hi...
we can design your project in Altium Designer..
we ll provide to you schematics, PCB, BOM and gerber files and what you need
we are interesting your project, pls give me more details..
we has designed 90 sec recorder module already, we change that chip with 120 sec and add microcontroller for time loop, all is done... i can provide to you source code also (if you want)
thanks..