Family Owned Since 1990. Still Answering the Phones Ourselves
Cocalico Plumbing & Heating is a plumbing, heating, and air conditioning contractor with a reputation for quality work completed on time and within budget, for homes and businesses across Lancaster, Lebanon, and Berks County.
Meet the Family Behind the Trucks
Office staff and field technicians who have been with Cocalico for years.
Jonathan Moyer
President
A licensed master plumber with 40 years in the trade who started Cocalico out of his home in 1990. He served as national president of the Plumbing-Heating-Cooling Contractors Association and past state president of PA PHCC, and spends his time off golfing and hunting.
James Moyer
Vice President
Twenty-four years in the trade, starting as a plumbing and heating laborer and spending 12 years as HVAC manager before moving into the vice president role. He holds an associate degree in business management from Berks Technical Institute and plays softball and hunts in his time off.
Marcie Zerbe
General Manager
Started at Cocalico in 2006 as a part-time CSR and worked her way up through office manager to general manager. One of her favorite parts of the job is the customers who have become extended family, and outside of work she is with her kids and grandkids, in the flower gardens, or cooking and baking.
Scott Smith
Plumbing Manager
Thirty-eight years in plumbing, now running the plumbing side and keeping every job on schedule. He volunteers with his local fire company and spends his time off with his four grandchildren, hunting and fishing.
Corey Haag
HVAC Manager
Trained in HVAC-R at YTI Career Institute and has 23 years in the trade, now overseeing Cocalico’s heating and cooling work. At home you will find him with his wife, son and dog, usually out fishing.
Andy Walstrum
HVAC Service Manager
Sixteen years of repair and service work, most of it learned on the job, and now the person directing Cocalico’s HVAC service calls. Hunting and fishing fill his time off.
Mark Rothweiler
Shop Foreman
Eleven years in this field, starting out on trucks and now running the warehouse and shop so crews leave stocked and ready. Outside of work it is the gym, football, baseball, UFC fights and time with his wife.
Dawn Slifer
Customer Service Representative
The receptionist and scheduler at Cocalico and the first point of contact for most customers, with 34 years in customer service. She loves organizing chaos and getting people exactly what they need, and off the clock she is crocheting or with family and friends.
Sherry Arment
CSR, Payroll and Accounts Payable
With Cocalico since 2011, handling payroll, accounts payable and customer calls, and after 15 years she knows a lot of customers on more than a business level. She loves her coffee hot or cold and trying new places to eat.
Dale Eby
Sales
Twenty-five years in the trade, now on the sales side, where he enjoys meeting homeowners and finding the right solution for what they actually need. He hunts and fishes, especially with his grandkids.
Matt Weaver
Plumber
In his 19th year, specializing in new construction plumbing from the street to the roof on million-dollar-plus homes. He is Poppop to six grandkids and a fan of smoked meats, his Harley and a campfire.
Dennis Pannebecker
Plumber
Went through the plumbing program at CTC in high school and has been plumbing since 2000, 26 years in the trade. A big Penn State fan who likes the outdoors, hunting and camping.
Doug Bernardini
Plumber
Holds an associate degree in plumbing technology from Thaddeus Stevens College of Technology and works as a service plumber with 12 years in the trade. Off the clock he is with his wife and two kids, watching football and baseball, or fishing, hunting and at the shooting range.
Alex Wenger
Plumber
Ten years across residential new construction and service, with experience in water treatment, repipes, gas and propane, well pumps and drain cleaning. He holds a B.S. in applied mathematics and spends his time off playing disc golf, hiking and hosting game nights.
Mark Gockley
Plumber
Came up through the construction cluster and plumbing programs at Brownstown CTC and says he is still learning something new every day at Cocalico. He is rebuilding a 1986 GMC Sierra from the ground up and keeps two antique tractors running.
Brayan Zavala
Plumber
Spent three years in the plumbing program at vo-tech, winning districts in the SkillsUSA competition and going on to compete at states. His favorite thing outside of work is playing guitar.
Garrett Horn
Plumber
Holds an associate’s degree from Pennsylvania College of Technology and is building his career on the plumbing side at Cocalico. Rock climbing, video games and collecting vinyl records fill his time off.
John Depuy
HVAC Technician
In the trade since 2006 and the tech who genuinely enjoys the science behind the refrigeration cycle and thinking his way through complex troubleshooting. He also learns from and trains other techs, and is an avid performance shooting sports enthusiast.
Colton Rentschler
HVAC Technician
Graduated top of his class at Thaddeus Stevens College of Technology and placed first in Pennsylvania and tenth in the country in the 2024 SkillsUSA HVAC competition. Consistency and efficiency are what he brings to every call.
Ian Brightbill
HVAC Technician
Seven years in HVAC, including five with a local mechanical contractor before joining Cocalico. A York Tech grad who will tell you he mostly does what his wife tells him to do.
Gary Hart
HVAC Technician
Holds an associate degree in HVAC from Thaddeus Stevens College and brings dedicated hands-on service experience to every visit. Outside of work he enjoys outdoor recreation and traveling to new states with his wife.
Zack Austin
HVAC Installer and Technician
Does both service and install work and learned all of it on the job here over eight and a half years. Corey calls him the HVAC comedian, and away from work it is family and friends, camping, concerts and video games.
Matthew Martzall
HVAC Installer
Twenty-eight years of in-the-field experience and individual coursework, specializing in installations. He volunteers as a firefighter and enjoys giving back to the community, cooking on the smoker and sitting outdoors by a campfire.
Chris Redinger
HVAC Installer
Graduated from YTI in 1999 and has been in the field ever since, 27 years in the trade. Ductwork installation is the part of the job he enjoys most.
Matt Gradilone
HVAC Installer
Eleven years installing heating and cooling systems across Lancaster, Lebanon and Berks County. He will be the first to tell you he loves his job.
Christian Cashwiler
HVAC Installer
Six years in HVAC installation, quick to learn and versatile across the range of systems Cocalico installs. A family man outside of work.
Derrick Wenrich
HVAC Installer
Installs new construction and replacement systems, starting with an internship his senior year of high school and adding certifications through many training courses since. Hunting, fishing and working out at the gym round out his time off.
Company Background
When your family needs us most, our family is here.
Since 1990, Cocalico Plumbing & Heating has provided dependable, courteous service with the personal attention you expect from a family-owned company. We bring the same commitment to quality to every job, regardless of size. Our team is master licensed in plumbing, factory trained, and EPA certified in the installation and maintenance of heating and cooling systems. We are also fully bonded and insured. Most importantly, our skilled employees are focused on providing dependable service, quality workmanship, and a great experience for every customer.
01
Always a Great Job
Quality work, on time and within budget. The standard hasn’t changed in 35 years.
02
Fair, Upfront Pricing
You hear the price before the work starts. No surprises added at the end of the visit.
03
The Same Familiar Face
Our longtime technicians are people your neighbors know and trust.
Our Service Areas
- Adamstown
- Akron
- Cleona
- Denver
- Elizabethtown
- Ephrata
- Jonestown
- Lititz
- Manheim
- Myerstown
- New Holland
- Palmyra
- Reading
- Reamstown
- Reinholds
- Robesonia
- Sinking Spring
- Stevens
- Terre Hill
- Wernersville
- West Reading
- Wyomissing