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Winner & Mandabach Campaigns is a full-service, national political consulting firm specializing in ballot measure campaigns. The firm has managed and consulted on nearly 200 local and statewide ballot initiative campaigns in 29 states — more than any other firm in the nation — while maintaining a win rate of over 90%.

In the 2015-2016 campaign cycle, the firm won seven out of seven campaigns for clients in California, Hawaii, Oregon, Nevada and Rhode Island.

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