Justin Mendinsky Named Assistant Vice President of Water/Wastewater Services
We’re please to announce that Justin Mendinsky has been promoted to assistant vice president, overseeing the firm’s water & wastewater service group. The position was created as part of an ongoing organizational realignment to scale the firm for growth while preserving its commitment to technical excellence and personalized service. The realignment creates unique channels for client outreach, technical expertise, and operational delivery, ensuring each gets proper focus and attention.
Justin’s position is part of the channel focused on technical expertise. As such, he will be responsible for driving quality and consistency in project delivery across the organization by ensuring best practices are implemented across all water and wastewater teams and ensuring staff members get the training they need to meet evolving industry standards. He will also foster a collaborative, results-driven culture in the water and wastewater division.
Justin previously managed the water & wastewater team in HRG’s Harrisburg office and has more than 20 years of experience with the firm. He is active in the water and wastewater industry, serving in various leadership roles with the Central Pennsylvania Water Quality Association and Pennsylvania Water Environment Association over the years. In addition, he serves the community as a member of Carlisle High School’s Occupational Advisory Committee, ensuring engineering coursework reflects the skills students need to join the workforce and sharing work experience with the students in the classroom.
Mentorship is a key aspect of the assistant vice president position, according to Erin Threet, HRG’s vice president of services, and Justin excels in that role. She says, “Justin has been a mentor and friend to me since my first day at HRG, providing an impressive knowledge of how to bring projects to fruition. This includes some of HRG’s most complex and innovative projects over the past 20 years. He is quick to help any member of the team and works harder than almost anyone I know. I can’t imagine anyone better to lead and inspire the water and wastewater team.”
HRG has promoted Cory Salmon to assistant vice president. Cory previously served as a group manager overseeing the water and wastewater division in southeastern Pennsylvania. He will now oversee all operations in Southeastern Pennsylvania, managing the firm’s King of Prussia office, its financial resources, and the supervision of local staff. He will also support key client management activities in the region.
Ed Ellinger, HRG’s chief operations officer, says, “Southeastern Pennsylvania has been a key growth market for HRG, and Cory is responsible for a lot of that success. He is a dedicated engineer who cares deeply about his clients, his colleagues, and his community, and he always gives his best to every project. I know he has the skill and the determination to lead this team to even greater growth in the years ahead.”
Roger Sandak has joined HRG as a team leader assisting water and wastewater utilities with process control and automation. Sandak previously served as manager of automation and controls at a large private utility and operated his own consulting firm serving small municipalities that could not afford to have full-time process control and automations staff. He has more than 30 years of experience.
Cory Salmon is featured in the latest issue of Wastewater Digest as one of the industry’s “Top Young Pros.” (
Hyon Duk Shin has joined HRG as a senior quality engineer in their water and wastewater group. In addition to his role as a client manager, he will manage technical design standards and staff training related to wastewater treatment, collection and conveyance facilities, and combined sewer modeling and optimization. He will also enhance the firm’s expertise in water facilities planning as well as PFOS/PFOA treatment and distribution facilities.
HRG’s water and wastewater practice area leader, Josh Fox, authored an article in the April issue of The Authority with Carlisle Borough’s director of public works, Mark Malarich. They talk about the success the borough has had using infiltration/inflow data to prioritize capital improvement needs and eliminate aging infrastructure. Over the past eight years, the borough has re-lined more than 46,000 linear feet of pipe and repaired, replaced or rehabilitated more than 200 manholes. Josh and Mark also talk about the importance of building flexibility into a capital improvement plan, and the ways they’ve been able to adjust their plans to respond to changing needs.
Ben Burns has been promoted to senior quality engineer in the water and wastewater group at Herbert, Rowland & Grubic, Inc. (HRG) He will manage technical design standards with a specific focus on innovative wastewater process solutions, biosolids management, and energy production from wastewater.
Garrett Stoy has joined Herbert, Rowland & Grubic, Inc. (HRG) as a group manager in their State College office. Stoy will oversee a team of 11 professionals who design water and wastewater systems for public and privately owned utilities. He will also assist with sales and business development.