Research the market · bid results

Past bid results: what similar work went for

Every bidder and amount on past public bids, from the bid tabulations governments publish as open data. Price your bid against what won, see how many firms bid, and how far apart they were. These are bids as opened, not awards: the low bidder usually, not always, wins.

8 past solicitations match: a median of 5 bidders; the second bid was typically 2% above the low one.

IFB SPECIALIZED BALLOT PROOFING & LANGUAGE MANAGEMENT SERVICESCOOK COUNTY CLERK · opened Sep 6, 2024 · Cook County
Low bid $151.0K by GARY RYCYZYN CONSULTING · 1 bid
COUNTYWIDE PUBLIC SAFETY ROOF REPLACEMENTS AT COURTHOUSE & OUTLAYING BUILDINGS PHASE IIIOFFICE OF ASSET MANAGEMENT · opened Jan 5, 2022 · Cook County
Low bid $4.90M by DCG ROOFING SOLUTIONS INC · 5 bids · range $4.90M–$5.95M
Every bid (5)
1. DCG ROOFING SOLUTIONS INC $4.90M
2. MALCOR ROOFING OF ILLINOIS INC $4.97M
3. GE RIDDIFORD COMPANY $5.04M
4. KNICKERBOCKER ROOFING & PAVING CO $5.82M
5. KEDMONT WATERPROOFING CO $5.95M
Source: Cook County bid tabulations ↗ · contract 2123-07013
COUNTYWIDE PUBLIC SAFETY ROOF REPLACEMENTS AT DEPT. OF CORRECTIONS - PHASE III MULTIPLE BUILDINGSCAPITAL PLANNING AND POLICY · opened May 12, 2021 · Cook County
Low bid $1.11M by KNICKERBOCKER ROOFING AND PAVING CO. · 24 bids · range $1.11M–$7.83M
Every bid (12 of 24)
1. KNICKERBOCKER ROOFING AND PAVING CO. $1.11M
2. DCG ROOFING SOLUTIONS $1.12M
3. KEDMONT WATERPROOFING CO., INC. $1.21M
4. G.E. RIDDIFORD COMPANY, INC. $1.40M
5. ANDERSON SHAH ROOFING, INC. $1.44M
6. DCG ROOFING SOLUTIONS $4.77M
7. KNICKERBOCKER ROOFING AND PAVING CO. $4.94M
8. MALCOR ROOFING OF ILLINOIS, INC. $5.62M
9. G.E. RIDDIFORD COMPANY, INC. $5.65M
10. G.E. RIDDIFORD COMPANY, INC. $6.30M
11. DCG ROOFING SOLUTIONS $6.36M
12. KNICKERBOCKER ROOFING AND PAVING CO. $6.36M
Source: Cook County bid tabulations ↗ · contract 2038-18468
SKOKIE ENVELOPE PROJECT SKOKIE COURTHOUSE-ROOFING PHASECAPITAL PLANNING & POLICY, OFFICE OF · opened May 24, 2019 · Cook County
Low bid $2.13M by DCG ROOFING SOLUTIONS, INC. · 12 bids · range $2.13M–$3.34M
Every bid (12)
1. DCG ROOFING SOLUTIONS, INC $2.13M
2. DCG ROOFING SOLUTIONS, INC. $2.13M
3. MALCOR ROOFING OF ILLINOIS, INC. $2.27M
4. MATCOR ROOFING OF ILLINOIS, INC $2.27M
5. G E RIDDIFORD COMPANY, INC $2.33M
6. G E RIDDIFORD COMPANY, INC. $2.33M
7. KEDMONT WATERPROOFING CO, INC $2.97M
8. KEDMONT WATERPROOFING CO, INC. $2.97M
9. INDUSTRIA PACIFIC JV, LLC $3.29M
10. INDUSTRIA PACIFIC JV, LLC $3.29M
11. L MARSHALL, INC $3.34M
12. L. MARSHALL, INC. $3.34M
Source: Cook County bid tabulations ↗ · contract 1955-17722
COUNTYWIDE PUBLIC SAFETY ROOF REPLACEMENTS AT DEPARTMENT OF CORRECTIONS - PHASE IICAPITAL PLANNING AND POLICY · opened Apr 5, 2019 · Cook County
Low bid $5.50M by KNICKERBOCKER ROOFING AND PAVING CO., · 4 bids · range $5.50M–$6.21M
Every bid (4)
1. KNICKERBOCKER ROOFING AND PAVING CO., $5.50M
2. DCG ROOFING SOLUTIONS, INC. $5.59M
3. KEDMONT WATERPROOFING CO., INC. $6.08M
4. G.E. RIDDIFORD COMPANY, INC. $6.21M
Source: Cook County bid tabulations ↗ · contract 1855-17721
TRANE ROOF TOP UNITSDEPARTMENT OF FACILITIES MANAGEMENT · opened Jun 22, 2018 · Cook County
Low bid $41.2K by BEAMS TECHNOLOGY, INC. · 4 bids · range $41.2K–$98.9K
Every bid (4)
1. BEAMS TECHNOLOGY, INC. $41.2K
2. INDI ENTERPRISE, INC. $49.3K
3. ALL CHICAGO, INC. $51.3K
4. JOHNSON PIPE & SUPPLY CORP $98.9K
Source: Cook County bid tabulations ↗ · contract 1845-17328
COUNTYWIDE ROOF REPLACEMENTS AT DOCCAPITAL PLANNING AND POLICY · opened Dec 8, 2017 · Cook County
Low bid $1.18M by DCG ROOFING SOLUTIONS, INC. · 5 bids · range $1.18M–$1.94M
Every bid (5)
1. DCG ROOFING SOLUTIONS, INC. $1.18M
2. G.E. RIDDIFORD ROOFING CO. $1.21M
3. F & G ROOFING CO., LLC $1.39M
4. KNICKERBOCKER ROOFING & PAVING CO. $1.41M
5. PAGODA - CCI JV $1.94M
Source: Cook County bid tabulations ↗ · contract 1723-16837
PURCHASE OF TWO (2) STATION PORTABLE RESTROOM WITH 12 FT. TRAILER ROOF MOUNTED AIR CONDITIIONEROFFICE OF THE SHERIFF · opened Dec 2, 2016 · Cook County
Low bid $18.8K by COMFORTS OF HOME · 7 bids · range $18.8K–$61.5K
Every bid (7)
1. COMFORTS OF HOME $18.8K
2. A.M.S. GLOBAL, INC. $19.4K
3. CHICAGO UNITED INDUSTRIES, LTD. $24.1K
4. TAZA SUPPLIES DBA/TILES IN STYLE LLC $25.9K
5. INDI ENTERPRISES, INC. $29.4K
6. ONE WAY SAFETY $54.0K
7. DROPZONE PORTABLE SERVICE $61.5K
Source: Cook County bid tabulations ↗ · contract 1626-15833

Where this comes from

TxDOT Bid Tabulations ↗: Texas highway lettings and maintenance contracts, the last 24 months; newest bid opening 2026-10-15. Source: TxDOT. Official TxDOT sources take precedence.
Cook County IL bid tabulations ↗: Cook County goods, services and construction bids since 2016; newest bid opening 2026-10-07. Public domain.

More states and cities publish bid tabulations only as PDFs; we add sources that publish them as data. Open Texas lettings show what similar ones went for on their own page: Texas DOT lettings.