Current Table

Top 10 Writers Of Commercial Insurance In Massachusetts By Direct Premiums Written, 2019 (1)

 

Rank Group/company Direct premiums written ($000) Market share
1 Travelers Companies Inc. $600,697 7.4%
2 Chubb 569,966 7.0
3 Liberty Mutual 527,145 6.5
4 American International Group (AIG) 386,073 4.7
5 Hartford Financial Services 300,050 3.7
6 Zurich 260,966 3.2
7 CNA 255,958 3.1
8 W. R. Berkley Corp. 254,195 3.1
9 Tokio Marine Group 243,665 3.0
10 Berkshire Hathaway Inc. 229,080 2.8

(1) Before reinsurance transactions.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

 
LEADING WRITERS OF COMMERCIAL MULTIPLE PERIL (NONLIABILITY) INSURANCE IN MASSACHUSETTS BY DIRECT PREMIUMS WRITTEN, 2009
Rank Group Direct premiums written ($000) Market share
1 Travelers Cos. $80,593 14.6%
2 Chubb Corp. 36,433 6.6
3 Hartford Financial Services 31,088 5.6
4 Tokio Marine Group 26,737 4.8
5 Liberty Mutual Holding Co. 26,263 4.8
6 White Mountains Insurance 25,166 4.6
7 Vermont Mutual Insurance Co. 24,442 4.4
8 Hanover Insurance Group Inc. 22,381 4.1
9 Zurich Financial Services Ltd 20,599 3.7
10 CNA Financial Corp. 18,728 3.4

Source: SNL Financial LC.

 
LEADING WRITERS OF COMMERCIAL INSURANCE IN MASSACHUSETTS BY DIRECT PREMIUMS WRITTEN, 2010 (1)
Rank Company Direct premiums written ($000) Market share
1 Travelers Cos. $506,590 9.3%
2 American International Group 487,723 9.0
3 Liberty Mutual Holding Co. 374,527 6.9
4 Chubb Corp. 242,672 4.5
5 Zurich Financial Services Ltd. 200,534 3.7
6 CNA Financial Corp. 193,317 3.6
7 Hartford Financial Services 192,518 3.5
8 ACE Ltd. 148,660 2.7
9 Hanover Insurance Group Inc. 137,997 2.5
10 Arbella Mutual Insurance Co. 137,670 2.5

(1) Before reinsurance transactions.

Source: SNL Financial LC.

 
LEADING WRITERS OF COMMERCIAL INSURANCE IN MASSACHUSETTS BY DIRECT PREMIUMS WRITTEN, 2011 (1)
Rank Company Direct premiums written ($000) Market share
1 Travelers Companies Inc. $526,672 9.3%
2 American International Group 483,114 8.5
3 Liberty Mutual 385,006 6.8
4 Chubb Corp. 259,340 4.6
5 CNA Financial Corp. 195,859 3.5
6 Hartford Financial Services 195,257 3.5
7 Zurich Insurance Group Ltd. 191,459 3.4
8 Hanover Insurance Group Inc. 158,353 2.8
9 W.R. Berkley Corp. 156,514 2.8
10 ACE Ltd. 152,960 2.7

(1) Before reinsurance transactions.

Source: SNL Financial LC.

 
LEADING WRITERS OF COMMERCIAL INSURANCE IN MASSACHUSETTS BY DIRECT PREMIUMS WRITTEN, 2012 (1)
Rank Group Direct premiums written ($000) Market share
1 Travelers Companies Inc.  $552,416 9.3%
2 American International Group  543,417 9.1
3 Liberty Mutual  405,199 6.8
4 Chubb Corp.  264,038 4.4
5 CNA Financial Corp.  214,506 3.6
6 Zurich Insurance Group Ltd.  206,288 3.5
7 Hartford Financial Services  203,601 3.4
8 W.R. Berkley Corp.  169,824 2.9
9 Arbella Mutual Insurance Co.  163,444 2.7
10 Hanover Insurance Group Inc.  159,336 2.7

(1) Before reinsurance transactions.

Source: SNL Financial LC.

 
LEADING WRITERS OF COMMERCIAL INSURANCE IN MASSACHUSETTS BY DIRECT PREMIUMS WRITTEN, 2013 (1)

 

Rank Group/company Direct premiums written ($000) Market share
1 Travelers Companies Inc. $564,916 9.1%
2 American International Group 450,393 7.2
3 Liberty Mutual 419,747 6.8
4 Chubb Corp. 273,006 4.4
5 CNA Financial Corp. 226,424 3.6
6 Zurich Insurance Group 217,458 3.5
7 Hartford Financial Services 202,939 3.3
8 Arbella Mutual Insurance Co. 183,232 3.0
9 W. R. Berkley Corp. 183,099 2.9
10 Hanover Insurance Group Inc. 165,879 2.7

(1) Before reinsurance transactions.

