Locations.

IMPAX is headquartered in Hayward, California, and has a full range of capabilities in both its Hayward and Philadelphia facilities. The Hayward facilities include four buildings: a 35,125 square foot research and development facility, a 50,400 square foot commercial manufacturing facility, a 14,400 square foot administration building, and a 65,000 square foot warehouse. Our 113,000 square foot facility in Philadelphia, Pennsylvania serves as our primary commercial center, housing accounting, sales and marketing, packaging, warehousing and distribution.

  • Hayward, CA
    • Headquarters and Primary Research and Development Center
    • Primary Manufacturing Center
    • Administration Building
    • Warehouse
  • Philadelphia, PA
    • Primary Commercial Center

    Hayward, California
    30831 Huntwood Avenue, Hayward CA 94544
    Tel: (510) 476-2000 Fax: (510) 471-3200

    From the San Francisco Airport:

    • Take Highway 101 south to 92 East/San Mateo Bridge/Hayward.
    • Take southbound I-880 and exit at Industrial Parkway East.
    • Drive east (i.e. crossway overpass) approximately 1 mile to Huntwood Ave.
    • Turn right onto Huntwood Ave. and drive approximately 1/4 mile.
    • IMPAX is on your right hand side, immediately after the Crown Lift Truck building.

    From San Jose:
    • Follow the sign at the Airport to get on I-880.
    • Take northbound I-880 and exit at Whipple Road/Industrial Parkway.
    • Drive east on Whipple Road for approximately 1 mile to Huntwood Ave.
    • Turn left onto Huntwood Ave. and drive approximately one mile to IMPAX.
    • IMPAX is on the left hand side.

    From Northeast of Hayward:
    • Take westbound I-580.
    • Take southbound I-880 and exit at Industrial parkway east.
    • Drive east (i.e. crossway overpass) approximately 1 mile to Huntwood Ave.
    • Turn right onto Huntwood Ave. and drive approximately 1/4 mile.
    • IMPAX is on your right hand side, immediately after the Crown Lift Truck building.

    From Southeast of Hayward:
    • Take Nortbound I-680 and exit Mission Blvd.
    • Continue down Mission Boulevard to Union City.
    • Take a left on Whipple Rd.
    • Continue down Whipple Rd. approximately two miles to Huntwood Avenue.
    • Turn right onto Huntwood Ave. and drive approximately one mile to IMPAX.
    • IMPAX is on the left hand side.
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    Philadelphia, Pennsylvania
    3735 Castor Avenue, Philadelphia, PA 19124
    Tel: (215) 289-2220 Fax: (215) 289-2223

    From the Philadelphia Airport:
    • Take I-95 north to Aramingo Avenue exit.
    • At end of off ramp, turn right onto Aramingo Avenue.
    • Turn right at Castor Avenue and drive approximately 1 mile.
    • IMPAX is on your right just before the elevated train.
    From Northern/Central New Jersey:
    • Take I-95 [New Jersey Tpke] south towards Philadelphia/Camden.
    • At New Jersey Turnpike Exit 4, keep RIGHT onto Ramp towards RT-73/Philadelphia/Camden.
    • Take Route 73 towards Camden/Philadelphia.
    • Keep left onto Route 90 West and cross over the Betsy Ross Bridge (toll).
    • Keep right onto ramp towards Richmond Street.
    • Once on ramp, keep left to stay on ramp towards Richmond St South.
    • Turn left onto Richmond Street.
    • Turn right onto Castor Ave and drive approximately 1 mile.
    • IMPAX is on your right just before the elevated train.
    From Southern New Jersey:
    • Take Route 55 to Route 42 toward Philadelphia
    • Keep left towards and over the Walt Whitman Bridge/I-76
    • Stay I-76 to right on I-95 north
    • Take I-95 north to Allegheny Avenue exit, Exit 25
    • Turn right at end of off ramp onto Bath Street
    • Turn right onto Allegheny Avenue
    • Turn right onto Richmond Street
    • Turn left at Castor Avenue and drive approximately 1 mile
    • IMPAX is on your right just before the elevated train
    From Points West of Philadelphia:
    • Take I-76 East towards Philadelphia.
    • At exit 344, take the Vine Street Expressway east.
    • Stay right to I-95 north.
    • Take I-95 north to Aramingo Avenue exit.
    • At end of off ramp, turn right onto Aramingo Avenue.
    • Turn right at Castor Avenue and drive approximately 1 mile.
    • IMPAX is on your right just before the elevated train.
    From Bucks/Montgomery Counties and Points North of Philadelphia:
    • Take Route 309 South to Cheltenham Avenue
    • Continue on Cheltenham Avenue to dead end right on Tookany Creek Parkway.
    • Take left onto Adams Avenue.
    • Go North on the Roosevelt Boulevard, stay to the far right and take first right to the continuation of Adams Avenue.
    • Follow Adams Avenue to slight right on Castor Avenue and drive approximately 3 miles.
    • IMPAX is on your left just after the elevated train.
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