Commercial real estate executives say that companies may begin welcoming employees back into the office as soon as this summer. As a result, everything from build outs, technology and even restrooms are being reimagined. Craig Deitelzweig, CEO of Marx Realty, notes that the company has overseen installation of UV lights in common areas and bi-polar ionization system AtmosAir that targets and kills most COVID particles at its 545 Madison Avenue and 10 Grand Central.