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Mark Jaine on the TechTO stage

Mark Jaine

Angel investor and advisor, Jaine.com

Angel investingTorontoOn TechTO stages since 2018

Mark Jaine joined Intelex as a 21-year-old intern in 1999, ran it as President and CEO, and sold it to Industrial Scientific in 2019 for $767 million. He had bootstrapped it to roughly $100 million in revenue and 500 people. He now angel-invests in about 18 companies and is building a new one from Toronto.

On the TechTO stage ×3

First seen on a TechTO stage in 2018. Every TechTO talk is searchable — ask the archive about Mark

In their words

We just sold the company for seven hundred sixty seven million dollars back in June. I'm going to try to encapsulate the story of that in five minutes.

TechTO Monthly, Nov 2019 · watch at 0:29

We were bootstrapped up until 2015 — about 50 million in revenue at that time, never took a dollar of investment prior to that. If you could do that, do that. It's not a victory to raise money. Don't be excited or proud of yourself for doing it. That is not the goal.

TechTO Monthly, Nov 2019 · watch at 1:07

I worked at Intelex for 20 years. I had that question every year, a thousand times: what was the inflection point? There was no inflection point. You always hear about compounding interest in financial terms — think of it in life terms, as compounding improvement.

TechTO Founder Journey, Jan 2026 · watch at 8:47
A few quotes can’t cover everything Mark said on the TechTO stage. 1,570 talks are searchable.Ask about Mark

More from TechTO ×3

Around the web ×2

Quick answers

What is Mark Jaine known for?

Running Intelex for 20 years. He arrived in 1999 as a 21-year-old intern on $24,000 a year, became President in 2006 and CEO in 2009, and sold the company to Industrial Scientific in 2019 for $767 million.

Did Mark Jaine found Intelex?

No. Intelex was founded in 1992 by Andrew Jaine and Ted Grunau. Mark Jaine joined in 1999 as an intern, led the company in practice from about 2003, and ran it until the 2019 sale.

What does Mark Jaine do now?

He angel-invests in about 18 companies and is building a new company, he told the TechTO stage in January 2026. He was chairman of Peerscale for roughly ten years.

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Maintained by TechTO · facts sourced and dated · last reviewed Jul 14, 2026