News & Events

Join Us at NEWWA

2023 Spring Joint Regional Conference & Exhibition


Tighe & Bond is a proud participant in the New England Water Works Association’s upcoming 2023 Spring Joint Regional Conference & Exhibition. We hope that you will consider attending this year’s event to learn about the latest developments in the drinking water profession.

For more information on this conference, or to register click here.

We will also be in the Exhibit Hall at Booth No. 800. Come meet our team!

Stop by to hear our team present on the following topics:

Technical Sessions

Wednesday, April 5

Session 1 Distribution I – Water Quality

Using Water Quality Models to Identify and Address Low Chlorine Residual in Distribution Systems
9:30 AM
Heather Doolittle, P.E., Project Engineer,  Tighe & Bond
Lesley Milligan, P.E., Senior Engineer,  Tighe & Bond

Session 3 Management & Finance 

Qualifications-Based Selection (QBS): Innovation & Value
10:00 AM
Peter Valinski, P.E., Vice President, Tighe & Bond

Thursday, April 6

Session 11 Distribution & Storage 

Southwick Water System Distribution Improvements – From Water Main Improvements and Replacing Pumps to a New Booster Pump Station with Disinfection
9:00 AM
Joseph Popielarczyk, P.E., Project Manager, Tighe & Bond
Randal Brown, P.E., DPW Director, Town of Southwick

Session 13 Dams

Low Level Outlets: Is There an Alternative To Dig and Replace?
10:30 AM
Steven Sroka, P.E., Senior Engineer, Tighe & Bond


Heather Doolittle, PE – Project Engineer: Heather specializes in water system planning and engineering projects. Her project work focuses on using water distribution models to support master and capital improvement planning, inform emergency operating strategy, and address unique hydraulic and water quality challenges throughout the Northeast.


Lesley Milligan, PE – Senior Engineer: Lesley specializes in water resources and has extensive experience in hydraulic and water quality modeling of water distribution systems. She also helps clients with water supply planning, drinking water master plans, and water infrastructure design.


Peter Valinski, PE – Vice President: Peter serves as principal and project manager on a variety of projects, with a primary focus on water and wastewater improvements. His expertise includes capital improvements planning, water and sewer rate evaluations, engineering studies, design, permitting, and cost estimating.


Joseph Popielarczyk, PE – Project Manager: Joe specializes in civil engineering projects such as water and wastewater. His experience includes chemical feed systems, drinking water and sanitary sewer pumping stations, and sanitary sewer and drinking water collection and distribution systems design.


Steven Sroka, PE – Senior Engineer: Steven has extensive experience in the inspection, analysis, design, and construction of a variety of dam projects. He manages the engineering design, permitting, and construction phase services for municipal and private clients on cost-effective dam improvements.