John G. Gehringer

John G. Gehringer: Attorney with O'Neil, Cannon, Hollman, DeJong & Laing S.C. AV stamp icon
Attorney Awards


John is the Chair of the firm's Real Estate, Land Use and Construction Law Practice Group and a member of the Business Law Group. He counsels his clients in all areas of real estate development, construction law, and commercial and construction financing: including, property acquisitions and dispositions; commercial, industrial, retail and office leasing; zoning; and land use law; and creditors' rights. John provides both preventive and remedial legal counsel to financial institutions, real estate developers, REITS, architects, engineers, hotel owners, construction companies, design builders, commercial lessors and tenants, and title insurance companies. He also has significant experience in environmental matters and brownfields redevelopment.

John Assists Clients With

Construction and Commercial Financing

Commercial Leasing

Condominium Development and Association Management Issues

Planning, Zoning and Land Use Law

Environmental Law and Brownfields Redevelopment

Creditors’ Rights

Examples of John’s Recent Client Work

Served as local counsel for an international construction and engineering firm for the development of a $2.2 billion power plant.

Represented a commercial bank on the syndication, acquisition and closing of a $71 million construction loan for a 17 story class A office building.

Represented a commercial bank on a $16 million refinance of a hotel and restaurant loan.

Represented a commercial seller on the $3.3 million sale and exchange of a multi-tenant retail shopping center.

Represents a school district as special real estate counsel on all of its acquisitions and dispositions of school facilities and sites.

Local counsel for national drug store retailer on municipal permitting for store site locations.

Served as special real estate counsel for the development of a $107 million newspaper production facility for the owners of the Journal Sentinel, Inc., obtaining a Voluntary Party Remediation and Exemption From Liability status for the newspaper company. This helped break the cycle of disinvestment in West Milwaukee by allowing the newspaper company to build a new facility in one of the first reclaimed brownfields in the State of Wisconsin.

Represented Fortune 500 records management firm as local counsel for lease negotiations and disputes.

Served as counsel for the architectural and engineering design team for the Wisconsin Center.

Represented a national real estate syndication and management firm in its multi-state acquisitions, financings, and sales of multi-family apartments, office buildings, shopping centers, and other commercial properties.

Represented a national construction contractor on contract disputes relating to the $3 billion Denver Airport facility.

Represented a publicly-held hotel and restaurant company in its acquisition of a 1,300 acre resort hotel and conference center in Southeastern Wisconsin and serves as special counsel on municipal land use matter.


Selected for inclusion in The Best Lawyers in America®–Construction Law, Real Estate Law, Corporate Law, and Commercial Litigation 2009–2019.

Named one of "Milwaukee's Leading Lawyers" in Construction, Land Use and Real Estate by M Magazine, July 2012 issue. Only 2-5% of the top ranked attorneys published by Avvo for each category, were recognized.

Selected for inclusion in Wisconsin Super Lawyers in 2005–2018, Law & Politics and Milwaukee Magazine.

Martindale-Hubbell® Peer Review Rating™–AV Preeminent, reflecting an attorney who has reached the height of professional excellence and is recognized for the highest levels of skill and integrity.

Profiled in the 2008 Construction Law Edition published by The Daily Reporter and the Wisconsin Law Journal.


Speaker, O'Neil, Cannon, Hollman, DeJong & Laing, 2011 Hot Topics for In-House Counsel seminar, "Working with In-House Counsel: The Unauthorized

Practice of Law in Wisconsin."

John has lectured to professional groups on commercial loan workouts, lender liability claims, and brownfields developments.

Community Service

Director of Divine Savior Holy Angels High School

Director and President of the Make-A-Wish Foundation of Wisconsin

Director and President of the Brookfield Rotary Club

Director and President of the Elm Grove Community Foundation

Director of Westmoor Country Club

Sisters of the Divine Savior Sponsorship Board of Directors

Representative Clients

Archdiocese of Milwaukee

Bechtel Corporation

Iron Mountain Information Management, Inc.

MSI General Corporation

Total Mechanical, Inc.

Journal Sentinel, Inc.

HOK Construction Services, Inc.

First Business Bank, Milwaukee

Brixmor Property Group

Marcus Corporation

Waukesha County

Heuler Tile Company

Professional Associations and Affiliations

Member, American Bar Association’s Forum on the Construction Industry

Member, American Bar Association

Member, Milwaukee Bar Association

Member, State Bar of Wisconsin

Member, Waukesha County Bar Association


Marquette University (B.A., cum laude, 1975)

Marquette University Law School (J.D., 1978)

Areas of Practice (13)

  • Real Estate
  • Construction Law
  • Business Law
  • Creditors Rights
  • Commercial Banking
  • Commercial Credit
  • Commercial Loans
  • Mergers and Acquisitions
  • Real Estate Development
  • Condominium Association Law
  • Condominium Development
  • Environmental Law
  • Brownfields Redevelopment

Education & Credentials

Contact Information:
414-276-5000  Phone
414-291-4709  Phone
414-276-6581  Fax
University Attended:
Marquette University, B.A., cum laude, 1975
Law School Attended:
Marquette University Law School, J.D., 1978
Year of First Admission:
1978, Wisconsin

• Member, American Bar Association’s Forum on the Construction Industry;• Member, American Bar Association;• Member, Milwaukee Bar Association;• Member, State Bar of Wisconsin;• Member, Waukesha County Bar Association.

Payment Information:
  • Credit cards accepted
  • Accepts Visa and MasterCard
  • Fixed Hourly Rates
  • Fixed Fees Available

Peer Reviews

A Martindale-Hubbell Peer Rating reflects a combination of achieving a Very High General Ethical Standards rating and a Legal Ability numerical rating.

*Peer Reviews provided before April 15, 2008 are not displayed.

Milwaukee, Wisconsin

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