<PAGE>

                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                  SCHEDULE 13G
                                 (RULE 13D-102)

           INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
         TO RULES 13d-1(b) (c), AND (d) AND AMENDMENTS THERETO FILED 
                            PURSUANT TO RULE 13d-2(b)

                          CHICAGO PIZZA & BREWERY, INC.
                                (Name of issuer)

                           COMMON STOCK, NO PAR VALUE
                         (Title of class of securities)

                                  167889 10 4
                                 (CUSIP number)

                                  JULY 31, 2000
             (Date of Event which Requires Filing of this Statement)



                  Check the appropriate box to designate the rule pursuant to 
which this Schedule is filed:

                  / /      Rule 13d-1(b)

                  /X/      Rule 13d-1(c)

                  / /      Rule 13d-1(d)



                              Page 1 of 5 Pages

<PAGE>

---------------------                                        -----------------
CUSIP No. 167889 10 4                  13G                   Page 2 of 5 Pages
---------------------                                        -----------------

------------ -----------------------------------------------------------------
     1       NAMES OF REPORTING PERSONS
             I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

             THE JACMAR COMPANIES
             95-2808722
------------ -----------------------------------------------------------------
     2       CHECK THE APPROPRIATE BOX IF MEMBER OF A GROUP         (a) / /
             (SEE INSTRUCTIONS)
             NOT APPLICABLE                                         (b) / /
------------ -----------------------------------------------------------------
     3       SEC USE ONLY

------------ -----------------------------------------------------------------
     4       CITIZENSHIP OR PLACE OF ORGANIZATION:
             CALIFORNIA
----------------------------- ------ -----------------------------------------
NUMBER OF SHARES                5    SOLE VOTING POWER:
BENEFICIALLY                         471,100
OWNED BY EACH REPORTING       ------ -----------------------------------------
PERSON WITH:                    6    SHARED VOTING POWER:
                                     NOT APPLICABLE
                              ------ -----------------------------------------
                                7    SOLE DISPOSITIVE POWER:
                                     471,100
                              ------ -----------------------------------------
                                8    SHARED DISPOSITIVE POWER:
                                     NOT APPLICABLE
------------ -----------------------------------------------------------------
     9       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH
             REPORTING PERSON
             471,100
------------ -----------------------------------------------------------------
    10       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)
             EXCLUDES CERTAIN SHARES
------------ -----------------------------------------------------------------
    11       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9):
             6.2%
------------ -----------------------------------------------------------------
    12       TYPE OF PERSON REPORTING (SEE INSTRUCTIONS):
             CO
------------ -----------------------------------------------------------------



<PAGE>

ITEM 1(a).        Name of Issuer:

                           CHICAGO PIZZA & BREWERY, INC.

ITEM 1(b).        Address of Issuer's Principal Executive offices:

                           26131 MARGUERITE PARKWAY, SUITE A
                           MISSION VIEJO, CA 92692

ITEM 2(a).        Name of Person Filing:

                           THE JACMAR COMPANIES

ITEM 2(b).        Address of Principal Business Office:

                           2200 W. VALLEY BLVD.
                           ALHAMBRA, CALIFORNIA 91803

ITEM 2(c).        Citizenship:

                           CALIFORNIA

ITEM 2(d).        Title of Class of Securities:

                           COMMON STOCK

ITEM 2(e).        CUSIP Number:

                           167889 10 4

ITEM 3.           If this statement is filed pursuant to Rules 13d-1(b), or 
                  13d-2(b), check whether the person filing is a:

                  (a)   Broker or dealer registered under Section 15 of the 
                        Exchange Act.
                  (b)   Bank as defined in Section 3(a)(6) of the Exchange Act.
                  (c)   Insurance company as defined in Section 3(a)(19) of the
                        Exchange Act.
                  (d)   Investment company registered under Section 8 of the 
                        Investment Company Act.
                  (e)   An investment adviser in accordance with Rule 
                        13d-1(b)(1)(ii)(E);
                  (f)   An employee benefit plan or endowment fund in accordance
                        with Rule 13d-1(b)(1)(ii)(F);
                  (g)   A parent holding company or control person in accordance
                        with Rule 13d-1(b)(1)(ii)(G);
                  (h)   A savings association as defined in Section 3(b) of the
                        Federal Deposit Insurance Act;
                  (i)   A church plan that is excluded from the definition of an
                        investment company under Section 3(c)(14) of the 
                        Investment Company Act;
                  (j)   Group, in accordance with Rule 13d-1(b)(1)(ii)(J).

                  If this statement is filed pursuant to Rule 13d-1(c), check 
                  this box. /X/


                              Page 3 of 5 Pages


<PAGE>

ITEM 4.           Ownership

                  (a)   Amount Beneficially Owned:  471,100 shares of Common 
                        Stock.

                  (b)   Percent of Class:  6.2%

                  (c)   Number of Shares as to which such person has:

                        (i)   sole power to vote or to direct the vote:  471,100

                       (ii)   shared power to vote or to direct the vote: 0

                      (iii)   sole power to dispose or to direct the disposition
                              of:  471,100

                       (iv)   shared power to dispose or to direct the 
                              disposition of:  0

ITEM 5.           Ownership of Five Percent or less of a Class:

                  If this statement is being filed to report the fact that as 
of the date hereof the reporting person has ceased to be the beneficial owner 
of more than five percent of the class of securities, check the following

ITEM 6.           Ownership of More than Five Percent on Behalf of Another 
                  Person:

                  NOT APPLICABLE.

ITEM 7.           Identification and Classification of the Subsidiary which 
                  Acquired the Security Being Reported on By the Parent Holding
                  Company:

                  NOT APPLICABLE.

ITEM 8.           Identification and Classification of Members of the Group:

                  NOT APPLICABLE.

ITEM 9.           Notice of Dissolution of Group:

                  NOT APPLICABLE.

ITEM 10.          Certification:

                  BY SIGNING BELOW I CERTIFY THAT, TO THE BEST OF MY KNOWLEDGE
AND BELIEF, THE SECURITIES REFERRED TO ABOVE WERE NOT ACQUIRED AND ARE NOT HELD
FOR THE PURPOSE OF OR WITH THE EFFECT OF CHANGING OR INFLUENCING THE CONTROL OF
THE ISSUER OF THE SECURITIES AND WERE NOT ACQUIRED AND ARE NOT HELD IN
CONNECTION WITH OR AS A PARTICIPANT IN ANY TRANSACTION HAVING THAT PURPOSE OR
EFFECT.


                              Page 4 of 5 Pages


<PAGE>

                                  SIGNATURE

         After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.

Date:  August 9, 2000                  THE JACMAR COMPANIES



                                       By: /s/ JAMES DAL POZZO
                                          --------------------
                                       Name: James Dal Pozzo
                                       Its: President


                                Page 3 of 5 Pages