745 Caleb’s Path, Hauppauge

Monaco Hu, a furniture company, purchased a 36,000-square-foot building on 2.5 acres at 745 Caleb’s Path in Hauppauge for $3.2 million. Richard Cohen of Ashlind Properties represented the buyer and the seller, Savoy Medical Supply, in the sales transaction.

1615 Ninth Ave., Bohemia

Ameristar Energy leased 1,700 square feet of office space at 1615 Ninth Ave. in Bohemia. Michael Zere of Zere Real Estate Services represented the tenant and the landlord, Gelsomnia LLC, in the lease transaction.

856 Johnson Ave., Ronkonkoma

Diamond Construction Group, a general contracting company specializing in kitchen and baths, leased 1,500 square feet of office space at 856 Johnson Ave. in Ronkonkoma. Michael Zere of Zere Real Estate Services represented the tenant and the landlord, Bruno LLC, in the lease transaction.

154 Toledo St., Farmingdale

Certus Controls, which specializes in building automation products, purchased a 6,400-square-foot flex building at 154 Toledo St. in Farmingdale for $1.09 million. Harris Rousso of Real Estate Strategies represented the buyer and Mario Asaro of Industry One Realty represented seller Tajon LLC in the sales transaction.

120 Fairchild Ave., Plainview

Nina Massini, a clothing distributor, leased 7,609 square feet at 120 Fairchild Ave. in Plainview. The company is relocating from Manhattan. Jeffrey Schwartzberg and Jason Miller of Premier Commercial Real Estate represented the tenant and the landlord, Adams Fairchild Realty, in the lease transaction.

20 Railroad St., Huntington Station

Super Sweep, a broom manufacturer, leased 25,000 square feet at 20 Railroad St. in Huntington Station. Jeffrey Schwartzberg and Jason Miller of Premier Commercial Real Estate represented the tenant and the landlord, RRA Associates of Huntington Station, in the lease negotiations.

80 Gordon Drive, Syosset

H&M USA, which distributes raw materials to nutraceutical companies, leased a 35,000-square-foot building at 80 Gordon Drive in Syosset. The company is relocating from Plainview. Ralph Perna of Newmark Grubb Knight Frank represented the tenant and the landlord, Gordon Nassau Realty, in the lease transaction.

10 Technology Drive,  East Setauket

Eating Evolved leased 6,500 square feet of industrial space at 10 Technology Drive in East Setauket. Brian McGuire from Coldwell Banker Commercial Island Corporate Services represented the tenant and Eric Dorf was the in-house representative for landlord Dorf Associates in the lease negotiations.

144 Kroemer Ave., Riverhead

MJ Moving & Storage leased 5,000 square feet of industrial space at 144 Kroemer Ave. in Riverhead. Brian McGuire from Coldwell Banker Commercial Island Corporate Services represented the tenant, while Jake Watral was the in-house representative for landlord Kroemer Avenue Holdings in the lease transaction.

191 Montauk Highway, Sayville

Suffolk Federal Credit Union leased 2,030 square feet at 191 Montauk Highway in Sayville. The branch office is expected to open in late spring. Brian Wynne of Coldwell Banker Commercial Island Corporate Services represented the tenant and Melissa Naeder of Sabre Real Estate Group represented landlord Circle Court Holding in the lease transaction.

865 Waverly Ave., Holtsville

Harvest Bakeries, which makes muffins and cakes for wholesale and retail distribution, purchased a 24,000-square-foot building on 5 acres at 865 Waverly Ave. in Holtsville for $2.6 million. The company is relocating from Central Islip. Ralph Perna of Newmark Grubb Knight Frank represented the buyer and seller, Landmark Realty Holtsville, in the deal.