SECURITIES AND EXCHANGE COMMISSION
                           Washington, D.C. 20549


                                SCHEDULE 13D
                                 (Rule 13D)
                   Under the Securities Exchange Act of 1934
                             (Amendment No. 1)


                           Grubb and Ellis Company
                              (Name of Issuer)

                   Common Stock, par value $0.01 per share

                      (Title of Class of Securities)

                                   400095204
                                 (CUSIP number)

                              Steven M. Kleiman
                             Zazove Associates, LLC
                               1001 Tahoe Blvd.
                           Incline Village, NV 89451
                               (775) 886-1500
           (Name, Address and Telephone Number of Person Authorized to
                     Receive Notices and Communications)

                               April 29, 2011
            (Date of Event Which Requires Filing of This Statement)


If the filing person has previously filed a statement on Schedule 13G to
report the acquisition which is the subject of this Schedule 13D, and is
filing this schedule because of Sections 240.13d-1(e), 240.13d-1(f) or
240.13d-1(g), check the following
box [ ].

Note: Schedules filed in paper format shall include a signed original
and five copies of the schedule, including all exhibits. See Section
240.13d-7 for other parties to whom copies are to be sent.

*  The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which
would alter disclosures provided in a prior cover page. The information
required on the remainder of this cover page shall not be deemed to be
"filed" for the purposes of Section 18 of the Securities Exchange Act
of 1934, as amended (the "Exchange Act") or otherwise subject to the
liabilities of that section of the Exchange Act but shall be subject
to all other provisions of the Exchange Act (however, see the Notes).



CUSIP No. 400095204

  1.  Names of Reporting Persons.  Zazove Associates, LLC
  2.  Check the Appropriate Box if a Member of a Group (see instructions)
      (a) [ ]
      (b) [ ]

  3.  SEC USE ONLY

  4.  Source of Funds (see instructions)  OO

  5.  Check if Disclosure of Legal Proceedings is Required Pursuant to
      Items 2(d) [ ] or 2(e) [ ]

  6.  Citizenship or Place of Organization   Delaware


                   7.  Sole voting power       3,943,410 (1)
Number of
shares             8.  Shared Voting Power         -0-
beneficially
owned by           9.  Sole Dispositive Power  3,943,410 (1)
each
reporting          10. Shared Dispositve Power     -0-
person
with

11.  Aggregate Amount Beneficially Owned by Each Reporting Person
     3,943,410 (1)

12.  Check if the Aggregate Amount in Row (11) Excludes Certain Shares
     (see instructions) [ ]

13.  Percent of Class Represented by Amount in Row (11)
     5.4% (1)

14.  Type of Reporting Person (see instructions)   IA

(1)  Reporting Person beneficially owns $8,850,000 principal amount of
     7.95% Senior Convertible Notes Due 2015 (the "Convertible
     Notes"), which are convertible as of the date of this Schedule
     13D into 3,943,410 shares of Common Stock.  The calculation
     of percentage ownership is based on 69,419,590 shares of Common
     Stock outstanding as of October 29, 2010, as disclosed in the
     Issuer's Form 10-Q filed on November 12, 2010 plus 3,943,410
     shares of Common Stock that would be issued upon conversion
     of the Convertible Notes of the Issuer held by the Reporting Person.


CUSIP  400095204


Item 1. Security and Issuer.
        This Amendment No. 1 ("Amendment No. 1") to Schedule 13D
        amends and supplements the statement on Schedule 13D
        originally filed on March 25, 2011 and relates to Common
        Stock, par value $0.01 per share (the "Common Stock") of
        Grubb & Ellis Company, a Delaware corporation (the "Issuer").
        The address of the executive offices of the Issuer is 1551
        North Tustin Avenue, Suite 300, Santa Ana, California 92705.


Item 2.	Identity and Background.
        This Schedule 13D is being filed by Zazove Associates, LLC,
        a Delaware limited liability company (the "Reporting Person").
        The Reporting Person is a registered investment advisor
        with its principle place of business being located at
        1001 Tahoe Blvd., Incline Village, NV 89451.

