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One Call Concepts

3.3/5 • Glassdoor rating


One Call Concepts, Inc. has been providing fully outsourced, end-to-end management of one call notification centers across the United States for over 30 years. We are the one call industry’s most robust service provider, and we work in close partnership with more than a quarter of the nation’s state one call notification centers to keep innovating as trends emerge and technologies evolve.



Public or Private


Seats or staff



$25 mil. - $50 mil.





Dawn Jester, General Manager

Year Founded


Countries of fulfillment




Contact information


About One Call Concepts: Review and comparison

One Call Concepts has provided exceptional service to call centers for over 30 years. Across the United States, they provide consulting and software solutions to clients in the utility damage prevention space.

From a designated and efficient one-call notification center to software solutions for operators and state regulators, One Call Concepts is a full-service provider ensuring the safety of its clients and the general public.

Public safety is paramount for One Call Concepts. They currently manage more than 25% of all 811 Call Before You Dig Centers.

One Call Concepts Outsourcing

One Call Concepts is located in Hanover, Maryland. Tom Hoff, CEO of One Call Concepts, currently serves as Chairman of the Maryland Underground Facilities Damage Prevention Authority. He founded One Call Concepts in 1982; they have since expanded to have call centers in more than 15 states.

One Call Concepts’s BPO services and pricings

One Call Concepts provides a full-service call center and software to ensure that their clients and communities stay safe while working. 

One Call Concepts provides services, software, and support to One Call Notification Centers, Facility operators, Excavators, and State Regulators. If Utility damage prevention is top of mind for your community or industry, One Call Concepts has a solution:

  • Full-service call center operations and software
  • Locator Ticket management software
  • ITIC
  • Ticket Check
  • Search and Status Systems
  • Damage Manager Systems
  • Excavator Ticket Management Software

One Call Concepts’ pricing

One Call Concepts’ prices will depend on the needs of their clients. Each client and community will have unique circumstances and conditions that One Call Concepts’ software can support. Visit their website for a free demo, or call an office near you today.

How One Call Concepts outshines its competition

For One Call Concepts, safety is paramount. They have been in the business of keeping their clients and communities safe for over 30 years. Their staff and management have been actively involved in developing the 811 Call Before You Dig program, and they are constantly keeping up with the trends and technologies of their industry.

What makes One Call Concepts different:


  • They offer an “end-to-end approach to damage prevention.” This keeps their services honest. 
  • They create and foster partnerships with their customers and others in their industry, ensuring that innovations are benefiting the industry as a whole
  • They are industry leaders with a significant variance of knowledge in the industry. 

Key executives

Tom Hoff (CEO)
Tom Hoff is the founder of One Call Concepts with over 30 years of experience in the telecom and utility industry. He is an industry leader and active in his community of Maryland and national and international organizations promoting the importance of One Call, call center operations, and damage prevention.


Dan Florenzo (President and CFO)

Dan joined One Call Concepts over 25 years ago. He became the president in 2013 in addition to his CFO duties which he assumed in 2010. Dan is a CPA and holds a Bachelor of Science in Accounting.


Adam Franco (Director of Operations)
Adam joined One Call Concepts in 2003. He started as an operator and has grown through the company through all levels of management. His operational excellence made him the ideal fit to become Director of Operations in 2014. 


One Call Concepts reviews and comparisons

One Call Concepts has a review of 3.7 on Google, and while there are not many written reviews to quote, the 5-star reviews speak for themselves. 

Other services providers are similar to One Call Concepts across the United States. Still, few have been involved in damage prevention for as long as One Call, and few have been as invested in the 811 Call Before You Dig Program that intends to keep communities safe.

One Call Concepts’s contact information

One Call Concepts’s main headquarters is located in:


Further, you may virtually reach out the company through the following contact information:

In addition, you may email them at [email protected] or call 410.712.0082.


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