Curriculum Associates, a curriculum and assessment company founded in 1969 focused on K–12 schools, has seen its revenues grow nearly 1,000 percent in the last 10 years to nearly $260 million.

It is one of the most successful education technology stories, and yet it doesn’t receive nearly the attention other less successful education technology companies do.

A recent interview that its CEO, Rob Waldron, did with EdSurge, offers at least three lessons for its success.