Profile: Brunner Enterprises, Inc. offers custom and standard aluminum extrusions. Our extrusions include angles, bars, channels, round, square & rectangular tubes, and schedule 40 pipe. We also provide sliding t-track, J channel, F channel, h & H channels, corner extrusions, division bars, Z bars, sign frame extrusions, caps & coves, decorative mirror trim, showcase door tracks, boat & RV moldings, counter edging and other aluminum shapes.