SSE Renewables has launched a consultation on the connection proposals for part of its major North Sea offshore wind development.
More than 500 jobs are at risk at Aberdeen-based energy services firm Bilfinger Salamis, which has started a redundancy consultation with its workforce.
Centrica has begun a consultation with staff over onshore jobs in its UK operations.
Engineering services group Amec Foster Wheeler has entered into consultation with employees in its Great Yarmouth offshore services facility with up to 100 jobs potentially at risk.
Oil services firm Wood Group is to consult with around 1,000 UK onshore staff as it seeks to reduce its headcount by 300.
Sparrows Group is in consultation with its staff over up to 90 job losses.
Bibby Offshore has launched a jobs consultation with staff over redundancies from its North Sea operations. It is understood around 120 jobs are under consultation with around 40 job losses expected across all departments.
Weatherford has launched a consultation with staff in its UK operations for up to 75 positions. The move comes after the company revealed earlier this year it would be making redundancies across the globe as it looks to streamline costs. The redundancies will affect staff in its North Sea operations and staff have been informed of the move.
CHC Helicopter has entered into a consultation process with staff over job losses as it looks to streamline costs. The company said a number of positions are likely to be affected including pilots, engineering and support staff. The news comes after Bristow announced it was in consultation over job reductions.