Epstein Secrets

to 52 million in 2011. That means companies working in what used to be a niche market have been enjoying explosive growth. Revenues at TomTom NV, a Concord-based maker of personal navigation products, have increased more than 500-fold since 2001, from $2.5 million to an estimated $1.7 billion last year.

based maker of personal navigation products, have increased more than 500-fold since 2001, from $2.5 million to an estimated $1.7 billion last year. Garmin's business has exploded into the mainstream, too, and the company ran its first Super Bowl ad this year. Boston-based start-up Skyhook Wireless bring

to 52 million in 2011. That means companies working in what used to be a niche market have been enjoying explosive growth. Revenues at TomTom NV, a Concord-based maker of personal navigation products, have increased more than 500-fold since 2001, from $2.5 million to an estimated $1.7 billion last year.

based maker of personal navigation products, have increased more than 500-fold since 2001, from $2.5 million to an estimated $1.7 billion last year. Garmin's business has exploded into the mainstream, too, and the company ran its first Super Bowl ad this year. Boston-based start-up Skyhook Wireless bring

t to 52 million in 2011. That means companies working in what used to be a niche market have been enjoying explosive growth. Revenues at TomTom NV, a Concord-based maker of personal navigation products, have increased more than 500-fold since 2001, from $2.5 million to an estimated $1.7 billion last year.

-based maker of personal navigation products, have increased more than 500-fold since 2001, from $2.5 million to an estimated $1.7 billion last year. Garmin's business has exploded into the mainstream, too, and the company ran its first Super Bowl ad this year. Boston-based start-up Skyhook Wireless bring