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BBB Accredited Business since


Phone: (860) 342-5670 Fax: (860) 342-5247 310 S Main St, Middletown, CT 06457

BBB Business Reviews may not be reproduced for sales or promotional purposes.


River Valley Oil Service, LLC offers home heating oil delivery, residential and commercial. Heating and air conditioning, duct work and refrigeration, installation and service.

BBB Accreditation

A BBB Accredited Business since

BBB has determined that RVOS Inc. meets BBB accreditation standards, which include a commitment to make a good faith effort to resolve any consumer complaints. BBB Accredited Businesses pay a fee for accreditation review/monitoring and for support of BBB services to the public.

BBB accreditation does not mean that the business' products or services have been evaluated or endorsed by BBB, or that BBB has made a determination as to the business' product quality or competency in performing services.

Reason for Rating

BBB rating is based on 13 factors. Get the details about the factors considered.

Factors that raised the rating for RVOS Inc. include:

  • Length of time business has been operating
  • No complaints filed with BBB

Customer Complaints Summary

0 complaints closed with BBB in last 3 years | 0 closed in last 12 months
Complaint Type Total Closed Complaints
Advertising/Sales Issues 0
Billing/Collection Issues 0
Delivery Issues 0
Guarantee/Warranty Issues 0
Problems with Product/Service 0
Total Closed Complaints 0

Customer Reviews Summary Read customer reviews

0 Customer Reviews on RVOS Inc.
Customer Experience Total Customer Reviews
Positive Experience 0
Neutral Experience 0
Negative Experience 0
Total Customer Reviews 0

Additional Information

BBB file opened: October 15, 2008 Business started: 01/01/2006 Business started locally: 01/01/2006 Business incorporated 10/27/2010 in CT
Licensing, Bonding or Registration

This business is in an industry that may require professional licensing, bonding or registration. BBB encourages you to check with the appropriate agency to be certain any requirements are currently being met.

These agencies may include:

Department of Consumer Protection
165 Capitol Ave, Hartford CT 06106
Phone Number: (860) 713-6300

Type of Entity


Business Management
Mr. John M. DiMauro Jr., President Mr. Michael DiMauro, Owner Ms. Bethany Sanderson, Office Manager
Contact Information
Principal: Mr. John M. DiMauro Jr., President
Customer Contact: Ms. Bethany Sanderson, Office Manager
Business Category

Oils - Fuel Refrigeration Equipment - Commercial - Sales & Service Air Conditioning Contractors & Systems Heating Contractors Heating & Air Conditioning Duct & Duct Fittings Sheet Metal Work Fuel Dealers (NAICS: 454310)

Alternate Business Names
River Valley Oil Service

BBB Customer Review Rating plus BBB Rating Overview

BBB Customer Reviews Rating represents the customers opinions of the business. The Customer Review Rating is based on the number of positive, neutral and negative customer reviews posted that are calculated to produce a score.

Customer Review Experience Value
Positive Review 5 points per review
Neutral Review 3 points per review
Negative Review 1 point per review

BBB letter grades represent the BBB's opinion of the business. The BBB grade is based on BBB file information about the business. In some cases, a business' grade may be lowered if the BBB does not have sufficient information about the business despite BBB requests for that information from the business.

BBB Letter Grade Scale

BBB Rating Value
A+ 5
A 4.66
A- 4.33
B+ 4
B 3.66
B- 3.33
C+ 3
C 2.66
C- 2.33
D+ 2
D 1.66
D- 1.33
F 1
NR -----
Star Rating scale

  Average Score
5 stars 5.00
4.5 stars 4.50-4.99
4 stars 4.00-4.49
3.5 stars 3.50-3.99
3 stars 3.00-3.49
2.5 stars 2.50-2.99
2 stars 2.00-2.49
1.5 stars 1.50-1.99
1 star 0-1.49

BBB Customer Review Rating plus BBB Rating is not a guarantee of a business' reliability or performance, and BBB recommends that consumers consider a business' BBB Rating and Customer Review Rating in addition to all other available information about the business. If the BBB Rating is NR then only Customer Reviews are used for the Star Rating.