Tim O'Brien, Pe, Env-Sp
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Tim O'Brien, Pe, Env-Sp Email & Phone Number

Vice President and Regional One Water Treatment Market Leader at STV
Location: Flower Mound, Texas, United States 6 work roles 4 schools
4 work emails found @greshamsmith.com LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 4 work emails

Work email e****@greshamsmith.com
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Current company
STV
Role
Vice President and Regional One Water Treatment Market Leader
Location
Flower Mound, Texas, United States
Company size
4101 employees

Who is Tim O'Brien, Pe, Env-Sp? Overview

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Quick answer

Tim O'Brien, Pe, Env-Sp is listed as Vice President and Regional One Water Treatment Market Leader at STV, a with 4101 employees, based in Flower Mound, Texas, United States. AeroLeads shows a work email signal at greshamsmith.com and a matched LinkedIn profile for Tim O'Brien, Pe, Env-Sp.

Tim O'Brien, Pe, Env-Sp previously worked as Vice President at Gresham Smith and Vice President at Gresham Smith. Tim O'Brien, Pe, Env-Sp holds Ms, Environmental Engineering from Southern Methodist University.

Company email context

Email format at STV

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*@greshamsmith.com
77% confidence

AeroLeads found 4 current-domain work email signals for Tim O'Brien, Pe, Env-Sp. Compare company email patterns before reaching out.

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Profile bio

About Tim O'Brien, Pe, Env-Sp

Tim O’Brien has experience in evaluation and design of water and wastewater treatment systems. He also has experience with water quality analysis and advanced water treatment disinfection. Additional experiences include wastewater technology evaluation, wastewater treatment detailed design, process design for wastewater treatment systems, aerobic biological treatment process optimization, water reuse evaluation, and cost estimation. Tim also has distinct understanding and experience of construction contract administration and management as well as alternative project delivery methods.Specialties: Water and Wastewater Residuals DewateringCredentials: Professional Engineer (GA, FL, TX, NE); ENV-SP

Listed skills include Wastewater Treatment, Water Treatment, Water, Water Quality, and 14 others.

Current workplace

Tim O'Brien, Pe, Env-Sp's current company

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STV
Stv
Vice President and Regional One Water Treatment Market Leader
Flower Mound, TX, US
Website
stvinc.com
Employees
4101
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6 roles

Tim O'Brien, Pe, Env-Sp work experience

A career timeline built from the work history available for this profile.

Vice President And Regional One Water Treatment Market Leader

Stv

Flower Mound, Tx, Us

Vice President

Gresham Smith

Dallas, Texas, United States

Operations Leader

Senior Environmental Engineer

Gresham, Smith And Partners

Dallas/Fort Worth Area

Currently working as a senior environmental engineer responsible for projects from proposals and conceptual design through detail design, construction, and facilities startup. Additionally, I am responsible for masterplanning documents and analytical studies for water/wastewater process optimization. Project management responsibilities include budget planning/tracking, financial and schedule tracking, invoicing, and client scope/fee negotiations.Project Experiences Include:- Water and Wastewater Treatment Plant Expansions and Upgrades- Water and Wastewater Process Studies- Wastewater Dewatering Studies, Pilot Plant Operations, Designs- Collection System Studies- Water Treatment System Pilot Studies- Distribution System Modeling and Water Quality Analysis- Construction and Contract Management- Landfill Leachate Pumping System Design- Advanced Oxidation using Ozone for Water Disinfection Design- Industrial Wastewater Studies- Water Treatment Gravity Filtration Designs- Pipeline Alignment Studies- Wastewater Odor Control Studies and Designs- Wastewater Reuse Studies, Masterplanning, Technology Evalaluations

Project Engineer

Malcolm Pirnie

Atlanta, Ga

Environmental engineer responsible for projects from proposals and conceptual design through detail design, construction, and facilties startup for both municipal and industrial clients. Additionally, I was responsible for masterplanning documents and analytical studies for water/wastewater process optimization. Project manager and technical team leader responsible for project scope, deliverables, budget planning/tracking, financial and schedule tracking, invoicing, and client scope/fee negotiations.

