Unilab Corp. –

Tarzana, Calif.

Went public 06/06/01 at $16 per share

Filing Range: 6.7 million shares at $14 to $16

Offering Size: $100.5 million

Post Offering Valuation: $464.1 million

Shares Outstanding: 32.2 million shares

Underwriters: Salomon Smith Barney/Credit Suisse First Boston/U.S. Bancorp Piper Jaffray

Company Counsel: Skadden, Arps, Slate, Meagher & Flom

Manager Counsel: Debevoise & Plimpton

Auditor: Deloitte & Touche LLP

The Company:

Provides clinical laboratory services which fall into two general classes of tests: routine and esoteric. The company’s routine or commonly ordered tests include blood cholesterol tests used in the detection of early heart disease; glucose tests to identify diabetes; blood cell measurements; PAP smears used to screen for cervical cancer; and AIDS screening. Esoteric tests, which are ordered infrequently and usually require more specialized equipment, include hepatitis and cancer markers.

Venture Backers:

Kelso & Co.

Financing Rounds:

Number of Round Amt.

Round # Round Date Stage Investors ($ thousands)

1 09/01/1998 1 Expansion 27495.0

2 11/01/1999 1 Expansion 139600.0

3 07/01/2000 1 Expansion 21094.0

Financials:

(Data in $ millions except EPS)

Y/E

12/31/00

Total Revenues: $337.5

Net Income: 41.6

EPS: 1.63