Our Team

Summerhill is led by three very innovative, passionate and thoughtful partners with over 45 years of combined venture capital experience in the wireless, digital media and information technology sectors. Our team is comprised of senior investment professionals with a diverse mix of operational, technical, financial and investment experience. We have developed a reputation for adding significant value to our portfolio companies and have built a track record of investing in and developing some of North America's most successful emerging growth companies.

Gary Rubinoff Managing Partner, Boston grubinoff@summerhillvp.com Twitter: @garyrubinoff

Gary brings over 19 years of venture investing experience. He focuses on a broad range of opportunities including mobile computing, cloud computing, broadband communications and digital media. More >

Joe Catalfamo Managing Partner, Toronto jcatalfamo@summerhillvp.com

Joe brings over 19 years of venture capital investing and a wealth of experience in the areas of business planning, financings, negotiations, IPOs and acquisitions. More >

Will Kohler General Partner, Boston wkohler@summerhillvp.com Twitter: @wakohler

Will brings to Summerhill over 10 years of venture investing experience and 3 years of industry experience. He focuses on a broad range of opportunities including software & services, cloud computing and digital media. More >

Ommer Chohan Chief Financial Officer, Toronto ochohan@summerhillvp.com

Ommer brings to Summerhill over 15 years of experience in finance. More >

Brian Kobus Vice President, Toronto bkobus@summerhillvp.com Twitter: @briankobus

Brian brings to Summerhill more than 10 years experience in the areas of venture capital investing and mergers & acquisitions. More >

Lara Frendjian Controller, Toronto lfrendjian@summerhillvp.com

Lara brings to Summerhill over 10 years of experience in finance. More >

Hazel Krishnan Executive Assistant hkrishnan@summerhillvp.com

Heather Pollard Executive Assistant hpollard@summerhillvp.com