LISTING OF MEMBERS BY SERVICE : "M" A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z  MASONRY / Contractors Benson Masonry 856-9141 Joe Gustavis Masonry Contractor 894-0338   MATERIAL TESTING LABORATORIES Ladner Testing Laboratories 362-5421 (Jackson) 863-9657 (Gulfport) 544-5782 (Hattiesburg)   MECHANICAL / HVAC / Contractors / Equipment / Sales / Service / Supplies Acy's Air Conditioning and Heating 283-4324 fax 283-1757 Atlas Insulation 372-3993 Buford Plumbing 372-7676 Hodges Engineering 856-2151 Controlled Air Comfort 372-3261 Environment Master, Inc. 353-4681 Keyes Mechanical 932-4507 Klingler Electric 957-555 Lamatt Agency/ Catledge Division 956-1221 Mid-Mississippi Mechanical 936-6499 J.L. Roberts Plumbing 939-1011 Siemens Building Technologies / Landis Division 948-5888 South Central Heating & Plumbing Co. 982-5351 Upchurch Plumbing 453-6860 Ward Mechanical Equipment 956-3002 Watts Engineering Sales 898-1017 Young Mechanical Inc. 373-3212   METAL BUILDING / Components / Prefabricated G.M. Horne & Company 981-1600   METAL DECK / Bar Joist Slay Steel, Inc. 483-3911 S&H Steel Corporation 932-0250 MILLWORK / Custom / Prefab / Cabinets Southeastern Constructors, Inc. 825-9791 fax 824-0308