Joel Flachs


Joel Flachs formed J & R Investments in August 2005 to acquire and manage a variety of commercial property types. A real estate broker licensed in the states of Pennsylvania and New Jersey and a broker-appraiser in Pennsylvania, he brings his extensive knowledge of the local real estate markets in addition to his expertise in investment sales and retail leasing/tenant representation. Joel has located, raised equity, managed and acted as general partner for seven office buildings, two shopping centers, fifteen industrial buildings, and more than 400 apartment units as well as continuing some specialty retail and investment brokerage.

Prior to forming J & R Investments, Joel was a Director of the Investment Services Group for Colliers L & A, the regional affiliate of Colliers International. Previously he was Chairman, Broker and Director of Bala Properties Group, which leased and managed various properties totaling more than 2,000,000 square feet of office, commercial and residential space, several of which he acquired for partnerships controlled by him. He also has served as shareholder, officer and director of Isard-Greenberg Company for six years where he was responsible for leasing, management and brokerage functions as well as locating and analyzing new projects.

Tim Strange

Tim Strange serves as a partner for J & R Investments.

As a broker and an owner, Tim specializes in federal government-leased investment sales of General Services Administration (GSA) and Veterans Affairs (VA) properties throughout the United States and is partnered with Mark Phillips as the GSA|VA Investment Specialists. With 30 years of experience, he has closed more than $1 billion in sale and leasing transactions during his career and was profiled in the book “Brokers Who Dominate, 8 Traits of Top Producers.” He is a Certified Commercial Investment Member (CCIM) and Society of Industrial & Office Realtors (SIOR) office specialist and is a past President of both Oklahoma chapters of CCIM and SIOR. He is a past President of the Oklahoma City Commercial Real Estate Council.

As a general partner, Strange has been involved in the acquisition and development of twenty four properties between 1995 and 2016 including office, retail, industrial and GSA|VA leased buildings with an aggregate value in excess of $100,000,000. Notable acquisitions are 101 Park Avenue in downtown Oklahoma City OK and the Bank of America Tower in Tulsa OK. Notable developments are the Memorial Surgicare Center in Oklahoma City OK. He is the Past President of the Rotary Club of (Downtown) Oklahoma City and is on the board of Leadership Oklahoma City (LOKC).

He is a past co-chair of LOYAL Class IX and X of LOKC, past director of the Last Frontier Council Boy Scouts of America, past Director of the Greater Oklahoma City Chamber of Commerce and a past Director of the Central Oklahoma Transportation and Parking Authority (COTPA). He is a Silver Beaver recipient for service to Scouting at the local level.

Mark Phillips

Mark Phillips serves as a partner for J & R Investments.

In his 40 + years in the real estate business has run a real estate investment partnership, a development and construction company and has been a commercial real estate broker. Currently Phillips, a CCIM, and SIOR, serves as Vice President of Newmark Grubb Levy Strange Beffort and is the Designated Broker for the Arizona office where he specializes in government-leased investment sales. During his tenure in the industry he has developed, built and brokered over more than 7 million square feet in transactions valued in excess of $600 million.

As a developer and builder under his company Spring Valley Associates he developed a 40 unit residential subdivision securing all entitlements. He engineered the purchase and renovation of the Teller’s Mill a former cigar factory in Sellersville PA. Phillips personally oversaw the certification of the facility to the National Register of Historic Places securing significant tax credits for his investors. Under Spring Valley Associates he built and renovated residential and light commercial structures in Pennsylvania and New Jersey.

In the complex GSA sector, Mark has established himself as a knowledgeable expert and continues to complete government-leased property sales across the nation. His office and investment deals are equally notable, and leverage both national and local networks to maximize client value. Since the beginning of the specialty 5 years ago Phillips has sold over 30 GSA and VA properties. They were also successful in the creation and implementation of an investment pool comprised of 13 GSA and VA properties valued at over $35M located through the US. Other notable transactions in his brokerage career are: the sale of the Cotton Center Portfolio (Phoenix AZ) valued at $200M and comprising over 1.2M SF to Liberty Property Trust. He also secured a 10 building 550,000 SF management and leasing portfolio with Northwestern Mutual Life in Allentown, PA.

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