At CFO (Boardroom Media) we track over 1,000,000 startups and over 5,000,000 people who hold key positions in these companies. We use this directory of startups to highlight top employees, founders and board members we think deserve more appreciation than they are currently getting.
This list showcases the top San Francisco based CFO’ operating in the Network Security space. If you think a CFO’ is missing from this list, feel free to contact our editor on [email protected]
The individuals on this list have been included because of exceptional performance in one of the following categories:
- Innovation – Operating as a key part in an extremely innovative business or startup.
- Growth – Operating as a key figure in the growth and upscale of a market leading business or startup.
- Management – Showing exceptional management skills.
- Societal impact – Putting their business on the map for their positive societal or environmental impact.
Our Data – We source our data from OSINT (open source intelligence) and public directories such as Crunchbase, SemRush and many more. The data from these sources should be treated with a degree of caution and verified yourself.

Arthur Chadwick
CFO of Cavium
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About Cavium: Cavium Networks develops and markets semiconductor processors for intelligent and secure networks.

Paul Auvil
Chief Financial Officer of Proofpoint
Paul brings more than 20 years of experience in finance, technology and corporate leadership to the Board. Since March 2007, Paul has served as the Chief Financial Officer of Proofpoint, Inc., a provider of security-as-a-service solutions. From September 2006 to March 2007, Paul was with Benchmark Capital as an entrepreneur-in-residence. Prior to that, from 2002 to July 2006, Paul served as the Chief Financial Officer at VMware, Inc. Previously, Paul served as the Chief Financial Officer for Vitria Technology, Inc., an eBusiness platform company and held various executive positions at VLSI Technology, Inc., a semiconductor and circuit manufacturing company, including Vice President of the Internet and Secure Products Division. Since 2007, Paul has served on the board of directors for Quantum Corporation. From 2009 to 2010, Paul served on the board of directors of OpenTV Corp. Paul holds an A.B. in Engineering Sciences and a Bachelor of Engineering degree from Dartmouth College and a Master of Management degree in Finance and Marketing from the J.L. Kellogg Graduate School of Management, Northwestern University. Paul is an experienced financial leader with the skills necessary to lead our audit committee. His current service as Chief Financial Officer at Proofpoint and service as a member of the audit committee of Quantum, as well as previously serving as Chief Financial Officer at VMware and chairman of the audit committee of OpenTV, have provided him with extensive financial and accounting experience, particularly in the areas of accounting principles, financial reporting rules and regulations, as well as in evaluating financial results and generally overseeing the financial reporting process at a public company.
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About Proofpoint: Proofpoint provides cloud-based email security, e-discovery, and compliance solutions for companies to protect sensitive business data.
Ophir Ashkenazi
Co-founder & CFO of PerimeterX
Ophir co-founded PerimeterX and as CFO is responsible for the company’s financial, IT and human resources functions. Prior to PerimeterX, Ophir was a Senior Analyst in the financial services division of QuinStreet, a provider of performance marketplace products and technologies. Before that, he held various roles at the Menora Mivtachim Real Estate Group in Tel Aviv, overseeing investments in Europe and Russia. Ophir holds a MBA from the University of California at Los Angeles and a bachelor’s degree from Bar-Ilan University.
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About PerimeterX: PerimeterX offers a web security service, protecting web sites from modern security threats.
John Molise
Chief Financial Officer of Aeris
John Molise joined Aeris in 2008 as Vice President of Finance. Since that time, he has managed leadership functions in accounting and finance, administration, engineering, and technical operations. He was appointed to the position of Chief Financial Officer in July 2015. Mr. Molise has over 16 years of experience in the broadband and telecommunications industries. Prior to Aeris, he held a broad range of finance and technology leadership positions for Charter Communications, a Fortune 500 cable and broadband company. Mr. Molise holds a Bachelor of Arts degree in Economics and Accounting from Claremont McKenna College in Claremont, California.
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About Aeris: Aeris is the only cellular network designed and built exclusively for machines.
Mark Elchinoff
Chief Financial Officer of Tigera
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About Tigera: Active, zero-trust based security for cloud-native applications

Sameena Ahmed
CFO of Zentry Security
Ms. Ahmed is responsible for worldwide financial accounting, reporting, human resources, legal and corporate administration at Array. She is also primarily responsible for budgeting and providing direct financial support to the company’s business functions. She brings over 15 years of experience in finance and cost control. Prior to joining Array Networks, Sameena held senior management positions at Optical Microwave Networks, a subsidiary of MTI, a publicly traded Company in Taiwan. She holds a Masters Degree in Business Administration from University of Madras, India, and is a Certified Public Accountant.
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About Array Networks, Zentry Security: Zentry Security enables small- to medium-sized enterprises and provides next-generation secure access solutions that productivity, and more.