Erie's Generator Installer and Commercial Electrician

Ready When the Power Isn't

Power you can count on — from people you can trust. EMSI helps homeowners and businesses across Erie and the surrounding tri-state region stay prepared with reliable backup power, commercial electrical support, and long-term service.

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Generator Installation 

From whole-home standby systems to large commercial and industrial installations, EMSI handles sales, sizing, and installation across the full range.

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Generator Maintenance 

Whether your system was installed by EMSI or another contractor, our certified technicians keep it ready before the next outage hits.

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Commercial Electrical 

One licensed contractor for property managers, facility teams, and businesses across Erie and the surrounding tri-state region.

What We Do

Backup Power and Commercial Support Built for Erie

Power outages, lake-effect storms, aging infrastructure, and business downtime can create real stress for homeowners and facility managers across northwest Pennsylvania. Whether you are protecting a family home, a healthcare office, a restaurant, or a manufacturing operation, reliable backup power matters when conditions become unpredictable. Electrical & Mechanical Systems, Inc. has served the Erie region since 1981 with generator installation, electrical coordination, HVAC support, and long-term maintenance under one accountable team. From residential standby systems to large commercial installations, EMSI helps clients across Erie, Meadville, Conneaut, and Findley Lake and surrounding areas move forward with clearer answers and dependable local support.

Generac Authorized Dealer logo with black text and orange swoosh on white background
Cummins Authorized Dealer logo in black and white
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Who We Help Across Erie and the Tri-State Region

Homeowners Preparing for Power Outages

Families across Erie and surrounding communities want backup power that works when winter weather and utility interruptions hit unexpectedly. EMSI helps homeowners choose and maintain standby generator systems that make daily life feel safer and more manageable.

Commercial Property Managers

Facility issues become harder to manage when multiple contractors are involved during urgent electrical or backup power situations. EMSI gives property managers one reliable team for generator systems, commercial electrical coordination, and ongoing service support.

Manufacturing and Industrial Facilities

Operational downtime can create major scheduling, staffing, and production problems for industrial businesses throughout northwest Pennsylvania. EMSI supports industrial clients with commercial electrical services and backup power systems designed for demanding environments.

Restaurants, Retail, and Healthcare Facilities

Unexpected outages can disrupt customer experiences, inventory protection, and patient care during critical moments. EMSI helps local businesses maintain reliable power systems that support safer, more consistent operations.

Why Choose EMSI

When the Power Goes Out, You Need a Team That's Ready

Choosing backup power should not feel confusing or risky. With EMSI managing generator sales, installation, service, and electrical coordination, homeowners and businesses get one experienced local contractor from the first assessment through long-term maintenance.

White Generac standby generator beside a blue house on a grassy lawn
Outdoor HVAC unit beside a house, partly hidden by tall grass and shrubs

40+ Years Serving Erie

When you need a contractor that understands the region's weather, electrical demands, and commercial environments, decades of local experience help every project feel more dependable.

300+ Active Generator Clients

Backup power becomes less stressful when you know your installer already supports hundreds of systems throughout the Erie area.

Residential & Commercial Solutions

From whole-home standby generators to large commercial systems, you get solutions built around the way your property actually operates.

One Accountable Team

Managing electrical, generator, and HVAC coordination through one contractor reduces delays, confusion, and unnecessary handoffs.

Long-Term Generator Support

With 300+ active clients and in-house certified technicians, EMSI is built for the long haul, not just the install.

Connect With Our Team

Trusted Across Erie for Reliable Power

Rebeka S.

Victoria D.

Chris E.

Tom L.

Affiliated. Accredited. Actively Involved.

We’re actively involved in the associations that shape our industries and elevate our standards:

Generator and Electrical Services That Keep You Running

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Residential Generator Installation

Power outages can leave families dealing with frozen pipes, spoiled food, and unsafe conditions during Erie winters. EMSI installs residential standby generators designed to provide reliable backup power with professional electrical coordination and ongoing support.

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Residential Generator Maintenance

Even reliable standby systems need regular inspection and service to stay prepared for severe weather and unexpected outages. EMSI provides generator maintenance that helps homeowners keep systems operating safely and consistently year after year.

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Commercial Generator Installation

Business interruptions can lead to lost revenue, operational downtime, and safety concerns for staff and customers. EMSI installs commercial and industrial generator systems for facilities that need reliable backup power and experienced project coordination.

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Commercial Generator Maintenance

Commercial generator failures can disrupt operations, interrupt tenants, and create avoidable risk for facilities that count on standby power. EMSI provides preventive maintenance, load bank testing, ATS testing, and long-term service contracts to keep commercial systems ready.

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Commercial Electrical Services

Commercial electrical issues can disrupt operations, slow productivity, and create unnecessary risk for facilities that depend on stable power systems. EMSI supports businesses across Erie with electrical repairs, upgrades, maintenance, and coordinated project support from a licensed regional contractor.

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Commercial HVAC Services

Heating and cooling problems can make workplaces uncomfortable, inefficient, and difficult to operate during harsh northwest Pennsylvania conditions. EMSI helps businesses maintain reliable HVAC performance with responsive commercial service and coordinated building support.

Generator Insights and Backup Power Resources

Stay informed with practical guidance about standby generators, maintenance planning, electrical upgrades, and backup power decisions for homes and businesses throughout Erie and the surrounding region.

What Is Preventative Maintenance for Commercial HVAC Systems?

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Spring Maintenance Needs for Industrial and Manufacturing Facilities in Erie, PA

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Are Whole Home Generators Tax Deductible?

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Spring Is the Best Time to Schedule Generator

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Spring Electrical Inspection for Safer, Efficient Homes

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Portable vs. Standby Generators for PA Homes, Farms, and Small Shops

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The Benefits of Installing an EV Charger at Your Home or Business in Erie, PA

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HVAC Maintenance Tips for Erie Business Owners

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How to Winterize Your Generator Before the First Snow in Erie, PA

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What to Expect During an Electrical Panel Upgrade

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Generator vs. Portable Generator: Which One Should You Choose?

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EV Charger Installation 101: What Homeowners Need to Know

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Frequently Asked Questions

  • Do you install both residential and commercial generators in Erie?

    Yes. EMSI installs residential standby generators as well as commercial and industrial generator systems throughout Erie and the surrounding tri-state region. Projects range from whole-home systems to larger commercial backup power installations.

  • What generator sizes does EMSI work with?

    EMSI supports residential standby generators typically ranging from 13kW to 26kW as well as larger commercial and industrial systems exceeding 200kW. System recommendations are based on the property's electrical demands and operational needs.

  • Are you able to service a generator after the installation?

    Yes. EMSI provides ongoing generator maintenance, inspections, testing, and repair support to help systems stay prepared for outages and severe weather conditions.

  • Do you work with Generac and Cummins systems?

    Yes. EMSI supports both Generac and Cummins generator systems as part of its generator installation and maintenance services.

  • How do I request a home assessment or commercial quote?

    You can request a free home assessment or commercial consultation by calling 814-453-2518 or submitting the contact form through the website.