Earning Trust Everyday


Passion. Experience. Diligence.


About Us

We're with you every step of the way, offering a variety of accounting and financial services including:  Payroll, Accounting, Financial Statements, Cap Table Management, Business Modeling and Forecasting, Board Reporting and much more.

We engage clients with a dedicated team that delivers quality service and support. We have knowledge and insights into the venture-backed, emerging growth community through our extensive  experience in silicon valley.  Every member of Attivo is driven to deliver quality services through a collaborative approach.




CO-Founder & Partner

Greg M. Capitolo

Greg Capitolo is a Partner and Co-Founder at Attivo Partners where he focuses on emerging growth companies.  He's deeply involved in helping companies raise venture funding from Series Seed to Series C.

Before founding Attivo Partners, Greg was a partner at Kranz & Associates, a full stack finance and accounting services firm.  Prior to that, he spent several years as the Chief Financial Officer for public and venture-backed companies.

Greg graduated from Santa Clara University and the Amos Tuck School of Business at Dartmouth.  When possible, he spends time casting flies on rivers throughout the West.



Dartmouth University
MBA, Amos Tuck School of Business at Dartmouth

Santa Clara University
B.S. Accounting

Activities & Affiliations

• Board Member, Marin County Soccer
• President, Central Marin Competitive Soccer
• Avid fly fisherman



CO-Founder & Partner

Rebecca Lee

Rebecca Lee is a Partner and Co-Founder at Attivo Partners where she has a strong passion for growing startups. 

Before founding Attivo, Rebecca was an independent consultant, providing accounting and financial services to various startups. Prior to that, Rebecca was a controller at Kranz & Associates, an accounting consulting firm, as well as several other startups and SMBs.

Rebecca graduated from University of California, San Diego.  When she's not conjuring up formulas in Excel, she's shredding the slopes in Tahoe.



San Diego State University
MBA, Finance

University of California, San Diego
B.A., International Studies, Economics

Activities & Affiliations

• Board Member, San Francisco Institute of Management Accountants
• Mentor, Youth Business America, Inc.



CO-Founder & Partner

Portia Kersten

Portia Kersten is a Partner and Co-Founder at Attivo, where she is primarily focused on helping start-ups and early stage companies raise capital, maximize growth potential, operationalize for scale and achieve successful exits.  

Before founding Attivo, Portia spent 15 years as a CFO for startups and high growth companies.  In a life before business school, Portia worked on civil infrastructure projects with Bechtel Corp.   

Portia graduated with a B.A. and M.S. from The Ohio State University and an MBA from Columbia Business School.  Portia spends her free time playing and writing music and traveling whenever she can.



Columbia University
MBA, Finance, Columbia Business School

Ohio State University

Ohio State University

Activities & Affiliations

• Playing and writing music