        The Reporting Person is in the business of managing investment
        portfolios. Gene T. Pretti ("Pretti") is the controlling equity
        holder of the Reporting Person.  Pretti's principal occupation
        or employment is as Chief Executive Officer and Sr. Portfolio
        Manager of the Reporting Person.

        During the past five years, neither the Reporting Person
        nor Pretti have been (i) convicted in any criminal proceeding,
        or (ii) a party to any civil proceeding commenced before a judicial
        or administrtative body of competent jurisdiction and as a
        result of such proceeding was or is now subject to a judgment,
        decree or final order enjoining future violations of, or prohibiting
        or mandating activities subject to, federal or state securities laws
        or finding any violation with respect to such laws.

Item 3. Source and Amount of Funds or Other Consideration
        The Reporting Person has discretionary authority with regard to
        portfolios that expended $8,234,350 of investment capital
        in acquiring the Convertible Notes.


Item 4. Purpose of Transaction


On April 29, 2011 the lock-up agreement signed on March 18, 2011
(the "Lock-Up Agreement") by the Reporting Person, Nisswa Convertibles
Master Fund Ltd., Cohanzick Management, LLC, and Stonerise Capital
Partners Master Fund LP (collectively, the "Locked-Up Holders") expired
according to its terms.  With the expiration of the
Lock-Up Agreement, the Reporting Person may no longer
be deemed to be a member of a group with the other Locked-Up Holders within
the meaning of Rule 13d-5(b) under the Securities Exchange Act of 1934,
as amended (the "Exchange Act").

The Reporting Person acquired and continues to hold the Convertible
Notes reported herein for certain investment portfolios over
which the Reporting Person has discretionary authority for investment
purposes only. The Reporting Person may from time to time engage the
Issuer, its representatives or other relevant parties in discussions
regarding matters relevant to the investment in the Issuer.
Depending on market conditions and other factors that the Reporting
Person may deem material to its investment decisions, the Reporting
Person may sell all or a portion of its Convertible Notes or may
purchase additional securities of the Issuer, on the open market
or in a private transaction. Except as set forth in this Item 4,
the Reporting Person has no present plans or proposals that relate
to or that would result in any of the actions specified in clauses
(a) through (j) of Item 4 of Schedule 13D of the Act.


The Reporting Person has determined that it currently expects
its holdings and any future acquisitions of the Convertible
Notes to be held in the ordinary course of its business and
neither with the purpose nor the effect of changing or influencing
the control of the issuer, nor in connection with or as a participant
in any transaction having such purpose or effect.  Therfore, going
forward, the Reporting Person will file reports regarding its
holdings of the issuer's securities on Schedule 13G in accordance
with the appicable rules issued under the Exchange Act.

Item 5. Interest in Securities of the Issuer


(a)  Reporting Person beneficially owns $8,850,000 principal amount
     of 7.95% Senior Convertible Notes Due 2015,
     which are convertible as of the date of this Schedule
     13D into 3,943,410 shares of Common Stock.  The calculation
     of percentage ownership is based on 69,419,590 shares of Common
     Stock outstanding as of October 29, 2010, as disclosed in the
     Issuer's Form 10-Q filed on November 12, 2010 plus 3,943,410
     shares of Common Stock that would be issued upon conversion
     of such convertible notes of the Issuer beneficially
     held by the Reporting Person.

(b)  The Reporting Person has sole voting and dispostive power
     with regard to the Convertible Notes.

(c)  During the past 60 days, the Reporting Person, in its capacity as
     investment advisor with discretionary authority, did not purchase
     any securities of the Issuer.

(d)  Not applicable.

(e)  Not applicable.


Item 6. Contracts, Arrangements, Understandings or Relationships
        with Respect to Securities of the Issuer

Other than as disclosed herein, neither the Reporting Person
nor Pretti has any has any contracts, arrangements,
understandings or relationships (legal or otherwise) with respect
to any securities of the Issuer.

Item 7. Materials to be Filed as Exhibits

The Lock-Up Agreement dated March 18, 2011 between the Reporting
Person and the other parties signatory thereto was previously filed
on March 25, 2011.


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.
Dated: April 29, 2011


Zazove Associates, LLC

Signature       /S/ Steven M. Kleiman
Name:	 	Steven M. Kleiman
Title:	 	Chief Operating Officer