From that font of peer-reviewed knowledge... Wikipedia.
I believe Wulfsberg is also in their portfolio.
The de facto standard these days seems to be a pair of alphanumeric MCDUs, a couple each PFD and MFD, whether it's an offshore helicopter (except the 525) or an airliner and maybe an extra screen or two if you've got the panel and budget space. I'm not sold on touchscreens, but to be fair, haven't used them either.
April, 2014 - Genesys Aerosystems acquired Chelton Flight Systems and S-TEC Corporation.[1][2]
November 10, 2006 - CFS was granted FAA STC approval of the EFIS in the Eurocopter EC 120B helicopter.[citation needed]
September 21, 2006 - CFS was chosen to supply the EFIS for MD Helicopters' light singles program.[citation needed]
2006 - CFS joins GlobalFlyer in the Smithsonian Air and Space Museum.[citation needed]
April 30, 2006 - The M28 Sky Truck from Landmark Aviation delivered its first CFS EFIS equipped aircraft.[citation needed]
June, 2001 - Cobham plc acquired Sierra Flight Systems and renamed the company Chelton Flight Systems.[citation needed]
1997 - CFS founded.