7668 Standish Place
Rockville, MD 20855
(301) 861-0972

Our Top Cities


Local Reviews
for frederick, md

Rated 4.9 out of 5 stars based on 27 customer reviews

Great Service

It could not have been a better experience. They were on time, friendly & personable, explained everything they were doing, did exceptional work and finished in a very reasonable amount of time. This is our new go to company for our sprinkler system inspections and maintenance.

  • Overall Experience
  • Quality
  • Convenience
  • Recommend

very personable and professional technician. Called ahead and was at site in a timely manner.

very personable and professional technician. Called ahead and was at site in a timely manner.

  • Overall Experience
  • Quality
  • Convenience
  • Recommend

Great Service

Great Customer Service

  • Overall Experience
  • Quality
  • Convenience
  • Recommend

Luis Carranza

Luis Carranza was friendly, knowledgeable and easy to work with.

  • Overall Experience
  • Quality
  • Convenience
  • Recommend

Good

  • Overall Experience
  • Quality
  • Convenience
  • Recommend

Fast Easy Friendly

Ahead of schedule. Representative extremely friendly. Very smooth and quick visit.

  • Overall Experience
  • Quality
  • Convenience
  • Recommend

great service

  • Overall Experience
  • Quality
  • Convenience
  • Recommend

Excellent Professional Service!!

Thanh and his co worker were very professional when they came out for the elevator fire recall test. They performed their duties and cleaned up and closed up everything as it was before they came. Both men were very polite. I highly recommend Guardian!!

  • Overall Experience
  • Quality
  • Convenience
  • Recommend

Outstanding Customer Service

Great Customer Service, Both technicians were very friendly.

  • Overall Experience
  • Quality
  • Convenience
  • Recommend

Efficient and went right to work.

No chit chat, just went to work although was very friendly.

  • Overall Experience
  • Quality
  • Price
  • Convenience

Job Locations
for frederick, md

Erick M.

Erick M. Job Checkin

***NEW CONTRACT BEGAN 08/2021*** Annual Extinguisher Inspection Equip Desc: (6) Extinguishers (public areas, utility areas and Primary Care Associates space only! Do not inspect the other two tenant spaces). ***NEW CONTRACT BEGAN 08/2021*** Annual Light Inspection Equip Desc: (49) Emergency/Exit Lights (public areas, utility areas and Primary Care Associates space only! Do not inspect the other two tenant spaces).


Chris B.

Chris B. Job Checkin


Erick M.

Erick M. Job Checkin

Annual Inspection Dept: EXTING Equip Desc: (19) EXTINGUISHERS


Brian L.

Brian L. Job Checkin

Portable Extinguishers Inspection


Brian L.

Brian L. Job Checkin

Portable Extinguishers Inspection


Michael  A.

Michael A. Job Checkin


Paul M.

Paul M. Job Checkin


Paul M.

Paul M. Job Checkin


Paul M.

Paul M. Job Checkin


Paul M.

Paul M. Job Checkin


Paul M.

Paul M. Job Checkin


James C.

James C. Job Checkin


Chicago  C.

Chicago C. Job Checkin


Brian L.

Brian L. Job Checkin


Chicago  C.

Chicago C. Job Checkin