MekTek . . http://www.mektek.net/

Mektek : Game resource & Community Site: Developers of the "MP" MekPaK addon for Mw4 Mercenaries

AlphaStrike Studios http://www.alpha-strike.net

AlphaStrike Studios: Community Resource Site: Developers of Map Resources for Mw4 Mercs

Net-Battletech http://www.netbattletech.com/

Net-Battletech: Community Game Resource Site's. Also Hosting Classic, Hardcore, Solaris, Battlefield 2142 Leagues.

MechStorm http://www.mechstorm.net/

MechStorm: Community Resource & Developer of the Mw4 Mercenaries High Definition Patch

Mech3.org . http://www.mech3.org/