

STH Inc Information
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STH Inc
Summary
STH offers pre-engineered and packaged fire pumps, water booster systems, sump & sewage systems, controllers, VFDs, rainwater harvesting systems, and on-site wastewater systems for the commercial and ...Show more
Industries
Construction
Headquarters Location
Employees Size
100-200 employees
Founded
1973
Employees Turnover 3 quarter 2025
Number of employees switched from or switched to
Total number all of employee turnover
Length of Employment
Employee tenure at STH Inc shows a diverse range of experience levels:
4% have been with the company for less than 1 year14% for 1–2 years11% for 3–4 years11% for 5–7 years11% for 8–10 years50% have over 11 years of service at STH IncEx-employees positions
In Company
In New Company
Contact top employees from
STH Inc
Luis Zuniga
Technical Project Manager
Ciji Masser
Operations Manager
Christina Morris
Technical Project Manager / Estimator
Gareth Koogle
President
Zac Chillemi
Municipal/Industrial Sales Manager
Avery Trent
NetSuite Administrator
Carroll Holmes
Engineering Sales Representative -Team Lead
Reagan Holmes
Project Manager
Robin Dunn
Marketing Specialist (functioning as the Marketing Manager)
Justin Fox
Marketing Intern
Joseph Enzler
Aftermarket Sales Representative
Trevor McClure
Engineer account representative
John Jaworski
Municipal & Industrial Account Rep
Kelli Swift
Lead Aftermarket Contractor Representative
Mark Smullen
Engineering Account Rep
Garrett Working
Executive Manager, Human Resources
Randall Reaver
Operational Support
Benjamin Carmack
Salesman
Cameron Hallock
Account Representative
Marlena Schweikart
Pre-Construction Coordinator
Tyrus Martin
Territory Account Representative
Zach Curll
Commissioning Specialist
Danielle OReilly
Service Administrator
Brittney Stevenson
Assistant Project Manager