611 Bill Summers International Blvd, Weslaco, TX 78596, US
|

Sigler, Winston, Greenwood & Associates
Since 1945

About Us

President-CEO-Principal Engineer

Randall C. Winston, P.E.

Mercedes High School

Texas A&M University BSCE

Texas A&M University Masters in Civil Engineering 

33 years experience 


Vice President- Principal Engineer

Joseph B. Winston, Jr. P.E., RPLS

Mercedes High School

Texas Tech University BSCE

48 years experience 




Chief Financial Officer

Ronald Peynado

Mercedes High School

University of Texas- Pan American 

19 years experience 

Engineer

Jose G. Reyes P.E. 

Prepa. Fco. J Mujica

University of Texas San Antonio

23 years experience 




Engineer

Isaac Huacuja, EIT 

Texas A&M Agricultural Engineering 

University of Texas Rio Grande Valley BSCE

4 years experience

Engineer

Sergio Gonzalez

Graduate Engineer

Donna High School

University of Texas Rio Grande Valley

1 year experience 

Graduate Engineer - Inspection

Jorge Rios, EIT (Mechanical Engineer)

Sharyland High School

University of Texas Rio Grande Valley

17 years experience 

Inspection - Field Team Foreman

Don Bloom

Harlingen High School

University of Texas- Pan American

35 years experience 

GIS Specialist - Drafting - Artist Rendering

Rebecca Salinas

Mercedes High School

South Texas College

5 years experience 

Senior CADD Tech

Manuel Valdez, Jr.

Donna High School

43 years experience 

CADD Tech

Douglas Franco

Mercedes High School

Texas State Technical College

15 years experience 

CADD Tech

Adan Flores

Raymondville High School

Texas State Technical College 

21 years experience 

Project Coordinator

Cynthia Meza

University of Texas Rio Grande Valley

20 years experience 

Client Relations

Chris Winston

Mercedes High School

University of North Texas

2 years experience 

Grant Administration - Client Relations

Christian Winston

Winston Academy

Texas A&M University

5 years experience

Administrative Assistant

Delaila Constante

Mercedes High School

10 years experience 

Administrative Assistant

Candice D. Zamora 

Mercedes High School

University of Texas- Pan American 

9 years experience