Sales and Design
Forecasting
Custom Application Sales
Partner and Channel Development
Project and Portfolio Management Sales
Kiosk based Application Sales
Touchscreen Kiosk Sales
Sales Management
Product Development
Human Factors Engineering
IT Consulting and Staffing Sales
Software Industry
Selling
Networking
Contract Negotiation
Enterprise Software
Strategic Partnerships
Sales Operations
SaaS
Solution Selling
Cloud Computing
Business Development
CRM
Recruiting
Management
Strategy
Sales Process
Sales
Java
Customer Relationship Management (CRM)
Software as a Service (SaaS)
See more
See less
Discover more about TechDemocracyWhat is Guy Markus email address?
Email Guy Markus at [email protected]. This email is the most updated Guy Markus email found in 2026.
What is Guy Markus phone number?
Guy Markus phone number is +18059334888.
How to contact Guy Markus?
To contact Guy Markus send an email to [email protected]. If you want to call Guy Markus try calling on +18059334888.
What company does Guy Markus work for?
Guy Markus works for TechDemocracy
What is Guy Markus's role at TechDemocracy?
Guy Markus is Senior Advisor - Growth & Customer Success
What industry does Guy Markus work in?
Guy Markus works in the Law Practice industry.
Guy Markus Email Addresses
Guy Markus Phone Numbers
looking for?
Find personal and work emails for over 250M professionals.
People like Guy Markus
Executive Vice President Of Finance at Wolters Kluwer
Information Technology Director at Netapp Inc
Owner at National Institutes Of Health
Student Services Director at Shorelight
Legal Assistant Paralegal at Various Contract Employments Agencies
Account Executive at Mobilease Inc.
RN at Carroll Hospital Center
Team Manager at Kaiser Foundation Health Plan
Internship at Department of Health and Human Services
Founder | Executive & Team Coach at Frable | Virtual Coaching for Real Change
Principal Scientist at Novartis
Director of Sales at Residence Inn by Marriott
Owner/Operator at Lisa Gottschalk Photography
Company Owner at vvg/VFX
Assistant Vice President at Louisiana Tech University
Business Development Manager at Walker Engineering
Executive Sales Professional at On Sabbatical
Principal Biostatistician at Merck
customer service associate at Walmart
Account Manager at Sock Club
Founder at Off The Field Performance Coaching
Lead Business Consultant, Sr. Scrum Master at Perficient
Show more
Show less