"It is no use saying 'We are doing our best'.  You have to do what is necessary."   Sir Winston Churchill

CallisterHaag is a San Francisco based consultancy specializing in removing obstacles and optimizing capabilities for the evolving company.  We guide companies through crisis or transition to sustainability and success.

" John, you saved my company".    CEO, Alternative Investment Company

"We were a few months away from insolvency; John quickly assessed our problem and worked with us to implement tough measures to save the school.  Without him, we would have failed."    President, SF based Graduate School  

"John helped me secure financing from our disillusioned investors at a critical time and in the process became my thought partner and trusted adviser."   CEO, Seattle-based Technology Start-up.    

References available upon request



Venture Capitalists

For the Venture Capital Investor:  CallisterHaag is the pre-round SWAT team for rapid, deep intelligence gathering giving you clear insight into the risks of initial investment or reinvestment in your portfolio companies.  

"However beautiful the strategy, you should occasionally look at the results."
Sir Winston Churchill

Our process >


For the CEO:  CallisterHaag is a tactical team of financial, operational and human capital experts that specialize in helping venture capital backed companies and other small to medium sized businesses through critical transitions.  

"If you don't change direction, you might end up where you are headed."  
Lao Tzu

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Employment Risk Management

CallisterHaag collaborates with the employment law specialists at various law firms to offer employment risk assessment and risk mitigation.  Learn how to protect your company from employment litigation risk and lower your insurance premiums.  

"Risk comes from not knowing what you are doing."  Warren Buffet

The program ›