People · Operator

William A. Zeigler

Named in public records as an officer, director or promoter · active 2009–2009 · Other Energy

Companies

Filings

$50.0M

Combined raised · real

Single

Operator type

Companies

Company	Role	Sector	Stage	Raised · real	Value · est	Tied
Washington Gas Light Co	—	Other Energy	Series C	$50.0M	$598.7M	2009

Operator network

William A. Zeigler at the center, the companies they're named on, and every other operator named alongside them — an interlock map of shared founding teams, boards and funds. Name-matched, so treat as a research lead.

William A. Zeigler Company Co-operator (ring = serial)Hover to isolate ties · click to open

Co-operators (shared boards)

People named alongside William A. Zeigler on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.

Operator	Shared	Their companies
Debra L. Lee	1	3
Terry D. McCallister	1	2
Anthony M. Nee	1	2
Douglas A. Staebler	1	2
Roberta W. Sims	1	2
George P. Clancy	1	2
James L. Lafond	1	2
Michael D. Barnes	1	2
Vincent L. Ammann	1	2
Adrian P. Chapman	1	2
Melvyn J. Estrin	1	2
Mark P. O'Flynn	1	2
Beverly J. Burke	1	2
Karen H. Williams	1	2
Douglas V. Pope	1	2
James W. Dyke	1	2
Gautam J. Chandra	1	1
Marcellous V. Frye	1	1

People are matched by normalized name across records; a common name may merge distinct individuals. Treat as a research lead, the same way modeled valuations are directional, not quoted.