Business Details
36 Years
experience
Emergency
services
Reliable HVAC & Plumbing Services in Manchester, NH
Founded in 1990, Oliver Mechanical is a full-service mechanical contracting firm headquartered in Manchester, NH, serving clients across New Hampshire and Massachusetts. Our expertise spans HVAC installation and service, commercial plumbing systems, and mechanical solutions for diverse sectors including senior living, healthcare, hospitality, and industrial facilities. With nearly three decades of experience, we combine technical proficiency with a commitment to innovation, delivering cost-effective, code-compliant systems tailored to client needs. Our team of licensed, OSHA-certified professionals prioritizes ongoing training to stay at the forefront of industry advancements, ensuring reliable service and customer satisfaction.From initial design to project completion, we emphasize collaboration with stakeholders to achieve efficient, durable installations. Our 24/7 on-call service division guarantees prompt support for urgent HVAC and plumbing requirements, reinforcing our reputation as a trusted partner for residential and commercial projects. Backed by a proven track record in plan-and-spec and design-build markets, we leverage value-engineering strategies to optimize outcomes without compromising quality. This dedication to excellence has solidified our position as a leader in mechanical contracting, serving both local and regional markets with integrity and technical mastery.
Services
HVAC Installation
Commercial Plumbing
HVAC Service
Ductless Systems
Hydronic Heating
Gas Piping
Refrigeration Systems
Exhaust Systems
ERVs
Controls
Details
- Year established: 1990
Highlights and features
- We provide 24/7 on-call HVAC and plumbing support.
- Our technicians are OSHA-certified and EPA-certified.
- Decades of experience in commercial and residential mechanical systems.
- Skilled estimators specialize in value-engineering for cost-effective solutions.
- Fully licensed professionals committed to ongoing training and code compliance.
Associations and certifications
- OSHA
- EPA
Services
HVAC Installation
Oliver Mechanical delivers comprehensive HVAC installation for commercial, industrial, and residential properties. Our team specializes in rooftop units, ductless/VRF systems, and traditional split systems, ensuring energy efficiency and compliance with current codes. With decades of experience, we integrate advanced technologies to meet project-specific requirements while maintaining timely execution and long-term reliability.
Commercial Plumbing
We design and install complete commercial plumbing systems, including underground trenching, waste and venting, and hydronic heating. Our licensed plumbers adhere to strict safety standards and local regulations, providing durable solutions for new constructions and renovations. Continuous training ensures proficiency in modern techniques, guaranteeing cost-effective, code-compliant installations tailored to client needs.
HVAC Service
Our 24/7 service division addresses urgent HVAC repairs and routine maintenance for residential and commercial clients. EPA-certified technicians diagnose and resolve issues promptly, minimizing downtime. Regular maintenance plans extend system lifespan, optimize efficiency, and prevent costly breakdowns, supported by our commitment to rapid response and technical expertise.
Ductless Systems
Oliver Mechanical installs and services ductless/VRF systems for spaces requiring zoned climate control. These energy-efficient solutions are ideal for retrofitting older buildings or new constructions without traditional ductwork. Our team ensures precise installation and integration with existing systems, delivering consistent comfort and reduced energy consumption for residential and commercial applications.
Gas Piping
We provide safe, code-compliant gas piping installations for residential and commercial properties. Our licensed technicians handle propane and natural gas systems, including appliance connections and large-scale industrial applications. Rigorous safety protocols and regular inspections ensure leak-free performance, supporting reliable operation for heating, cooking, and industrial processes.
Questions
What services does Oliver Mechanical offer?
We specialize in HVAC installation and service, commercial plumbing systems, ductless/VRF systems, hydronic heating, gas piping, and emergency repairs for residential and commercial clients.
Do you provide 24/7 emergency services?
Yes, our service division offers 24/7 on-call support for urgent HVAC and plumbing issues, ensuring prompt resolution of critical system failures.
Which areas do you serve?
We operate throughout New Hampshire and Massachusetts, delivering mechanical contracting services to residential, commercial, and industrial clients in both states.
Are your technicians certified?
All field staff are licensed professionals with OSHA and EPA certifications, ensuring compliance with safety standards and industry best practices.
How can I request a quote?
Visit our website and use the 'Request a Quote' form, or contact us directly at 603-621-9063 to discuss your project requirements with our team.
Reviews (2)
Charles Tartarian
Jan 27, 2021
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Worst plumbers ever. Flooded our building twice. Does not own up to shoddy work. Blames it on other people. Worst company ever.
Nicole Kelly
Oct 02, 2020
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Critical:Responsiveness
I have called this company on at least 2 occasions and emailed them on 2 separate occasions looking for an estimate of work and they either ignored the emails or said they would email me over the estimate and did not. If you want business you should not ghost your potential customers!
I have called this company on at least 2 occasions and emailed them on 2 separate occasions looking for an estimate of work and they either ignored the emails or said they would email me over the estimate and did not. If you want business you should not ghost your potential customers!