Source: SNL Financial LC.

 
LEADING WRITERS OF COMMERCIAL INSURANCE IN MASSACHUSETTS BY DIRECT PREMIUMS WRITTEN, 2014 (1)

 

Rank Group/company Direct premiums written ($000) Market share
1 Travelers Companies Inc. $554,038 8.5%
2 American International Group (AIG) 478,562 7.3
3 Liberty Mutual 391,805 6.0
4 Chubb Corp. 279,168 4.3
5 CNA Financial Corp. 233,119 3.6
6 Zurich Insurance Group (2) 217,782 3.3
7 Hartford Financial Services 208,849 3.2
8 W. R. Berkley Corp. 208,110 3.2
9 Arbella Mutual Insurance Co. 191,738 2.9
10 ACE Ltd. 173,553 2.6

(1) Before reinsurance transactions.
(2) Data for Farmers Insurance Group of Companies and Zurich Financial Group (which owns Farmers' management company) are reported separately by SNL Financial.

Source: SNL Financial LC.

 
Top 10 Writers Of Commercial Insurance In Massachusetts By Direct Premiums Written, 2015 (1)

 

Rank Group/company Direct premiums written ($000) Market share
1 Travelers Companies Inc. $568,849 8.4%
2 American International Group (AIG) 487,903 7.2
3 Chubb Ltd. (2) 480,004 7.1
4 Liberty Mutual 394,588 5.8
5 Zurich Insurance Group (3) 257,247 3.8
6 CNA Financial Corp. 239,039 3.5
7 Hartford Financial Services 216,668 3.2
8 W. R. Berkley Corp. 216,457 3.2
9 Arbella Mutual Insurance Co. 204,027 3.0
10 Tokio Marine Group 184,290 2.7

(1) Before reinsurance transactions.
(2) Chubb Ltd. data reflects the 2015 merger with Ace Ltd.
(3) Data for Farmers Insurance Group of Companies and Zurich Financial Group (which owns Farmers' management company) are reported separately by S&P Global Market Intelligence.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

 
Top 10 Writers Of Commercial Insurance In Massachusetts By Direct Premiums Written, 2016 (1)
Rank Group/company Direct premiums written ($000) Market share
1 Travelers Companies Inc. $600,922 8.5%
2 Chubb Ltd. 493,812 7.0
3 Liberty MHC Inc. 445,073 6.3
4 American International Group (AIG) 387,068 5.5
5 Zurich Insurance Group (2) 251,352 3.5
6 CNA Financial Corp. 247,423 3.5
7 W.R. Berkley Corp. 232,741 3.3
8 Hartford Financial Services 228,135 3.2
9 Arbella Insurance Group 209,297 3.0
10 Tokio Marine Group 194,542 2.7

(1) Before reinsurance transactions.
(2) Data for Farmers Insurance Group of Companies and Zurich Financial Group (which owns Farmers' management company) are reported separately by S&P Global Market Intelligence.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

 
Top 10 Writers Of Commercial Insurance In Massachusetts By Direct Premiums Written, 2017 (1)

 

Rank Group/company Direct premiums written ($000) Market share
1 Travelers Companies Inc. $552,765 7.6%
2 Chubb Ltd. 504,789 6.9
3 Liberty Mutual 473,058 6.5
4 American International Group (AIG) 378,377 5.2
5 CNA Financial Corp. 252,790 3.5
6 W. R. Berkley Corp. 247,237 3.4
7 Hartford Financial Services 240,149 3.3
8 Zurich Insurance Group (2) 235,239 3.2
9 Tokio Marine Group 210,522 2.9
10 Arbella Insurance 206,792 2.8

(1) Before reinsurance transactions.
(2) Data for Farmers Insurance Group of Companies and Zurich Financial Group (which owns Farmers' management company) are reported separately by S&P Global Market Intelligence.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

 
Top 10 Writers Of Commercial Insurance In Massachusetts By Direct Premiums Written, 2018 (1)

 

Rank Group/company Direct premiums written ($000) Market share
1 Travelers Companies Inc. $575,412 7.6%
2 Chubb 526,427 6.9
3 Liberty Mutual 474,374 6.3
4  American International Group (AIG) 397,616 5.2
5 W. R. Berkley Corp. 252,044 3.3
6 The Hartford 251,115 3.3
7 CNA 250,587 3.3
8 Zurich 232,396 3.1
9 Tokio Marine 213,857 2.8
10 Arbella Insurance 212,763 2.8

(1) Before reinsurance transactions.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.