Financial, legal and political bumps did not dent the global environmental services market for ENR’s Top 200 Environmental Firms, based on results reported in this year’s ranking.

Ramped-up project spending to address climate change and energy transition urgency, and new infrastructure needs, triggered a list revenue surge—buoyed by company mergers and acquisitions to build workforce size, bottom line strength and technical capacity to execute the growing mission. Top 200 firm executives are watching how—or whether—the upcoming U.S. elections and new global tensions will alter market trajectory, but most are optimistic that other forces will sustain it.