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Business Details
29 Years
experience
Expert Environmental Engineering & Consulting Services
Castle Valley Consultants is a multi-discipline engineering design and consulting firm with over two decades of experience serving public and private sector clients across Pennsylvania, New Jersey, and Delaware. Our expertise spans civil engineering, code enforcement, landscape architecture, environmental services, land surveying, and construction administration, with a focus on delivering sustainable, client-centric solutions. As an employee-owned firm, we combine local knowledge with technical excellence to guide projects from property acquisition through construction, ensuring compliance, efficiency, and innovation at every stage.

Our team of certified professionals, including engineers, planners, and environmental scientists, prioritizes responsiveness, trust, and long-term partnerships, as evidenced by client testimonials highlighting our professionalism and technical acumen. We remain committed to advancing community infrastructure while upholding environmental stewardship and regulatory compliance.
Services
Water Treatment Systems Wastewater Facility Design Municipal Engineering Stormwater Management Code Enforcement Services Land Surveying Environmental Services Landscape Architecture GIS Services Park Planning
Details
  • Year established: 1997
Highlights and features
  • We offer over 20 years of specialized expertise in environmental and municipal engineering.
  • Our team includes certified professionals with deep experience in wastewater and stormwater systems.
  • We prioritize responsiveness and client-focused solutions for timely project delivery.
  • We maintain long-term relationships through trust, transparency, and technical excellence.
  • Our multidisciplinary approach ensures comprehensive solutions for complex infrastructure challenges.
Associations and certifications
  • CPESC
What people say
Timely, professional manner Expertise Positive relationship Professionalism and knowledge Delight our customers
Services
Wastewater Facility Design
Castle Valley Consultants designs traditional and alternative wastewater treatment facilities, including decentralized systems for effluent reuse. Our engineers specialize in spray/drip irrigation distribution and regulatory compliance. Clients benefit from cost-effective, sustainable solutions tailored to community needs, with expertise in Pennsylvania Act 537 plans and decentralized systems.
Stormwater Management
We provide innovative stormwater design, permitting, and MS4 compliance services. Our land application systems use drip/spray irrigation for sustainable management. Clients receive BMPs, SWMPs, and NPDES permit support, ensuring environmental protection and regulatory adherence for public and private sector projects.
Code Enforcement Services
Our certified code officials offer plan reviews, inspections, and enforcement for municipalities and developers. Services cover building, electrical, and plumbing codes. Clients gain efficient compliance processes, reducing delays while ensuring safety and regulatory alignment for residential and commercial projects.
Municipal Engineering
We support local governments with engineering design, zoning, and ordinance updates. Services include roadway design, park planning, and grant assistance. Municipal clients benefit from comprehensive solutions that balance infrastructure needs with community growth and regulatory requirements.
Water Treatment Systems
Our team designs potable water distribution and treatment facilities, including arsenic removal and storage upgrades. Clients receive turn-key projects or limited-role support, ensuring reliable, compliant water systems. Expertise includes hydraulic modeling, permitting, and sustainable design for public and industrial applications.
People
Tom Kelso
President
Tom Kelso leads municipal planning initiatives with a Master's in Urban Planning and 25+ years of experience in comprehensive planning and code enforcement.
Gary Weaver
V.P. Engineering
Gary Weaver oversees engineering projects with 30+ years of expertise in water/wastewater systems and mechanical engineering, ensuring technical excellence and regulatory compliance.
Craig Kologie
V.P. Planning
Craig Kologie manages governmental consulting services, specializing in ordinance preparation and municipal project oversight for over 20 years.
Questions
What areas does Castle Valley Consultants serve?
We serve clients in Pennsylvania, New Jersey, and Delaware, with expertise in regional regulatory requirements and infrastructure needs.
What engineering services do you offer?
We specialize in water/wastewater systems, stormwater management, municipal engineering, code enforcement, and environmental consulting.
Are your engineers certified?
Yes, our team includes CPESC-certified professionals and licensed engineers with state-specific regulatory expertise.
How do you handle municipal code compliance?
We provide certified code officials for inspections, plan reviews, and enforcement to ensure timely project approvals.
Can you assist with grant funding?
Yes, we help clients secure funding through grant applications and compliance reporting for infrastructure projects.