Wahlco Environmental Systems Inc

Wahlco Environmental Systems Inc., which makes air pollution control equipment as well as water purification and bottling systems, reported a first-quarter net loss of $810,000, or 5 cents a share, compared to a net loss of $517,000, or 3 cents a share, for the 1995 first quarter. Revenue declined 16% to $13.4 million from $15.9 million. The company attributed the loss for the 1996 quarter to lack of large utility contracts for its Flue Gas Conditioning Systems.

Wahlco Environmental Systems Inc., which provides pollution control equipment to electric power plants, said three presidents of Wahlco units had resigned to "pursue other activities." Wahlco said Lothar Bachmann, president of Bachmann Cos.; Ekkehard Bachmann, president of Bachmann Industries Canada Inc., and Holly Bachmann, president of Bachmann F.H.E. Inc., had agreed to continue in their jobs in 1990 when the companies were bought by Wahlco.

Wahlco Environmental Systems Inc.: The Santa Ana manufacturer of air pollution control and power efficiency equipment reported a net loss of $790,000, or 9 cents a share, for the second quarter, compared with a net loss of $390,000, or 22 cents a share, for the corresponding 1997 period. Revenue declined 27% to $10.3 million from $14.1 million. The first-half net loss was $2.

Wahlco Environmental Systems Inc., the Santa Ana designer and manufacturer of air pollution control and power efficiency equipment, reported a net loss of $3 million, or 17 cents a share, for the fourth quarter. It lost $4.5 million, or 25 cents a share, for the previous year's fourth quarter. Revenue rose 17% to $12.2 million from $10.4 million. For the year, the company lost $5.4 million, or 31 cents a share, compared with a net loss of $10.

Struggling Wahlco Environmental Systems Inc. has appointed a new president and chief executive and announced a restructuring plan. The maker of air-pollution-control equipment named C. Stephen Beal president and chief executive. Beal was president and chief executive of Wahlco's Engineered Products Group. He replaces Mark Plaumann, who resumes his duties as senior vice president of Wexford Management LLC, a unit of Wexford Capital Corp., which has an 80% stake in Wahlco.