Tutor Perini Corp. announced three contracts on Wednesday worth up to $230 million.

The Sylmar construction company garnered the business through its subsidiary, Roy Anderson Corp., a general contractor in Jackson, Miss. The largest is the Scarlet Pearl Casino Resort in D’Iberville, Miss., with an estimated value of $122 million. It will include a 300-room hotel and 61,000 square feet of gambling floor. Construction is expected to start in the third quarter of 2014.

Anderson secured a second contract to build a bulk-ore handling facility for E.I du Pont de Nemours & Co. The DuPont facility in Gulfport, Miss. will cost about $77.5 million. It will have up to 15 silos with a total capacity of 220,000 tons of coke or ilumenite ore, which produces a white pigment for paint. Construction is expected to start in the third quarter of 2014.

Also, Anderson has a contract for $31.1 million to demolish and rebuild two Veterans Administration medical buildings in Biloxi, Miss. Construction is scheduled to start by the end of the year.

Shares closed down 17 cents, or a fraction of a percent, to $29.27 on the New York Stock Exchange.

Ontic, a supplier of aftermarket aerospace parts, announced on Wednesday a contract to provide UTC Aerospace Systems parts for commercial and military aircraft.

The Chatsworth company will supply parts of the F-15 fighter, Challenger business jets and Bombardier’s CRJ series regional jetliners. UTC, a unit of publicly traded defense contractor United Technologies Corp., will move its inventory of parts from its facility in Vergennes, Vt. to Ontic’s facilities in Chatsworth and Cheltenham, U.K.

On Monday, Ontic announced deals with Safran Power Systems in Paris, France to provide maintenance and repair services for other military and commercial aircraft.

Ontic is a subsidiary of BBA Aviation plc, a multinational aviation services company based in London.