Miller Bros Solar — Top 5 Solar O&M Provider in the US
Top 5 Solar O&M Provider in the US

Partnerships Built On Integrity

Complete Solar and Energy Storage O&M solutions with proven results — managing 5,500+ MW DC across 23 states since 2012.

Call 1.610.340.8393
23
States Served
250+
Active Sites
5.5 GW
PV Under Management
5 GWh
Energy Storage Contracted
Our #1 Value

Safety Is Our Number One Value

Our employees are our most valued asset — their safety and well-being are our greatest responsibilities. We have a zero-incident mindset at MBS. We believe all work-related incidents are preventable. We train and empower our employees to achieve this goal.

Zero Incident Mindset
Stop Work Authority
OSHA Compliance
Continuous Training
What We Do

One Of The First Independent Service Providers

Founded in 2012, Miller Bros Solar has a nationwide footprint to provide your investment with best-in-class O&M services.

Utility O&M

Full-suite operations and maintenance for utility-scale solar from 20MW to 485MW DC with 24/7 monitoring and NERC compliance.

GO/GOPGADS Reporting24/7 Ops

Commercial O&M

Best-in-class C&I solar portfolio management at national scale, combining our Operations Center with skilled field technicians.

Performance Optimization24-Hr Response

Tech Services

Certified inverter services, commissioning, repowering, DC health inspections, and major incident recovery.

Inverter CertifiedRepowering

Energy Storage

5 GWh of contracted energy storage services across commercial and utility-scale hybrid and stand-alone BESS installations.

BESSHybrid SystemsNERC Registered

Managing 5,500+ MW DC Nationwide

Miller Bros Solar is a top 5 solar O&M service provider in the US with headquarters in Conshohocken, PA.

Why Choose Miller Bros Solar

Proven experience, national scale, and an uncompromising commitment to safety and performance.

Founded in 2012, one of the first independent solar O&M service providers in the country.
Top 5 solar O&M service provider in the US with a nationwide footprint across 23 states.
NERC-registered 24/7/365 Remote Operations Center with embedded cybersecurity.
Registered as Generator Owner (GO) and Generator Operator (GOP) in 5 of 6 NERC regions.
Zero-incident safety mindset with all MBS employees granted Stop Work Authority.
Leadership team with decades of experience at First Solar, NRG Renewables, and Clearway Energy.

Contact Us

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Our Services

Comprehensive solar and energy storage O&M — from utility-scale power plants to commercial rooftop portfolios.

Utility O&M

Comprehensive Services Focused On Safety And Transparency

We operate one of the most diverse solar fleets in the country. Our utility projects range in size from 20MW to 485MW DC, and span across multiple states and Regional Transmission Organizations. We provide our clients with a full suite of options including GO, GOP and CIP services, 24/7 operations and monitoring, dedicated on-site technicians, and performance engineering.

Operations
  • NERC Compliant Remote Operations Center
  • Operating in 5 of 6 NERC Regions
  • Monitoring and Equipment Analytics
Maintenance
  • Comprehensive Maintenance Plans
  • Diagnosis and Dispatch for Corrective Maintenance
  • Warranty Management and Guaranteed Response Times
Compliance
  • GO and GOP Registration
  • GADS Reporting
  • PUCT Reporting
Tech Services
  • Inverter Services
  • Commissioning and Repowering
  • Major Incident Recovery

Commercial O&M

Comprehensive O&M Services Focused On Safety And Transparency

We began in the commercial O&M space with our first customer and portfolio in 2012. Today, we operate one of the largest C&I solar project fleets in the US. MBS knows what it takes to operate this unique solar asset class. By combining the most advanced technology in our state of the art Operations Center with highly skilled technicians in the field, we provide complete solutions on a national scale.

Operations
  • 24/7 Operations Center Support
  • Streamlined and Effective System Management
  • Performance Optimization
Maintenance
  • Comprehensive Maintenance Plans consistent with OEM Requirements
  • Dispatch and Diagnosis for Corrective Maintenance
  • Warranty Management and 24-Hour Response Times
Compliance
  • Local Code and Regulations Compliance Management
  • Secured System Integrity
  • Engineering Design Intent Ensured
Tech Services
  • Commissioning and Repowering
  • Inverter Services
  • Construction Oversight and 3rd Party Engineering

Tech Services

Providing Complete Solutions With Proven Results

Providing complete solutions for Solar and Energy Storage systems means more than monitoring, inspections, and component replacements. It means understanding all components of a system and knowing what it takes to keep your investment profitable long after COD. MBS can tackle the tough jobs that other providers cannot.

Inverter Services
  • Certified Service Provider for Multiple Tier 1 Suppliers
Commissioning
  • Pre-Operational Support
  • QA/QC Inspections
Inspection and Recovery
  • End of Warranty Inspections
  • Repowering
  • Wind, Hail, Fire and Flood Incident Recovery
DC Health
  • Drone Inspections
  • Serial Defect Identification and Mitigation

Energy Storage

Investing For Growth In The Energy Storage Sector

Miller Bros Solar has contracted 5 GWh of Energy Storage Services, working with OEMs and Asset Owners in Commercial and Utility scale installations since 2019. Hybrid and Stand-Alone systems are quickly becoming a key part of the energy mix. MBS has the experience to make your project successful.

