Grow better.
Test your
strategy first.

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Three test tubes

Where growth strategy gets stuck:

Too risky: no proof it will work

Too narrow: market too small

Too broad: doesn’t find traction

Too slow: competitors get there first

The solution:
Heat-testing.
It’s fast.
It’s multivariate.
It delivers proof about what works.

Predictive insights in just a few weeks

Chart showing three strategies, A, B, and C

How Spark’s proprietary heat-testing works:

Bring multiple distinct strategies to life online
Use ads to live-test each strategy with target audiences
Find the best match between strategy and audience
Make decisions based on real-life behavioral data, not intuition

The result:

A heat map that shows which strategies will work.

Heat map showing areas of interest indicating product market fit.

Spark’s innovative heat-testing method is taught at Harvard Business School and featured in the Harvard Business Review.

See our method→

Heather at HBS with professor

What we deliver: vetted strategy

Product that will sell

People who will buy it

Campaigns that attract them

A business that grows

The Spark No. 9 approach:

F1 racing car

Like your pit crew:
fast, behind-the-scenes, relentless.

Acoustic guitar

Collaborative:
the Antonoff to your Swift, bringing your strategic vision to life.

Hand rotating Rubik's cube

Multivariate:
testing multiple combinations to find the right match.

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