R.E. "Bob" Wallace, PE, RPLS, President
Paul Boyer, PE, CFM, Project Manager
Scott Cahak, PE, Project Engineer
Paul Boyer, PE, CFM, Project Manager
Darrell Vickers, AIA, LEED-AP, Project Manager
Sean Flaherty, RPLS, SrVP
Lonny Gillespie, RPLS, Project Manager
Dan Flaherty, RPLS, Project Manager
Vana Proffitt, RPLS, Project Manager
Vana Proffitt, RPLS
Project Manager. 35 years experience. Combined engineering, surveying and permit consulting background. Excels in acquiring necessary permits for public and private sector projects.
Registrations:
State of Texas RPLS, #5779
TxDOT Precertified, ESN #19248
Contact:
(512) 248-0065
Lonny Gillespie, RPLS
Survey Project Manager. 31 years experience. Proficient in both performance and management of design, boundary, roadway, topographic, route, pipeline and construction surveying.
Registrations:
State of Texas RPLS, #5261
TxDOT Precertified, ESN #7024
Contact:
(214) 747-3733
Darrell Vickers, AIA, LEED-AP
Project Manager. NCARB Certified. 25 years experience. Leadership in Energy and Environmental Design (LEED) Accredited Professional.
Registrations:
State of Texas Architect, TBAE #16062
NCARB Certification,
#60,253
GBCI LEED-AP
Contact:
(254) 399-7168
George Jezek, AIA
Vice President. Director of Architecture. NCARB Certified. Interior Designer. 45 years experience. Started the Architectural Division in 1995. Building design well-recognized throughout central Texas.
Registrations:
State of Texas Architect, TBAE #7015
State of Texas Interior Designer, #1458
NCARB Certification, #27784
Contact:
(254) 399-7169
Paul Boyer, PE, CFM
Project Manager. 25 years experience. Certified Floodplain Manager. Design of streets, drainage, commercial sites, and subdivisions in compliance with local standards.
Registrations:
State of Texas PE, #69090
CFM, #0403-02N
Contact:
(254) 554-5959
David Marek, PE
Vice President. 18 years experience. Civil know-how - utility, drainage, and roadway design, hydrologic/hydraulic analysis, FEMA floodplain modification, and everything in between.
Registrations:
State of Texas PE, #83327
TxDOT Precertified, ESN #19225
Contact:
(254) 772-9272
Scott Cahak, PE
Project Engineer. 34 years experience. Well versed in all aspects of W-WW treatment, storage, distribution, and collection. Former Engineering Manager for Cedar Rapids, Iowa.
Registrations:
State of Texas PE, #105353
Contact:
(254) 772-9272
Sean Flaherty, RPLS
Senior Vice President. 31 years experience. Full range of expertise, from field work to survey management. In-depth knowledge of north Texas.
Registrations:
State of Texas RPLS, #5258
TxDOT Precertified, ESN #19247
Contact:
(214) 747-3733
Dan Flaherty, RPLS
Survey Project Manager.
32 years experience. Acquired skills that cover entire spectrum of survey practice. Texas knowledge - Gulf Coast, West Texas, I-35 Corridor.
Registrations:
State of Texas RPLS, #5004
State of Arkansas PS, #1290
State of Oklahoma PLS, #1439
40 Hour HAZWOPER 29CFR1910-120 Certified
TxDOT Precertified, ESN #4802
Contact:
(512) 248-0065
Kevin Glovier, PE, Project Engineer
Kevin Glovier, PE, Project Engineer
Kevin Glovier, PE
Project Manager.
37 years experience.
Expertise in design and management of public utility systems for municipalities.
City Engineer for over 39
cities in Texas.
Registrations:
State of Texas PE, #54472
State of Oklahoma PE, #16124
State of New Mexico PE, #11866
State of Kansas PE, #12342
State of Colorado PE, #27816
Contact:
(214) 747-3733
R.E. "Bob" Wallace, PE. RPLS
President. 46 years experience. Founder of TWG in 1976.
Pioneer in W-WW treatment technologies in Texas.
Registrations:
State of Texas PE, #29300
State of Arizona PE, #24464
State of Texas RPLS, #2295
TxDOT Precertified, ESN #17772
Contact:
(254) 772-9272
