Architecture Billings Index

Architecture Billings Remain Sluggish Through June – The AIA/Deltek Architecture Billings Index (ABI) score was 47.3 for June. Although the

Business conditions at architecture firms weakened further in May. The AIA/Deltek Architecture Billings Index® (ABI) declined to its lowest level

Architecture firm billings declined modestly in April as broader economic instability continued. The AIA/Deltek Architecture Billings Index® (ABI) fell from

Architecture firm billings showed signs of stabilization in February after months of decline, with an AIA/Deltek Architecture Billings Index (ABI)

The AIA/Deltek Architecture Billings Index (ABI) dropped to 43.8 in January, down from 47.1 in December, signaling a greater number

) 2025 Ends with Continued Weak Business Conditions for Architecture Firms, AIA/Deltek ABI Finds – The AIA/Deltek Architecture Billings Index

Business activity at architecture firms remains stagnant – The AIA/Deltek Architecture Billings Index (ABI) score for November was 45.3, marking

Business conditions at architecture firms remained soft as the fourth quarter of 2025 began, according to the latest data from

Business conditions at architecture firms weakened further in September, with the AIA/Deltek Architecture Billings Index (ABI) dropping to 43.3, the