Telecommunications

Owner

SPHERA OPTICAL NETWORKS N.A., INC.

S SPHERA OPTICAL NETWORKS

Telecommunications

Owner

SPHERA OPTICAL NETWORKS N.A., INC.

OPTRA SOLUTIONS

Telecommunications

Owner

SPHERA OPTICAL NETWORKS N.A., INC

SPHERALSP

Telecommunications

Owner

SPHERA OPTICAL NETWORKS N.A., INC

SPHERASAFE

Telecommunications

Owner

SPHERA OPTICAL NETWORKS N.A., INC

SPECTRA SOLUTIONS

Telecommunications

Owner

SPHERA OPTICAL NETWORKS N.A., INC.

SONAR

Electrical and Scientific Apparatus and 2 other

Owner

SPHERA OPTICAL NETWORKS N.A., INC.

PRISMA SOLUTIONS

Telecommunications

Owner

SPHERA OPTICAL NETWORKS N.A., INC.

SPHERA

Telecommunications

Owner

SPHERA OPTICAL NETWORKS N.A., INC.