1315 O'Brien Drive

Featured Property

1305 O'Brien Drive

1305 Obrien Drive is a newly renovated, Class A, state-of-the-art, wet lab and manufacturing facility. The flagship building offers 217,770 square feet of Research & Development and Warehouse Space. It shares a wealth of resources and amenities with Menlo Park Labs, our one million, square foot, life-science community.

In the News

Tarlton Expands into the East Bay with Acquisition of Four Life Science Buildings in Hayward

January 15, 2019—Tarlton Properties

Tarlton Properties, a commercial property development and asset manager, and Principal Real Estate Investors , todayshared that they have acquired four buildings spanning over 128,000 square feet inAmneal Pharmaceuticals’ Impax Hayward Campus. Tarlton currently holds anownership position in more than 1.5 million square feet of Class A life science andmixed use properties in the Menlo Park area.

Tarlton Sponsors 24th Annual Bay Area Bike to Work Day

April 19, 2018—Tarlton Properties

Tarlton Properties is proud to announce that we are sponsoring the 24th annual Bay Area Bike to Work Day on Thursday, May 10, 2018 for the third year in a row. This year’s event is expected to attract tens of thousands of Bay Area residents, many of whom will be riding their bike to work for the very first time. Tarlton is sponsoring two Energizer Stations, which will be located at either end of O’Brien Drive.

Menlo Park Labs Looks to Add 260,000 Sq. Ft. to Bustling Bay Area Campus

March 19, 2018—The Regestry

For the first time in nearly 30 years, Menlo Park-based developer Tarlton Properties is expanding its Menlo Parks Lab office park. The expansion will be located at 1350 Adams Court and will add 260,000 square feet of research and development space to the complex. The 11.2-acres on which the five-story building will be constructed was granted to Tarlton Properties by the City of Menlo Park last year and will be one of the larger life sciences developments expected in the Bay Area.

Tarlton's Menlo Park Labs Now Home to More than 60 Life Science Companies

February 15, 2018—Tarlton Properties

Spanning over 1.5 million square feet and 22 buildings in Menlo Park, Calif., Menlo Park Labs is in high demand as a destination for many scientists on their path to commercializing medical breakthroughs, including companies such as Pacific Biosciences (NASDAQ: PACB), Adverum Biotechnologies (NASDAQ: ADVM), Intersect ENT, and GRAIL.

Menlo Park Labs lands new biotech tenant after 'massive' building revamp

May 15, 2017—Silicon Valley Business Journal

The building at 1305 O’Brien Drive was recently transformed by developer Tarlton Properties Inc. from an Office Max distribution facility into the new corporate headquarters for Pacific Biosciences, also known as PacBio. The biotechnology company is known for both developing and manufacturing systems for gene sequencing.

Tarlton Welcomes Pacific Biosciences to Menlo Park Labs

May 12, 2017—The Registry - Bay Area Real Estate

Tarlton Properties, Inc. (Tarlton), a leading Silicon Valley biotechnology property developer, welcomed Pacific Biosciences of California Inc. (PacBio) (Nasdaq: PACB) to their newly designed corporate headquarters. PacBio currently leases the 180,000-square-foot life science building, located at 1305 O’Brien Drive through 2027.

Refuge Biotechnologies and AccuraGen Join Menlo Park Labs

December 14, 2016—The Registry - Bay Area Real Estate

Refuge Biotechnologies has leased 17,195 square feet at 1505 Adams Drive and AccuraGen is expanding in the Park, taking 7,788 square feet at 1505 O’Brien Drive. These two emerging firms join the more than 60 biotech, medical device and life science companies that comprise Menlo Park Labs.

Tarlton Opens Renovated Offices at Menlo Park Labs

October 13, 2016—Tarlton Properties

Tarlton Properties, announced today the opening of their renovated offices. The open house will be punctuated by an education forum with preeminent cancer researchers from the Stanford Cancer Institute (SCI) and members of the Menlo Park Labs biotechnology community.

Medical Device Startup Takes 10k Sq. Ft. After Acquisition

May 18, 2016—The Registry - Bay Area Real Estate

Tarlton Properties, Inc. (TPI) and Principal Real Estate Investors announced today that AtheroMed, which was originally acquired in 2014 by Volcano Corporation and acquired in 2015 by Royal Philips, expanded their current lease from approximately 6,700 square feet to approximately 10,000 square feet in Menlo Park Labs.

Tarlton Properties to match up to $20K in donations to Belle Haven Bikes

December 15, 2015—The Almanac

Tarlton Properties will be matching donations to Belle Haven Bikes up to $20,000. Belle Haven Bikes is a nonprofit that provides bike mechanic job training opportunities and bike safety education for Belle Haven youth, and its hub is located in repurposed shipping containers at the Boys & Girls Clubs of the Peninsula in Menlo Park.

Tarlton Makes Another Menlo Move

October 7, 2015—BizNow

Tarlton Properties and Principal Real Estate Investors just bought 20k SF of industrial/office space at 1080 O'Brien Dr in Menlo Park as a means to continue to grow its R&D campus there. Under their watch the site will get a big redo into Class-A wet lab space. Tarlton also owns and manages the nearby Menlo Business Park, which boasts 900k SF of lab and office space. Kidder Mathews repped the sellers, Michael and Marilyn Cabak.

Tarlton Acquires 20,000 Sq. Ft. of Industrial/Office Space

October 6, 2015—The Registry - Bay Area Real Estate

TPI and Principal Real Estate Investors are extremely pleased to announce the recent acquisition of 1080 O'Brien Drive, Menlo Park. The acquisition continues to push forward TPI’s vision to expand our existing state of the art research and development campus. Our goal is to continue to be a trusted partner to our existing tenants and to provide new companies an opportunity to innovate and grow within our campus in Menlo Park.

