The Hartford
Browse resources to service your existing WC clients insured with The Hartford.
 How The Hartford Can Assist Insureds

Online Business Service Center:   (bill payment and policy management)

Customer Service: 800-962-6170

Claims: 800-327-3636

Audit Department Fax: 888-841-5831

 Workflow & Agent Inquiries

All carrier correspondence for your insured is forwarded to your agency by the carrier or Number One with directions to forward to the client if required.


Only the appointed agent is allowed to make coverage/named insured change requests. All endorsement, cancellation, reinstatement, loss run and other such requests should be requested in writing to Number One Insurance to communicate with the assigned carrier.

Agent Inquiries can be directed to Number One Insurance. Please contact Michelle St. Angelo at or 508-634-7364.

 Audit Disputes

Forward to the carrier audit department all copies of the 941's issued throughout the policy term and a letter from the insured asking for a review of the audit.  

Audit Department Fax: 888-841-5831

 Certificates of Insurance

The insured may request by:

phone: 800-962-6170, Option 1
fax: 888-443-6112

email: – The COI request email MUST INCLUDE the following wording:


Subject line should read: COI Request for PHS Policy (list policy number) – No EBC Access


At the direction of the Number One Insurance Agency, who is the broker of this policy and whom I have included on this email – please provide a COI for:

Named Insured, Policy Number, Certificate holder's name & address, an explanation of the services provided by the insured to the certificate holder and where the certificate should be sent via mail, fax or email.


When sending the email be sure to add in the CC address line.

 Request for Reinstatement

Provide a signed request for reinstatement on the insured's letterhead that includes:

1. policy number
2. cancellation date
3. statement of no losses between date of cancellation through current date 


Forward to Michelle St. Angelo or by fax to 508-634-2930.

Broker of Record Requests

Please include the following on the insured's letterhead:

  • The current policy number and effective date.
  • A request naming BOTH Number One Insurance AND your agency as the Broker of Record.
  • The Insured's Signature.

The Hartford Application for Waiver of Subrogation


Aligned with the mission of MAIA, the Number One Insurance Agency, Inc. provides several niche retail markets as a benefit of membership. Experienced in-house staff along with key carrier partners, work to assist and service members with our insurance offerings...


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