Candle Corporation

» see candle.com as it lived, on the wayback machine

~ the goodbye ~

Aubrey Chernick started Candle Services Corporation in Toronto in October 1976, moved it to Los Angeles the following year, and then did something unusual for a software company of that size: he never sold a meaningful piece of it. No venture round, and no board of outside investors with a timetable. He and his family held more than ninety percent of the business until the day it was sold, and the first time anyone outside got a real valuation was on 1 April 2004, when IBM said it had agreed to buy the business.

What Candle sold was performance monitoring for IBM mainframes. OMEGAMON arrived in January 1981 in a version for CICS, and the proposition was simple enough that it survived three decades of fashion. Something on a very large computer is running slowly, and the operator needs to know which thing before the phone starts ringing. By the late 1990s the company's own figures had its software inside more than three thousand companies across sixty countries, and in 1996 it was claiming three quarters of the Fortune 500.

Revenue peaked around the end of that decade, at $382 million in 1999 and roughly $400 million the year after, against a headcount near two thousand. The last years were weaker, with trade estimates when IBM bought it putting the figure somewhere between $250 and $300 million and around eight hundred staff left. IBM's purchase closed on 7 June 2004, and the company's own quarterly filing records the price as $435 million, later adjusted down to $431 million.

This is software I could only ever have met through an employer, and not the kind of employer I have had. A mainframe shop is a particular place, and the people who knew what an OMEGAMON screen looked like at three in the morning were a profession rather than an audience.

~ the chronicle ~

~ the monitor ~

The category Candle largely invented is now so standard it has no edges. Sampling a running system from outside and showing an operator where the time is going describes most of the observability industry today. In 1981 it was a product you bought because the alternative was a trained guess.

Its staying power is the part worth noting. OMEGAMON outlived Candle by more than twenty years and is still sold, as IBM Z OMEGAMON, in versions for CICS and Db2 and the rest of the subsystems it always covered. The name on the box is the only thing the acquisition changed, which tells you that IBM bought working software rather than a technology it intended to absorb and discard.

~ the man who kept it ~

Chernick was born in Los Angeles around 1948, grew up in Deloraine, Manitoba, and took a chemistry degree at the University of Manitoba before writing mainframe software for a living. He refused outside capital and funded growth from profit. That is a slow way to grow, and it is why the ownership never got diluted.

He did not go to IBM with the company. Around eight hundred Candle employees transferred and he did not, having already started a separate business the year before. The structure of the deal meant that after twenty-seven years a single private sale converted a software company into one family's money, with no shareholders to split it among and no press release listing who else got paid.

~ what IBM actually bought ~

Candle went into the Tivoli division, which was where IBM kept systems management, and the product line was renamed accordingly over the following years. That is the normal fate of an acquired tools company and it usually ends with the software quietly discontinued once the overlap is sorted out.

It did not end that way here. The reason is that nobody else had Candle's install base on the mainframe, and the mainframe did not go away either, so IBM had bought the monitoring layer for its own largest machines from the last independent company that still sold one. Two decades on, the product is still in the catalog and the company that wrote it has been gone since the summer of 2004.

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