Chai Carts in Boston, MA

Solarium Coffee runs a full mobile espresso bar across Greater Boston and MetroWest, using single-estate coffee roasted in Massachusetts and scratch-made syrups. Owners Ben and Halle handle planning directly and are usually behind the cart on the day. Their pricing is published up front with no surcharges, and they have served MIT, Harvard, the Boston Red Sox, Levi's, Anthropologie, and FIFA. Setup needs a 6x6 ft space and a 15 amp outlet, with a tent and generator available for outdoor events.

$849 for one barista (up to 100 guests), $1,449 for two baristas (100 to 300+ guests)

Solodko Coffee is a Boston-based mobile coffee cart founded in 2019, serving specialty espresso at corporate, retail, and private events across the East Coast. Named after the Ukrainian word for sweet, they run bespoke espresso bars with professional baristas and coffee sourced from Kavka in Maine, and their menu covers seasonal signature drinks, teas, chai, and hot cocoa alongside the classics. Corporate clients have included Google, Meta, Morgan Stanley, Fidelity, AstraZeneca, and David Yurman. Setup needs a 6ft by 5ft space and one dedicated 15-amp circuit per bar.