o

Rule 13d-1(b)

x

Rule 13d-1(c)

o

Rule 13d-1(d)

CUSIP No. 203900  10  5

1.

Names of Reporting Persons
Jeffrey K. Berg

2.

Check the Appropriate Box if a Member of a Group (See Instructions)

(a)

o

(b)

x

3.

SEC Use Only

4.

Citizenship or Place of Organization
United States of America

Number of
Shares
Beneficially
Owned by
Each
Reporting
Person With

5.

Sole Voting Power
41,396.492

6.

Shared Voting Power
0

7.

Sole Dispositive Power
41,396.492

8.

Shared Dispositive Power
0

9.

Aggregate Amount Beneficially Owned by Each Reporting Person
41,396.492

10.

Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) x

11.

Percent of Class Represented by Amount in Row (9)
0.5%

12.

Type of Reporting Person (See Instructions)
IN

CUSIP No. 203900  10  5

Item 1.

(a)

Name of Issuer:
Communications Systems, Inc.

(b)

Address of Issuer’s Principal Executive Offices:
10900 Red Circle Drive

Minnetonka, MN 55343

Item 2.

(a)

Name of Person Filing:
Jeffrey K. Berg

(b)

Address of Principal Business Office or, if None, Residence:
10900 Red Circle Drive

Minnetonka, MN 55343

(c)

Citizenship:
Minnesota

(d)

Title of Class of Securities:
Common Stock

(e)

CUSIP Number:
203900  10  5

Item 3.

If this statement is filed pursuant to §§ 240.13d-1(b), or 240.13d-2(b) or (c), check whether the person filing is a:

(a)

o

Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b)

o

Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c)

o

Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d)

o

Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8).

(e)

o

An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);

(f)

o

An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);

(g)

o

A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h)

o

A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i)

o

A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act (15 U.S.C. 80a-3);

(j)

o

Group, in accordance with §240.13d-1(b)(1)(ii)(K).

If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:____________________________

CUSIP No. 203900  10  5

Item 4.

Ownership.

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

(a)

Amount beneficially owned:   

Mr. Berg beneficially owns 41,396.492 shares of the outstanding common stock of the Issuer, which includes:  (i) 19,051 shares of common stock owned by Mr. Berg individually and (ii) 22,345.492 shares of the Issuer held by Mr. Berg through the Communications Systems, Inc. Employee Stock Ownership Plan (“CSI ESOP”).  Mr. Berg also is a trustee of the CSI ESOP.  As of December 31, 2010, the CSI ESOP held 539,944 shares of the Issuer based on figures provided by CSI.  Mr. Berg disclaims any beneficial ownership of any shares of the Issuer held by the CSI ESOP in excess of the shares allocated to his CSI ESOP account, which totaled 22,345.492 shares.

(b)

Percent of class:   

0.5% based on 8,398,496 shares of the Issuer’s common stock outstanding (on average) for the three-month period ending September 30, 2010 as reported in the Issuer’s Form 10-Q filed November 10, 2010 and including all 41,396.492 shares that could be deemed to be beneficially owned by Mr. Berg.  If all shares held by the CSI ESOP allocated to accounts other than Mr. Berg were included in the number of shares beneficially owned by Mr. Berg, Mr. Berg would hold 558,995 shares of the Issuer, or 6.7% based on 8,398,496 shares of the Issuer’s common stock outstanding (on average) for the three-month period ending September 30, 2010 as reported in the Issuer’s Form 10-Q filed November 10, 2010.

(c)

Number of shares as to which the person has:

Mr. Berg has the power to vote or dispose of the shares as follows:

(i)

Sole power to vote or to direct the vote:   

41,396.492

(ii)

Shared power to vote or to direct the vote:    

0 (does not include an aggregate of 517,598.508 shares of the Issuer held by the CSI ESOP and allocated to accounts other than that of Mr. Berg)

(iii)

Sole power to dispose or to direct the disposition of:   

41,396.492

(iv)

Shared power to dispose or to direct the disposition of:   

0 (does not include an aggregate of 517,598.508 shares of the Issuer held by the CSI ESOP and allocated to accounts other than that of Mr. Berg)

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   o.

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 or Control Person.

Not Applicable

Item 8.

Identification and Classification of Members of the Group.

Not Applicable

Item 9.

Notice of Dissolution of Group.

Not Applicable

CUSIP No. 203900  10  5

Item 10.

Certifications.

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.

February 11, 2011

Date

/s/ Jeffrey K. Berg

Signature

Jeffrey K. Berg, President & CEO

Name/Title