Van Meter Inc. of Cedar Rapids has taken a 25 percent stake in Eyedro Green Solutions, an Ontario, Canada, company that makes electronic systems that monitor residential and commercial electricity consumption.It marks the first time employee-owned Van Meter, a distributor of automation, energy, data communications, electrical, lighting and medium-voltage supplies and support, has taken an equity stake in another business.Van Meter hosted a four-day investment forum in June, where select entrepreneurs pitched their businesses to company leaders.