Tarlton Lands Huge Biotech Gig

August 7, 2015—Commercial Property Executive

Tarlton Properties Inc. just landed a big one in San Francisco Bay’s booming life sciences market. The commercial property development and asset manager said on Thursday that it has signed Pacific Biosciences of California Inc. to an 11-year, 180,000-square-foot lease.

Tarlton Signs Huge Biotech Lease

August 6, 2015—The Registry - Bay Area Real Estate

Tarlton a commercial property development and asset manager, and Principal Real Estate Investors, today announced that biotech firm Pacific Biosciences of California, Inc. (PacBio) (Nasdaq: PACB), signed an eleven-year, 180,000-square-foot lease for 1315 O’Brien Drive at Menlo Business Park.

Tarlton Welcomes Cardiokinetix in New Office/Lab Space

July 7, 2015—The Registry - Bay Area Real Estate

CardioKinetix, a Menlo-based medical device company pioneering a catheter-based treatment for heart failure, has developed a transcatheter implant called the Parachute® Ventricular Partitioning Device (Parachute), which intends to treat heart failure resulting from a heart attack in patients worldwide by improving overall cardiac function.

Tarlton's Latest Lease

February 23, 2015—BisNow

On the heels of a big fundraising round, clinical diagnostic lab Personalis just inked a 66-month lease for more than 31k SF at Menlo Business Park. Personalis will occupy the entire building at 1330 O’Brien and the second floor at 1360 O’Brien. Personalis provides researchers and clinicians DNA sequencing, and recently completed a $33M Series C financing round (to date, it’s gotten $75M).

Personalis Leases 31k sf at Menlo Business Park

February 23, 2015—Real Estate News Television

Personalis Inc, a leading genomics-based clinical diagnostic laboratory, has signed a 66-month lease for more than 31k sf at Menlo Business Park in Menlo Park. Personalis will occupy the entire building at 1330 O’Brien Dr and the second floor at 1360 O’Brien Dr. Menlo Business Park is owned by Tarlton Properties Inc.

Personalis Inks Deal in Menlo Park

February 20, 2015—CoStar

Personalis, a genome diagnostic services company, signed a 66-month lease for 31,000 square feet at 1330 and 1360 O’Brien Dr. in Menlo Park, CA. The two buildings total 45,990 square feet within the 50-acre, 900,000-square-foot Menlo Business Park. Tarlton Properties developed the park in 1985 and sold 90% of it to Des Moines, IA-based Principal Real Estate Investors in January 2014.

Menlo Business Park to gain life sciences facilities

February 5, 2015—The Almanac

A former warehouse distribution facility that was one of Menlo Park’s top salestax producers will be redeveloped into a life sciences hub by its new owners.

Tarlton snags Office Depot distribution center in Menlo Park for $36M

January 27, 2015—San Francisco Business Times

Tarlton Properties will expand its life-sciences-focused Menlo Business Park after picking up a large property at 1315 O’Brien Drive with plans to give the building a major high-tech facelift.

Growing life sciences company now occupies entire building at 1555 Adams Drive in Menlo Park

January 19, 2015—Patch

Tarlton Properties, Inc. (TPI), a commercial property development and asset manager, announced Intersect ENT has signed a longterm lease expansion for an additional 18,000 square feet at 1555 Adams Drive in Menlo Park. Intersect ENT now has a long-term lease on the entire building, totaling more than 50,000 square feet.

Tarlton Properties Announces Intersect ENT Lease Expansion and Extension

January 6, 2015—The Registry - Bay Area Real Estate

Tarlton Properties, Inc. (TPI), a commercial property development and asset manager, announced today Intersect ENT has signed a long-term lease expansion for an additional 18,000 square feet at 1555 Adams Drive in Menlo Park, Calif. Intersect ENT now has a long-term lease on the entire building, totaling more than 50,000 square feet.

The ride of his life: Local cyclist races across the country to benefit Stanford Cancer Institute

June 17, 2014—Scope

Menlo Park businessman John Tarlton is on the ride of his life, attempting to bike 3,000 miles across the country in 12 days. He’s competing in the Race Across America (RAAM), one of the world’s most extreme endurance events. RAAM originated in 1982 as four cyclists raced from the Santa Monica Pier to the Empire State Building.

Kidder Matthews to Lease at Business Park

April 3, 2014—GlobeSt.com

Kidder Mathews has been selected to be the exclusive broker for Menlo Business Park. Gregg Domanico, EVP and managing partner for the firm¹s Redwood Shores office, and Mary Hines, SVP, will lead the Kidder Mathews team. The firm joined developers Principal Real Estate Investors and Tarlton Properties, Inc. announced the leasing agreement this week.

Menlo Business Park poised for growth

January 31, 2014—Silicon Valley Business Journal

When Tig Tarlton developed a 50-acre business complex in Menlo Park in the early 1980s, the Dumbarton Bridge had just opened down the street. Most tenants were light-electronics assembly companies. A lot has changed: Manufacturing has largely left Silicon Valley, and today the area is famous for Facebook’s headquarters, not assembly lines.

Menlo Park’s Deja Vu Investor

January 20, 2014—BisNow

Principal Real Estate Investors is making a comeback at Menlo Business Park, becoming a 90% investor in the 50-acre biz park. Nearly 30 years ago—when the 900k SF property delivered—Principal was an original investor before selling out in ‘99. (It’s sort of like how we’re buying Bruce Springsteen albums for the first time in decades.)

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