Valuation range for Med Equip. Distirbutor

I'm looking for advice - especially market insights - on valuation multiple for a small medical equipment distributor. It has grown from $0 to $1M revenue, $250K EBITDA in 26 months. Has targets of $2M rev and $60ok EBITDA in next 12 months (run-rate).

Will have significant earnout###-###-#### %, 18 months).

At this size, is this more of a 2.5-3x or 3.5x or 4x? No other interested buyers.