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Patrick O'Brien Email & Phone Number

Location: Denver, Colorado, United States 6 work roles 3 schools
1 work email found @plummer.com LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email p****@plummer.com
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Role
Principal
Location
Denver, Colorado, United States
Company size

Who is Patrick O'Brien? Overview

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Quick answer

Patrick O'Brien is listed as Principal at Alan Plummer Associates, Inc, a company with 163 employees, based in Denver, Colorado, United States. AeroLeads shows a work email signal at plummer.com and a matched LinkedIn profile for Patrick O'Brien.

Patrick O'Brien previously worked as Principal at Fei Engineers and Principal at Briliam Engineering. Patrick O'Brien holds Graduate Studies In Environmental Engineering from Colorado State University.

Company email context

Email format at Alan Plummer Associates, Inc

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*@plummer.com
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AeroLeads found 1 current-domain work email signal for Patrick O'Brien. Compare company email patterns before reaching out.

Profile bio

About Patrick O'Brien

Principal and Mountain West Area Leader at Alan Plummer Associates. Over 25 years of experience in the planning, design and construction of municipal and industrial water treatment facilities and wastewater treatment facilities.

Listed skills include Water, Engineering, Wastewater Treatment, Hydraulics, and 21 others.

Current workplace

Patrick O'Brien's current company

Company context helps verify the profile and gives searchers a useful next step.

Alan Plummer Associates, Inc
Alan Plummer Associates, Inc
Principal
fort worth, texas, united states
Website
Employees
163
AeroLeads page
6 roles

Patrick O'Brien work experience

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

Principal

Current

Provides input on company direction and initiatives; negotiates and develops client contracts; oversees Mountain West Staff; and serves as Principal-in-Charge for projects including scheduling, budgeting, staffing and hiring subconsultants and contractors. Provides QA/QC for projects ranging from multidiscipline design-build to conventional.

Jan 2019 - Present

Principal

Briliam Engineering

Pagosa Springs, Colorado

Responsible for the direction of the company. Contract agreements for clients, contractors and subcontractors. All aspects of the design of water and wastewater facilities, storage, and distribution systems. Feasibility studies. Engineering Reports for permitting requirements. Design-bid-build and design-build projects. Design complexity includes multiple.

May 2002 - Oct 2014

Project Engineer

Denver, Colorado

Project Engineer/Assistant Project Manager responsible for design drawings and technical specifications for water & wastewater treatment facilities, and the ancillary distribution facilities and collection system facilities. Oversight of mechanical, electrical, and I&C engineers to develop designs and coordinate construction site issues. Design-bid-build.

Jun 1998 - Aug 2001

Project Engineer

Staff/Project Engineer responsible for the construction observation of water and wastewater treatment facilities, pipelines, responsible for pay applications, change orders, coordination with Owners and Contractors, development of design documents for the construction of treatment facilities, including construction plans, specifications, assisted in the.

May 1994 - Jun 1998
Team & coworkers

Colleagues at Alan Plummer Associates, Inc

Other employees you can reach at plummer.com. View company contacts for 163 employees →

3 education records

Patrick O'Brien education

FAQ

Frequently asked questions about Patrick O'Brien

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

What company does Patrick O'Brien work for?

Patrick O'Brien works for Alan Plummer Associates, Inc.

What is Patrick O'Brien's role at Alan Plummer Associates, Inc?

Patrick O'Brien is listed as Principal at Alan Plummer Associates, Inc.

What is Patrick O'Brien's email address?

AeroLeads has found 1 work email signal at @plummer.com for Patrick O'Brien at Alan Plummer Associates, Inc.

Where is Patrick O'Brien based?

Patrick O'Brien is based in Denver, Colorado, United States while working with Alan Plummer Associates, Inc.

What companies has Patrick O'Brien worked for?

Patrick O'Brien has worked for Alan Plummer Associates, Inc, Fei Engineers, Briliam Engineering, Burns & Mcdonnell, and Gannett Fleming.

Who are Patrick O'Brien's colleagues at Alan Plummer Associates, Inc?

Patrick O'Brien's colleagues at Alan Plummer Associates, Inc include Qinlin Li, Jenni Griesel, Pe, George Farah, Salar Saadatkhah, and Luke Ahlemeier.

How can I contact Patrick O'Brien?

You can use AeroLeads to view verified contact signals for Patrick O'Brien at Alan Plummer Associates, Inc, including work email, phone, and LinkedIn data when available.

What schools did Patrick O'Brien attend?

Patrick O'Brien holds Graduate Studies In Environmental Engineering from Colorado State University.

What skills is Patrick O'Brien known for?

Patrick O'Brien is listed with skills including Water, Engineering, Wastewater Treatment, Hydraulics, Construction, Environmental Engineering, Water Treatment, and Sewer.

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