Jul 2004 - Jul 2012

Engineering Intern

Ch2M Hill

Engineer intern during summers and holiday breaks from college degrees in Civil and Environmental Engineering. The F. Wayne Hill Advanced Wastewater Reclamation Facility is located in Gwinnett County, Georgia. This project included multi-phase, multi-contractor construction contracts that totaled over $350 Million. Engineer internship experience included assisting:- Resident contract management using Primavera Project Planner and Primavera Expedition- Submittal review- O&M review- As-built document management- Construction inspection- Start-up services- Site surveying.

Apr 1999 - Dec 2003
Team & coworkers

Colleagues at STV

Other employees you can reach at stvinc.com. View company contacts for 4101 employees →

MD Manushi Dalal, Cmit® Manushi Dalal, Cmit® Colleague at StvJersey City, New Jersey, United States View → MM Marian Mitroi Marian Mitroi Colleague at StvIlfov, Romania View → RR Ricardo Rodrigus Ricardo Rodrigus Colleague at StvRio Grande Do Sul, Brazil View → AS Anthony S. Anthony S. Colleague at StvPottstown, Pennsylvania, United States View → IA Isaac Auguste Isaac Auguste Colleague at StvBrooklyn, New York, United States View → JD Jack D'Andrea, Ccm Jack D'Andrea, Ccm Colleague at StvFairfax County, Virginia, United States View → EH Eugene H. Eugene H. Colleague at StvLos Angeles, California, United States View → AP Akash Patel Akash Patel Colleague at StvNew York, United States View → KB Kathryn Baker Kathryn Baker Colleague at StvCharlotte, North Carolina, United States View → SM Sylvia Medina Sylvia Medina Colleague at StvAustin, Texas, United States View →
4 education records

Tim O'Brien, Pe, Env-Sp education

Bs, Civil And Environmental Engineering

Southern Methodist University

Activities and Societies: National Society for Professional Engineers Tau Beta Pi Engeering Honors Society

FAQ

Frequently asked questions about Tim O'Brien, Pe, Env-Sp

Quick answers generated from the profile data available on this page.

What company does Tim O'Brien, Pe, Env-Sp work for?

Tim O'Brien, Pe, Env-Sp works for STV.

What is Tim O'Brien, Pe, Env-Sp's role at STV?

Tim O'Brien, Pe, Env-Sp is listed as Vice President and Regional One Water Treatment Market Leader at STV.

What is Tim O'Brien, Pe, Env-Sp's email address?

AeroLeads has found 4 work email signals at @greshamsmith.com for Tim O'Brien, Pe, Env-Sp at STV.

Where is Tim O'Brien, Pe, Env-Sp based?

Tim O'Brien, Pe, Env-Sp is based in Flower Mound, Texas, United States while working with STV.

What companies has Tim O'Brien, Pe, Env-Sp worked for?

Tim O'Brien, Pe, Env-Sp has worked for Stv, Gresham Smith, Gresham, Smith And Partners, Malcolm Pirnie, and Ch2M Hill.

Who are Tim O'Brien, Pe, Env-Sp's colleagues at STV?

Tim O'Brien, Pe, Env-Sp's colleagues at STV include Manushi Dalal, Cmit®, Marian Mitroi, Ricardo Rodrigus, Anthony S., and Isaac Auguste.

How can I contact Tim O'Brien, Pe, Env-Sp?

You can use AeroLeads to view verified contact signals for Tim O'Brien, Pe, Env-Sp at STV, including work email, phone, and LinkedIn data when available.

What schools did Tim O'Brien, Pe, Env-Sp attend?

Tim O'Brien, Pe, Env-Sp holds Ms, Environmental Engineering from Southern Methodist University.

What skills is Tim O'Brien, Pe, Env-Sp known for?

Tim O'Brien, Pe, Env-Sp is listed with skills including Wastewater Treatment, Water Treatment, Water, Water Quality, Engineering, Environmental Engineering, Water Resources, and Water Supply.

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