candle science, peak, tn candle, ky candle, bluegrass, bert's, solas, oregon trail, northstar, farmhouse, heartfelt, widlfire, BCN, BCS, WSP, Daystar, tradewinds, scent works, just by nature, tony's, flicker's, millcreek, nature's garden, lonestar, candles & supplies, candle cocoon, scented bean, a garden eastward, fragrance oil central, fragrance oil heaven, fragrances by design, greenleaf, ICS, backwoods... that's a start... ETA: I've only tested oils from a few of these, sorry I'm not more help!