Operations
  • NERC Compliant Remote Operations Center
  • Operating in 5 of 6 NERC Regions
  • Monitoring and Equipment Analytics
Maintenance
  • Preventative Maintenance Plans
  • BOP and POCC Maintenance and Repairs
  • HVAC, Fire Suppression, and Ancillary Services
Compliance
  • GO and GOP Registration
  • GADS Reporting
  • PUCT Reporting
Tech Services
  • Inverter Services
  • Commissioning and Repowering
  • Major Incident Recovery

About Miller Bros Solar

Miller Bros Solar knows that success begins with people. From our front-line technicians to the experts who support them, everyone at MBS shares the same goal: deliver best-in-class services with uncompromising commitment to safety.

A Top Five O&M Provider

Miller Bros Solar is a top five O&M service provider in the US with headquarters in Conshohocken, PA. Our team of electricians, operators, and field technicians combine to provide decades of Solar and Energy Storage experience.

Customized Solutions

Offering customized solutions with unparalleled support and expertise, Miller Bros Solar focuses its efforts on the needs of your individual project or portfolio to help you maximize the value of your energy.

A Vision of Better Energy

Our team shares a vision of better, cleaner energy for all and are dedicated to continually advancing our solutions through our high-tech, high-touch approach to operations and maintenance.

How We Operate

Our operations are built on four foundational pillars that guide everything we do.

Health, Safety & Environment

MBS operates with a zero-incident mindset. All employees are granted Stop Work Authority. We believe every work-related incident is preventable and that safety excellence is achieved through continuous improvement.

Remote Operations Center

Miller Bros Solar operates a 24/7/365 NERC-registered control center with embedded cybersecurity, monitoring each system's output to minimize yield losses and automate work management.

Compliance

MBS offers comprehensive NERC Compliance Services including GO and GOP responsibilities. Currently registered in 5 of the 6 NERC regions, our compliance program is integrated into daily operations.

National Footprint

With a presence in 23 states and more than 250 active sites, Miller Bros Solar's nationwide footprint enables us to respond quickly and efficiently to our clients' needs.

Meet Our Leadership Team

Decades of combined experience across the renewable energy industry.

R

Ryan Hoffman

President & Chief Executive Officer

Co-founder of Miller Bros Solar with over 15 years in the solar industry. Ryan founded Solar Utility Nexus, one of the first East Coast O&M companies. Graduate of Shippensburg University, spent three years in the NFL, and is a fourth generation cattle farmer in Pennsylvania.

J

Jim Johnston

Executive Vice President, Operations

Over 30 years of electric utility industry expertise managing all operations, maintenance, and technical activities. Previously General Manager of Solar O&M for NRG Renewables and Clearway Energy, and founding manager of U.S. Power Plant Maintenance for First Solar.

W

Will Carleton

Vice President of Operations

Over 15 years of electrical experience managing and providing leadership for all maintenance and operations activities for Miller Bros Solar's Utility and Distributed Energy fleet.

K

Kristina Marriot

Director of Compliance

Over 14 years of electric utility experience overseeing MBS's internal compliance program. Previously Compliance Manager at First Solar and NovaSource, and started her career at ENOSERV developing software around Relay Maintenance.

J

Johnny Nicholson

Director of Technical Services

Solar and Energy Storage O&M expertise since 2011. Previously Senior Regional Manager at First Solar overseeing 122 power plants totaling 6GW, and General Manager at Tonian Solar establishing critical back-office systems.

R

Rob Edinger

Senior Director of Operations

Over 20 years in Safety and Training with 15 years in renewables. Previously held leadership roles at Vestas, Algonquin Power, EDPR, and Renew Safety. Currently sits on the Safety Workforce Training committee. A Combat Veteran with the United States Marine Corps.

Careers at Miller Bros Solar

At Miller Bros Solar, we're powering the future of renewable energy. Our national footprint covers 5,500+ MW of PV plants across 23 states, backed by decades of electrical expertise.

Why Work With Us?

Join a team that combines technical excellence with a safety-first culture and a shared mission.

Hands-On Impact

Dive into real-world solar challenges — from field technician roles to project management — gaining invaluable experience in a fast-growing industry.

Growth Opportunities

Benefit from OEM-certified training plus clear paths for advancement in a collaborative, safety-first environment.

Competitive Perks

Enjoy excellent pay and comprehensive benefits, a family-oriented culture that values work-life balance, and contributing to a visionary team.

Nationwide Footprint

Work across 23 states with one of the most diverse solar and energy storage fleets in the country.

Featured Openings

With open positions in solar maintenance, now's the time to energize your career.

Solar Field Technician

Full-TimeMultiple States
Apply Now

Utility O&M Technician

Full-TimeMultiple States
Apply Now

BESS Technician

Full-TimeMultiple States
Apply Now

Operations Center Analyst

Full-TimeConshohocken, PA
Apply Now

Compliance Specialist

Full-TimeConshohocken, PA
Apply Now

Get In Touch

We look forward to hearing from you. Please call, email, or fill out the form and let us help you with your solar needs.

Contact Information

Address

301 Alan Wood Road
Conshohocken, PA 19428

Managing 5,500+ MW DC Nationwide

Miller Bros Solar is a top 5 solar O&M service provider in the US operating in 23 states.

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