Our Staff

Mark Neas


Chief Executive Officer

Office Number: (281) 478-5800


​Mark serves as Chief Executive Officer of the newly combined entity of Evergreen Industrial Services, GEM Mobile Treatment Services and North American Industrial Services.  Prior to joining our team, Mark served as the President of Brand Energy Solutions, LLC, a Brand Energy & Infrastructure Services company. He served in that role for 6 years. Prior to his tenure with Brand, Mark served as the President of Honeywell Technology Solutions Inc. at Honeywell International Inc.  He also served as Vice President and General Manager of Americas Regional and General Manager of South Region of Honeywell Process Solutions. He spent 14 years with Honeywell in several other roles, including Account Manager, Sales Manager, Business Director for the Global Hydrocarbon Processing Market, and Sales Director for the Energy Market in the Americas. Prior to Honeywell, Mr. Neas was employed at Setpoint, Inc., serving in various roles, including Advance Control Engineer, Project Manager and Account Manager. His Honeywell training includes completion of the Honeywell-sponsored General Management Program and he has also received his Six Sigma Green Belt. Mark earned a bachelor's degree in Chemical Engineering from Texas Tech University in Lubbock, TX.  Mark lives in Houston, TX with his wife and 3 daughters.  

Let Evergreen handle all your industrial service needs. Get in touch with us today!

Contact Us


Corporate Headquarters
704-C Old Underwood Rd.
La Porte, Texas 77571
Phone: 281.478.5800
Toll-Free: 1.877.267.2840
Fax: 281.478.5004

7888 Beauxart Garden Rd.
Nederland, TX 77627
Phone: 409.727.2900

Corpus Christi
421A Junior Beck Drive
Corpus Christi, TX 78405
Phone: 361.452.2331

La Porte
704-C Old Underwood Rd.
La Porte, Texas 77571
Phone: 281.542.1052
Fax: 281.542.9870

La Porte 
1434 Sens Rd. 
LaPorte, TX 77571 
Phone: 281.471.0107 
Fax: 281.471.01622

1004 Pine Street
Monroe, LA 71201
Phone: 318.324.9555

Texas City
3331 FM 1765
Texas City, TX 77590
Phone: 409.945.6700

Lake Charles
214 Walcot Rd.
Westlake, LA 70669
Phone: 337.882.6588

El Dorado
765 Del Tin Highway
El Dorado, AR 71730
Phone: 870.863.8744

West Coast Locations

Northern California
3915 Teal Ct.
Benicia, CA 94510
Phone: 707.751.1710
Fax: 707.751.1711

Southern California
2525 Cherry Hill Ave. 
​Suite 105
Signal Hill, CA 90755 
Phone: 562.436.2999 
Fax: 562.495.1039