General Electric (GE) having introduced two Electronic Air Conditioning units that are now HomeKit compatible. These units were previously only compatible with Amazon Alexa, Google Assistant and IFTTT, but have now been updated to include HomeKit compatibility.
The two models listed on the GE website are the AHP10AX and the AHP08LX, with the former being the larger of the two units in terms of physical size and cooling capacity.
More information for the respective products can be found below
Thanks to u/Rickmasta on the r/HomeKit Reddit for first spotting this.