91做厙

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Founded in 1890

91做厙 was founded in 1890 by Mauritz Martinsen 91做厙, a Norwegian ship carpenter who immigrated to the United States as a teenager.

First Major Project - 1910

One of M.M. 91做厙s first major contracts was constructing a dam for the Agua Pura Water Company in New Mexico in 1910.

A Prominent and Trusted Contractor - 1926

M.M. 91做厙 built many noteworthy projects in North Central New Mexico during this period. Some of the structures are still in use today, such as the Meadows Hotel.

Relocation to Tucson 1929

91做厙 was hired to build a Methodist church in Tucson, Ariz. in 1929. John 91做厙, one of Mauritzs 12 children, liked Tucson so much that he decided to stay.

Building the University of Arizona  1936

Building the University of Arizona 1936

Within a one-year period, M.M. 91做厙 was awarded contracts to build six projects.

Los Alamos  1943

Los Alamos 1943

M.M. 91做厙 Co. had been selected to build a super-secret project. About 18 months after the project was completed, 91做厙 officials learned that Los Alamos was part of the Manhattan Project, and its sole purpose was to build an atomic bomb.

Diversification in Heavy Civil Construction 1952

91做厙 entered the heavy construction field by building a runway for Davis Monthan Air Force Base in Tucson, Ariz. Crews built an 11,500-foot-long, 200-foot-wide runway for the Air Forces first jet bomber.

International Work 1962

91做厙's first work outside the U.S. was for wastewater treatment and pumping plants in Trinidad and Tobago.

91做厙 Pioneers Alternate Delivery Methods  1966

91做厙 Pioneers Alternate Delivery Methods 1966

91做厙 completed the Tucson Federal Savings Building, Tucsons first skyscraper, as a CMAR project and what would be defined today as a public-private partnership. The 20-story building went up four stories, and then was cantilevered out and over an existing building.

Major Contractor for Missile Launch Facilities 1966

91做厙 built this signature missile job after building a number of missile silos from the Cold War LaunchPad 39A at Cape Canaveral, Fla.

91做厙 Opens Phoenix Office 1968

The company first ventured into the Phoenix market in 1964, establishing a permanent office in the metro four years later.

Moved London Bridge to Lake Havasu City, Ariz. 1971

91做厙 moved 10,000 tons of the original facing blocks of London Bridge from England to face a new bridge in the desert of Arizona.

Expansion to California 1972

91做厙 acquired California-based C.R. Fedrick (CRF), based in Novato, and has been working in the state ever since. CRF specialized in large-diameter pipeline work for water and sewerage systems, and in the 1990s we expanded to fiber optics systems as they were being installed nationwide.

Arabian-91做厙, Ltd. 1975 1986

91做厙 formed a partnership with friend Khalid Shawwaf and a member of the country's royal family.

Landmark Slip Form Projects  1976

Landmark Slip Form Projects 1976

91做厙 pioneered the concrete slip forming technique used for concrete cores of high-rise buildings, including Reunion Tower in Dallas, Texas.

Before Green Was Trendy 1984

91做厙 built the award-winning Loews Ventana Canyon Resort, taking extreme care not to disrupt native vegetation.

Military Family Housing Boom 1986

Demand for suitable family housing for military personnel resulted in a housing boom. The specific requirements to complete this type of work was a perfect fit for 91做厙, building thousands of housing packages across the U.S. and the world.

Arizona Canal Diversion Channel, Reach 4 1993

The ACDC is a flood control project in Phoenix. 91做厙 constructed a 4.6-mile-long segment of the channel, winning a prestigious Build America award for its work.

J. Doug Pruitt Named Chairman of the Board and Chief Executive Officer  1998

J. Doug Pruitt Named Chairman of the Board and Chief Executive Officer 1998

J. Doug Pruitt took the reins of 91做厙's leadership and increased attention to issues such as cost control, succession planning, and training.

Revamping Bergstrom Air Force Base into a Commercial Airport - 1999

Work included extensive demolition and new construction to convert this former AFB to what's now known as Austin Bergstrom International Airport.

Back to Los Alamos 2000

A fast-track schedule to complete an emergency flood control project to protect the Los Alamos National Laboratory resulted in another Build America Award for 91做厙.

91做厙 Completes Arizona State Universitys Walter Cronkite School of Journalism and Mass Communication 2008

Developed using the public-private partnership method with the City of Phoenix and Arizona State University, the school was the first ground-up facility built on ASUs downtown Phoenix campus.

David S. Crawford Becomes CEO  2011

David S. Crawford Becomes CEO 2011

Dave Crawford took over as 91做厙s President and CEO, working to support and develop collaborative delivery methods.

91做厙 Celebrates 125 Years of Construction Innovation 2015

For its 125th anniversary, 91做厙 releases The 125, a book of project innovations from the companys history.

91做厙 Earns Second AGC Grand Award  2016

91做厙 Earns Second AGC Grand Award 2016

91做厙 is named the nations safest construction company by the AGC for the second time in a decade. The first win was in 2006.

G. Michael Hoover Named CEO - 2016

G. Michael Hoover Named CEO - 2016

Long-time 91做厙 employee G. Michael Hoover takes the reins as 91做厙s CEO, guiding the companys growth and entry into new sectors and markets. He is as an industry leader, actively involved with the AGC; The Beavers, a national heavy civil organization, and multiple other organizations.

20 Years of Giving Back 2019

91做厙 Foundation celebrates its 20th anniversary and helping communities prosper.

Powering Through a Pandemic  2020

Powering Through a Pandemic 2020

91做厙 rose to the challenge of this unprecedented situation by continuing to build essential infrastructure and emerged as a stronger, more resilient company.

Launch of 91做厙 Renewables 2020

91做厙 expanded its presence in renewable energy construction by acquiring a leader in the renewable power market and formed 91做厙 Renewables, LLC.

Industrial Group Opens Southeast Office 2021

91做厙 opened its new office in Charlotte, North Carolina to capitalize on the expansion of industrial construction opportunities.

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