National Interstate Corporation SC13E-3

Exhibit (c)(7)

CERTAIN PORTIONS OF THESE DISCUSSION MATERIALS HAVE BEEN OMITTED BASED ON A REQUEST FOR CONFIDENTIAL TREATMENT SUBMITTED TO THE U.S. SECURITIES AND EXCHANGE COMMISSION (THE “SEC”). THE NON-PUBLIC INFORMATION HAS BEEN OMITTED FROM THE DISCUSSION MATERIALS HAS BEEN SEPARATELY FILED WITH THE SEC. EACH REDACTED PORTION OF THE AGREEMENT IS INDICATED BY A “[ * ]” AND IS SUBJECT TO THE REQUEST FOR CONFIDENTIAL TREATMENT SUBMITTED TO THE SEC. THE REDACTED INFORMATION IS CONFIDENTIAL INFORMATION OF NATIONAL INTERSTATE CORPORATION

CERTAIN PORTIONS OF THESE DISCUSSION MATERIALS HAVE BEEN OMITTED BASED ON A REQUEST FOR CONFIDENTIAL TREATMENT SUBMITTED TO THE U.S. SECURITIES AND EXCHANGE COMMISSION (THE “SEC”). THE NON-PUBLIC INFORMATION HAS BEEN OMITTED FROM THE DISCUSSION MATERIALS HAS BEEN SEPARATELY FILED WITH THE SEC. EACH REDACTED PORTION OF THE AGREEMENT IS INDICATED BY A “[ * ]” AND IS SUBJECT TO THE REQUEST FOR CONFIDENTIAL TREATMENT SUBMITTED TO THE SEC. THE REDACTED INFORMATION IS CONFIDENTIAL INFORMATION OF NATIONAL INTERSTATE CORPORATION

CERTAIN PORTIONS OF THESE DISCUSSION MATERIALS HAVE BEEN OMITTED BASED ON A REQUEST FOR CONFIDENTIAL TREATMENT SUBMITTED TO THE U.S. SECURITIES AND EXCHANGE COMMISSION (THE “SEC”). THE NON-PUBLIC INFORMATION HAS BEEN OMITTED FROM THE DISCUSSION MATERIALS HAS BEEN SEPARATELY FILED WITH THE SEC. EACH REDACTED PORTION OF THE AGREEMENT IS INDICATED BY A “[ * ]” AND IS SUBJECT TO THE REQUEST FOR CONFIDENTIAL TREATMENT SUBMITTED TO THE SEC. THE REDACTED INFORMATION IS CONFIDENTIAL INFORMATION OF NATIONAL INTERSTATE CORPORATION

[ * ]

CERTAIN PORTIONS OF THESE DISCUSSION MATERIALS HAVE BEEN OMITTED BASED ON A REQUEST FOR CONFIDENTIAL TREATMENT SUBMITTED TO THE U.S. SECURITIES AND EXCHANGE COMMISSION (THE “SEC.). THE NON-PUBLIC INFORMATION HAS BEEN OMITTED FROM THE DISCUSSION MATERIALS HAS BEEN SEPARATELY FILED WITH THE SEC. EACH REDACTED PORTION OF THE AGREEMENT IS INDICATED BY A “[ * ]” AND IS SUBJECT TO THE REQUEST FOR CONFIDENTIAL TREATMENT SUBMITTED TO THE SEC. THE REDACTED INFORMATION IS CONFIDENTIAL INFORMATION OF NATIONAL INTERSTATE CORPORATION

[ * ]

CERTAIN PORTIONS OF THESE DISCUSSION MATERIALS HAVE BEEN OMITTED BASED ON A REQUEST FOR CONFIDENTIAL TREATMENT SUBMITTED TO THE U.S. SECURITIES AND EXCHANGE COMMISSION (THE “SEC”). THE NON-PUBLIC INFORMATION HAS BEEN OMITTED FROM THE DISCUSSION MATERIALS HAS BEEN SEPARATELY FILED WITH THE SEC. EACH REDACTED PORTION OF THE AGREEMENT IS INDICATED BY A “[ * ]” AND IS SUBJECT TO THE REQUEST FOR CONFIDENTIAL TREATMENT SUBMITTED TO THE SEC. THE REDACTED INFORMATION IS CONFIDENTIAL INFORMATION OF NATIONAL INTERSTATE CORPORATION